Camara e chat IA

lib/Screens/add_item_screen.dart

@@ -22,10 +22,10 @@ class _AddItemScreenState extends State<AddItemScreen> {
 
   bool _isLoading = false;
 
-  Future<void> _pickImage() async {
+  Future<void> _pickImage(ImageSource source) async {
     final picker = ImagePicker();
     final image = await picker.pickImage(
-      source: ImageSource.gallery,
+      source: source,
       maxWidth: 1024,
       imageQuality: 80,
     );
@@ -34,6 +34,46 @@ class _AddItemScreenState extends State<AddItemScreen> {
     }
   }
 
+  Future<void> _showImageSourcePicker() async {
+    final source = await showModalBottomSheet<ImageSource>(
+      context: context,
+      backgroundColor: Colors.white,
+      shape: const RoundedRectangleBorder(
+        borderRadius: BorderRadius.vertical(top: Radius.circular(20)),
+      ),
+      builder: (context) => SafeArea(
+        child: Padding(
+          padding: const EdgeInsets.symmetric(vertical: 12),
+          child: Column(
+            mainAxisSize: MainAxisSize.min,
+            children: [
+              ListTile(
+                leading: const Icon(
+                  Icons.photo_camera,
+                  color: Color(0xFF0066CC),
+                ),
+                title: const Text('Tirar foto'),
+                onTap: () => Navigator.pop(context, ImageSource.camera),
+              ),
+              ListTile(
+                leading: const Icon(
+                  Icons.photo_library,
+                  color: Color(0xFF0066CC),
+                ),
+                title: const Text('Escolher da galeria'),
+                onTap: () => Navigator.pop(context, ImageSource.gallery),
+              ),
+            ],
+          ),
+        ),
+      ),
+    );
+
+    if (source != null) {
+      await _pickImage(source);
+    }
+  }
+
   @override
   void dispose() {
     _nameController.dispose();
@@ -185,7 +225,7 @@ class _AddItemScreenState extends State<AddItemScreen> {
             // Image picker
             Center(
               child: GestureDetector(
-                onTap: _pickImage,
+                onTap: _showImageSourcePicker,
                 child: Container(
                   width: 140,
                   height: 140,
@@ -297,7 +337,7 @@ class _AddItemScreenState extends State<AddItemScreen> {
                   value: _selectedCategory,
                   hint: const Text('Selecione uma categoria'),
                   isExpanded: true,
-                  items: ITEM_CATEGORIES.map((category) {
+                  items: itemCategories.map((category) {
                     return DropdownMenuItem<ItemCategory>(
                       value: category,
                       child: Row(
@@ -407,13 +447,13 @@ class _AddItemScreenState extends State<AddItemScreen> {
             Wrap(
               spacing: 8,
               runSpacing: 8,
-              children: CONTEXT_TAGS.map((tag) {
+              children: contextTags.map((tag) {
                 final isSelected = _selectedTags.contains(tag.id);
                 return FilterChip(
                   label: Text(tag.name),
                   selected: isSelected,
                   onSelected: (selected) => _toggleTag(tag.id),
-                  selectedColor: const Color(0xFF0066CC).withOpacity(0.2),
+                  selectedColor: const Color(0xFF0066CC).withValues(alpha: 0.2),
                   checkmarkColor: const Color(0xFF0066CC),
                   backgroundColor: Colors.white,
                   labelStyle: TextStyle(