feat; 마음 그래프 api 연결

frontend/ongi/lib/models/temperature_contribution.dart

@@ -0,0 +1,40 @@
+class FamilyTemperatureContributionResponse {
+  final List<Contribution> contributions;
+
+  FamilyTemperatureContributionResponse({required this.contributions});
+
+  factory FamilyTemperatureContributionResponse.fromJson(Map<String, dynamic> json) {
+    var list = json['contributions'] as List<dynamic>? ?? [];
+    return FamilyTemperatureContributionResponse(
+      contributions: list.map((e) => Contribution.fromJson(e)).toList(),
+    );
+  }
+}
+
+class Contribution {
+  final DateTime dateTime;
+  final String userName;
+  final String reason;
+  final double contributed;
+
+  Contribution({
+    required this.dateTime,
+    required this.userName,
+    required this.reason,
+    required this.contributed,
+  });
+
+  factory Contribution.fromJson(Map<String, dynamic> json) {
+    return Contribution(
+      dateTime: DateTime.parse(json['dateTime']),
+      userName: json['userName'] ?? '',
+      reason: json['reason'] ?? '',
+      contributed: (json['contributed'] as num?)?.toDouble() ?? 0.0,
+    );
+  }
+
+  String get formattedDate => '${dateTime.year % 100}.${dateTime.month.toString().padLeft(2, '0')}.${dateTime.day.toString().padLeft(2, '0')} '
+      '${dateTime.hour.toString().padLeft(2, '0')}:${dateTime.minute.toString().padLeft(2, '0')}';
+
+  String get formattedChange => (contributed > 0 ? '+' : '') + contributed.toStringAsFixed(1) + '°C';
+}

frontend/ongi/lib/screens/home/home_degree_graph.dart

@@ -199,8 +199,10 @@ class _HomeDegreeGraph extends State<HomeDegreeGraph> {
                   sideTitles: SideTitles(
                     showTitles: true,
                     getTitlesWidget: (value, meta) {
-                      int idx = value.round();
-                      if (idx < 0 || idx >= dates.length) return const SizedBox.shrink();
+                      if (value % 1 != 0) return const SizedBox.shrink();
+                      int idx = value.toInt();
+                      if (idx < 0 || idx >= dates.length)
+                        return const SizedBox.shrink();
                       return Padding(
                         padding: const EdgeInsets.only(top: 8),
                         child: Text(
@@ -276,12 +278,13 @@ class _HomeDegreeGraph extends State<HomeDegreeGraph> {
         SizedBox(
           height: 290,
           child: ListView.builder(
-            itemCount: contributions.length,
+            itemCount: history.length,
             itemBuilder: (context, idx) {
-              final item = contributions[idx];
+              final item = history[idx];
               return Row(
                 crossAxisAlignment: CrossAxisAlignment.start,
                 children: [
+                  // 왼쪽 선과 원
                   Column(
                     children: [
                       Container(
@@ -293,14 +296,14 @@ class _HomeDegreeGraph extends State<HomeDegreeGraph> {
                           color: Colors.white,
                         ),
                       ),
-                      if (idx != contributions.length - 1)
+                      if (idx != history.length - 1)
                         Container(width: 2, height: 24, color: Colors.orange),
                     ],
                   ),
                   const SizedBox(width: 8),
                   Expanded(
                     child: Text(
-                      "${item.userName}이 ${item.formattedChange} 상승 시켰어요!",
+                      "${item['name']}이 ${item['change']} 상승 시켰어요!",
                       style: const TextStyle(
                         color: Colors.grey,
                         fontSize: 15,
@@ -309,7 +312,7 @@ class _HomeDegreeGraph extends State<HomeDegreeGraph> {
                     ),
                   ),
                   Text(
-                    item.formattedDate,
+                    item['date'] ?? '',
                     style: const TextStyle(
                       color: Colors.grey,
                       fontSize: 12,
@@ -325,4 +328,3 @@ class _HomeDegreeGraph extends State<HomeDegreeGraph> {
     );
   }
 }
-

frontend/ongi/lib/services/temperature_service.dart

@@ -0,0 +1,41 @@
+import 'dart:convert';
+import 'package:http/http.dart' as http;
+
+class TemperatureService {
+  final String baseUrl;
+  TemperatureService({required this.baseUrl});
+
+  Future<List<Map<String, dynamic>>> fetchFamilyTemperatureDaily(String familyCode, {String? token}) async {
+    final url = Uri.parse('$baseUrl/temperature/daily?familyId=$familyCode');
+    Map<String, String> headers = {
+      'Content-Type': 'application/json',
+    };
+    if (token != null) {
+      headers['Authorization'] = 'Bearer $token';
+    }
+    final response = await http.get(url, headers: headers);
+    if (response.statusCode == 200) {
+      final data = json.decode(response.body);
+      return List<Map<String, dynamic>>.from(data['dailyTemperatures'] ?? data ?? []);
+    } else {
+      throw Exception('가족 온도 일별 데이터 불러오기 실패');
+    }
+  }
+
+  Future<List<dynamic>> fetchFamilyTemperatureContributions(String familyCode, {String? token}) async {
+    final url = Uri.parse('$baseUrl/temperature/contributions?familyId=$familyCode');
+    Map<String, String> headers = {
+      'Content-Type': 'application/json',
+    };
+    if (token != null) {
+      headers['Authorization'] = 'Bearer $token';
+    }
+    final response = await http.get(url, headers: headers);
+    if (response.statusCode == 200) {
+      final data = json.decode(response.body);
+      return data['contributions'] ?? data ?? [];
+    } else {
+      throw Exception('가족 온도 기여도 데이터 불러오기 실패');
+    }
+  }
+}