second draft

lib/services/api.dart

@@ -75,8 +75,12 @@ class ApiService {
     String listId, {
     String? title,
     List<String>? members,
+    String? layoutId,
+    bool clearLayout = false,
   }) async {
-    if (title == null && members == null) return;
+    if (title == null && members == null && layoutId == null && !clearLayout) {
+      return;
+    }
     final body = <String, dynamic>{};
     if (title != null) {
       body['title'] = title;
@@ -84,6 +88,12 @@ class ApiService {
     if (members != null) {
       body['members'] = members;
     }
+    if (layoutId != null) {
+      body['layout'] = layoutId;
+    }
+    if (clearLayout && layoutId == null) {
+      body['layout'] = null;
+    }
     await pb.collection('lists').update(listId, body: body);
   }
 
@@ -118,7 +128,12 @@ class ApiService {
     return res.map((r) => Item.fromJson(r.toJson())).toList();
   }
 
-  Future<Item> createItem(String listId, String name, int position) async {
+  Future<Item> createItem(
+    String listId,
+    String name,
+    int position, {
+    String? sectionId,
+  }) async {
     final RecordModel rec = await pb
         .collection('items')
         .create(
@@ -127,6 +142,7 @@ class ApiService {
             'name': name,
             'position': position,
             'checked': false,
+            if (sectionId != null) 'section': sectionId,
           },
         );
     return Item.fromJson(rec.toJson());
@@ -136,8 +152,16 @@ class ApiService {
     await pb.collection('items').delete(itemId);
   }
 
-  Future<void> updateItem(String itemId, {bool? checked, String? name}) async {
-    if (checked == null && name == null) return;
+  Future<void> updateItem(
+    String itemId, {
+    bool? checked,
+    String? name,
+    String? sectionId,
+    bool clearSection = false,
+  }) async {
+    if (checked == null && name == null && sectionId == null && !clearSection) {
+      return;
+    }
     final Map<String, dynamic> body = <String, dynamic>{};
     if (checked != null) {
       body['checked'] = checked;
@@ -145,6 +169,12 @@ class ApiService {
     if (name != null) {
       body['name'] = name;
     }
+    if (sectionId != null) {
+      body['section'] = sectionId;
+    }
+    if (clearSection && sectionId == null) {
+      body['section'] = null;
+    }
     await pb.collection('items').update(itemId, body: body);
   }
 
@@ -162,6 +192,31 @@ class ApiService {
     return await pb.collection('users').getFullList(filter: filter);
   }
 
+  Stream<void> watchListsForLayout(String layoutId) {
+    late final StreamController<void> controller;
+    Future<void> Function()? unsubscribe;
+
+    controller = StreamController<void>(
+      onListen: () async {
+        unsubscribe = await pb.collection('lists').subscribe('*', (event) {
+          if (!controller.isClosed) {
+            controller.add(null);
+          }
+        }, filter: 'layout = "$layoutId"');
+      },
+      onCancel: () => unsubscribe?.call(),
+    );
+
+    return controller.stream;
+  }
+
+  Future<List<Liste>> getListsForLayout(String layoutId) async {
+    final List<RecordModel> res = await pb
+        .collection('lists')
+        .getFullList(filter: 'layout = "$layoutId"');
+    return res.map((r) => Liste.fromJson(r.toJson())).toList();
+  }
+
   Stream<void> watchStoreLayouts() {
     if (userId == null) return Stream.value(null);
 
@@ -318,18 +373,10 @@ class ApiService {
     required String layoutId,
     required String name,
     int position = 0,
-    String? category,
   }) async {
     final RecordModel rec = await pb
         .collection('store_sections')
-        .create(
-          body: {
-            'layout': layoutId,
-            'name': name,
-            'position': position,
-            if (category != null && category.isNotEmpty) 'category': category,
-          },
-        );
+        .create(body: {'layout': layoutId, 'name': name, 'position': position});
     return StoreSection.fromJson(rec.toJson());
   }
 
@@ -337,14 +384,10 @@ class ApiService {
     String sectionId, {
     String? name,
     int? position,
-    String? category,
-    bool clearCategory = false,
   }) async {
     final Map<String, dynamic> body = {};
     if (name != null) body['name'] = name;
     if (position != null) body['position'] = position;
-    if (category != null) body['category'] = category;
-    if (clearCategory && category == null) body['category'] = null;
     if (body.isEmpty) return;
     await pb.collection('store_sections').update(sectionId, body: body);
   }