Merge pull request #281 from Coffect/feat/jun-follower-following-list-up

fix

Author: Gjuni

src/coffeeChat/coffeeChat.Controller.ts

@@ -219,6 +219,15 @@ export class HomeController extends Controller {
     },
     success: null
   })
+  @Response<ITsoaErrorResponse>(400, 'Bad Request', {
+    resultType: 'FAIL',
+    error: {
+      errorCode: 'HE405',
+      reason: '이미 존재하는 coffeeChat입니다.',
+      data: null
+    },
+    success: null
+  })
   @Response<ITsoaErrorResponse>(500, 'Internal Server Error', {
     resultType: 'FAIL',
     error: {

src/coffeeChat/coffeeChat.Message.ts

@@ -32,4 +32,15 @@ export class nonData extends BasicError {
       description
     );
   }
+}
+
+export class exsist extends BasicError {
+  constructor(description: string) {
+    super (
+      400,
+      'HE405',
+      '이미 존재하는 coffeeChat입니다.',
+      description
+    );
+  }
 }

src/coffeeChat/coffeeChat.Model.ts

@@ -446,6 +446,19 @@ export class HomeModel {
   ):Promise<number> {
     const currentDate = KSTtime();
 
+    const alreadyExsist = await prisma.coffeeChat.findFirst({
+      where: {
+        OR: [
+          { firstUserId: myUserId, secondUserId: otherUserId },
+          { firstUserId: otherUserId, secondUserId: myUserId }
+        ]
+      }
+    });
+
+    if(alreadyExsist) {
+      throw new Error(`이미 존재하는 coffeeChat 제안입니다.`);
+    }
+
     const coffeeChat = await prisma.coffeeChat.create({
       data: {
         firstUserId: myUserId,