added posts crud

apps/backend/package.json

@@ -21,6 +21,7 @@
     "@nestjs/passport": "^10.0.3",
     "@nestjs/platform-express": "^10.3.8",
     "@prisma/client": "^5.13.0",
+    "class-validator": "^0.14.1",
     "nestjs-prisma": "^0.23.0",
     "passport": "^0.7.0",
     "passport-jwt": "^4.0.1",

apps/backend/src/app.module.ts

@@ -4,10 +4,11 @@ import { PrismaModule } from 'nestjs-prisma';
 import { AppController } from './app.controller';
 import { AppService } from './app.service';
 import { AuthModule } from './auth/auth.module';
+import { PostsModule } from './posts/posts.module';
 import { UserModule } from './user/user.module';
 
 @Module({
-  imports: [PrismaModule.forRoot({ isGlobal: true }), UserModule, AuthModule],
+  imports: [PrismaModule.forRoot({ isGlobal: true }), UserModule, AuthModule, PostsModule],
   controllers: [AppController],
   providers: [AppService],
 })

apps/backend/src/posts/dto/create-post.dto.ts

@@ -0,0 +1,5 @@
+import { OmitType } from '@nestjs/swagger';
+
+import { PostEntity } from '../entities/post.entity';
+
+export class CreatePostDto extends OmitType(PostEntity, ['id', 'author', 'createdAt', 'updatedAt']) {}

apps/backend/src/posts/dto/get-posts.dto.ts

@@ -0,0 +1,11 @@
+import { IsInt, IsOptional, Min } from 'class-validator';
+export class GetPostsDto {
+  @IsOptional()
+  @IsInt()
+  @Min(0)
+  page: number;
+  @IsOptional()
+  @IsInt()
+  @Min(1)
+  page_size: number;
+}

apps/backend/src/posts/dto/simple-post.dto.ts

@@ -0,0 +1,5 @@
+import { OmitType } from '@nestjs/swagger';
+
+import { PostEntity } from '../entities/post.entity';
+
+export class SimplePostDto extends OmitType(PostEntity, ['author']) {}

apps/backend/src/posts/dto/update-post.dto.ts

@@ -0,0 +1,5 @@
+import { PartialType } from '@nestjs/swagger';
+
+import { CreatePostDto } from './create-post.dto';
+
+export class UpdatePostDto extends PartialType(CreatePostDto) {}

apps/backend/src/posts/entities/post.entity.ts

@@ -0,0 +1,14 @@
+import { ApiProperty } from '@nestjs/swagger';
+import { User } from 'src/user/entities/user.entity';
+
+export class PostEntity {
+  id: number;
+  title: string;
+  content: string;
+  preview: string;
+  visible: boolean = true;
+  @ApiProperty({ type: User })
+  author: User;
+  createdAt: Date;
+  updatedAt: Date;
+}

apps/backend/src/posts/posts.controller.ts

@@ -0,0 +1,52 @@
+import { CurrentUser } from '@kir-dev/passport-authsch';
+import { Body, Controller, Delete, Get, Param, Patch, Post, Query, UseGuards } from '@nestjs/common';
+import { AuthGuard } from '@nestjs/passport';
+import { ApiBearerAuth } from '@nestjs/swagger';
+import { Role, User } from '@prisma/client';
+import { Roles } from 'src/auth/decorators/Roles.decorator';
+import { RolesGuard } from 'src/auth/roles.guard';
+
+import { CreatePostDto } from './dto/create-post.dto';
+import { GetPostsDto } from './dto/get-posts.dto';
+import { SimplePostDto } from './dto/simple-post.dto';
+import { UpdatePostDto } from './dto/update-post.dto';
+import { PostsService } from './posts.service';
+
+@Controller('posts')
+export class PostsController {
+  constructor(private readonly postsService: PostsService) {}
+
+  @UseGuards(AuthGuard('jwt'), RolesGuard)
+  @ApiBearerAuth()
+  @Roles(Role.BODY_ADMIN, Role.BODY_MEMBER)
+  @Post()
+  create(@Body() createPostDto: CreatePostDto, @CurrentUser() user: User) {
+    return this.postsService.create(createPostDto, user);
+  }
+
+  @Get()
+  async findAll(@Query() getPostsDto: GetPostsDto): Promise<SimplePostDto[]> {
+    return this.postsService.findAll(getPostsDto);
+  }
+
+  @Get(':id')
+  async findOne(@Param('id') id: string) {
+    return this.postsService.findOne(Number(id));
+  }
+
+  @UseGuards(AuthGuard('jwt'), RolesGuard)
+  @Roles(Role.BODY_ADMIN, Role.BODY_MEMBER)
+  @ApiBearerAuth()
+  @Patch(':id')
+  update(@Param('id') id: string, @Body() updatePostDto: UpdatePostDto) {
+    return this.postsService.update(Number(id), updatePostDto);
+  }
+
+  @UseGuards(AuthGuard('jwt'), RolesGuard)
+  @Roles(Role.BODY_ADMIN, Role.BODY_MEMBER)
+  @ApiBearerAuth()
+  @Delete(':id')
+  remove(@Param('id') id: string) {
+    return this.postsService.remove(Number(id));
+  }
+}

apps/backend/src/posts/posts.module.ts

@@ -0,0 +1,10 @@
+import { Module } from '@nestjs/common';
+
+import { PostsController } from './posts.controller';
+import { PostsService } from './posts.service';
+
+@Module({
+  controllers: [PostsController],
+  providers: [PostsService],
+})
+export class PostsModule {}

apps/backend/src/posts/posts.service.ts

@@ -0,0 +1,93 @@
+import { BadRequestException, Injectable, InternalServerErrorException, NotFoundException } from '@nestjs/common';
+import { Prisma, User } from '@prisma/client';
+import { PrismaService } from 'nestjs-prisma';
+
+import { CreatePostDto } from './dto/create-post.dto';
+import { GetPostsDto } from './dto/get-posts.dto';
+import { UpdatePostDto } from './dto/update-post.dto';
+
+@Injectable()
+export class PostsService {
+  constructor(private readonly prisma: PrismaService) {}
+  create(createPostDto: CreatePostDto, user: User) {
+    return this.prisma.post.create({
+      data: {
+        ...createPostDto,
+        author: {
+          connect: {
+            authSchId: user.authSchId,
+          },
+        },
+      },
+    });
+  }
+
+  findAll(getPostsDto: GetPostsDto) {
+    const skip = getPostsDto.page * getPostsDto.page_size;
+    return this.prisma.post.findMany({
+      skip,
+      take: Number(getPostsDto.page_size),
+    });
+  }
+
+  findOne(id: number) {
+    try {
+      return this.prisma.post.findUniqueOrThrow({
+        where: {
+          id,
+        },
+        include: {
+          author: true,
+        },
+      });
+    } catch (e) {
+      if (e instanceof Prisma.PrismaClientKnownRequestError) {
+        if (e.code === 'P2025') {
+          throw new NotFoundException('This post does not exist.');
+        }
+        throw new InternalServerErrorException('An error occurred.');
+      }
+    }
+  }
+
+  async update(id: number, updatePostDto: UpdatePostDto) {
+    try {
+      return await this.prisma.post.update({
+        where: {
+          id,
+        },
+        data: updatePostDto,
+      });
+    } catch (e) {
+      if (e instanceof Prisma.PrismaClientKnownRequestError) {
+        switch (e.code) {
+          case 'P2000':
+            throw new BadRequestException('The content is too long.');
+          case 'P2025':
+            throw new NotFoundException('This post does not exist.');
+        }
+      }
+      throw new InternalServerErrorException('An error occurred.');
+    }
+  }
+
+  async remove(id: number) {
+    try {
+      return this.prisma.post.delete({
+        where: {
+          id,
+        },
+      });
+    } catch (e) {
+      if (e instanceof Prisma.PrismaClientKnownRequestError) {
+        switch (e.code) {
+          case 'P2000':
+            throw new BadRequestException('The content is too long.');
+          case 'P2025':
+            throw new NotFoundException('This post does not exist.');
+        }
+      }
+      throw new InternalServerErrorException('An error occurred.');
+    }
+  }
+}

apps/backend/src/user/entities/user.entity.ts

@@ -0,0 +1,20 @@
+import { Application, ApplicationPeriod, Post } from '@prisma/client';
+
+export class User {
+  authSchId: string;
+  role: string;
+  fullName: string;
+  email: string;
+  isSchResident: boolean;
+  isActiveVikStudent: boolean;
+  roomNumber: number;
+  profileImage: any;
+  canHelpNoobs: boolean;
+  publicDesc: string;
+  createdAt: Date;
+  updatedAt: Date;
+  profileSeenAt: Date;
+  applicationPeriods: ApplicationPeriod[];
+  applications: Application[];
+  posts: Post[];
+}

package.json

@@ -1,4 +1,7 @@
 {
+  "dependencies": {
+    "@nestjs/mapped-types": "*"
+  },
   "name": "next-nest-template",
   "version": "0.0.0",
   "description": "Template repository for full-stack NestJS + NextJS projects",

yarn.lock

@@ -305,7 +305,7 @@
     "@types/jsonwebtoken" "9.0.5"
     jsonwebtoken "9.0.2"
 
-"@nestjs/[email protected]":
+"@nestjs/mapped-types@*", "@nestjs/mapped-types@2.0.5":
   version "2.0.5"
   resolved "https://registry.yarnpkg.com/@nestjs/mapped-types/-/mapped-types-2.0.5.tgz#485d6b44e19779c98d04e52bd1d2bcc7001df0ea"
   integrity sha512-bSJv4pd6EY99NX9CjBIyn4TVDoSit82DUZlL4I3bqNfy5Gt+gXTa86i3I/i0iIV9P4hntcGM5GyO+FhZAhxtyg==
@@ -676,6 +676,11 @@
     "@types/node" "*"
     "@types/send" "*"
 
+"@types/validator@^13.11.8":
+  version "13.12.0"
+  resolved "https://registry.yarnpkg.com/@types/validator/-/validator-13.12.0.tgz#1fe4c3ae9de5cf5193ce64717c99ef2fa7d8756f"
+  integrity sha512-nH45Lk7oPIJ1RVOF6JgFI6Dy0QpHEzq4QecZhvguxYPDwT8c93prCMqAtiIttm39voZ+DDR+qkNnMpJmMBRqag==
+
 "@typescript-eslint/eslint-plugin@^7.7.1":
   version "7.7.1"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/eslint-plugin/-/eslint-plugin-7.7.1.tgz#50a9044e3e5fe76b22caf64fb7fc1f97614bdbfd"
@@ -1429,6 +1434,15 @@ chrome-trace-event@^1.0.2:
   resolved "https://registry.yarnpkg.com/chrome-trace-event/-/chrome-trace-event-1.0.3.tgz#1015eced4741e15d06664a957dbbf50d041e26ac"
   integrity sha512-p3KULyQg4S7NIHixdwbGX+nFHkoBiA4YQmyWtjb8XngSKV124nJmRysgAeujbUVb15vh+RvFUfCPqU7rXk+hZg==
 
+class-validator@^0.14.1:
+  version "0.14.1"
+  resolved "https://registry.yarnpkg.com/class-validator/-/class-validator-0.14.1.tgz#ff2411ed8134e9d76acfeb14872884448be98110"
+  integrity sha512-2VEG9JICxIqTpoK1eMzZqaV+u/EiwEJkMGzTrZf6sU/fwsnOITVgYJ8yojSy6CaXtO9V0Cc6ZQZ8h8m4UBuLwQ==
+  dependencies:
+    "@types/validator" "^13.11.8"
+    libphonenumber-js "^1.10.53"
+    validator "^13.9.0"
+
 class-variance-authority@^0.7.0:
   version "0.7.0"
   resolved "https://registry.yarnpkg.com/class-variance-authority/-/class-variance-authority-0.7.0.tgz#1c3134d634d80271b1837452b06d821915954522"
@@ -3176,6 +3190,11 @@ levn@^0.4.1:
     prelude-ls "^1.2.1"
     type-check "~0.4.0"
 
+libphonenumber-js@^1.10.53:
+  version "1.11.4"
+  resolved "https://registry.yarnpkg.com/libphonenumber-js/-/libphonenumber-js-1.11.4.tgz#e63fe553f45661b30bb10bb8c82c9cf2b22ec32a"
+  integrity sha512-F/R50HQuWWYcmU/esP5jrH5LiWYaN7DpN0a/99U8+mnGGtnx8kmRE+649dQh3v+CowXXZc8vpkf5AmYkO0AQ7Q==
+
 lilconfig@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/lilconfig/-/lilconfig-2.1.0.tgz#78e23ac89ebb7e1bfbf25b18043de756548e7f52"
@@ -4915,6 +4934,11 @@ v8-compile-cache-lib@^3.0.1:
   resolved "https://registry.yarnpkg.com/v8-compile-cache-lib/-/v8-compile-cache-lib-3.0.1.tgz#6336e8d71965cb3d35a1bbb7868445a7c05264bf"
   integrity sha512-wa7YjyUGfNZngI/vtK0UHAN+lgDCxBPCylVXGp0zu59Fz5aiGtNXaq3DhIov063MorB+VfufLh3JlF2KdTK3xg==
 
+validator@^13.9.0:
+  version "13.12.0"
+  resolved "https://registry.yarnpkg.com/validator/-/validator-13.12.0.tgz#7d78e76ba85504da3fee4fd1922b385914d4b35f"
+  integrity sha512-c1Q0mCiPlgdTVVVIJIrBuxNicYE+t/7oKeI9MWLj3fh/uq2Pxh/3eeWbVZ4OcGW1TUf53At0njHw5SMdA3tmMg==
+
 vary@^1, vary@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/vary/-/vary-1.1.2.tgz#2299f02c6ded30d4a5961b0b9f74524a18f634fc"