구조 통합

userfront/lib/features/profile/presentation/pages/profile_page.dart

@@ -26,6 +26,9 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
   TextEditingController? _phoneController;
   TextEditingController? _departmentController;
   TextEditingController? _codeController;
+  TextEditingController? _currentPasswordController;
+  TextEditingController? _newPasswordController;
+  TextEditingController? _confirmPasswordController;
   final FocusNode _nameFocus = FocusNode();
   final FocusNode _departmentFocus = FocusNode();
   final FocusNode _phoneFocus = FocusNode();
@@ -42,6 +45,13 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
   bool _isCodeSent = false;
   bool _isVerifying = false;
 
+  bool _isPasswordSaving = false;
+  String? _passwordError;
+  String? _passwordSuccess;
+  bool _showCurrentPassword = false;
+  bool _showNewPassword = false;
+  bool _showConfirmPassword = false;
+
   @override
   void initState() {
     super.initState();
@@ -97,6 +107,9 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
     _phoneController?.dispose();
     _departmentController?.dispose();
     _codeController?.dispose();
+    _currentPasswordController?.dispose();
+    _newPasswordController?.dispose();
+    _confirmPasswordController?.dispose();
     _nameFocus.dispose();
     _departmentFocus.dispose();
     _phoneFocus.dispose();
@@ -113,6 +126,9 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
     _nameController ??= TextEditingController(text: profile.name);
     _departmentController ??= TextEditingController(text: profile.department);
     _codeController ??= TextEditingController();
+    _currentPasswordController ??= TextEditingController();
+    _newPasswordController ??= TextEditingController();
+    _confirmPasswordController ??= TextEditingController();
 
     if (_phoneController == null) {
       _phoneController = TextEditingController(text: profile.phone);
@@ -256,6 +272,54 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
     }
   }
 
+  Future<void> _changePassword() async {
+    if (_isPasswordSaving) return;
+    final currentPassword = _currentPasswordController?.text.trim() ?? '';
+    final newPassword = _newPasswordController?.text.trim() ?? '';
+    final confirmPassword = _confirmPasswordController?.text.trim() ?? '';
+
+    if (currentPassword.isEmpty) {
+      setState(() => _passwordError = '현재 비밀번호를 입력해 주세요.');
+      return;
+    }
+    if (newPassword.isEmpty) {
+      setState(() => _passwordError = '새 비밀번호를 입력해 주세요.');
+      return;
+    }
+    if (newPassword != confirmPassword) {
+      setState(() => _passwordError = '새 비밀번호가 일치하지 않습니다.');
+      return;
+    }
+
+    setState(() {
+      _passwordError = null;
+      _passwordSuccess = null;
+      _isPasswordSaving = true;
+    });
+
+    try {
+      await ref.read(profileRepositoryProvider).changePassword(
+            currentPassword: currentPassword,
+            newPassword: newPassword,
+          );
+      _currentPasswordController?.clear();
+      _newPasswordController?.clear();
+      _confirmPasswordController?.clear();
+      setState(() {
+        _passwordSuccess = '비밀번호가 변경되었습니다.';
+      });
+    } catch (e) {
+      final message = e.toString().replaceFirst('Exception: ', '');
+      setState(() {
+        _passwordError = '비밀번호 변경 실패: $message';
+      });
+    } finally {
+      if (mounted) {
+        setState(() => _isPasswordSaving = false);
+      }
+    }
+  }
+
   void _autoSaveIfEditing(UserProfile profile, String field) {
     if (_editingField != field) return;
     if (_isVerifying) return;
@@ -693,6 +757,104 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
     );
   }
 
+  Widget _buildPasswordSection() {
+    return _buildCard(
+      Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          Text(
+            '비밀번호 변경',
+            style: const TextStyle(fontSize: 16, fontWeight: FontWeight.w700),
+          ),
+          const SizedBox(height: 8),
+          const Text(
+            '현재 비밀번호 확인 후 새 비밀번호로 변경합니다.',
+            style: TextStyle(color: Color(0xFF6B7280)),
+          ),
+          const SizedBox(height: 16),
+          TextField(
+            controller: _currentPasswordController,
+            obscureText: !_showCurrentPassword,
+            decoration: InputDecoration(
+              labelText: '현재 비밀번호',
+              border: const OutlineInputBorder(),
+              suffixIcon: IconButton(
+                icon: Icon(_showCurrentPassword ? Icons.visibility_off : Icons.visibility),
+                onPressed: () => setState(() {
+                  _showCurrentPassword = !_showCurrentPassword;
+                }),
+              ),
+            ),
+          ),
+          const SizedBox(height: 12),
+          TextField(
+            controller: _newPasswordController,
+            obscureText: !_showNewPassword,
+            decoration: InputDecoration(
+              labelText: '새 비밀번호',
+              border: const OutlineInputBorder(),
+              suffixIcon: IconButton(
+                icon: Icon(_showNewPassword ? Icons.visibility_off : Icons.visibility),
+                onPressed: () => setState(() {
+                  _showNewPassword = !_showNewPassword;
+                }),
+              ),
+            ),
+          ),
+          const SizedBox(height: 12),
+          TextField(
+            controller: _confirmPasswordController,
+            obscureText: !_showConfirmPassword,
+            decoration: InputDecoration(
+              labelText: '새 비밀번호 확인',
+              border: const OutlineInputBorder(),
+              suffixIcon: IconButton(
+                icon: Icon(_showConfirmPassword ? Icons.visibility_off : Icons.visibility),
+                onPressed: () => setState(() {
+                  _showConfirmPassword = !_showConfirmPassword;
+                }),
+              ),
+            ),
+          ),
+          if (_passwordError != null) ...[
+            const SizedBox(height: 12),
+            Text(
+              _passwordError!,
+              style: const TextStyle(color: Colors.red),
+            ),
+          ],
+          if (_passwordSuccess != null) ...[
+            const SizedBox(height: 12),
+            Text(
+              _passwordSuccess!,
+              style: const TextStyle(color: Colors.green),
+            ),
+          ],
+          const SizedBox(height: 16),
+          Row(
+            children: [
+              ElevatedButton(
+                onPressed: _isPasswordSaving ? null : _changePassword,
+                child: _isPasswordSaving
+                    ? const SizedBox(
+                        width: 18,
+                        height: 18,
+                        child: CircularProgressIndicator(strokeWidth: 2),
+                      )
+                    : const Text('비밀번호 변경'),
+              ),
+              const SizedBox(width: 12),
+              TextButton(
+                onPressed: () => context.go('/recovery'),
+                child: const Text('비밀번호를 잊으셨나요?'),
+              ),
+            ],
+          ),
+        ],
+      ),
+    );
+  }
+
   Widget _buildContent(UserProfile profile, bool isUpdating) {
     return RefreshIndicator(
       onRefresh: () => ref.read(profileProvider.notifier).loadProfile(),
@@ -754,6 +916,10 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
                       ],
                     ),
                   ),
+                  const SizedBox(height: 28),
+                  _buildSectionTitle('보안', '비밀번호를 안전하게 관리합니다.'),
+                  const SizedBox(height: 12),
+                  _buildPasswordSection(),
                   if (isUpdating || _isVerifying) ...[
                     const SizedBox(height: 24),
                     const Center(child: CircularProgressIndicator()),