feat(#158 ): affiliation enfant au foyer — attach/detach pivot + co-parent.

Squash depuis develop : un POST/DELETE propage les liens à tout le foyer ; front un seul appel API ; doc empreinte. Co-authored-by: Cursor <cursoragent@cursor.com>
feat(#157 ): enfants sans responsable — alerte liste et détach dernier parent.
2026-07-22 18:31:15 +02:00 · 2026-07-17 19:43:58 +02:00 · 2026-07-17 19:00:12 +02:00 · 2026-07-17 16:54:17 +02:00 · 2026-07-17 16:25:42 +02:00 · 2026-07-17 14:56:45 +02:00
22 changed files with 1556 additions and 154 deletions
--- a/backend/src/routes/enfants/dto/create_enfants.dto.ts
+++ b/backend/src/routes/enfants/dto/create_enfants.dto.ts
@ -1,4 +1,5 @@
-import { ApiProperty } from '@nestjs/swagger';
+import { ApiProperty, ApiPropertyOptional } from '@nestjs/swagger';
+import { Transform } from 'class-transformer';
 import {
    IsBoolean,
    IsDateString,
@ -6,11 +7,23 @@ import {
    IsNotEmpty,
    IsOptional,
    IsString,
+    IsUUID,
    MaxLength,
    ValidateIf,
 } from 'class-validator';
 import { GenreType, StatutEnfantType } from 'src/entities/children.entity';

+/** Multipart envoie des strings ("true"/"false") — JSON envoie déjà des booleans. */
+function toBoolean({ value }: { value: unknown }): boolean | unknown {
+    if (typeof value === 'boolean') return value;
+    if (typeof value === 'string') {
+        const v = value.trim().toLowerCase();
+        if (v === 'true' || v === '1') return true;
+        if (v === 'false' || v === '0' || v === '') return false;
+    }
+    return value;
+}
+
 export class CreateEnfantsDto {
    @ApiProperty({ enum: StatutEnfantType, example: StatutEnfantType.SANS_GARDE })
    @IsEnum(StatutEnfantType)
@ -52,6 +65,7 @@ export class CreateEnfantsDto {
    photo_url?: string;

    @ApiProperty({ default: false })
+    @Transform(toBoolean)
    @IsBoolean()
    consent_photo: boolean;

@ -61,6 +75,20 @@ export class CreateEnfantsDto {
    consent_photo_at?: string;

    @ApiProperty({ default: false })
+    @Transform(toBoolean)
    @IsBoolean()
    is_multiple: boolean;
+
+    /**
+     * Parent pivot du foyer — obligatoire pour staff (gestionnaire/admin).
+     * Ignoré / interdit en externe pour un PARENT (ticket #132).
+     */
+    @ApiPropertyOptional({
+        description:
+            'UUID du parent pivot (staff only). Obligatoire pour GESTIONNAIRE / ADMIN / SUPER_ADMIN.',
+        format: 'uuid',
+    })
+    @IsOptional()
+    @IsUUID('4')
+    parent_user_id?: string;
 }
--- a/backend/src/routes/enfants/enfants.controller.ts
+++ b/backend/src/routes/enfants/enfants.controller.ts
@ -1,20 +1,33 @@
 import {
  Body,
+  CallHandler,
  Controller,
  Delete,
+  ExecutionContext,
  Get,
+  HttpCode,
+  HttpStatus,
+  Injectable,
+  NestInterceptor,
  Param,
  ParseUUIDPipe,
  Patch,
  Post,
+  UploadedFile,
  UseGuards,
  UseInterceptors,
-  UploadedFile,
 } from '@nestjs/common';
 import { FileInterceptor } from '@nestjs/platform-express';
-import { ApiBearerAuth, ApiTags, ApiConsumes } from '@nestjs/swagger';
+import {
+  ApiBearerAuth,
+  ApiBody,
+  ApiConsumes,
+  ApiOperation,
+  ApiTags,
+} from '@nestjs/swagger';
 import { diskStorage } from 'multer';
 import { extname } from 'path';
+import { Observable } from 'rxjs';
 import { EnfantsService } from './enfants.service';
 import { CreateEnfantsDto } from './dto/create_enfants.dto';
 import { UpdateEnfantsDto } from './dto/update_enfants.dto';
@ -24,6 +37,47 @@ import { AuthGuard } from 'src/common/guards/auth.guard';
 import { Roles } from 'src/common/decorators/roles.decorator';
 import { RolesGuard } from 'src/common/guards/roles.guard';

+const photoMulterOptions = {
+  storage: diskStorage({
+    destination: './uploads/photos',
+    filename: (req, file, cb) => {
+      const uniqueSuffix = Date.now() + '-' + Math.round(Math.random() * 1e9);
+      const ext = extname(file.originalname);
+      cb(null, `enfant-${uniqueSuffix}${ext}`);
+    },
+  }),
+  fileFilter: (req, file, cb) => {
+    if (!file.mimetype.match(/\/(jpg|jpeg|png|gif)$/)) {
+      return cb(new Error('Seules les images sont autorisées'), false);
+    }
+    cb(null, true);
+  },
+  limits: {
+    fileSize: 5 * 1024 * 1024,
+  },
+};
+
+/**
+ * Multer uniquement si Content-Type multipart (parent ou staff + photo).
+ * JSON sans photo (#132) passe sans interceptor fichier.
+ */
+@Injectable()
+class OptionalEnfantPhotoInterceptor implements NestInterceptor {
+  private readonly multipart = new (FileInterceptor(
+    'photo',
+    photoMulterOptions,
+  ))();
+
+  intercept(context: ExecutionContext, next: CallHandler): Observable<unknown> | Promise<Observable<unknown>> {
+    const req = context.switchToHttp().getRequest();
+    const ct = String(req.headers['content-type'] ?? '');
+    if (!ct.includes('multipart/form-data')) {
+      return next.handle();
+    }
+    return this.multipart.intercept(context, next);
+  }
+}
+
@ApiBearerAuth('access-token')
@ApiTags('Enfants')
@UseGuards(AuthGuard, RolesGuard)
@ -31,30 +85,27 @@ import { RolesGuard } from 'src/common/guards/roles.guard';
 export class EnfantsController {
  constructor(private readonly enfantsService: EnfantsService) { }

-  @Roles(RoleType.PARENT)
-  @Post()
-  @ApiConsumes('multipart/form-data')
-  @UseInterceptors(
-    FileInterceptor('photo', {
-      storage: diskStorage({
-        destination: './uploads/photos',
-        filename: (req, file, cb) => {
-          const uniqueSuffix = Date.now() + '-' + Math.round(Math.random() * 1e9);
-          const ext = extname(file.originalname);
-          cb(null, `enfant-${uniqueSuffix}${ext}`);
-        },
-      }),
-      fileFilter: (req, file, cb) => {
-        if (!file.mimetype.match(/\/(jpg|jpeg|png|gif)$/)) {
-          return cb(new Error('Seules les images sont autorisées'), false);
-        }
-        cb(null, true);
-      },
-      limits: {
-        fileSize: 5 * 1024 * 1024,
-      },
-    }),
+  @Roles(
+    RoleType.PARENT,
+    RoleType.GESTIONNAIRE,
+    RoleType.ADMINISTRATEUR,
+    RoleType.SUPER_ADMIN,
  )
+  @Post()
+  @HttpCode(HttpStatus.CREATED)
+  @ApiOperation({
+    summary: 'Créer un enfant',
+    description:
+      'PARENT : multipart éventuel, rattache au compte connecté. ' +
+      'Staff : parent_user_id obligatoire ; JSON sans photo OK ; avec photo → multipart (champ fichier `photo`, max 5 Mo). Ticket #132.',
+  })
+  @ApiConsumes('application/json', 'multipart/form-data')
+  @ApiBody({
+    description:
+      'Champs métier (+ parent_user_id côté staff). Fichier optionnel `photo` en multipart.',
+    type: CreateEnfantsDto,
+  })
+  @UseInterceptors(OptionalEnfantPhotoInterceptor)
  create(
    @Body() dto: CreateEnfantsDto,
    @UploadedFile() photo: Express.Multer.File,
--- a/backend/src/routes/enfants/enfants.service.ts
+++ b/backend/src/routes/enfants/enfants.service.ts
@ -13,6 +13,12 @@ import { ParentsChildren } from 'src/entities/parents_children.entity';
 import { RoleType, Users } from 'src/entities/users.entity';
 import { CreateEnfantsDto } from './dto/create_enfants.dto';

+const STAFF_ROLES: RoleType[] = [
+  RoleType.GESTIONNAIRE,
+  RoleType.ADMINISTRATEUR,
+  RoleType.SUPER_ADMIN,
+];
+
@Injectable()
 export class EnfantsService {
  constructor(
@ -24,20 +30,35 @@ export class EnfantsService {
    private readonly parentsChildrenRepository: Repository<ParentsChildren>,
  ) { }

-  // Création d'un enfant
-  async create(dto: CreateEnfantsDto, currentUser: Users, photoFile?: Express.Multer.File): Promise<Children> {
+  private isStaff(user: Users): boolean {
+    return STAFF_ROLES.includes(user.role);
+  }
+
+  /**
+   * Création d'un enfant.
+   * - PARENT : rattache au parent connecté (multipart photo optionnel).
+   * - Staff : `parent_user_id` obligatoire ; JSON sans photo OK ;
+   *   avec photo → multipart (même stockage `/uploads/photos/...`). Ticket #132.
+   */
+  async create(
+    dto: CreateEnfantsDto,
+    currentUser: Users,
+    photoFile?: Express.Multer.File,
+  ): Promise<Children> {
+    const pivotUserId = this.resolvePivotParentUserId(dto, currentUser);
+
    const parent = await this.parentsRepository.findOne({
-      where: { user_id: currentUser.id },
+      where: { user_id: pivotUserId },
      relations: ['co_parent'],
    });
    if (!parent) throw new NotFoundException('Parent introuvable');

-    // Vérif métier simple
+    // Vérif métier simple (aligné comportement historique parent)
    if (dto.status !== StatutEnfantType.A_NAITRE && !dto.birth_date) {
      throw new BadRequestException('Un enfant né doit avoir une date de naissance');
    }

-    // Vérif doublon éventuel (ex: même prénom + date de naissance pour ce parent)
+    // Vérif doublon éventuel (ex: même prénom + date de naissance)
    const exist = await this.childrenRepository.findOne({
      where: {
        first_name: dto.first_name,
@ -47,50 +68,108 @@ export class EnfantsService {
    });
    if (exist) throw new ConflictException('Cet enfant existe déjà');

-    // Gestion de la photo uploadée
+    // Gestion de la photo uploadée (multipart parent ou staff)
+    let photoUrl = dto.photo_url;
+    let consentAt: Date | undefined;
    if (photoFile) {
-      dto.photo_url = `/uploads/photos/${photoFile.filename}`;
+      photoUrl = `/uploads/photos/${photoFile.filename}`;
      if (dto.consent_photo) {
-        dto.consent_photo_at = new Date().toISOString();
+        consentAt = new Date();
      }
+    } else if (dto.consent_photo) {
+      consentAt = dto.consent_photo_at
+        ? new Date(dto.consent_photo_at)
+        : new Date();
    }

-    // Création
-    const child = this.childrenRepository.create(dto);
+    const child = this.childrenRepository.create({
+      status: dto.status,
+      first_name: dto.first_name,
+      last_name: dto.last_name,
+      gender: dto.gender,
+      birth_date: dto.birth_date ? new Date(dto.birth_date) : undefined,
+      due_date: dto.due_date ? new Date(dto.due_date) : undefined,
+      photo_url: photoUrl,
+      consent_photo: !!dto.consent_photo,
+      consent_photo_at: consentAt,
+      is_multiple: !!dto.is_multiple,
+    });
    await this.childrenRepository.save(child);

-    // Lien parent-enfant (Parent 1)
-    const parentLink = this.parentsChildrenRepository.create({
-      parentId: parent.user_id,
-      enfantId: child.id,
-    });
-    await this.parentsChildrenRepository.save(parentLink);
+    // Lien parent-enfant (pivot)
+    await this.parentsChildrenRepository.save(
+      this.parentsChildrenRepository.create({
+        parentId: parent.user_id,
+        enfantId: child.id,
+      }),
+    );

    // Rattachement automatique au co-parent s'il existe
    if (parent.co_parent) {
-      const coParentLink = this.parentsChildrenRepository.create({
-        parentId: parent.co_parent.id,
-        enfantId: child.id,
-      });
-      await this.parentsChildrenRepository.save(coParentLink);
+      await this.parentsChildrenRepository.save(
+        this.parentsChildrenRepository.create({
+          parentId: parent.co_parent.id,
+          enfantId: child.id,
+        }),
+      );
    }

    return this.findOne(child.id, currentUser);
  }

-  // Liste des enfants (admin/gestionnaire)
-  async findAll(): Promise<Children[]> {
-    return this.childrenRepository.find({
-      relations: ['parentLinks', 'parentLinks.parent', 'parentLinks.parent.user'],
-      order: { last_name: 'ASC', first_name: 'ASC' },
+  private resolvePivotParentUserId(
+    dto: CreateEnfantsDto,
+    currentUser: Users,
+  ): string {
+    if (this.isStaff(currentUser)) {
+      const id = dto.parent_user_id?.trim();
+      if (!id) {
+        throw new BadRequestException(
+          'parent_user_id est obligatoire pour créer un enfant (staff)',
+        );
+      }
+      return id;
+    }
+
+    if (currentUser.role === RoleType.PARENT) {
+      if (
+        dto.parent_user_id &&
+        dto.parent_user_id.trim() !== currentUser.id
+      ) {
+        throw new ForbiddenException(
+          'Un parent ne peut pas créer un enfant pour un autre compte',
+        );
+      }
+      return currentUser.id;
+    }
+
+    throw new ForbiddenException('Accès interdit');
+  }
+
+  /** Flag API #157 — true si aucun lien enfants_parents. */
+  private withSansResponsable(child: Children): Children & { sans_responsable: boolean } {
+    return Object.assign(child, {
+      sans_responsable: !child.parentLinks || child.parentLinks.length === 0,
    });
  }

+  // Liste des enfants (admin/gestionnaire) — inclut les orphelins (parentLinks: [])
+  async findAll(): Promise<Array<Children & { sans_responsable: boolean }>> {
+    const children = await this.childrenRepository.find({
+      relations: ['parentLinks', 'parentLinks.parent', 'parentLinks.parent.user'],
+      order: { last_name: 'ASC', first_name: 'ASC' },
+    });
+    return children.map((c) => this.withSansResponsable(c));
+  }
+
  // Récupérer un enfant par id
-  async findOne(id: string, currentUser: Users): Promise<Children> {
+  async findOne(
+    id: string,
+    currentUser: Users,
+  ): Promise<Children & { sans_responsable: boolean }> {
    const child = await this.childrenRepository.findOne({
      where: { id },
-      relations: ['parentLinks'],
+      relations: ['parentLinks', 'parentLinks.parent', 'parentLinks.parent.user'],
    });
    if (!child) throw new NotFoundException('Enfant introuvable');

@ -104,14 +183,14 @@ export class EnfantsService {
      case RoleType.ADMINISTRATEUR:
      case RoleType.SUPER_ADMIN:
      case RoleType.GESTIONNAIRE:
-        // accès complet
+        // accès complet (y compris orphelins)
        break;

      default:
        throw new ForbiddenException('Accès interdit');
    }

-    return child;
+    return this.withSansResponsable(child);
  }


@ -120,7 +199,8 @@ export class EnfantsService {
    const child = await this.childrenRepository.findOne({ where: { id } });
    if (!child) throw new NotFoundException('Enfant introuvable');

-    const patch: Partial<Children> = { ...dto } as Partial<Children>;
+    const { parent_user_id: _ignored, ...rest } = dto;
+    const patch: Partial<Children> = { ...rest } as Partial<Children>;
    if (dto.consent_photo !== undefined) {
      patch.consent_photo = dto.consent_photo;
      patch.consent_photo_at = dto.consent_photo ? new Date() : null!;
--- a/backend/src/routes/parents/parents.service.ts
+++ b/backend/src/routes/parents/parents.service.ts
@ -114,34 +114,86 @@ export class ParentsService {
  }

  /**
-   * Rattacher un enfant existant à un parent (enfants_parents). Ticket #115 / doc 28 §6.2.
+   * Membres du foyer (user ids) pour affiliation enfant.
+   * Pivot + co-parent (A→B et B→A) + même numero_dossier. Ticket #158.
   */
-  async attachEnfant(parentUserId: string, enfantId: string): Promise<Parents> {
-    await this.findOne(parentUserId);
+  private async resolveFoyerParentUserIds(parent: Parents): Promise<string[]> {
+    const ids = new Set<string>([parent.user_id]);

-    const existing = await this.parentsChildrenRepository.findOne({
-      where: { parentId: parentUserId, enfantId },
-    });
-    if (existing) {
-      throw new ConflictException('Cet enfant est déjà rattaché à ce parent');
+    if (parent.co_parent?.id) {
+      ids.add(parent.co_parent.id);
    }

-    const child = await this.parentsRepository.manager.findOne(Children, { where: { id: enfantId } });
+    // Sens inverse : parents qui déclarent ce user comme co-parent
+    const reverseLinks = await this.parentsRepository.find({
+      where: { co_parent: { id: parent.user_id } },
+      relations: ['co_parent'],
+    });
+    for (const p of reverseLinks) {
+      ids.add(p.user_id);
+      if (p.co_parent?.id) ids.add(p.co_parent.id);
+    }
+
+    const dossier = parent.numero_dossier?.trim();
+    if (dossier) {
+      const sameDossier = await this.parentsRepository.find({
+        where: { numero_dossier: dossier },
+        relations: ['co_parent'],
+      });
+      for (const p of sameDossier) {
+        ids.add(p.user_id);
+        if (p.co_parent?.id) ids.add(p.co_parent.id);
+      }
+    }
+
+    return [...ids];
+  }
+
+  /**
+   * Rattacher un enfant au foyer du parent (tous les responsables). Ticket #158.
+   * Un seul POST suffit : liens créés pour pivot + co-parent / même dossier.
+   */
+  async attachEnfant(parentUserId: string, enfantId: string): Promise<Parents> {
+    const parent = await this.findOne(parentUserId);
+
+    const child = await this.parentsRepository.manager.findOne(Children, {
+      where: { id: enfantId },
+    });
    if (!child) {
      throw new NotFoundException('Enfant introuvable');
    }

-    await this.parentsChildrenRepository.save(
-      this.parentsChildrenRepository.create({ parentId: parentUserId, enfantId }),
-    );
+    const foyerIds = await this.resolveFoyerParentUserIds(parent);
+    let created = 0;
+
+    for (const memberId of foyerIds) {
+      const existing = await this.parentsChildrenRepository.findOne({
+        where: { parentId: memberId, enfantId },
+      });
+      if (existing) continue;
+
+      await this.parentsChildrenRepository.save(
+        this.parentsChildrenRepository.create({
+          parentId: memberId,
+          enfantId,
+        }),
+      );
+      created += 1;
+    }
+
+    if (created === 0) {
+      throw new ConflictException('Cet enfant est déjà rattaché à ce foyer');
+    }
+
    return this.findOne(parentUserId);
  }

  /**
-   * Détacher un enfant d'un parent sans supprimer l'enfant. Ticket #115 / doc 28 §6.2.
+   * Détacher un enfant du foyer du parent (tous les responsables). Ticket #158.
+   * Si plus aucun lien ensuite → enfant orphelin (#157).
   */
  async detachEnfant(parentUserId: string, enfantId: string): Promise<Parents> {
-    await this.findOne(parentUserId);
+    const parent = await this.findOne(parentUserId);

    const link = await this.parentsChildrenRepository.findOne({
      where: { parentId: parentUserId, enfantId },
@ -150,12 +202,12 @@ export class ParentsService {
      throw new NotFoundException('Lien parent-enfant introuvable');
    }

-    const totalLinks = await this.parentsChildrenRepository.count({ where: { enfantId } });
-    if (totalLinks <= 1) {
-      throw new BadRequestException('Un enfant doit rester rattaché à au moins un responsable');
-    }
+    const foyerIds = await this.resolveFoyerParentUserIds(parent);
+    await this.parentsChildrenRepository.delete({
+      parentId: In(foyerIds),
+      enfantId,
+    });

-    await this.parentsChildrenRepository.delete({ parentId: parentUserId, enfantId });
    return this.findOne(parentUserId);
  }

--- a/docs/métriques/2026-07-22_analyse-empreinte.md
+++ b/docs/métriques/2026-07-22_analyse-empreinte.md
@ -0,0 +1,104 @@
+# Analyse d’empreinte — P'titsPas
+
+**Date :** 2026-07-22  
+**Contexte :** snapshot pour mémoire (après alerte disque plein + purge cache Gitea)  
+**Périmètre :** application `jmartin/petitspas` déployée sur le VPS (`/home/deploy/dev/ptitspas-app`)
+
+---
+
+## 1. Lignes de code
+
+Comptage brut (`wc -l`), hors `node_modules` / builds / `.dart_tool`.
+
+| Zone | Lignes | Fichiers |
+|------|--------|----------|
+| **Frontend** (Dart `frontend/lib/`) | ~29 800 | 141 |
+| **Backend** (TypeScript `backend/src/`) | ~10 000 | 141 |
+| **BDD** (SQL sous `database/`) | ~1 250 | ~15 |
+| **Total** | **~41 000** | |
+
+### Frontend (détail)
+
+| Dossier | Lignes |
+|---------|--------|
+| `widgets/` | ~18 400 |
+| `screens/` | ~5 000 |
+| `services/` | ~2 300 |
+| `models/` | ~2 200 |
+| `utils/` | ~1 400 |
+| reste | ~500 |
+
+### Backend (détail)
+
+| Dossier | Lignes |
+|---------|--------|
+| `routes/` | ~6 500 |
+| `modules/` | ~1 700 |
+| `entities/` | ~1 000 |
+| `common/` + `config/` | ~400 |
+
+### BDD (détail)
+
+| Élément | Lignes |
+|---------|--------|
+| `BDD.sql` (schéma) | ~470 |
+| seeds | ~300 |
+| migrations / patches | ~280 |
+| tests SQL | ~205 |
+
+---
+
+## 2. Empreinte disque — runtime (Docker)
+
+| Composant | Taille | Notes |
+|-----------|--------|--------|
+| Image `ptitspas-app-backend` | ~300 Mo | NestJS |
+| Image `ptitspas-app-frontend` | ~122 Mo | Flutter web + Nginx |
+| Image `postgres:17` | ~454 Mo | |
+| Image `dpage/pgadmin4` | ~534 Mo | optionnel |
+| Volume `postgres_data` | ~49 Mo | données BDD live |
+| Volume `backend_uploads` | ~20 Mo | photos |
+| Volume `backend_documents_legaux` | ~0 | |
+| **Stack complète (avec pgAdmin)** | **~1,5 Go** | |
+| **Stack prod sans pgAdmin** | **~945 Mo** | |
+
+---
+
+## 3. Empreinte disque — code source
+
+| Élément | Taille |
+|---------|--------|
+| Clone `/home/deploy/dev/ptitspas-app` | ~701 Mo |
+| dont `backend/node_modules` | ~354 Mo |
+| dont `frontend` (+ `.dart_tool`) | ~114 Mo |
+| **Code utile** (hors deps / `.git` / builds) | **~51 Mo** |
+| Repo Gitea `petitspas.git` | ~109 Mo |
+| Dump `database/BDD.sql` | ~19 Ko |
+
+---
+
+## 4. Pour (re)déployer
+
+Minimum requis :
+
+1. Images custom backend + frontend (~422 Mo), ou code + build Docker  
+2. Image `postgres:17` (~454 Mo)  
+3. Volumes persistants (~70 Mo au snapshot)  
+4. Optionnel : pgAdmin (~534 Mo)
+
+**Ordre de grandeur :** ~1 Go pour faire tourner l’app en prod (sans pgAdmin).
+
+---
+
+## 5. Notes infra du jour (lié)
+
+- Disque VPS passé de **100 %** à ~**44 %** après :
+  - purge cache Docker / journals
+  - purge officielle Gitea `delete_repo_archives` (~24 Go de zip/bundle `petitspas`)
+- Crons Gitea activés :
+  - `archive_cleanup` @midnight (`OLDER_THAN = 24h`)
+  - `delete_repo_archives` @weekly
+
+---
+
+*Fichier généré pour historique projet — ne pas considérer comme métrique CI automatisée.*
--- a/frontend/lib/models/enfant_admin_model.dart
+++ b/frontend/lib/models/enfant_admin_model.dart
@ -14,6 +14,8 @@ class EnfantAdminModel {
  final bool consentPhoto;
  final bool isMultiple;
  final List<EnfantParentLink> parentLinks;
+  /// Flag API #157 (sinon déduit de [parentLinks]).
+  final bool? sansResponsable;

  EnfantAdminModel({
    required this.id,
@ -27,6 +29,7 @@ class EnfantAdminModel {
    this.consentPhoto = false,
    this.isMultiple = false,
    this.parentLinks = const [],
+    this.sansResponsable,
  });

  String get fullName {
@ -37,6 +40,12 @@ class EnfantAdminModel {
    return '$fn $ln';
  }

+  /// Aucun lien parent valide — ticket #157.
+  bool get hasNoResponsable {
+    if (sansResponsable != null) return sansResponsable!;
+    return !parentLinks.any((l) => l.parentId.trim().isNotEmpty);
+  }
+
  EnfantAdminModel copyWith({
    String? id,
    String? firstName,
@ -49,6 +58,7 @@ class EnfantAdminModel {
    bool? consentPhoto,
    bool? isMultiple,
    List<EnfantParentLink>? parentLinks,
+    bool? sansResponsable,
  }) {
    return EnfantAdminModel(
      id: id ?? this.id,
@ -62,6 +72,7 @@ class EnfantAdminModel {
      consentPhoto: consentPhoto ?? this.consentPhoto,
      isMultiple: isMultiple ?? this.isMultiple,
      parentLinks: parentLinks ?? this.parentLinks,
+      sansResponsable: sansResponsable ?? this.sansResponsable,
    );
  }

@ -81,6 +92,13 @@ class EnfantAdminModel {
        _parseBool(json['consentement_photo']) ||
        _parseBool(json['consentPhoto']);

+    bool? sansResponsable;
+    if (json.containsKey('sans_responsable') ||
+        json.containsKey('sansResponsable')) {
+      sansResponsable = _parseBool(json['sans_responsable']) ||
+          _parseBool(json['sansResponsable']);
+    }
+
    return EnfantAdminModel(
      id: (json['id'] ?? '').toString(),
      firstName: json['first_name'] as String? ?? json['prenom'] as String?,
@ -96,6 +114,7 @@ class EnfantAdminModel {
      isMultiple: _parseBool(json['is_multiple']) ||
          _parseBool(json['est_multiple']),
      parentLinks: links,
+      sansResponsable: sansResponsable,
    );
  }

--- a/frontend/lib/models/parent_model.dart
+++ b/frontend/lib/models/parent_model.dart
@ -62,4 +62,56 @@ class ParentModel {

    return children;
  }
+
+  /// Nombre d’enfants distincts du foyer (ce parent + co-parent / même dossier).
+  /// Évite Claire=7 / Thomas=6 quand un lien n’est que sur un des deux (#157).
+  static int foyerChildrenCount(
+    ParentModel parent,
+    List<ParentModel> allParents,
+  ) {
+    final memberIds = <String>{parent.user.id};
+    final coId = parent.coParent?.id.trim();
+    if (coId != null && coId.isNotEmpty) memberIds.add(coId);
+
+    final dossier = (parent.user.numeroDossier ?? '').trim();
+
+    for (final other in allParents) {
+      if (memberIds.contains(other.user.id)) continue;
+      final otherCo = other.coParent?.id.trim();
+      if (otherCo != null && memberIds.contains(otherCo)) {
+        memberIds.add(other.user.id);
+        continue;
+      }
+      if (dossier.isNotEmpty &&
+          (other.user.numeroDossier ?? '').trim() == dossier) {
+        memberIds.add(other.user.id);
+        final oc = other.coParent?.id.trim();
+        if (oc != null && oc.isNotEmpty) memberIds.add(oc);
+      }
+    }
+
+    final childIds = <String>{};
+    for (final p in allParents) {
+      if (!memberIds.contains(p.user.id)) continue;
+      for (final c in p.children) {
+        final id = c.id.trim();
+        if (id.isNotEmpty) childIds.add(id);
+      }
+      // Repli si la liste enfants n’est pas hydratée.
+      if (p.children.isEmpty && p.childrenCount > 0) {
+        // Impossible de dédupliquer sans IDs : on prend au moins ce compte.
+        // (évite d’afficher 0 si l’API n’envoie que childrenCount)
+      }
+    }
+
+    if (childIds.isNotEmpty) return childIds.length;
+
+    var maxCount = 0;
+    for (final p in allParents) {
+      if (!memberIds.contains(p.user.id)) continue;
+      final n = p.children.isNotEmpty ? p.children.length : p.childrenCount;
+      if (n > maxCount) maxCount = n;
+    }
+    return maxCount;
+  }
 }
--- a/frontend/lib/services/user_service.dart
+++ b/frontend/lib/services/user_service.dart
@ -1,5 +1,6 @@
 import 'dart:convert';
 import 'package:http/http.dart' as http;
+import 'package:http_parser/http_parser.dart';
 import 'package:p_tits_pas/models/user.dart';
 import 'package:p_tits_pas/models/enfant_admin_model.dart';
 import 'package:p_tits_pas/models/parent_model.dart';
@ -57,6 +58,33 @@ class UserService {
    return v.toString();
  }

+  /// MIME pour upload photo enfant (filtre Nest : jpg/jpeg/png/gif).
+  static MediaType _imageMediaType(String filename, List<int> bytes) {
+    if (bytes.length >= 3 &&
+        bytes[0] == 0xFF &&
+        bytes[1] == 0xD8 &&
+        bytes[2] == 0xFF) {
+      return MediaType('image', 'jpeg');
+    }
+    if (bytes.length >= 8 &&
+        bytes[0] == 0x89 &&
+        bytes[1] == 0x50 &&
+        bytes[2] == 0x4E &&
+        bytes[3] == 0x47) {
+      return MediaType('image', 'png');
+    }
+    if (bytes.length >= 6 &&
+        bytes[0] == 0x47 &&
+        bytes[1] == 0x49 &&
+        bytes[2] == 0x46) {
+      return MediaType('image', 'gif');
+    }
+    final lower = filename.toLowerCase();
+    if (lower.endsWith('.png')) return MediaType('image', 'png');
+    if (lower.endsWith('.gif')) return MediaType('image', 'gif');
+    return MediaType('image', 'jpeg');
+  }
+
  static String _errMessage(dynamic err) {
    if (err == null) return 'Erreur inconnue';
    if (err is String) return err;
@ -515,6 +543,68 @@ class UserService {
    return enrichEnfantParentNames(enfant);
  }

+  /// Création enfant côté staff (#132) — nécessite `POST /enfants` étendu (voir mini-spec).
+  /// [parentUserId] : parent pivot du foyer (`parent_user_id`).
+  /// Avec [photoBytes] : `multipart/form-data` (champ fichier `photo`), sinon JSON.
+  static Future<EnfantAdminModel> createEnfant({
+    required String parentUserId,
+    required Map<String, dynamic> body,
+    List<int>? photoBytes,
+    String? photoFilename,
+  }) async {
+    final hasPhoto = photoBytes != null && photoBytes.isNotEmpty;
+    final http.Response response;
+    if (hasPhoto) {
+      final token = await TokenService.getToken();
+      final req = http.MultipartRequest(
+        'POST',
+        Uri.parse('${ApiConfig.baseUrl}${ApiConfig.enfants}'),
+      );
+      req.headers['Accept'] = 'application/json';
+      if (token != null) {
+        req.headers['Authorization'] = 'Bearer $token';
+      }
+      body.forEach((key, value) {
+        if (value == null) return;
+        req.fields[key] = value is bool
+            ? (value ? 'true' : 'false')
+            : value.toString();
+      });
+      req.fields['parent_user_id'] = parentUserId;
+      final name = (photoFilename ?? '').trim();
+      final filename = name.isNotEmpty ? name : 'photo.jpg';
+      req.files.add(
+        http.MultipartFile.fromBytes(
+          'photo',
+          photoBytes,
+          filename: filename,
+          contentType: _imageMediaType(filename, photoBytes),
+        ),
+      );
+      final streamed = await req.send();
+      response = await http.Response.fromStream(streamed);
+    } else {
+      final payload = <String, dynamic>{
+        ...body,
+        'parent_user_id': parentUserId,
+      };
+      response = await http.post(
+        Uri.parse('${ApiConfig.baseUrl}${ApiConfig.enfants}'),
+        headers: await _headers(),
+        body: jsonEncode(payload),
+      );
+    }
+    if (response.statusCode != 200 && response.statusCode != 201) {
+      throw Exception(
+        _extractErrorMessage(response.body, 'Erreur création enfant'),
+      );
+    }
+    final enfant = EnfantAdminModel.fromJson(
+      jsonDecode(response.body) as Map<String, dynamic>,
+    );
+    return enrichEnfantParentNames(enfant);
+  }
+
  static Future<void> deleteEnfant(String enfantId) async {
    final response = await http.delete(
      Uri.parse('${ApiConfig.baseUrl}${ApiConfig.enfants}/$enfantId'),
--- a/frontend/lib/utils/date_display_utils.dart
+++ b/frontend/lib/utils/date_display_utils.dart
@ -1,3 +1,4 @@
+import 'package:flutter/services.dart';
 import 'package:intl/intl.dart';
 import 'package:p_tits_pas/utils/enfant_status_utils.dart';

@ -11,10 +12,50 @@ String formatIsoDateFr(String? s, {String ifEmpty = '–'}) {
  }
 }

-/// Convertit `dd/MM/yyyy` (ou ISO) en `yyyy-MM-dd` pour l'API.
+/// Affiche une date ISO en saisie guidée `jj / mm / aaaa`.
+String formatIsoDateFrInput(String? s, {String ifEmpty = ''}) {
+  if (s == null || s.trim().isEmpty) return ifEmpty;
+  try {
+    final dt = DateTime.parse(s.trim());
+    return formatFrenchDateDigits(
+      DateFormat('ddMMyyyy').format(dt),
+    );
+  } catch (_) {
+    return formatFrenchDateDigits(s.replaceAll(RegExp(r'\D'), ''));
+  }
+}
+
+/// Formate jusqu’à 8 chiffres en `jj / mm / aaaa`.
+String formatFrenchDateDigits(String digits) {
+  final d = digits.replaceAll(RegExp(r'\D'), '');
+  final limited = d.length > 8 ? d.substring(0, 8) : d;
+  final buf = StringBuffer();
+  for (var i = 0; i < limited.length; i++) {
+    if (i == 2 || i == 4) buf.write(' / ');
+    buf.write(limited[i]);
+  }
+  return buf.toString();
+}
+
+/// Convertit `dd/MM/yyyy`, `dd / MM / yyyy`, 8 chiffres ou ISO en `yyyy-MM-dd`.
 String? parseFrDateToIso(String text) {
  final t = text.trim();
  if (t.isEmpty) return null;
+
+  final digits = t.replaceAll(RegExp(r'\D'), '');
+  if (digits.length == 8) {
+    final dd = digits.substring(0, 2);
+    final mm = digits.substring(2, 4);
+    final yyyy = digits.substring(4, 8);
+    try {
+      return DateFormat('dd/MM/yyyy')
+          .parseStrict('$dd/$mm/$yyyy')
+          .toIso8601String()
+          .split('T')
+          .first;
+    } catch (_) {}
+  }
+
  try {
    return DateFormat('dd/MM/yyyy')
        .parseStrict(t)
@ -96,3 +137,43 @@ String formatChildAgeLabel({
    return 'Né le ${formatIsoDateFr(birthDate)}';
  }
 }
+
+/// Saisie date FR : 8 chiffres → `jj / mm / aaaa`.
+class FrenchDateInputFormatter extends TextInputFormatter {
+  const FrenchDateInputFormatter();
+
+  @override
+  TextEditingValue formatEditUpdate(
+    TextEditingValue oldValue,
+    TextEditingValue newValue,
+  ) {
+    final digits = newValue.text.replaceAll(RegExp(r'\D'), '');
+    final limited = digits.length > 8 ? digits.substring(0, 8) : digits;
+    final formatted = formatFrenchDateDigits(limited);
+
+    final digitsBeforeCursor = newValue.text
+        .substring(0, newValue.selection.start.clamp(0, newValue.text.length))
+        .replaceAll(RegExp(r'\D'), '')
+        .length
+        .clamp(0, limited.length);
+
+    return TextEditingValue(
+      text: formatted,
+      selection: TextSelection.collapsed(
+        offset: _cursorOffset(formatted, digitsBeforeCursor),
+      ),
+    );
+  }
+
+  static int _cursorOffset(String formatted, int digitsBeforeCursor) {
+    if (digitsBeforeCursor <= 0) return 0;
+    var seen = 0;
+    for (var i = 0; i < formatted.length; i++) {
+      if (RegExp(r'\d').hasMatch(formatted[i])) {
+        seen++;
+        if (seen >= digitsBeforeCursor) return i + 1;
+      }
+    }
+    return formatted.length;
+  }
+}
--- a/frontend/lib/utils/enfant_vigilance.dart
+++ b/frontend/lib/utils/enfant_vigilance.dart
@ -0,0 +1,10 @@
+import 'package:p_tits_pas/models/enfant_admin_model.dart';
+
+/// Enfant sans lien parent (orphelins d’affiliation) — ticket #157.
+bool enfantHasNoResponsable(EnfantAdminModel enfant) => enfant.hasNoResponsable;
+
+/// Message vigilance liste Enfants (même usage que [amPlacesVigilanceMessage]).
+String? enfantSansResponsableVigilanceMessage(EnfantAdminModel enfant) {
+  if (!enfantHasNoResponsable(enfant)) return null;
+  return 'Aucun responsable rattaché — à rattacher à un foyer';
+}
--- a/frontend/lib/utils/name_format_utils.dart
+++ b/frontend/lib/utils/name_format_utils.dart
@ -1,3 +1,5 @@
+import 'package:flutter/services.dart';
+
 /// Formatage affichage prénom / nom (capitalisation par mot et segments après `-` ou `'`).

 String formatPersonNameCase(String raw) {
@ -9,6 +11,22 @@ String formatPersonNameCase(String raw) {
  return words.map(_capitalizeComposedWord).join(' ');
 }

+/// Variante saisie live : pas de majuscule tant que le mot n’a qu’une lettre ;
+/// dès la 2ᵉ lettre, capitalisation comme [formatPersonNameCase].
+String formatPersonNameCaseTyping(String raw) {
+  if (raw.isEmpty) return raw;
+  final trailingMatch = RegExp(r'(\s*)$').firstMatch(raw);
+  final trailing = trailingMatch?.group(1) ?? '';
+  final core = raw.substring(0, raw.length - trailing.length);
+  if (core.isEmpty) return raw;
+  final words = core.split(RegExp(r'\s+'));
+  final formatted = words.map((w) {
+    if (w.length < 2) return w;
+    return _capitalizeComposedWord(w);
+  }).join(' ');
+  return formatted + trailing;
+}
+
 String _capitalizeComposedWord(String word) {
  if (word.isEmpty) {
    return word;
@ -30,3 +48,26 @@ String _capitalizeComposedWord(String word) {
  }
  return buffer.toString();
 }
+
+/// Formateur de saisie prénom / nom (capitalisation progressive).
+class PersonNameInputFormatter extends TextInputFormatter {
+  const PersonNameInputFormatter();
+
+  @override
+  TextEditingValue formatEditUpdate(
+    TextEditingValue oldValue,
+    TextEditingValue newValue,
+  ) {
+    final formatted = formatPersonNameCaseTyping(newValue.text);
+    if (formatted == newValue.text) return newValue;
+
+    final sel = newValue.selection;
+    final offset = sel.isValid
+        ? sel.baseOffset.clamp(0, formatted.length)
+        : formatted.length;
+    return TextEditingValue(
+      text: formatted,
+      selection: TextSelection.collapsed(offset: offset),
+    );
+  }
+}
--- a/frontend/lib/widgets/admin/common/admin_am_edit_modal.dart
+++ b/frontend/lib/widgets/admin/common/admin_am_edit_modal.dart
@ -446,8 +446,7 @@ class _AdminAmEditModalState extends State<AdminAmEditModal>
      builder: (ctx) => AlertDialog(
        title: const Text('Détacher l\'enfant'),
        content: Text(
-          'Retirer ${child.fullName} de la fiche de cette assistante ?\n'
-          '(L\'enfant ne sera pas supprimé.)',
+          'Retirer ${child.fullName} de la fiche de cette assistante ?',
        ),
        actions: [
          TextButton(
--- a/frontend/lib/widgets/admin/common/admin_am_photo_frame.dart
+++ b/frontend/lib/widgets/admin/common/admin_am_photo_frame.dart
@ -1,14 +1,27 @@
+import 'dart:typed_data';
+
 import 'package:flutter/material.dart';
 import 'package:p_tits_pas/services/api/api_config.dart';
 import 'package:p_tits_pas/widgets/common/auth_network_image.dart';

-/// Cadre photo identité AM (35×45 mm) — même logique que [ValidationAmWizard].
+/// Cadre photo identité AM / enfant (35×45 mm) — même logique que [ValidationAmWizard].
 class AdminAmPhotoFrame extends StatelessWidget {
  final String? photoUrl;
+  final Uint8List? imageBytes;
+  final VoidCallback? onTap;
+  final VoidCallback? onClear;
+  final String emptyLabel;

  static const double idPhotoAspectRatio = 35 / 45;

-  const AdminAmPhotoFrame({super.key, this.photoUrl});
+  const AdminAmPhotoFrame({
+    super.key,
+    this.photoUrl,
+    this.imageBytes,
+    this.onTap,
+    this.onClear,
+    this.emptyLabel = 'Aucune photo',
+  });

  /// Largeur colonne photo pour remplir [height] (cadre inclus).
  static double columnWidthForHeight(double height) {
@ -36,9 +49,12 @@ class AdminAmPhotoFrame extends StatelessWidget {
          ph = pw / ar;
        }

+        final hasLocal = imageBytes != null && imageBytes!.isNotEmpty;
+        final showClear = onClear != null && hasLocal;
+
        // Cadre gris = taille photo + padding uniforme ; centré dans la colonne
        // (évite le vide blanc en bas quand le conteneur parent est plus haut).
-        return Align(
+        Widget frame = Align(
          alignment: Alignment.topCenter,
          child: Container(
            decoration: BoxDecoration(
@ -60,22 +76,81 @@ class AdminAmPhotoFrame extends StatelessWidget {
            ),
          ),
        );
+
+        if (onTap != null) {
+          frame = MouseRegion(
+            cursor: SystemMouseCursors.click,
+            child: GestureDetector(
+              onTap: onTap,
+              behavior: HitTestBehavior.opaque,
+              child: frame,
+            ),
+          );
+        }
+
+        if (!showClear) return frame;
+
+        return Stack(
+          clipBehavior: Clip.none,
+          children: [
+            frame,
+            Positioned(
+              top: 0,
+              right: 0,
+              child: Material(
+                color: Colors.transparent,
+                child: IconButton(
+                  tooltip: 'Retirer la photo',
+                  visualDensity: VisualDensity.compact,
+                  padding: EdgeInsets.zero,
+                  constraints: const BoxConstraints(
+                    minWidth: 32,
+                    minHeight: 32,
+                  ),
+                  icon: Icon(
+                    Icons.cancel,
+                    size: 22,
+                    color: Colors.grey.shade700,
+                  ),
+                  onPressed: onClear,
+                ),
+              ),
+            ),
+          ],
+        );
      },
    );
  }

  Widget _photoContent(String fullUrl, double pw, double ph) {
+    if (imageBytes != null && imageBytes!.isNotEmpty) {
+      return Image.memory(
+        imageBytes!,
+        width: pw,
+        height: ph,
+        fit: BoxFit.cover,
+        alignment: Alignment.topCenter,
+      );
+    }
    if (fullUrl.isEmpty) {
      return ColoredBox(
        color: Colors.grey.shade200,
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
-            Icon(Icons.person_off_outlined, size: 36, color: Colors.grey.shade400),
+            Icon(
+              onTap != null ? Icons.add_a_photo_outlined : Icons.person_off_outlined,
+              size: 36,
+              color: Colors.grey.shade400,
+            ),
            const SizedBox(height: 6),
-            Text(
-              'Aucune photo',
-              style: TextStyle(color: Colors.grey.shade600, fontSize: 11),
+            Padding(
+              padding: const EdgeInsets.symmetric(horizontal: 6),
+              child: Text(
+                emptyLabel,
+                textAlign: TextAlign.center,
+                style: TextStyle(color: Colors.grey.shade600, fontSize: 11),
+              ),
            ),
          ],
        ),
@ -108,7 +183,11 @@ class AdminAmPhotoFrame extends StatelessWidget {
      },
      errorBuilder: (_, __, ___) => ColoredBox(
        color: Colors.grey.shade200,
-        child: Icon(Icons.broken_image_outlined, size: 36, color: Colors.grey.shade400),
+        child: Icon(
+          Icons.broken_image_outlined,
+          size: 36,
+          color: Colors.grey.shade400,
+        ),
      ),
    );
  }
--- a/frontend/lib/widgets/admin/common/admin_child_detail_modal.dart
+++ b/frontend/lib/widgets/admin/common/admin_child_detail_modal.dart
@ -1,4 +1,6 @@
 import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:image_picker/image_picker.dart';
 import 'package:p_tits_pas/models/assistante_maternelle_model.dart';
 import 'package:p_tits_pas/models/enfant_admin_model.dart';
 import 'package:p_tits_pas/services/api/api_config.dart';
@ -6,26 +8,37 @@ import 'package:p_tits_pas/services/auth_service.dart';
 import 'package:p_tits_pas/services/user_service.dart';
 import 'package:p_tits_pas/utils/date_display_utils.dart';
 import 'package:p_tits_pas/utils/enfant_status_utils.dart';
+import 'package:p_tits_pas/utils/name_format_utils.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_am_edit_modal.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_am_photo_frame.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_parent_edit_modal.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_select_am_modal.dart';
+import 'package:p_tits_pas/widgets/admin/common/admin_select_famille_modal.dart';
 import 'package:p_tits_pas/widgets/admin/common/validation_detail_section.dart';
 import 'package:p_tits_pas/widgets/admin/validation_modal_theme.dart';
 import 'package:p_tits_pas/widgets/common/auth_network_image.dart';

-/// Fiche enfant consultation / édition (ticket #138) — format paysage comme fiche AM.
+/// Fiche enfant consultation / édition (#138) ou création (#132).
 class AdminChildDetailModal extends StatefulWidget {
-  final EnfantAdminModel enfant;
+  final EnfantAdminModel? enfant;
  final VoidCallback? onSaved;
  final VoidCallback? onDeleted;
+  final bool isCreating;

  const AdminChildDetailModal({
    super.key,
-    required this.enfant,
+    required EnfantAdminModel this.enfant,
    this.onSaved,
    this.onDeleted,
-  });
+  }) : isCreating = false;
+
+  /// Création depuis l'onglet Enfants (#132).
+  const AdminChildDetailModal.create({
+    super.key,
+    this.onSaved,
+  })  : enfant = null,
+        onDeleted = null,
+        isCreating = true;

  @override
  State<AdminChildDetailModal> createState() => _AdminChildDetailModalState();
@ -37,7 +50,7 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
  late final TextEditingController _birthCtrl;
  late final TextEditingController _dueCtrl;
  late String _status;
-  late String _gender;
+  late String? _gender;
  late bool _consentPhoto;
  late bool _isMultiple;
  bool _dirty = false;
@ -49,6 +62,16 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
  /// AM rattachée au chargement (pour sync différé au Sauvegarder).
  String? _baselineAmUserId;

+  /// Famille choisie en mode création (#132).
+  AdminFamilleFoyer? _selectedFamily;
+
+  /// Liens parents locaux (édition) — mis à jour après rattachement foyer (#157).
+  List<EnfantParentLink>? _localParentLinks;
+
+  /// Photo locale (création) — upload multipart `photo`.
+  Uint8List? _photoBytes;
+  String? _photoFilename;
+
  static const double _modalWidth = 930;
  static const double _mainRowHeight = 380;
  static const double _placementHeight = 96;
@ -74,44 +97,102 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
      _isUnborn ? 'Date prévisionnelle' : 'Date de naissance';

  bool get _canDelete =>
+      !widget.isCreating &&
      (_currentUserRole ?? '').toLowerCase() == 'super_admin';

  bool get _busy => _saving || _deleting;

+  /// Création : tous les champs sauf photo / consentement ; édition : au moins une modif.
+  bool get _canSubmit {
+    if (_busy) return false;
+    if (widget.isCreating) return _isCreateFormComplete;
+    return _dirty;
+  }
+
+  bool get _isCreateFormComplete {
+    if (_selectedFamily == null) return false;
+    if (formatPersonNameCase(_prenomCtrl.text).isEmpty) return false;
+    if (formatPersonNameCase(_nomCtrl.text).isEmpty) return false;
+    if (_dateToIso(_activeDateCtrl.text) == null) return false;
+    if (_gender == null || !_availableGenders.contains(_gender)) return false;
+    return true;
+  }
+
  @override
  void initState() {
    super.initState();
    final e = widget.enfant;
-    _prenomCtrl = TextEditingController(text: e.firstName ?? '');
-    _nomCtrl = TextEditingController(text: e.lastName ?? '');
+    _prenomCtrl = TextEditingController(text: e?.firstName ?? '');
+    _nomCtrl = TextEditingController(text: e?.lastName ?? '');
    _birthCtrl = TextEditingController(
-      text: formatIsoDateFr(e.birthDate, ifEmpty: ''),
+      text: formatIsoDateFrInput(e?.birthDate, ifEmpty: ''),
    );
    _dueCtrl = TextEditingController(
-      text: formatIsoDateFr(e.dueDate, ifEmpty: ''),
+      text: formatIsoDateFrInput(e?.dueDate, ifEmpty: ''),
    );
-    _status = normalizeEnfantStatus(e.status);
+    _status = normalizeEnfantStatus(e?.status);
    if (!enfantStatusValues.contains(_status)) {
      _status = 'sans_garde';
    }
-    _gender = _normalizeGender(e.gender, allowUnknown: _isUnborn);
-    _consentPhoto = e.consentPhoto;
-    _isMultiple = e.isMultiple;
-    for (final c in [_prenomCtrl, _nomCtrl, _birthCtrl, _dueCtrl]) {
-      c.addListener(_markDirty);
+    if (widget.isCreating) {
+      _gender = null;
+    } else {
+      _gender = _normalizeGender(e?.gender, allowUnknown: _isUnborn);
+    }
+    _consentPhoto = e?.consentPhoto ?? false;
+    _isMultiple = e?.isMultiple ?? false;
+    for (final c in [_prenomCtrl, _nomCtrl]) {
+      c.addListener(_onNameChanged);
+    }
+    for (final c in [_birthCtrl, _dueCtrl]) {
+      c.addListener(_onDateChanged);
    }
-    _prenomCtrl.addListener(_onNameChanged);
-    _nomCtrl.addListener(_onNameChanged);
    _loadCurrentUserRole();
-    _loadLinkedAm();
+    if (widget.isCreating) {
+      _loadingAm = false;
+      _dirty = true;
+    } else {
+      _prenomCtrl.addListener(_markDirty);
+      _nomCtrl.addListener(_markDirty);
+      _loadLinkedAm();
+    }
  }

  void _onNameChanged() => setState(() {});

+  void _onDateChanged() {
+    setState(() => _dirty = true);
+  }
+
+  /// Date prévisionnelle strictement avant aujourd’hui (statut à naître).
+  bool get _dueDateInPast {
+    if (!_isUnborn) return false;
+    final iso = _dateToIso(_dueCtrl.text);
+    if (iso == null) return false;
+    try {
+      final due = DateTime.parse(iso);
+      final now = DateTime.now();
+      final dueDay = DateTime(due.year, due.month, due.day);
+      final today = DateTime(now.year, now.month, now.day);
+      return dueDay.isBefore(today);
+    } catch (_) {
+      return false;
+    }
+  }
+
  Future<void> _loadLinkedAm() async {
+    if (widget.isCreating) {
+      setState(() => _loadingAm = false);
+      return;
+    }
+    final enfantId = widget.enfant?.id;
+    if (enfantId == null || enfantId.isEmpty) {
+      setState(() => _loadingAm = false);
+      return;
+    }
    setState(() => _loadingAm = true);
    try {
-      final am = await UserService.findAmForEnfant(widget.enfant.id);
+      final am = await UserService.findAmForEnfant(enfantId);
      if (!mounted) return;
      setState(() {
        _linkedAm = am;
@ -156,8 +237,8 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
  }

  void _coerceGenderForStatus() {
-    if (!_availableGenders.contains(_gender)) {
-      _gender = 'H';
+    if (_gender != null && !_availableGenders.contains(_gender)) {
+      _gender = null;
    }
  }

@ -168,18 +249,29 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
  String? _dateToIso(String text) => parseFrDateToIso(text);

  String _headerTitle() {
+    if (widget.isCreating) {
+      final fn = _prenomCtrl.text.trim();
+      final ln = _nomCtrl.text.trim();
+      if (fn.isEmpty && ln.isEmpty) return 'Nouvel enfant';
+      return '$fn $ln'.trim();
+    }
    final fn = _prenomCtrl.text.trim();
    final ln = _nomCtrl.text.trim();
    if (fn.isEmpty && ln.isEmpty) {
-      final fallback = widget.enfant.fullName.trim();
+      final fallback = widget.enfant?.fullName.trim() ?? '';
      return fallback.isNotEmpty ? fallback : 'Enfant';
    }
    return '$fn $ln'.trim();
  }

-  List<EnfantParentLink> get _parentLinks => widget.enfant.parentLinks
-      .where((l) => l.parentId.trim().isNotEmpty)
-      .toList();
+  List<EnfantParentLink> get _parentLinks =>
+      (_localParentLinks ??
+              widget.enfant?.parentLinks ??
+              const <EnfantParentLink>[])
+          .where((l) => l.parentId.trim().isNotEmpty)
+          .toList();
+
+  bool get _isOrphan => !widget.isCreating && _parentLinks.isEmpty;

  Future<void> _openParent(EnfantParentLink link) async {
    if (_busy) return;
@ -205,6 +297,17 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
  }

  Widget? _parentsSubtitle() {
+    if (widget.isCreating) {
+      final family = _selectedFamily;
+      if (family == null) return null;
+      return Text(
+        family.parentNames.isNotEmpty
+            ? 'Famille : ${family.parentNames.join(', ')}'
+            : family.displayTitle,
+        style: const TextStyle(fontSize: 13, color: Colors.black54),
+      );
+    }
+
    final links = _parentLinks;
    if (links.isEmpty) return null;

@ -252,15 +355,24 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {

  Future<void> _save() async {
    if (!_dirty) return;
+
+    if (widget.isCreating) {
+      await _saveCreate();
+      return;
+    }
+
+    final enfantId = widget.enfant?.id;
+    if (enfantId == null || enfantId.isEmpty) return;
+
    setState(() => _saving = true);
    try {
      await _syncAmPlacement();

      await UserService.updateEnfant(
-        enfantId: widget.enfant.id,
+        enfantId: enfantId,
        body: {
-          'first_name': _prenomCtrl.text.trim(),
-          'last_name': _nomCtrl.text.trim(),
+          'first_name': formatPersonNameCase(_prenomCtrl.text),
+          'last_name': formatPersonNameCase(_nomCtrl.text),
          'status': _status,
          'gender': _gender,
          if (_isUnborn)
@ -291,21 +403,101 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
    }
  }

+  Future<void> _saveCreate() async {
+    final family = _selectedFamily;
+    if (family == null) {
+      ScaffoldMessenger.of(context).showSnackBar(
+        const SnackBar(
+          content: Text('Choisissez une famille / un dossier avant d\'enregistrer'),
+        ),
+      );
+      return;
+    }
+    final prenom = formatPersonNameCase(_prenomCtrl.text);
+    final nom = formatPersonNameCase(_nomCtrl.text);
+    if (prenom.isEmpty || nom.isEmpty) {
+      ScaffoldMessenger.of(context).showSnackBar(
+        const SnackBar(content: Text('Prénom et nom sont obligatoires')),
+      );
+      return;
+    }
+    if (!_isUnborn && _dateToIso(_birthCtrl.text) == null) {
+      ScaffoldMessenger.of(context).showSnackBar(
+        const SnackBar(content: Text('Date de naissance invalide ou manquante')),
+      );
+      return;
+    }
+    final hasPhoto = _photoBytes != null && _photoBytes!.isNotEmpty;
+    if (hasPhoto && !_consentPhoto) {
+      ScaffoldMessenger.of(context).showSnackBar(
+        const SnackBar(
+          content: Text(
+            'Activez le consentement photo pour enregistrer une photo',
+          ),
+        ),
+      );
+      return;
+    }
+
+    setState(() => _saving = true);
+    try {
+      await UserService.createEnfant(
+        parentUserId: family.pivotParentUserId,
+        photoBytes: hasPhoto ? _photoBytes : null,
+        photoFilename: _photoFilename,
+        body: {
+          'first_name': prenom,
+          'last_name': nom,
+          'status': _status,
+          'gender': _gender,
+          if (_isUnborn) ...{
+            if (_dateToIso(_dueCtrl.text) != null)
+              'due_date': _dateToIso(_dueCtrl.text),
+          } else ...{
+            if (_dateToIso(_birthCtrl.text) != null)
+              'birth_date': _dateToIso(_birthCtrl.text),
+          },
+          'consent_photo': _consentPhoto,
+          'is_multiple': _isMultiple,
+        },
+      );
+      if (!mounted) return;
+      setState(() {
+        _dirty = false;
+        _saving = false;
+      });
+      widget.onSaved?.call();
+      Navigator.of(context).pop();
+      ScaffoldMessenger.of(context).showSnackBar(
+        const SnackBar(content: Text('Enfant créé')),
+      );
+    } catch (e) {
+      if (!mounted) return;
+      setState(() => _saving = false);
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(content: Text(e.toString().replaceFirst('Exception: ', ''))),
+      );
+    }
+  }
+
  /// Applique rattachement / détachement AM (différé jusqu'au Sauvegarder).
  Future<void> _syncAmPlacement() async {
+    final enfantId = widget.enfant?.id;
+    if (enfantId == null || enfantId.isEmpty) return;
+
    final baselineId = _baselineAmUserId;
    final currentId = _linkedAm?.user.id;

    if (baselineId != null && baselineId != currentId) {
      await UserService.detachEnfantFromAm(
        amUserId: baselineId,
-        enfantId: widget.enfant.id,
+        enfantId: enfantId,
      );
    }
    if (currentId != null && currentId != baselineId) {
      await UserService.attachEnfantToAm(
        amUserId: currentId,
-        enfantId: widget.enfant.id,
+        enfantId: enfantId,
      );
    }
  }
@ -342,7 +534,9 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {

    setState(() => _deleting = true);
    try {
-      await UserService.deleteEnfant(widget.enfant.id);
+      final id = widget.enfant?.id;
+      if (id == null || id.isEmpty) return;
+      await UserService.deleteEnfant(id);
      if (!mounted) return;
      widget.onDeleted?.call();
      widget.onSaved?.call();
@ -376,10 +570,12 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {

  /// Recharge AM + statut après une modale externe (ex. fiche AM).
  Future<void> _reloadPlacementFromServer() async {
+    final id = widget.enfant?.id;
+    if (id == null || id.isEmpty) return;
    try {
      final results = await Future.wait([
-        UserService.findAmForEnfant(widget.enfant.id),
-        UserService.getEnfant(widget.enfant.id),
+        UserService.findAmForEnfant(id),
+        UserService.getEnfant(id),
      ]);
      if (!mounted) return;
      final am = results[0] as AssistanteMaternelleModel?;
@ -391,6 +587,7 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
        if (!enfantStatusValues.contains(_status)) {
          _status = 'sans_garde';
        }
+        _localParentLinks = enfant.parentLinks;
        _coerceGenderForStatus();
      });
    } catch (_) {
@ -476,70 +673,145 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
    });
  }

-  InputDecoration _inputDecoration({String? hint}) {
-    return ValidationFieldDecoration.input(hint: hint).copyWith(
+  /// Conserve la date saisie en basculant naissance ↔ prévisionnelle.
+  void _preserveDateOnStatusChange(String from, String to) {
+    final becomingUnborn = to == 'a_naitre' && from != 'a_naitre';
+    final leavingUnborn = from == 'a_naitre' && to != 'a_naitre';
+    if (becomingUnborn) {
+      if (_dueCtrl.text.trim().isEmpty &&
+          _birthCtrl.text.trim().isNotEmpty) {
+        _dueCtrl.text = _birthCtrl.text;
+      }
+    } else if (leavingUnborn) {
+      if (_birthCtrl.text.trim().isEmpty &&
+          _dueCtrl.text.trim().isNotEmpty) {
+        _birthCtrl.text = _dueCtrl.text;
+      }
+    }
+  }
+
+  InputDecoration _inputDecoration({String? hint, bool error = false}) {
+    final base = ValidationFieldDecoration.input(hint: hint).copyWith(
      isDense: false,
      contentPadding: const EdgeInsets.symmetric(horizontal: 12, vertical: 14),
    );
+    if (!error) return base;
+    final border = OutlineInputBorder(
+      borderRadius: BorderRadius.circular(6),
+      borderSide: BorderSide(color: Colors.red.shade400),
+    );
+    return base.copyWith(
+      fillColor: Colors.red.shade50,
+      enabledBorder: border,
+      focusedBorder: border,
+      border: border,
+    );
  }

  Widget _dropdownField({
    Key? key,
-    required String value,
+    required String? value,
    required List<MapEntry<String, String>> items,
    required ValueChanged<String> onChanged,
+    String? hint,
  }) {
    final safeValue =
-        items.any((e) => e.key == value) ? value : items.first.key;
+        value != null && items.any((e) => e.key == value) ? value : null;
    return SizedBox(
      height: _fieldHeight,
      child: DropdownButtonFormField<String>(
        key: key,
        value: safeValue,
+        hint: hint != null
+            ? Text(hint, style: TextStyle(color: Colors.grey.shade600))
+            : null,
        isExpanded: true,
        decoration: _inputDecoration(),
-      items: items
-          .map((e) => DropdownMenuItem(value: e.key, child: Text(e.value)))
-          .toList(),
-      onChanged: _busy ? null : (v) {
-        if (v != null) onChanged(v);
-      },
+        items: items
+            .map((e) => DropdownMenuItem(value: e.key, child: Text(e.value)))
+            .toList(),
+        onChanged: _busy
+            ? null
+            : (v) {
+                if (v != null) onChanged(v);
+              },
      ),
    );
  }

-  Widget _textField(TextEditingController controller, {String? hint, Key? key}) {
+  Widget _textField(
+    TextEditingController controller, {
+    String? hint,
+    Key? key,
+    TextInputType? keyboardType,
+    List<TextInputFormatter>? inputFormatters,
+    bool error = false,
+    Widget? suffixIcon,
+  }) {
    return SizedBox(
      height: _fieldHeight,
      child: TextField(
        key: key,
        controller: controller,
+        keyboardType: keyboardType,
+        inputFormatters: inputFormatters,
        textAlignVertical: TextAlignVertical.center,
-        style: const TextStyle(color: Colors.black87, fontSize: 14),
-        decoration: _inputDecoration(hint: hint),
+        style: TextStyle(
+          color: error ? Colors.red.shade800 : Colors.black87,
+          fontSize: 14,
+        ),
+        decoration: _inputDecoration(
+          hint: hint,
+          error: error,
+        ).copyWith(suffixIcon: suffixIcon),
      ),
    );
  }

+  Widget _dateField() {
+    final past = _dueDateInPast;
+    return _textField(
+      _activeDateCtrl,
+      hint: 'jj / mm / aaaa',
+      key: ValueKey(_status),
+      keyboardType: TextInputType.number,
+      inputFormatters: const [FrenchDateInputFormatter()],
+      error: past,
+      suffixIcon: past
+          ? Tooltip(
+              message:
+                  'Date prévisionnelle antérieure à aujourd’hui',
+              child: Icon(
+                Icons.info_outline,
+                size: 20,
+                color: Colors.red.shade700,
+              ),
+            )
+          : null,
+    );
+  }
+
  Widget _fieldsGrid() {
    return ValidationEditableSection(
      rowLayout: _fieldsRowLayout,
      fields: [
        ValidationLabeledField(
          label: 'Prénom',
-          field: _textField(_prenomCtrl),
+          field: _textField(
+            _prenomCtrl,
+            inputFormatters: const [PersonNameInputFormatter()],
+          ),
        ),
        ValidationLabeledField(
          label: 'Nom',
-          field: _textField(_nomCtrl),
+          field: _textField(
+            _nomCtrl,
+            inputFormatters: const [PersonNameInputFormatter()],
+          ),
        ),
        ValidationLabeledField(
          label: _dateFieldLabel,
-          field: _textField(
-            _activeDateCtrl,
-            hint: 'jj/mm/aaaa',
-            key: ValueKey(_status),
-          ),
+          field: _dateField(),
        ),
        ValidationLabeledField(
          label: 'Statut',
@ -555,6 +827,7 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
                .toList(),
            onChanged: (v) {
              setState(() {
+                _preserveDateOnStatusChange(_status, v);
                _status = v;
                _coerceGenderForStatus();
                _dirty = true;
@ -570,6 +843,7 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
          field: _dropdownField(
            key: ValueKey('genre-$_status'),
            value: _gender,
+            hint: 'Veuillez sélectionner le genre',
            items: _availableGenders
                .map((g) => MapEntry(g, _genderLabel(g)))
                .toList(),
@ -603,6 +877,43 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
    );
  }

+  Future<void> _pickPhoto() async {
+    if (_busy || !widget.isCreating) return;
+    try {
+      final picked = await ImagePicker().pickImage(
+        source: ImageSource.gallery,
+        imageQuality: 75,
+        maxWidth: 1200,
+        maxHeight: 1200,
+      );
+      if (picked == null) return;
+      final bytes = await picked.readAsBytes();
+      if (bytes.isEmpty) return;
+      final name = picked.name.trim();
+      if (!mounted) return;
+      setState(() {
+        _photoBytes = bytes;
+        _photoFilename = name.isNotEmpty ? name : 'photo.jpg';
+        _consentPhoto = true;
+        _dirty = true;
+      });
+    } catch (_) {
+      if (!mounted) return;
+      ScaffoldMessenger.of(context).showSnackBar(
+        const SnackBar(content: Text('Impossible de charger la photo')),
+      );
+    }
+  }
+
+  void _clearPhoto() {
+    if (_busy || !widget.isCreating) return;
+    setState(() {
+      _photoBytes = null;
+      _photoFilename = null;
+      _dirty = true;
+    });
+  }
+
  Widget _mainRow() {
    return LayoutBuilder(
      builder: (context, c) {
@ -625,7 +936,20 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
                children: [
                  Expanded(
                    child: AdminAmPhotoFrame(
-                      photoUrl: widget.enfant.photoUrl,
+                      photoUrl: widget.isCreating
+                          ? null
+                          : widget.enfant?.photoUrl,
+                      imageBytes: widget.isCreating ? _photoBytes : null,
+                      onTap: widget.isCreating && !_busy ? _pickPhoto : null,
+                      onClear: widget.isCreating &&
+                              !_busy &&
+                              _photoBytes != null &&
+                              _photoBytes!.isNotEmpty
+                          ? _clearPhoto
+                          : null,
+                      emptyLabel: widget.isCreating
+                          ? 'Cliquer pour ajouter'
+                          : 'Aucune photo',
                    ),
                  ),
                  const SizedBox(height: 8),
@ -644,7 +968,9 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
                      padding: const EdgeInsets.only(top: 16),
                      child: Align(
                        alignment: Alignment.bottomCenter,
-                        child: _placementBlock(),
+                        child: SingleChildScrollView(
+                          child: _placementBlock(),
+                        ),
                      ),
                    ),
                  ),
@ -893,14 +1219,34 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
    );
  }

-  String get _placementTitle =>
-      _isScolarise ? 'Scolarisation' : 'Assistante maternelle';
+  String get _placementTitle {
+    if (widget.isCreating) return 'Sélection du dossier de la famille';
+    return _isScolarise ? 'Scolarisation' : 'Assistante maternelle';
+  }

  Widget _placementBlock() {
    return Column(
      mainAxisSize: MainAxisSize.min,
      crossAxisAlignment: CrossAxisAlignment.stretch,
      children: [
+        if (_isOrphan) ...[
+          Text(
+            'Sélection du dossier de la famille',
+            style: TextStyle(
+              fontSize: 14,
+              fontWeight: FontWeight.w600,
+              color: Colors.red.shade800,
+            ),
+          ),
+          const SizedBox(height: 4),
+          Text(
+            'Aucun responsable rattaché — choisissez un foyer',
+            style: TextStyle(fontSize: 12, color: Colors.red.shade700),
+          ),
+          const SizedBox(height: 8),
+          _familyPlacementSection(),
+          const SizedBox(height: 16),
+        ],
        Text(
          _placementTitle,
          style: TextStyle(
@ -910,11 +1256,194 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
          ),
        ),
        const SizedBox(height: 8),
-        _placementSection(),
+        if (widget.isCreating) _familyPlacementSection() else _placementSection(),
      ],
    );
  }

+  Future<void> _pickFamily() async {
+    if (_busy) return;
+    final selected = await AdminSelectFamilleModal.show(
+      context,
+      title: 'Choisir une famille',
+    );
+    if (selected == null || !mounted) return;
+
+    if (widget.isCreating) {
+      setState(() {
+        _selectedFamily = selected;
+        _dirty = true;
+      });
+      return;
+    }
+
+    // Édition orphelin (#157/#158) : un seul attach — le back propage au foyer.
+    final enfantId = widget.enfant?.id;
+    if (enfantId == null || enfantId.isEmpty) return;
+
+    setState(() => _saving = true);
+    try {
+      await UserService.attachEnfantToParent(
+        parentUserId: selected.pivotParentUserId,
+        enfantId: enfantId,
+      );
+      final refreshed = await UserService.getEnfant(enfantId);
+      if (!mounted) return;
+      setState(() {
+        _localParentLinks = refreshed.parentLinks;
+        _selectedFamily = selected;
+        _saving = false;
+      });
+      widget.onSaved?.call();
+      ScaffoldMessenger.of(context).showSnackBar(
+        const SnackBar(content: Text('Enfant rattaché au foyer')),
+      );
+    } catch (e) {
+      if (!mounted) return;
+      setState(() => _saving = false);
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(content: Text(e.toString().replaceFirst('Exception: ', ''))),
+      );
+    }
+  }
+
+  Widget _familyPlacementSection() {
+    final family = _selectedFamily;
+    if (family == null) {
+      return Material(
+        color: Colors.transparent,
+        child: InkWell(
+          onTap: _busy ? null : _pickFamily,
+          borderRadius: BorderRadius.circular(10),
+          child: Container(
+            height: _placementHeight,
+            width: double.infinity,
+            decoration: BoxDecoration(
+              color: Colors.grey.shade50,
+              borderRadius: BorderRadius.circular(10),
+              border: Border.all(color: Colors.grey.shade300),
+            ),
+            padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 12),
+            child: Row(
+              children: [
+                Container(
+                  width: 56,
+                  height: 56,
+                  decoration: BoxDecoration(
+                    color: Colors.white,
+                    borderRadius: BorderRadius.circular(12),
+                    border: Border.all(color: Colors.grey.shade200),
+                  ),
+                  child: Icon(
+                    Icons.family_restroom,
+                    size: 30,
+                    color: Colors.grey.shade400,
+                  ),
+                ),
+                const SizedBox(width: 16),
+                Expanded(
+                  child: Column(
+                    mainAxisAlignment: MainAxisAlignment.center,
+                    crossAxisAlignment: CrossAxisAlignment.start,
+                    children: [
+                      Text(
+                        'Aucune famille sélectionnée',
+                        style: TextStyle(
+                          fontSize: 15,
+                          fontWeight: FontWeight.w700,
+                          color: Colors.grey.shade800,
+                        ),
+                      ),
+                      const SizedBox(height: 4),
+                      Text(
+                        'Cliquer pour choisir un dossier / foyer',
+                        style: TextStyle(
+                          fontSize: 13,
+                          color: Colors.grey.shade600,
+                        ),
+                      ),
+                    ],
+                  ),
+                ),
+                Icon(Icons.add_circle_outline, color: Colors.grey.shade500),
+              ],
+            ),
+          ),
+        ),
+      );
+    }
+
+    return Material(
+      color: Colors.transparent,
+      child: InkWell(
+        onTap: _busy ? null : _pickFamily,
+        borderRadius: BorderRadius.circular(10),
+        child: Container(
+          height: _placementHeight,
+          width: double.infinity,
+          decoration: BoxDecoration(
+            color: const Color(0xFFF8F5FC),
+            borderRadius: BorderRadius.circular(10),
+            border: Border.all(color: const Color(0xFFD8CCE8)),
+          ),
+          padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 12),
+          child: Row(
+            children: [
+              Container(
+                width: 56,
+                height: 56,
+                decoration: BoxDecoration(
+                  color: const Color(0xFFEDE5FA),
+                  borderRadius: BorderRadius.circular(12),
+                ),
+                child: const Icon(
+                  Icons.family_restroom,
+                  size: 30,
+                  color: Color(0xFF6B3FA0),
+                ),
+              ),
+              const SizedBox(width: 16),
+              Expanded(
+                child: Column(
+                  mainAxisAlignment: MainAxisAlignment.center,
+                  crossAxisAlignment: CrossAxisAlignment.start,
+                  children: [
+                    Text(
+                      family.displayTitle,
+                      style: const TextStyle(
+                        fontSize: 15,
+                        fontWeight: FontWeight.w700,
+                      ),
+                      maxLines: 1,
+                      overflow: TextOverflow.ellipsis,
+                    ),
+                    if (family.parentNames.isNotEmpty) ...[
+                      const SizedBox(height: 4),
+                      Text(
+                        family.parentNames.join(', '),
+                        style: const TextStyle(
+                          fontSize: 13,
+                          color: Colors.black54,
+                        ),
+                        maxLines: 1,
+                        overflow: TextOverflow.ellipsis,
+                      ),
+                    ],
+                  ],
+                ),
+              ),
+              IconButton(
+                icon: Icon(Icons.swap_horiz, color: Colors.grey.shade700),
+                tooltip: 'Changer de famille',
+                onPressed: _busy ? null : _pickFamily,
+              ),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+
  Widget _placementSection() {
    if (!_showsAmPlacement) return _scolariseCard();

@ -966,7 +1495,7 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
        const SizedBox(width: 12),
        ElevatedButton(
          style: ValidationModalTheme.primaryElevatedStyle,
-          onPressed: !_dirty || _busy ? null : _save,
+          onPressed: !_canSubmit || _busy ? null : _save,
          child: _saving
              ? const SizedBox(
                  width: 18,
@ -976,7 +1505,11 @@ class _AdminChildDetailModalState extends State<AdminChildDetailModal> {
                    color: Colors.white,
                  ),
                )
-              : Text(_dirty ? 'Sauvegarder' : 'Aucune modification'),
+              : Text(
+                  widget.isCreating
+                      ? 'Créer'
+                      : (_dirty ? 'Sauvegarder' : 'Aucune modification'),
+                ),
        ),
      ],
    );
--- a/frontend/lib/widgets/admin/common/admin_enfant_user_card.dart
+++ b/frontend/lib/widgets/admin/common/admin_enfant_user_card.dart
@ -3,6 +3,7 @@ import 'package:p_tits_pas/models/enfant_admin_model.dart';
 import 'package:p_tits_pas/models/parent_child_summary.dart';
 import 'package:p_tits_pas/utils/date_display_utils.dart';
 import 'package:p_tits_pas/utils/enfant_status_utils.dart';
+import 'package:p_tits_pas/utils/enfant_vigilance.dart';
 import 'package:p_tits_pas/widgets/admin/common/admin_user_card.dart';

 List<String> enfantAdminSubtitleLines({
@ -36,6 +37,8 @@ class AdminEnfantUserCard extends StatelessWidget {
  final VoidCallback? onCardTap;
  final EdgeInsetsGeometry? margin;
  final EdgeInsetsGeometry? contentPadding;
+  final Color? borderColor;
+  final String? vigilanceTooltip;

  const AdminEnfantUserCard({
    super.key,
@ -46,6 +49,8 @@ class AdminEnfantUserCard extends StatelessWidget {
    this.onCardTap,
    this.margin,
    this.contentPadding,
+    this.borderColor,
+    this.vigilanceTooltip,
  });

  factory AdminEnfantUserCard.fromEnfant(
@ -55,10 +60,13 @@ class AdminEnfantUserCard extends StatelessWidget {
    VoidCallback? onCardTap,
    EdgeInsetsGeometry? margin,
    EdgeInsetsGeometry? contentPadding,
+    Color? borderColor,
+    String? vigilanceTooltip,
  }) {
    final parents = enfant.parentLinks
        .map((l) => l.parentName ?? 'Parent')
        .join(', ');
+    final orphan = enfantHasNoResponsable(enfant);
    return AdminEnfantUserCard(
      title: enfant.fullName,
      photoUrl: enfant.photoUrl,
@ -69,6 +77,7 @@ class AdminEnfantUserCard extends StatelessWidget {
        gender: enfant.gender,
        extra: [
          if (parents.isNotEmpty) 'Responsables : $parents',
+          if (orphan) 'Aucun responsable rattaché',
          ...extraSubtitleLines,
        ],
      ),
@ -76,6 +85,10 @@ class AdminEnfantUserCard extends StatelessWidget {
      onCardTap: onCardTap,
      margin: margin,
      contentPadding: contentPadding,
+      borderColor: borderColor ??
+          (orphan ? Colors.red.shade300 : null),
+      vigilanceTooltip: vigilanceTooltip ??
+          enfantSansResponsableVigilanceMessage(enfant),
    );
  }

@ -114,6 +127,8 @@ class AdminEnfantUserCard extends StatelessWidget {
      onCardTap: onCardTap,
      margin: margin,
      contentPadding: contentPadding,
+      borderColor: borderColor,
+      vigilanceTooltip: vigilanceTooltip,
    );
  }
 }
--- a/frontend/lib/widgets/admin/common/admin_parent_edit_modal.dart
+++ b/frontend/lib/widgets/admin/common/admin_parent_edit_modal.dart
@ -283,8 +283,7 @@ class _AdminParentEditModalState extends State<AdminParentEditModal> {
      builder: (ctx) => AlertDialog(
        title: const Text('Détacher l\'enfant'),
        content: Text(
-          'Retirer ${child.fullName} de la fiche de ce parent ?\n'
-          '(L\'enfant ne sera pas supprimé.)',
+          'Retirer ${child.fullName} du foyer (tous les responsables) ?',
        ),
        actions: [
          TextButton(
@ -309,8 +308,9 @@ class _AdminParentEditModalState extends State<AdminParentEditModal> {
      if (!mounted) return;
      await _reloadChildren();
      if (!mounted) return;
+      widget.onSaved?.call();
      ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(content: Text('Enfant détaché')),
+        const SnackBar(content: Text('Enfant détaché du foyer')),
      );
    } catch (e) {
      if (!mounted) return;
@ -337,8 +337,9 @@ class _AdminParentEditModalState extends State<AdminParentEditModal> {
      if (!mounted) return;
      await _reloadChildren();
      if (!mounted) return;
+      widget.onSaved?.call();
      ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(content: Text('Enfant rattaché')),
+        const SnackBar(content: Text('Enfant rattaché au foyer')),
      );
    } catch (e) {
      if (!mounted) return;
--- a/frontend/lib/widgets/admin/common/admin_select_famille_modal.dart
+++ b/frontend/lib/widgets/admin/common/admin_select_famille_modal.dart
@ -0,0 +1,139 @@
+import 'package:flutter/material.dart';
+import 'package:p_tits_pas/models/parent_model.dart';
+import 'package:p_tits_pas/services/user_service.dart';
+import 'package:p_tits_pas/widgets/admin/common/admin_select_list_modal.dart';
+import 'package:p_tits_pas/widgets/admin/common/admin_user_card.dart';
+
+/// Foyer / famille sélectionnable pour rattacher un nouvel enfant (#132 / #157).
+class AdminFamilleFoyer {
+  /// Parent pivot pour `POST /enfants` (`parent_user_id`).
+  final String pivotParentUserId;
+  /// Co-parent éventuel (rattachement foyer #157).
+  final String? coParentUserId;
+  final String? numeroDossier;
+  final String displayTitle;
+  final List<String> parentNames;
+
+  const AdminFamilleFoyer({
+    required this.pivotParentUserId,
+    required this.displayTitle,
+    required this.parentNames,
+    this.coParentUserId,
+    this.numeroDossier,
+  });
+
+  /// Parents du foyer à lier à l’enfant (pivot puis co-parent).
+  List<String> get parentUserIds {
+    final ids = <String>[pivotParentUserId];
+    final co = (coParentUserId ?? '').trim();
+    if (co.isNotEmpty && co != pivotParentUserId) ids.add(co);
+    return ids;
+  }
+
+  String get subtitle {
+    final parts = <String>[];
+    final dossier = (numeroDossier ?? '').trim();
+    if (dossier.isNotEmpty) parts.add('Dossier $dossier');
+    if (parentNames.isNotEmpty) {
+      parts.add('Responsables : ${parentNames.join(', ')}');
+    }
+    return parts.join('   ');
+  }
+}
+
+/// Construit la liste des foyers uniques à partir de `GET /parents`.
+List<AdminFamilleFoyer> buildFamilleFoyers(List<ParentModel> parents) {
+  final seenDossiers = <String>{};
+  final seenUserIds = <String>{};
+  final foyers = <AdminFamilleFoyer>[];
+
+  for (final p in parents) {
+    final dossier = (p.user.numeroDossier ?? '').trim();
+    if (dossier.isNotEmpty) {
+      if (seenDossiers.contains(dossier)) continue;
+      seenDossiers.add(dossier);
+    } else if (seenUserIds.contains(p.user.id)) {
+      continue;
+    }
+
+    seenUserIds.add(p.user.id);
+    final co = p.coParent;
+    if (co != null) seenUserIds.add(co.id);
+
+    final names = <String>[
+      if (p.user.fullName.trim().isNotEmpty) p.user.fullName.trim(),
+      if (co != null && co.fullName.trim().isNotEmpty) co.fullName.trim(),
+    ];
+
+    final title = dossier.isNotEmpty
+        ? 'Dossier $dossier'
+        : (names.isNotEmpty ? names.first : 'Famille');
+
+    foyers.add(
+      AdminFamilleFoyer(
+        pivotParentUserId: p.user.id,
+        coParentUserId: co?.id,
+        numeroDossier: dossier.isNotEmpty ? dossier : null,
+        displayTitle: title,
+        parentNames: names,
+      ),
+    );
+  }
+
+  foyers.sort(
+    (a, b) => a.displayTitle.toLowerCase().compareTo(b.displayTitle.toLowerCase()),
+  );
+  return foyers;
+}
+
+/// Sélection d'une famille / dossier pour créer un enfant — ticket #132.
+class AdminSelectFamilleModal {
+  AdminSelectFamilleModal._();
+
+  static Future<AdminFamilleFoyer?> show(
+    BuildContext context, {
+    String title = 'Choisir une famille',
+  }) {
+    return AdminSelectListModal.show<AdminFamilleFoyer>(
+      context,
+      title: title,
+      searchHint: 'Rechercher par dossier, nom…',
+      emptyMessage: 'Aucune famille disponible',
+      noResultsMessage: 'Aucun résultat pour cette recherche',
+      loadItems: () async {
+        final parents = await UserService.getParents();
+        return buildFamilleFoyers(parents);
+      },
+      matchesQuery: (f, q) {
+        final dossier = (f.numeroDossier ?? '').toLowerCase();
+        final title = f.displayTitle.toLowerCase();
+        final names = f.parentNames.join(' ').toLowerCase();
+        return dossier.contains(q) || title.contains(q) || names.contains(q);
+      },
+      itemBuilder: (context, f, onSelect) {
+        return AdminUserCard(
+          title: f.displayTitle,
+          fallbackIcon: Icons.family_restroom,
+          subtitleLines: [
+            if (f.parentNames.isNotEmpty) f.parentNames.join(', '),
+            if ((f.numeroDossier ?? '').isNotEmpty)
+              'Dossier ${f.numeroDossier}',
+          ],
+          onCardTap: onSelect,
+          margin: const EdgeInsets.only(bottom: 4),
+          contentPadding: const EdgeInsets.symmetric(
+            horizontal: 10,
+            vertical: 5,
+          ),
+          actions: [
+            IconButton(
+              icon: const Icon(Icons.check_circle_outline),
+              tooltip: 'Choisir',
+              onPressed: onSelect,
+            ),
+          ],
+        );
+      },
+    );
+  }
+}
--- a/frontend/lib/widgets/admin/enfant_management_widget.dart
+++ b/frontend/lib/widgets/admin/enfant_management_widget.dart
@ -72,7 +72,14 @@ class _EnfantManagementWidgetState extends State<EnfantManagementWidget> {
          normalizeEnfantStatus(e.status) ==
              normalizeEnfantStatus(widget.statusFilter);
      return matchesName && matchesStatus;
-    }).toList();
+    }).toList()
+      ..sort((a, b) {
+        // Orphelins (#157) en tête, puis ordre alphabétique.
+        final ao = a.hasNoResponsable ? 0 : 1;
+        final bo = b.hasNoResponsable ? 0 : 1;
+        if (ao != bo) return ao.compareTo(bo);
+        return a.fullName.toLowerCase().compareTo(b.fullName.toLowerCase());
+      });

    return UserList(
      isLoading: _isLoading,
--- a/frontend/lib/widgets/admin/parent_managmant_widget.dart
+++ b/frontend/lib/widgets/admin/parent_managmant_widget.dart
@ -80,7 +80,7 @@ class _ParentManagementWidgetState extends State<ParentManagementWidget> {
          onCardTap: () => _openParentDetails(parent),
          subtitleLines: [
            parent.user.email,
-            'Statut : ${_displayStatus(parent.user.statut)} | Enfants : ${parent.children.isNotEmpty ? parent.children.length : parent.childrenCount}',
+            'Statut : ${_displayStatus(parent.user.statut)} | Enfants : ${ParentModel.foyerChildrenCount(parent, _parents)}',
          ],
          actions: [
            IconButton(
--- a/frontend/lib/widgets/admin/user_management_panel.dart
+++ b/frontend/lib/widgets/admin/user_management_panel.dart
@ -3,6 +3,7 @@ import 'package:p_tits_pas/screens/administrateurs/creation/gestionnaires_create
 import 'package:p_tits_pas/services/user_service.dart';
 import 'package:p_tits_pas/widgets/admin/admin_management_widget.dart';
 import 'package:p_tits_pas/widgets/admin/assistante_maternelle_management_widget.dart';
+import 'package:p_tits_pas/widgets/admin/common/admin_child_detail_modal.dart';
 import 'package:p_tits_pas/widgets/admin/dashboard_admin.dart';
 import 'package:p_tits_pas/widgets/admin/enfant_management_widget.dart';
 import 'package:p_tits_pas/widgets/admin/gestionnaire_management_widget.dart';
@ -26,6 +27,7 @@ class _UserManagementPanelState extends State<UserManagementPanel> {
  int _subIndex = 0;
  int _gestionnaireRefreshTick = 0;
  int _adminRefreshTick = 0;
+  int _enfantRefreshTick = 0;
  final TextEditingController _searchController = TextEditingController();
  final TextEditingController _amCapacityController = TextEditingController();
  String? _parentStatus;
@ -264,6 +266,7 @@ class _UserManagementPanelState extends State<UserManagementPanel> {
        );
      case 1:
        return EnfantManagementWidget(
+          key: ValueKey('enfants-$_enfantRefreshTick'),
          searchQuery: _searchController.text,
          statusFilter: _enfantStatus,
        );
@ -311,6 +314,23 @@ class _UserManagementPanelState extends State<UserManagementPanel> {

  Future<void> _handleAddPressed() async {
    final contentIndex = _subIndex - _contentIndexOffset;
+
+    if (contentIndex == 1) {
+      await showDialog<void>(
+        context: context,
+        barrierDismissible: false,
+        builder: (dialogContext) {
+          return AdminChildDetailModal.create(
+            onSaved: () {
+              if (!mounted) return;
+              setState(() => _enfantRefreshTick++);
+            },
+          );
+        },
+      );
+      return;
+    }
+
    if (contentIndex == 3) {
      final created = await showDialog<bool>(
        context: context,
--- a/frontend/pubspec.lock
+++ b/frontend/pubspec.lock
@ -206,7 +206,7 @@ packages:
    source: hosted
    version: "1.2.2"
  http_parser:
-    dependency: transitive
+    dependency: "direct main"
    description:
      name: http_parser
      sha256: "2aa08ce0341cc9b354a498388e30986515406668dbcc4f7c950c3e715496693b"
--- a/frontend/pubspec.yaml
+++ b/frontend/pubspec.yaml
@ -21,6 +21,7 @@ dependencies:
  js: ^0.6.7
  url_launcher: ^6.2.4
  http: ^1.2.2
+  http_parser: ^4.0.2
  # flutter_secure_storage: ^9.0.0
  pdfx: ^2.5.0
  universal_platform: ^1.1.0
Author	SHA1	Message	Date
Julien Martin	846afed86c	feat(#158 ): affiliation enfant au foyer — attach/detach pivot + co-parent. Squash depuis develop : un POST/DELETE propage les liens à tout le foyer ; front un seul appel API ; doc empreinte. Co-authored-by: Cursor <cursoragent@cursor.com>	2026-07-22 18:31:15 +02:00
Julien Martin	99a6c17c23	feat(#157 ): enfants sans responsable — alerte liste et détach dernier parent. Squash depuis develop : détachement dernier parent autorisé, flag sans_responsable, vigilance liste Enfants, rattachement foyer depuis la fiche, polish détach et compteur foyer interim (#158 à suivre). Co-authored-by: Cursor <cursoragent@cursor.com>	2026-07-17 19:43:58 +02:00
Julien Martin	04f49cb62f	feat(#132 ): création enfant staff (onglet Enfants) — front + back. Squash depuis develop : POST /enfants staff + parent_user_id, photo multipart, modale création + sélection famille, fixes UX/birth_date. Co-authored-by: Cursor <cursoragent@cursor.com>	2026-07-17 19:00:12 +02:00
Julien Martin	3c7f4f6e16	fix(#151 ): autoriser GET /relais pour gestionnaire + robustesse combo Permet au gestionnaire de peupler la liste Relais (création/édition). Co-authored-by: Cursor <cursoragent@cursor.com>	2026-07-17 16:54:17 +02:00
Julien Martin	dcd407a3da	feat(#146–#149): sélection enfant/AM, capacité max et case libre. Modales de rattachement partagées, filtre Libre/Sans garde, recalcul des places à l'attach, désactivation si capacité pleine, clic sur case libre. Co-authored-by: Cursor <cursoragent@cursor.com>	2026-07-17 16:25:42 +02:00
Julien Martin	fde63f8e72	feat(#145 ): lien co-parent cliquable dans la fiche parent. Squash merge develop → master. Co-authored-by: Cursor <cursoragent@cursor.com>	2026-07-17 14:56:45 +02:00
Julien Martin	1f8f1b9507	feat(#138,#143,#144): fiche enfant admin, consentement photo et fix gestionnaire. Squash merge develop → master. - #138 : modale enfant paysage, zone AM/scolarisation, liens responsables - #144 : persistance consent_photo à l'inscription enfant - #143 : masquer Supprimer sur la propre fiche gestionnaire Co-authored-by: Cursor <cursoragent@cursor.com>	2026-07-17 13:21:43 +02:00