Add admin DELETE comments/by-user

Author: ArtemKolodko

src/admin/admin.controller.ts

@@ -1,9 +1,10 @@
-import {Body, Controller, NotFoundException, Post, UseGuards} from '@nestjs/common';
+import {Body, Controller, Delete, NotFoundException, Post, UseGuards} from '@nestjs/common';
 import {ApiKeyGuard} from "../common/apiKey.guard";
 import {BlacklistDto} from "../dto/blacklist.dto";
 import {AdminService} from "./admin.service";
 import {AppService} from "../app.service";
 import {UserService} from "../user/user.service";
+import {DeleteUserCommentsDto} from "../dto/comment.dto";
 
 @Controller('admin')
 export class AdminController {
@@ -34,4 +35,16 @@ export class AdminController {
 
     throw new NotFoundException("tokenAddress or userAddress not specified");
   }
+
+  @UseGuards(ApiKeyGuard)
+  @Delete('comments/by-user')
+  async deleteUserComments(@Body() dto: DeleteUserCommentsDto) {
+    const { userAddress } = dto
+
+    if(userAddress) {
+      return await this.appService.deleteUserComments(userAddress)
+    } else {
+      throw new NotFoundException("userAddress is required");
+    }
+  }
 }

src/app.service.ts

@@ -1,5 +1,5 @@
 import {Injectable, Logger} from '@nestjs/common';
-import {DataSource, EntityManager, LessThan, MoreThan} from "typeorm";
+import {DataSource, EntityManager, In, LessThan, MoreThan} from "typeorm";
 import {
     Comment,
     CompetitionEntity,
@@ -44,6 +44,22 @@ export class AppService {
         })
     }
 
+    async deleteUserComments(userAddress: string){
+        // TODO: refactor with single "delete" query
+        const commentsToDelete = await this.dataSource.manager.find(Comment, {
+            where: {
+                user: {
+                    address: userAddress.toLowerCase()
+                }
+            }
+        })
+        const commentIds = commentsToDelete.map(item => item.id)
+        const res = await this.dataSource.getRepository(Comment).delete({
+            id: In(commentIds)
+        })
+        return res.affected
+    }
+
     async getTokens(dto: GetTokensDto){
         const {
             search,

src/dto/comment.dto.ts

@@ -43,3 +43,11 @@ export class GetCommentsDto {
   @IsEnum(SortOrder, { message: 'Sort order must be ASC or DESC' })
   sortingOrder?: SortOrder;
 }
+
+export class DeleteUserCommentsDto {
+  @ApiProperty({ type: String, required: false })
+  @Transform((address) => address.value.trim().toLowerCase())
+  @Type(() => String)
+  @IsString()
+  userAddress: string;
+}