上传天气卡片的代码

lib/modules/agent/views/message_bubble.dart

@@ -1,7 +1,3 @@
-import 'dart:convert';
-import 'dart:ffi';
-
-import 'package:common_utils/common_utils.dart';
 import 'package:deep_voice/modules/agent/views/navigation_card.dart';
 import 'weather_card.dart';
 import 'music_card.dart';
@@ -9,7 +5,6 @@ import 'travel_card.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:intl/intl.dart';
-import 'package:get_storage/get_storage.dart';
 import 'dart:io';
 import 'package:flutter_markdown/flutter_markdown.dart';
 
@@ -257,18 +252,21 @@ class MessageBubble extends GetView<AgentController> {
           return buildMusicContent(context, playlist);
         }
       } else if (meta!.keys.contains('maps_weather')) {
-        final city = meta!['maps_weather']['city'] as String? ?? '未知城市';
-        final rawList = meta!['maps_weather']['forecasts'] as List? ?? [];
-        final daylist =
-            rawList.map((e) => Map<String, dynamic>.from(e)).toList();
-        final now = daylist.isNotEmpty ? daylist[0] : <String, dynamic>{};
-        //天气
-        return buildWeatherContent(
-          context,
-          city,
-          now,
-          daylist,
-        );
+        final maps_weather = meta!['maps_weather'] as Map<String, dynamic>;
+        final city = maps_weather['city'];
+        if (city != null) {
+          final rawList = maps_weather['forecasts'] as List? ?? [];
+          final daylist =
+              rawList.map((e) => Map<String, dynamic>.from(e)).toList();
+          final now = daylist.isNotEmpty ? daylist[0] : <String, dynamic>{};
+          //天气
+          return buildWeatherContent(
+            context,
+            city,
+            now,
+            daylist,
+          );
+        }
       } else if (meta!.keys.contains('card_travel')) {
         final rawList = meta!['card_travel']['items'] as List? ?? [];
         final travellist =