fix(inscription-am): étape 1/2 obligatoires alignées API (min 2 car., photo)

- Étape 1 : prénom/nom min 2 caractères (minPersonNameLength sur PersonalInfoFormScreen pour AM)

- Étape 2 : ville/pays naissance min 2 ; photo réelle + consentement obligatoires ; isStep2Complete strict

- registerAM : lieu naissance trim + toujours envoyer photo_base64 ; lieu_* non null si valide

- Étape 4 : blocage envoi si isRegistrationComplete faux

Made-with: Cursor

frontend/lib/models/am_registration_data.dart

@@ -106,11 +106,11 @@ class AmRegistrationData extends ChangeNotifier {
 
   // --- Getters for validation or display ---
   bool get isStep1Complete =>
-      firstName.isNotEmpty &&
+      firstName.trim().length >= 2 &&
-      lastName.isNotEmpty &&
+      lastName.trim().length >= 2 &&
-      streetAddress.isNotEmpty && // Modifié
+      streetAddress.isNotEmpty &&
-      postalCode.isNotEmpty &&    // Nouveau
+      postalCode.isNotEmpty &&
-      city.isNotEmpty &&          // Nouveau
+      city.isNotEmpty &&
       phone.isNotEmpty &&
       email.isNotEmpty;
       // password n'est pas requis à l'inscription (défini après validation par lien email)
@@ -123,11 +123,12 @@ class AmRegistrationData extends ChangeNotifier {
           !photoPath!.startsWith('assets/'));
 
   bool get isStep2Complete =>
-      (_hasUserPhoto ? photoConsent == true : true) &&
+      _hasUserPhoto &&
+      photoConsent == true &&
       dateOfBirth != null &&
-      birthCity.isNotEmpty &&
+      birthCity.trim().length >= 2 &&
-      birthCountry.isNotEmpty &&
+      birthCountry.trim().length >= 2 &&
-      nir.isNotEmpty && // Basic check, could add validation
+      nir.isNotEmpty &&
       agrementNumber.isNotEmpty &&
       agreementDate != null &&
       capacity != null &&

frontend/lib/screens/auth/am_register_step1_screen.dart

@@ -28,6 +28,7 @@ class AmRegisterStep1Screen extends StatelessWidget {
       title: 'Vos informations personnelles',
       cardColor: CardColorHorizontal.blue,
       initialData: initialData,
+      minPersonNameLength: 2,
       previousRoute: '/register-choice',
       onSubmit: (data, {hasSecondPerson, sameAddress}) {
         registrationData.updateIdentityInfo(

frontend/lib/screens/auth/am_register_step4_screen.dart

@@ -27,6 +27,19 @@ class _AmRegisterStep4ScreenState extends State<AmRegisterStep4Screen> {
 
   Future<void> _submitAMRegistration(AmRegistrationData registrationData) async {
     if (_isSubmitting) return;
+    if (!registrationData.isRegistrationComplete) {
+      if (!mounted) return;
+      ScaffoldMessenger.of(context).showSnackBar(
+        SnackBar(
+          content: Text(
+            'Le dossier est incomplet. Vérifiez chaque étape (photo, consentement, lieux de naissance, etc.).',
+            style: GoogleFonts.merienda(fontSize: 14),
+          ),
+          backgroundColor: Colors.red.shade700,
+        ),
+      );
+      return;
+    }
     setState(() => _isSubmitting = true);
     try {
       await AuthService.registerAM(registrationData);

frontend/lib/services/auth_service.dart

@@ -168,6 +168,13 @@ class AuthService {
     if (data.placesAvailable == null) {
       throw Exception('Le nombre de places disponibles est requis.');
     }
+    final lieuVille = data.birthCity.trim();
+    final lieuPays = data.birthCountry.trim();
+    if (lieuVille.length < 2 || lieuPays.length < 2) {
+      throw Exception(
+        'La ville et le pays de naissance sont requis (au moins 2 caractères chacun).',
+      );
+    }
     String? photoBase64;
     String? photoFilename;
 
@@ -193,6 +200,10 @@ class AuthService {
       }
     }
 
+    if (photoBase64 == null || photoBase64.isEmpty) {
+      throw Exception('Une photo de profil est requise pour finaliser l’inscription.');
+    }
+
     final body = <String, dynamic>{
       'email': data.email,
       'prenom': data.firstName,
@@ -201,14 +212,14 @@ class AuthService {
       'adresse': data.streetAddress.isNotEmpty ? data.streetAddress : null,
       'code_postal': data.postalCode.isNotEmpty ? data.postalCode : null,
       'ville': data.city.isNotEmpty ? data.city : null,
-      if (photoBase64 != null) 'photo_base64': photoBase64,
+      'photo_base64': photoBase64,
-      if (photoBase64 != null) 'photo_filename': photoFilename ?? 'photo_am.jpg',
+      'photo_filename': photoFilename ?? 'photo_am.jpg',
       'consentement_photo': data.photoConsent,
       'date_naissance': data.dateOfBirth != null
           ? '${data.dateOfBirth!.year}-${data.dateOfBirth!.month.toString().padLeft(2, '0')}-${data.dateOfBirth!.day.toString().padLeft(2, '0')}'
           : null,
-      'lieu_naissance_ville': data.birthCity.isNotEmpty ? data.birthCity : null,
+      'lieu_naissance_ville': lieuVille,
-      'lieu_naissance_pays': data.birthCountry.isNotEmpty ? data.birthCountry : null,
+      'lieu_naissance_pays': lieuPays,
       'nir': normalizeNir(data.nir),
       'numero_agrement': data.agrementNumber,
       'date_agrement':

frontend/lib/widgets/personal_info_form_screen.dart

@@ -55,6 +55,8 @@ class PersonalInfoFormScreen extends StatefulWidget {
   final PersonalInfoData? referenceAddressData; // Pour pré-remplir si "même adresse"
   final bool embedContentOnly; // Si true, affiche seulement la carte (sans scaffold/fond/titre)
   final VoidCallback? onEdit; // Callback pour le bouton d'édition (si affiché)
+  /// Si non null (ex. 2 pour inscription AM), nom/prénom : trim + longueur minimale (aligné API).
+  final int? minPersonNameLength;
 
   const PersonalInfoFormScreen({
     super.key,
@@ -72,6 +74,7 @@ class PersonalInfoFormScreen extends StatefulWidget {
     this.referenceAddressData,
     this.embedContentOnly = false,
     this.onEdit,
+    this.minPersonNameLength,
   });
 
   @override
@@ -214,6 +217,16 @@ class _PersonalInfoFormScreenState extends State<PersonalInfoFormScreen> {
     return validateEmail(value, allowEmpty: true);
   }
 
+  /// Prénom / nom avec longueur minimale (ex. inscription AM, aligné `MinLength` API).
+  String? _validatePersonNameWithMinLength(String? value) {
+    final min = widget.minPersonNameLength;
+    if (min == null) return null;
+    final t = (value ?? '').trim();
+    if (t.isEmpty) return 'Ce champ est obligatoire';
+    if (t.length < min) return 'Au moins $min caractères';
+    return null;
+  }
+
   /// Téléphone / e-mail du parent 2 : pas de validation si « Ajouter Parent 2 » est désactivé.
   String? _validateFrenchPhoneIfSecondParentNeeded(String? value) {
     if (widget.showSecondPersonToggle && !_fieldsEnabled) {
@@ -837,6 +850,9 @@ class _PersonalInfoFormScreenState extends State<PersonalInfoFormScreen> {
                 enabled: _fieldsEnabled,
                 focusOrder: _focusLastName,
                 focusNode: _lastNameFocus,
+                fieldValidator: widget.minPersonNameLength != null
+                    ? _validatePersonNameWithMinLength
+                    : null,
               ),
             ),
             const SizedBox(width: 20),
@@ -849,6 +865,9 @@ class _PersonalInfoFormScreenState extends State<PersonalInfoFormScreen> {
                 enabled: _fieldsEnabled,
                 focusOrder: _focusFirstName,
                 focusNode: _firstNameFocus,
+                fieldValidator: widget.minPersonNameLength != null
+                    ? _validatePersonNameWithMinLength
+                    : null,
               ),
             ),
           ],
@@ -1106,6 +1125,9 @@ class _PersonalInfoFormScreenState extends State<PersonalInfoFormScreen> {
           enabled: _fieldsEnabled,
           focusOrder: _focusLastName,
           focusNode: _lastNameFocus,
+          fieldValidator: widget.minPersonNameLength != null
+              ? _validatePersonNameWithMinLength
+              : null,
         ),
         const SizedBox(height: 12),
         
@@ -1118,6 +1140,9 @@ class _PersonalInfoFormScreenState extends State<PersonalInfoFormScreen> {
           enabled: _fieldsEnabled,
           focusOrder: _focusFirstName,
           focusNode: _firstNameFocus,
+          fieldValidator: widget.minPersonNameLength != null
+              ? _validatePersonNameWithMinLength
+              : null,
         ),
         const SizedBox(height: 12),
         

frontend/lib/widgets/professional_info_form_screen.dart

@@ -189,6 +189,20 @@ class _ProfessionalInfoFormScreenState extends State<ProfessionalInfoFormScreen>
     super.dispose();
   }
 
+  String? _validateBirthCity(String? v) {
+    final t = (v ?? '').trim();
+    if (t.isEmpty) return 'Ville requise';
+    if (t.length < 2) return 'Au moins 2 caractères';
+    return null;
+  }
+
+  String? _validateBirthCountry(String? v) {
+    final t = (v ?? '').trim();
+    if (t.isEmpty) return 'Pays requis';
+    if (t.length < 2) return 'Au moins 2 caractères';
+    return null;
+  }
+
   String? _validatePlacesAvailable(String? v) {
     if (v == null || v.isEmpty) return 'Places disponibles requises';
     final n = int.tryParse(v);
@@ -281,7 +295,13 @@ class _ProfessionalInfoFormScreenState extends State<ProfessionalInfoFormScreen>
     _applyPlaceNameFormat(_birthCityController);
     _applyPlaceNameFormat(_birthCountryController);
     if (_formKey.currentState!.validate()) {
-      if (_hasRealPhoto && !_photoConsent) {
+      if (!_hasRealPhoto) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          const SnackBar(content: Text('Veuillez ajouter une photo de profil.')),
+        );
+        return;
+      }
+      if (!_photoConsent) {
         ScaffoldMessenger.of(context).showSnackBar(
           const SnackBar(content: Text('Veuillez accepter le consentement photo pour continuer.')),
         );
@@ -295,8 +315,8 @@ class _ProfessionalInfoFormScreenState extends State<ProfessionalInfoFormScreen>
         photoFilename: _photoFilename,
         photoConsent: _photoConsent,
         dateOfBirth: _selectedDate,
-        birthCity: _birthCityController.text,
+        birthCity: _birthCityController.text.trim(),
-        birthCountry: _birthCountryController.text,
+        birthCountry: _birthCountryController.text.trim(),
         nir: normalizeNir(_nirController.text),
         agrementNumber: _agrementController.text,
         agreementDate: _selectedAgreementDate,
@@ -753,7 +773,7 @@ class _ProfessionalInfoFormScreenState extends State<ProfessionalInfoFormScreen>
                     label: 'Ville de naissance',
                     controller: _birthCityController,
                     hint: 'Ex. Ajaccio, Paris, Casablanca…',
-                    validator: (v) => v!.isEmpty ? 'Ville requise' : null,
+                    validator: _validateBirthCity,
                     focusNode: _birthCityFocus,
                   ),
                   SizedBox(height: verticalSpacing),
@@ -762,7 +782,7 @@ class _ProfessionalInfoFormScreenState extends State<ProfessionalInfoFormScreen>
                     label: 'Pays de naissance',
                     controller: _birthCountryController,
                     hint: 'Ex. France, Maroc…',
-                    validator: (v) => v!.isEmpty ? 'Pays requis' : null,
+                    validator: _validateBirthCountry,
                     focusNode: _birthCountryFocus,
                   ),
                 ],
@@ -875,7 +895,7 @@ class _ProfessionalInfoFormScreenState extends State<ProfessionalInfoFormScreen>
           label: 'Ville de naissance',
           controller: _birthCityController,
           hint: 'Ex. Ajaccio, Paris, Casablanca…',
-          validator: (v) => v!.isEmpty ? 'Ville requise' : null,
+          validator: _validateBirthCity,
           focusNode: _birthCityFocus,
         ),
         const SizedBox(height: 12),
@@ -885,7 +905,7 @@ class _ProfessionalInfoFormScreenState extends State<ProfessionalInfoFormScreen>
           label: 'Pays de naissance',
           controller: _birthCountryController,
           hint: 'Ex. France, Maroc…',
-          validator: (v) => v!.isEmpty ? 'Pays requis' : null,
+          validator: _validateBirthCountry,
           focusNode: _birthCountryFocus,
         ),
         const SizedBox(height: 12),