Feature/#12 send letter

unibond/lib/controller/dto/letter_req_dto.dart

@@ -0,0 +1,17 @@
+class LetterReqDto {
+  int? receiverId;
+  String content;
+  String title;
+
+  LetterReqDto({
+    required this.receiverId,
+    required this.content,
+    required this.title,
+  });
+
+  Map<String, dynamic> toJson() => {
+        'receiverId': receiverId,
+        'content': content,
+        'title': title,
+      };
+}

unibond/lib/controller/letter_controller.dart

@@ -0,0 +1,21 @@
+import 'package:get/get.dart';
+import 'package:unibond/controller/dto/letter_req_dto.dart';
+import 'package:unibond/domain/letter/letter.dart';
+import 'package:unibond/domain/letter/letter_provider.dart';
+import 'package:unibond/domain/letter/letter_repository.dart';
+
+class LetterController extends GetxController {
+  final LetterRepository _letterRepository = LetterRepository();
+
+  Future<bool> sendLetter(int receiverId, String content, String title) async {
+    try {
+      bool isSuccess =
+          await _letterRepository.sendLetter(receiverId, content, title);
+      print('sendLetter result: $isSuccess');
+      return isSuccess;
+    } catch (error) {
+      print('sendLetter error: $error');
+      rethrow;
+    }
+  }
+}

unibond/lib/domain/letter/letter_provider.dart

@@ -1 +1,13 @@
+import 'package:get/get.dart';
+import 'package:unibond/controller/dto/letter_req_dto.dart';
+import 'package:unibond/domain/letter/letter_provider.dart';
+import 'package:unibond/util/userIdNum.dart';
 
+const host = "http://3.35.110.214";
+
+class LetterProvider extends GetConnect {
+  Future<Response> sendLetter(Map data) => post(
+      '$host/api/v1/letters',
+      headers: {"Authorization": userIdNum ?? ""},
+      data);
+}

unibond/lib/domain/letter/letter_repository.dart

@@ -0,0 +1,32 @@
+import 'package:get/get.dart';
+import 'package:unibond/controller/dto/letter_req_dto.dart';
+import 'package:unibond/domain/letter/letter_provider.dart';
+
+const host = "http://3.35.110.214";
+
+class LetterRepository {
+  final LetterProvider _letterProvider = LetterProvider();
+
+  Future<bool> sendLetter(int receiverId, String content, String title) async {
+    try {
+      final LetterReqDto letterReqDto = LetterReqDto(
+        receiverId: receiverId,
+        content: content,
+        title: title,
+      );
+      Response response =
+          await _letterProvider.sendLetter(letterReqDto.toJson());
+
+      print(response.body);
+      print(response.body["isSuccess"]);
+
+      bool isSuccess = response.body["isSuccess"];
+      print("전송 성공 여부: $isSuccess");
+      return isSuccess;
+    } catch (error) {
+      print("Failed");
+      print(error);
+      throw error;
+    }
+  }
+}

unibond/lib/main.dart

@@ -1,28 +1,26 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
-import 'package:unibond/view/screens/community/post_detail_screen.dart';
-import 'package:unibond/view/screens/user/login_screen.dart';
+import 'package:unibond/controller/letter_controller.dart'; // LetterController를 가져옵니다.
+import 'package:unibond/view/screens/letter/letter_write_screen.dart';
 
 void main() {
-  runApp(const MaterialApp(
-    home: MyApp(),
-  ));
+  runApp(MyApp());
 }
 
 class MyApp extends StatelessWidget {
-  const MyApp({super.key});
-
   @override
   Widget build(BuildContext context) {
     return GetMaterialApp(
-      title: 'Flutter Demo',
-      theme: ThemeData(
-        colorScheme: ColorScheme.fromSeed(seedColor: Colors.blueAccent),
-        useMaterial3: true,
-      ),
-      home: DetailScreen(
-        id: 0,
-      ), // 임시 스플래시화면
+      title: 'Your App Title',
+      home: LetterWriteScreen(), // 앱의 초기 화면을 설정합니다.
+      initialBinding: InitialBinding(), // 여기에서 LetterController를 초기화합니다.
     );
   }
 }
+
+class InitialBinding extends Bindings {
+  @override
+  void dependencies() {
+    Get.put(LetterController()); // LetterController를 등록합니다.
+  }
+}

unibond/lib/util/userIdNum.dart

@@ -0,0 +1 @@
+String? userIdNum;

unibond/lib/view/screens/community/post_write_screen.dart

@@ -1,7 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
-import 'package:unibond/view/screens/home_screen.dart';
 import 'package:unibond/util/validator_util.dart';
+import 'package:unibond/view/screens/home_screen.dart';
 import 'package:unibond/view/widgets/custom_text_form_field.dart';
 import 'package:unibond/view/widgets/custom_textarea.dart';
 import 'package:unibond/view/widgets/custon_elevated_button.dart';

unibond/lib/view/screens/letter/letter_write_screen.dart

@@ -1,67 +1,75 @@
 import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:unibond/controller/dto/letter_req_dto.dart';
+import 'package:unibond/controller/letter_controller.dart';
+import 'package:unibond/util/validator_util.dart';
+import 'package:unibond/view/screens/home_screen.dart';
+import 'package:unibond/view/widgets/custon_elevated_button.dart';
 
-class LetterWriteScreen extends StatefulWidget {
-  const LetterWriteScreen({super.key});
+class LetterWriteScreen extends StatelessWidget {
+  final _formKey = GlobalKey<FormState>();
+  final _titleController = TextEditingController();
+  final _contentController = TextEditingController();
 
-  @override
-  _LetterWriteScreenState createState() => _LetterWriteScreenState();
-}
-
-class _LetterWriteScreenState extends State<LetterWriteScreen> {
-  final TextEditingController _titleController = TextEditingController();
-  final TextEditingController _contentController = TextEditingController();
+  LetterWriteScreen({Key? key}) : super(key: key);
 
-  @override
-  void dispose() {
-    _titleController.dispose();
-    _contentController.dispose();
-    super.dispose();
-  }
-
-  @override
   Widget build(BuildContext context) {
+    final l = Get.find<LetterController>();
+
     return Scaffold(
       appBar: AppBar(
         title: const Text("편지 작성"),
         leading: IconButton(
           icon: const Icon(Icons.arrow_back),
           onPressed: () {
-            Navigator.pop(context);
+            Get.back();
           },
         ),
-        actions: [
-          IconButton(
-            icon: const Icon(Icons.send),
-            onPressed: () {
-              // 편지 전송하는 코드 추가
-            },
-          )
-        ],
       ),
       body: Padding(
         padding: const EdgeInsets.all(16.0),
-        child: Column(
-          children: [
-            TextField(
-              controller: _titleController,
-              decoration: const InputDecoration(
-                labelText: "제목",
-                border: OutlineInputBorder(),
-              ),
-            ),
-            const SizedBox(height: 16),
-            Expanded(
-              child: TextField(
-                controller: _contentController,
-                maxLines: null,
-                expands: true,
+        child: Form(
+          key: _formKey,
+          child: Column(
+            children: [
+              TextField(
+                controller: _titleController,
                 decoration: const InputDecoration(
-                  hintText: "내용을 입력하세요...",
+                  labelText: "제목",
                   border: OutlineInputBorder(),
                 ),
               ),
-            ),
-          ],
+              const SizedBox(height: 16),
+              Expanded(
+                child: TextField(
+                  controller: _contentController,
+                  maxLines: null,
+                  expands: true,
+                  decoration: const InputDecoration(
+                    hintText: "내용을 입력하세요...",
+                    border: OutlineInputBorder(),
+                  ),
+                ),
+              ),
+              CustomElevatedButton(
+                text: "편지 전송",
+                screenRoute: () async {
+                  if (isValid(_formKey)) {
+                    var isSuccess = await l.sendLetter(
+                        2,
+                        _titleController.text.trim(),
+                        _contentController.text.trim());
+                    if (isSuccess == true) {
+                      print('편지 전송 성공');
+                      Get.off(() => HomeScreen());
+                    } else {
+                      print('편지 전송 실패');
+                    }
+                  }
+                },
+              ),
+            ],
+          ),
         ),
       ),
     );

unibond/lib/view/widgets/custom_letter_area.dart

@@ -0,0 +1,43 @@
+import 'package:flutter/material.dart';
+
+class CustomLetterArea extends StatelessWidget {
+  final String hint;
+  final TextEditingController controller;
+  final funvalidator;
+  final String? value;
+
+  const CustomLetterArea({
+    super.key,
+    required this.hint,
+    required this.controller,
+    required this.funvalidator,
+    this.value,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return Padding(
+      padding: const EdgeInsets.symmetric(vertical: 5.0),
+      child: TextFormField(
+        controller: controller,
+        maxLines: null,
+        expands: true,
+        decoration: InputDecoration(
+          hintText: "$hint을(를) 입력하세요",
+          enabledBorder: OutlineInputBorder(
+            borderRadius: BorderRadius.circular(20),
+          ),
+          focusedBorder: OutlineInputBorder(
+            borderRadius: BorderRadius.circular(20),
+          ),
+          errorBorder: OutlineInputBorder(
+            borderRadius: BorderRadius.circular(20),
+          ),
+          focusedErrorBorder: OutlineInputBorder(
+            borderRadius: BorderRadius.circular(20),
+          ),
+        ),
+      ),
+    );
+  }
+}

unibond/lib/view/widgets/custom_letter_elevated_button.dart

@@ -0,0 +1,30 @@
+import 'package:flutter/material.dart';
+
+class CustomLetterElevatedButton extends StatelessWidget {
+  final String text;
+  final Future<void> Function() funPageRoute;
+
+  const CustomLetterElevatedButton({
+    Key? key,
+    required this.text,
+    required this.funPageRoute,
+  }) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return ElevatedButton(
+      style: ElevatedButton.styleFrom(
+        minimumSize: const Size(double.infinity, 50),
+        shape: RoundedRectangleBorder(
+          borderRadius: BorderRadius.circular(20),
+        ),
+        backgroundColor: Colors.blue,
+        foregroundColor: Colors.white,
+      ),
+      onPressed: () async {
+        await funPageRoute();
+      },
+      child: Text("$text"),
+    );
+  }
+}

unibond/lib/view/widgets/custom_letter_form_field.dart

@@ -0,0 +1,44 @@
+import 'package:flutter/material.dart';
+
+class CustomLetterFormField extends StatelessWidget {
+  final String hint;
+  final TextEditingController controller;
+  final funvalidator;
+  final String? value;
+
+  const CustomLetterFormField({
+    super.key,
+    required this.hint,
+    required this.controller,
+    required this.funvalidator,
+    this.value,
+    required InputDecoration decoration,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return Padding(
+      padding: const EdgeInsets.symmetric(vertical: 5.0),
+      child: TextFormField(
+        validator: funvalidator,
+        controller: controller,
+        decoration: InputDecoration(
+          // ignore: unnecessary_string_interpolations
+          hintText: hint == "이메일" ? "$hint을 입력하세요" : "$hint를 입력하세요",
+          enabledBorder: OutlineInputBorder(
+            borderRadius: BorderRadius.circular(20),
+          ),
+          focusedBorder: OutlineInputBorder(
+            borderRadius: BorderRadius.circular(20),
+          ),
+          errorBorder: OutlineInputBorder(
+            borderRadius: BorderRadius.circular(20),
+          ),
+          focusedErrorBorder: OutlineInputBorder(
+            borderRadius: BorderRadius.circular(20),
+          ),
+        ),
+      ),
+    );
+  }
+}