feat: add delete user api

backend/serverless.yml

@@ -112,6 +112,10 @@ functions:
           method: GET
           path: /user/profile/{proxy+}
           cors: true
+      - httpApi:
+          method: POST
+          path: /user/delete
+          cors: true
   likePost:
     handler: src/index.handler
     events:

backend/src/controllers/user/deleteUser.ts

@@ -0,0 +1,40 @@
+import { User } from "../../models/user";
+import { getAccessTokenToheader } from "./../../utils/getAccessTokenToHeader";
+import { Request, Response } from "express";
+import { getUserObjectId } from "../../utils/getUserObjectId";
+import axios from "axios";
+import { Post } from "../../models/post";
+import { Comment } from "../../models/comment";
+import { ReportedComment } from "../../models/repostComment";
+import { ReportedPost } from "../../models/reportPost";
+
+export const deleteUser = async (req: Request, res: Response) => {
+  const accessToken = getAccessTokenToheader(req);
+  if (!accessToken) {
+    return res.status(401).send("accessToken이 없습니다.");
+  }
+  const _id = await getUserObjectId(req, res, accessToken);
+  if (!_id) {
+    return res.status(401).send("Unauthorized. Fail to get user object id");
+  }
+  try {
+    const deleteUserData = await axios.post(
+      "https://kapi.kakao.com/v1/user/unlink",
+      {},
+      {
+        headers: {
+          Authorization: "Bearer " + accessToken,
+          "Content-type": "application/x-www-form-urlencoded",
+        },
+      }
+    );
+    await User.deleteOne({ userId: deleteUserData.data.id });
+    await Post.deleteMany({ user: _id });
+    await Comment.deleteMany({ user: _id });
+    await ReportedComment.deleteMany({ reportUser: _id });
+    await ReportedPost.deleteMany({ reportUser: _id });
+    return res.status(200).send("Success Delete User");
+  } catch (err) {
+    return res.status(400).send("Fail to delete user");
+  }
+};