feat: added new routes, changed posts name

prisma/migrations/20240126133535_renamed_posts/migration.sql

@@ -0,0 +1,63 @@
+/*
+  Warnings:
+
+  - You are about to drop the column `postId` on the `Comments` table. All the data in the column will be lost.
+  - You are about to drop the `Post` table. If the table is not empty, all the data it contains will be lost.
+  - You are about to drop the `PostLike` table. If the table is not empty, all the data it contains will be lost.
+  - Added the required column `kweekId` to the `Comments` table without a default value. This is not possible if the table is not empty.
+
+*/
+-- DropForeignKey
+ALTER TABLE "Comments" DROP CONSTRAINT "Comments_postId_fkey";
+
+-- DropForeignKey
+ALTER TABLE "Post" DROP CONSTRAINT "Post_authorId_fkey";
+
+-- DropForeignKey
+ALTER TABLE "PostLike" DROP CONSTRAINT "PostLike_postId_fkey";
+
+-- DropForeignKey
+ALTER TABLE "PostLike" DROP CONSTRAINT "PostLike_userId_fkey";
+
+-- AlterTable
+ALTER TABLE "Comments" DROP COLUMN "postId",
+ADD COLUMN     "kweekId" TEXT NOT NULL;
+
+-- DropTable
+DROP TABLE "Post";
+
+-- DropTable
+DROP TABLE "PostLike";
+
+-- CreateTable
+CREATE TABLE "Kweek" (
+    "id" TEXT NOT NULL,
+    "content" TEXT NOT NULL,
+    "authorId" TEXT NOT NULL,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "Kweek_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "KweekLike" (
+    "id" TEXT NOT NULL,
+    "kweekId" TEXT NOT NULL,
+    "userId" TEXT NOT NULL,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+
+    CONSTRAINT "KweekLike_pkey" PRIMARY KEY ("id")
+);
+
+-- AddForeignKey
+ALTER TABLE "Kweek" ADD CONSTRAINT "Kweek_authorId_fkey" FOREIGN KEY ("authorId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "KweekLike" ADD CONSTRAINT "KweekLike_kweekId_fkey" FOREIGN KEY ("kweekId") REFERENCES "Kweek"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "KweekLike" ADD CONSTRAINT "KweekLike_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "Comments" ADD CONSTRAINT "Comments_kweekId_fkey" FOREIGN KEY ("kweekId") REFERENCES "Kweek"("id") ON DELETE CASCADE ON UPDATE CASCADE;

prisma/schema.prisma

@@ -13,34 +13,34 @@ model User {
   username            String            @unique
   email               String            @unique
   password            String
-  posts               Post[]
+  kweeks              Kweek[]
   profileImage        String?
-  likedPosts          PostLike[]
+  likedKweeks         KweekLike[]
   likedComments       CommentLike[]
   followers           Follows[]         @relation("follower")
   following           Follows[]         @relation("following")
-  postComments        Comments[]
+  kweeksComments      Comments[]
   fromNotifications   Notifications[]   @relation("fromNotifications")
   toNotifications     Notifications[]   @relation("toNotifications")
   socketId            String?
   createdAt           DateTime          @default(now())
 }
 
-model Post {
+model Kweek {
   id        String      @id @default(uuid())
   content   String
   authorId  String
   author    User        @relation(fields: [authorId], references: [id], onDelete: Cascade)
-  likes     PostLike[]
+  likes     KweekLike[]
   comments  Comments[]
   createdAt DateTime    @default(now())
   updatedAt DateTime    @updatedAt
 }
 
-model PostLike {
+model KweekLike {
   id         String     @id @default(uuid())
-  postId    String
+  kweekId    String
-  post      Post      @relation(fields: [postId], references: [id], onDelete: Cascade)
+  kweek      Kweek      @relation(fields: [kweekId], references: [id], onDelete: Cascade)
   userId     String
   user       User       @relation(fields: [userId], references: [id], onDelete: Cascade)
   createdAt  DateTime   @default(now())
@@ -71,8 +71,8 @@ model Comments {
   content    String
   userId     String
   user       User           @relation(fields: [userId], references: [id], onDelete: Cascade)
-  postId     String
+  kweekId    String
-  post       Post           @relation(fields: [postId], references: [id], onDelete: Cascade)
+  kweek      Kweek          @relation(fields: [kweekId], references: [id], onDelete: Cascade)
   likes      CommentLike[]
   createdAt  DateTime       @default(now())
   updatedAt  DateTime       @updatedAt  @default(now())

src/app.module.ts

@@ -1,18 +1,17 @@
 import { Module } from "@nestjs/common";
-import { UserModule } from "./user/user.module";
+import { UserModule } from "./users/users.module";
 import { APP_GUARD, APP_PIPE } from "@nestjs/core";
 import { ZodValidationPipe } from "nestjs-zod";
-import { PostModule } from "./post/post.module";
 import { AuthModule } from "./auth/auth.module";
 import { ConfigModule } from "@nestjs/config";
 import { JwtAuthGuard } from "./auth/jwt-auth.guard";
 import { ThrottlerGuard, ThrottlerModule } from "@nestjs/throttler";
 import { ThrottlerStorageRedisService } from "nestjs-throttler-storage-redis";
+import { KweeksModule } from './kweeks/kweeks.module';
 
 @Module({
   imports: [
     UserModule,
-    PostModule,
     AuthModule,
     ConfigModule.forRoot({
       isGlobal: true,
@@ -23,6 +22,7 @@ import { ThrottlerStorageRedisService } from "nestjs-throttler-storage-redis";
         `redis://:${process.env.REDIS_PASSWORD}@${process.env.REDIS_HOST}:${process.env.REDIS_PORT}/0`,
       ),
     }),
+    KweeksModule,
   ],
   providers: [
     {

src/auth/auth.controller.ts

@@ -24,7 +24,7 @@ export class AuthController {
 
   @Public()
   @UseGuards(LocalAuthGuard)
-  @Post("/login")
+  @Post("/")
   @ApiOperation({ summary: "Authenticates a user" })
   @ApiOkResponse({ status: 200, description: "Authenticated successfully" })
   @ApiUnauthorizedResponse({ description: "Wrong username or password" })

src/auth/auth.module.ts

@@ -2,7 +2,7 @@ import { Module } from "@nestjs/common";
 import { AuthService } from "./auth.service";
 import { PassportModule } from "@nestjs/passport";
 import { LocalStrategy } from "./local.strategy";
-import { UserModule } from "src/user/user.module";
+import { UserModule } from "src/users/users.module";
 import { AuthController } from "./auth.controller";
 import { JwtModule } from "@nestjs/jwt";
 import { JwtStrategy } from "./jwt.strategy";

src/auth/auth.service.ts

@@ -1,7 +1,7 @@
 import { Injectable } from "@nestjs/common";
-import { UserService } from "src/user/user.service";
+import { UserService } from "src/users/users.service";
 import * as bcrypt from "bcrypt";
-import { UserModel } from "src/user/models/user.model";
+import { UserModel } from "src/users/models/user.model";
 import { JwtService } from "@nestjs/jwt";
 
 @Injectable()
@@ -15,7 +15,7 @@ export class AuthService {
     username: string,
     password: string,
   ): Promise<UserModel | null> {
-    const user = await this.userService.search(username);
+    const user = await this.userService.auth_search(username);
 
     if (user === undefined) {
       return null;

src/auth/local.strategy.ts

@@ -2,7 +2,7 @@ import { Injectable, UnauthorizedException } from "@nestjs/common";
 import { PassportStrategy } from "@nestjs/passport";
 import { Strategy } from "passport-local";
 import { AuthService } from "./auth.service";
-import { UserModel } from "src/user/models/user.model";
+import { UserModel } from "src/users/models/user.model";
 
 @Injectable()
 export class LocalStrategy extends PassportStrategy(Strategy) {

src/kweeks/dto/create-kweek.dto.ts

@@ -0,0 +1 @@
+export class CreateKweekDto {}

src/kweeks/dto/update-kweek.dto.ts

@@ -0,0 +1,4 @@
+import { PartialType } from '@nestjs/swagger';
+import { CreateKweekDto } from './create-kweek.dto';
+
+export class UpdateKweekDto extends PartialType(CreateKweekDto) {}

src/kweeks/entities/kweek.entity.ts

@@ -0,0 +1 @@
+export class Kweek {}

src/kweeks/kweeks.controller.spec.ts

@@ -0,0 +1,20 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { KweeksController } from './kweeks.controller';
+import { KweeksService } from './kweeks.service';
+
+describe('KweeksController', () => {
+  let controller: KweeksController;
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      controllers: [KweeksController],
+      providers: [KweeksService],
+    }).compile();
+
+    controller = module.get<KweeksController>(KweeksController);
+  });
+
+  it('should be defined', () => {
+    expect(controller).toBeDefined();
+  });
+});

src/kweeks/kweeks.controller.ts

@@ -0,0 +1,78 @@
+import {
+  Controller,
+  Get,
+  Post,
+  Body,
+  Patch,
+  Param,
+  Delete,
+} from "@nestjs/common";
+import { KweeksService } from "./kweeks.service";
+import { CreateKweekDto } from "./dto/create-kweek.dto";
+import { UpdateKweekDto } from "./dto/update-kweek.dto";
+import { ApiBearerAuth, ApiOperation, ApiTags } from "@nestjs/swagger";
+import { Public } from "src/public.decorator";
+
+@ApiTags("Kweeks")
+@Controller("kweeks")
+export class KweeksController {
+  constructor(private readonly kweeksService: KweeksService) {}
+
+  @Post()
+  @ApiOperation({ summary: "Creates a kweek" })
+  @ApiBearerAuth("JWT")
+  create(@Body() createKweekDto: CreateKweekDto) {
+    return this.kweeksService.create(createKweekDto);
+  }
+
+  @Public()
+  @Get(":id")
+  @ApiOperation({ summary: "Retrieves information about a kweek" })
+  findOne(@Param("id") id: string) {
+    return this.kweeksService.findOne(+id);
+  }
+
+  @Patch(":id")
+  @ApiOperation({ summary: "Updates a kweek content" })
+  @ApiBearerAuth("JWT")
+  update(@Param("id") id: string, @Body() updateKweekDto: UpdateKweekDto) {
+    return this.kweeksService.update(+id, updateKweekDto);
+  }
+
+  @Delete(":id")
+  @ApiOperation({ summary: "Deletes a kweek" })
+  @ApiBearerAuth("JWT")
+  remove(@Param("id") id: string) {
+    return this.kweeksService.remove(+id);
+  }
+
+  @Post(":id/like")
+  @ApiOperation({ summary: "Likes a kweek" })
+  @ApiBearerAuth("JWT")
+  likeKweek() {}
+
+  @Public()
+  @Get(":id/comments")
+  @ApiOperation({ summary: "Retrieves comments of a kweek" })
+  comments() {}
+
+  @Public()
+  @Get(":id/comments/:comment_id")
+  @ApiOperation({ summary: "Retrieves information about a comment" })
+  comment() {}
+
+  @Patch(":id/comments/:comment_id")
+  @ApiOperation({ summary: "Updates a comment content" })
+  @ApiBearerAuth("JWT")
+  updateComment() {}
+
+  @Delete(":id/comments/:comment_id")
+  @ApiOperation({ summary: "Deletes a comment" })
+  @ApiBearerAuth("JWT")
+  removeComment() {}
+
+  @Post(":id/comments/:comment_id/like")
+  @ApiOperation({ summary: "Likes a comment" })
+  @ApiBearerAuth("JWT")
+  likeComment() {}
+}

src/kweeks/kweeks.module.ts

@@ -0,0 +1,9 @@
+import { Module } from '@nestjs/common';
+import { KweeksService } from './kweeks.service';
+import { KweeksController } from './kweeks.controller';
+
+@Module({
+  controllers: [KweeksController],
+  providers: [KweeksService],
+})
+export class KweeksModule {}

src/kweeks/kweeks.service.spec.ts

@@ -0,0 +1,18 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { KweeksService } from './kweeks.service';
+
+describe('KweeksService', () => {
+  let service: KweeksService;
+
+  beforeEach(async () => {
+    const module: TestingModule = await Test.createTestingModule({
+      providers: [KweeksService],
+    }).compile();
+
+    service = module.get<KweeksService>(KweeksService);
+  });
+
+  it('should be defined', () => {
+    expect(service).toBeDefined();
+  });
+});

src/kweeks/kweeks.service.ts

@@ -0,0 +1,26 @@
+import { Injectable } from '@nestjs/common';
+import { CreateKweekDto } from './dto/create-kweek.dto';
+import { UpdateKweekDto } from './dto/update-kweek.dto';
+
+@Injectable()
+export class KweeksService {
+  create(createKweekDto: CreateKweekDto) {
+    return 'This action adds a new kweek';
+  }
+
+  findAll() {
+    return `This action returns all kweeks`;
+  }
+
+  findOne(id: number) {
+    return `This action returns a #${id} kweek`;
+  }
+
+  update(id: number, updateKweekDto: UpdateKweekDto) {
+    return `This action updates a #${id} kweek`;
+  }
+
+  remove(id: number) {
+    return `This action removes a #${id} kweek`;
+  }
+}

src/main.ts

@@ -34,9 +34,8 @@ async function bootstrap() {
       "JWT",
     )
     .addTag("Auth")
-    .addTag("Comment")
+    .addTag("Kweeks")
-    .addTag("Post")
+    .addTag("Users")
-    .addTag("User")
     .build();
 
   const document = SwaggerModule.createDocument(app, config);

src/post/dto/create-post.dto.ts

@@ -1 +0,0 @@
-export class CreatePostDto {}

src/post/dto/update-post.dto.ts

@@ -1,4 +0,0 @@
-import { PartialType } from '@nestjs/swagger';
-import { CreatePostDto } from './create-post.dto';
-
-export class UpdatePostDto extends PartialType(CreatePostDto) {}

src/post/entities/post.entity.ts

@@ -1 +0,0 @@
-export class Post {}

src/post/post.controller.ts

@@ -1,44 +0,0 @@
-import {
-  Controller,
-  Get,
-  Post,
-  Body,
-  Patch,
-  Param,
-  Delete,
-} from "@nestjs/common";
-import { PostService } from "./post.service";
-import { CreatePostDto } from "./dto/create-post.dto";
-import { UpdatePostDto } from "./dto/update-post.dto";
-import { ApiTags } from "@nestjs/swagger";
-
-@ApiTags("Post")
-@Controller("post")
-export class PostController {
-  constructor(private readonly postService: PostService) {}
-
-  @Post()
-  create(@Body() createPostDto: CreatePostDto) {
-    return this.postService.create(createPostDto);
-  }
-
-  @Get()
-  findAll() {
-    return this.postService.findAll();
-  }
-
-  @Get(":id")
-  findOne(@Param("id") id: string) {
-    return this.postService.findOne(+id);
-  }
-
-  @Patch(":id")
-  update(@Param("id") id: string, @Body() updatePostDto: UpdatePostDto) {
-    return this.postService.update(+id, updatePostDto);
-  }
-
-  @Delete(":id")
-  remove(@Param("id") id: string) {
-    return this.postService.remove(+id);
-  }
-}

src/post/post.module.ts

@@ -1,9 +0,0 @@
-import { Module } from '@nestjs/common';
-import { PostService } from './post.service';
-import { PostController } from './post.controller';
-
-@Module({
-  controllers: [PostController],
-  providers: [PostService],
-})
-export class PostModule {}

src/post/post.service.ts

@@ -1,26 +0,0 @@
-import { Injectable } from "@nestjs/common";
-import { CreatePostDto } from "./dto/create-post.dto";
-import { UpdatePostDto } from "./dto/update-post.dto";
-
-@Injectable()
-export class PostService {
-  create(createPostDto: CreatePostDto) {
-    return "This action adds a new post";
-  }
-
-  findAll() {
-    return "This action returns all post";
-  }
-
-  findOne(id: number) {
-    return `This action returns a #${id} post`;
-  }
-
-  update(id: number, updatePostDto: UpdatePostDto) {
-    return `This action updates a #${id} post`;
-  }
-
-  remove(id: number) {
-    return `This action removes a #${id} post`;
-  }
-}

src/prisma.service.ts

@@ -1,9 +0,0 @@
-import { Injectable, OnModuleInit } from "@nestjs/common";
-import { PrismaClient } from "@prisma/client";
-
-@Injectable()
-export class PrismaService extends PrismaClient implements OnModuleInit {
-  async onModuleInit() {
-    await this.$connect();
-  }
-}

src/prisma/prisma.module.ts

@@ -0,0 +1,8 @@
+import { Module } from "@nestjs/common";
+import { PrismaService } from "./prisma.service";
+
+@Module({
+  providers: [PrismaService],
+  exports: [PrismaService],
+})
+export class PrismaModule {}

src/prisma/prisma.service.ts

@@ -0,0 +1,18 @@
+import { INestApplication, Injectable, OnModuleInit } from "@nestjs/common";
+import { Prisma, PrismaClient } from "@prisma/client";
+
+@Injectable()
+export class PrismaService
+  extends PrismaClient<Prisma.PrismaClientOptions, "beforeExit">
+  implements OnModuleInit
+{
+  async onModuleInit() {
+    await this.$connect();
+  }
+
+  async enableShutdownHooks(app: INestApplication) {
+    this.$on("beforeExit", async () => {
+      await app.close();
+    });
+  }
+}

src/user/models/user.model.ts

@@ -1,18 +0,0 @@
-import { createZodDto } from "nestjs-zod";
-import { z } from "nestjs-zod/z";
-
-// TODO: Add posts, liked_posts, liked_comments, followers, following, post_comments and notifications field
-
-export const UserSchema = z
-  .object({
-    id: z.string().uuid(),
-    displayName: z.string(),
-    username: z.string(),
-    email: z.string().email(),
-    password: z.password(),
-    profileImage: z.string().url(),
-    createdAt: z.date(),
-  })
-  .required();
-
-export class UserModel extends createZodDto(UserSchema) {}

src/user/user.controller.ts

@@ -1,43 +0,0 @@
-import { Body, Controller, Get, Post, Request } from "@nestjs/common";
-import {
-  ApiBadRequestResponse,
-  ApiBearerAuth,
-  ApiCreatedResponse,
-  ApiOperation,
-  ApiTags,
-  ApiUnauthorizedResponse,
-} from "@nestjs/swagger";
-import { UserService } from "./user.service";
-import { CreateUserDTO } from "./dto/create-user.dto";
-import { Public } from "src/public.decorator";
-
-@ApiTags("User")
-@Controller("user")
-export class UserController {
-  constructor(private readonly userService: UserService) {}
-  // GET
-  @Get("/me")
-  @ApiOperation({ summary: "Returns information about the logged user" })
-  @ApiBearerAuth("JWT")
-  @ApiUnauthorizedResponse({
-    description: "Not authenticated / Invalid JWT Token",
-  })
-  async me(@Request() req) {
-    return req.user; // TODO: Add typing to req.user
-  }
-
-  // POST
-  @Public()
-  @Post("/signup")
-  @ApiOperation({ summary: "Creates a new account" })
-  @ApiCreatedResponse({ description: "Account created successfully" })
-  @ApiBadRequestResponse({
-    description:
-      "Missing field / Invalid username / Invalid email / Weak password",
-  })
-  async create(@Body() createUserDTO: CreateUserDTO) {
-    return this.userService.create(createUserDTO);
-  }
-
-  // PUT
-}

src/user/user.module.ts

@@ -1,11 +0,0 @@
-import { Module } from "@nestjs/common";
-import { UserController } from "./user.controller";
-import { UserService } from "./user.service";
-import { PrismaService } from "src/prisma.service";
-
-@Module({
-  controllers: [UserController],
-  providers: [UserService, PrismaService],
-  exports: [UserService],
-})
-export class UserModule {}

src/user/user.service.ts

@@ -1,66 +0,0 @@
-import { BadRequestException, Injectable } from "@nestjs/common";
-import { CreateUserDTO } from "./dto/create-user.dto";
-import { PrismaService } from "src/prisma.service";
-import { UserModel } from "./models/user.model";
-import * as bcrypt from "bcrypt";
-
-@Injectable()
-export class UserService {
-  constructor(private prisma: PrismaService) {}
-
-  async create({
-    username,
-    email,
-    password,
-  }: CreateUserDTO): Promise<
-    Pick<UserModel, "displayName" | "username" | "createdAt">
-  > {
-    if ((await this.prisma.user.findFirst({ where: { username } })) != null) {
-      throw new BadRequestException("Username already in use");
-    }
-
-    if ((await this.prisma.user.findFirst({ where: { email } })) != null) {
-      throw new BadRequestException("Email already in use");
-    }
-
-    // Password encryption
-    const salt = await bcrypt.genSalt(15);
-    const hash = await bcrypt.hash(password, salt);
-
-    const user = await this.prisma.user.create({
-      data: {
-        username,
-        email,
-        password: hash,
-      },
-      select: {
-        displayName: true,
-        username: true,
-        createdAt: true,
-      },
-    });
-
-    return user;
-  }
-
-  async search(username: string): Promise<UserModel> {
-    const user = await this.prisma.user.findFirst({
-      where: {
-        username,
-      },
-      select: {
-        id: true,
-        profileImage: true,
-        displayName: true,
-        username: true,
-        password: true,
-      },
-    });
-
-    if (user == null) {
-      return undefined;
-    }
-
-    return user;
-  }
-}

src/users/dto/update-name.dto.ts

@@ -0,0 +1,20 @@
+import { createZodDto } from "nestjs-zod";
+import { z } from "nestjs-zod/z";
+
+export const UpdateNameSchema = z
+  .object({
+    username: z
+      .string()
+      .regex(
+        /^[a-zA-Z0-9_.]{5,15}$/,
+        "The username must have alphanumerics characters, underscore, dots and it must be between 5 and 15 characters",
+      )
+      .toLowerCase()
+      .describe("New username - optional")
+      .optional()
+      .or(z.literal("")),
+    displayName: z.string({ required_error: "Display name is required" }),
+  })
+  .required();
+
+export class UpdateNameDTO extends createZodDto(UpdateNameSchema) {}

src/users/models/user.model.ts

@@ -0,0 +1,22 @@
+import { createZodDto } from "nestjs-zod";
+import { z } from "nestjs-zod/z";
+
+export const UserSchema = z
+  .object({
+    id: z.string().uuid(),
+    displayName: z.string().optional(),
+    username: z.string(),
+    email: z.string().email(),
+    password: z.password(),
+    kweeks: z.array(z.object({})).optional(),
+    profileImage: z.string().url().optional(),
+    likedKweeks: z.array(z.object({})).optional(),
+    likedComments: z.array(z.object({})).optional(),
+    followers: z.number(),
+    following: z.number(),
+    kweeksComments: z.array(z.object({})).optional(),
+    createdAt: z.date(),
+  })
+  .required();
+
+export class UserModel extends createZodDto(UserSchema) {}

src/users/types/user.type.ts

@@ -0,0 +1,5 @@
+export type User = {
+  displayName: string;
+  username: string;
+  id: string;
+};

src/users/users.controller.ts

@@ -0,0 +1,94 @@
+import {
+  Body,
+  Controller,
+  Delete,
+  Get,
+  HttpCode,
+  Param,
+  Patch,
+  Post,
+  Request,
+} from "@nestjs/common";
+import {
+  ApiBadRequestResponse,
+  ApiBearerAuth,
+  ApiCreatedResponse,
+  ApiNotFoundResponse,
+  ApiOperation,
+  ApiTags,
+  ApiUnauthorizedResponse,
+} from "@nestjs/swagger";
+import { UserService } from "./users.service";
+import { CreateUserDTO } from "./dto/create-user.dto";
+import { Public } from "src/public.decorator";
+import { UpdateNameDTO } from "./dto/update-name.dto";
+import { User } from "./types/user.type";
+
+@ApiTags("Users")
+@Controller("users")
+export class UserController {
+  constructor(private readonly userService: UserService) {}
+  // POST
+  @Public()
+  @Post()
+  @ApiOperation({ summary: "Creates a new account" })
+  @ApiCreatedResponse({ description: "Account created successfully" })
+  @ApiBadRequestResponse({
+    description:
+      "Missing field / Invalid username / Invalid email / Weak password",
+  })
+  create(@Body() createUserDTO: CreateUserDTO) {
+    return this.userService.create(createUserDTO);
+  }
+
+  // GET
+  @Get("/profile")
+  @ApiOperation({ summary: "Returns information about the logged user" })
+  @ApiBearerAuth("JWT")
+  @ApiUnauthorizedResponse({
+    description: "Not authenticated / Invalid JWT Token",
+  })
+  me(@Request() req) {
+    return req.user; // TODO: Add typing to req.user
+  }
+
+  @Public()
+  @Get(":username")
+  @ApiOperation({ summary: "Returns information about a user" })
+  @ApiNotFoundResponse({ description: "User not found" })
+  @HttpCode(200)
+  info(@Param("username") username: string) {
+    return this.userService.info(username);
+  }
+
+  // PATCH
+  @Patch()
+  @ApiOperation({
+    summary: "Updates the username or display name of a logged user",
+  })
+  @ApiBearerAuth("JWT")
+  updateName(@Body() { displayName, username }: UpdateNameDTO, @Request() req) {
+    return this.userService.updateName(req.user as User, username, displayName);
+  }
+
+  @Patch("/email")
+  @ApiOperation({ summary: "Updates the email of a logged user" })
+  @ApiBearerAuth("JWT")
+  updateEmail() {}
+
+  @Patch("/password")
+  @ApiOperation({ summary: "Updates the password of a logged user" })
+  @ApiBearerAuth("JWT")
+  updatePassword() {}
+
+  @Patch("/image")
+  @ApiOperation({ summary: "Add a profile image" })
+  @ApiBearerAuth("JWT")
+  uploadProfileImage() {}
+
+  // DELETE
+  @Delete()
+  @ApiOperation({ summary: "Deletes the account of a logged user" })
+  @ApiBearerAuth("JWT")
+  remove() {}
+}

src/users/users.module.ts

@@ -0,0 +1,12 @@
+import { Module } from "@nestjs/common";
+import { UserController } from "./users.controller";
+import { UserService } from "./users.service";
+import { PrismaModule } from "src/prisma/prisma.module";
+
+@Module({
+  imports: [PrismaModule],
+  controllers: [UserController],
+  providers: [UserService],
+  exports: [UserService],
+})
+export class UserModule {}

src/users/users.service.ts

@@ -0,0 +1,136 @@
+import {
+  BadRequestException,
+  Injectable,
+  NotFoundException,
+} from "@nestjs/common";
+import { CreateUserDTO } from "./dto/create-user.dto";
+import { PrismaService } from "src/prisma/prisma.service";
+import { UserModel } from "./models/user.model";
+import * as bcrypt from "bcrypt";
+import { User } from "./types/user.type";
+
+@Injectable()
+export class UserService {
+  constructor(private prisma: PrismaService) {}
+  async auth_search(username: string): Promise<UserModel> {
+    const user = await this.prisma.user.findFirst({
+      where: {
+        username,
+      },
+      select: {
+        id: true,
+        profileImage: true,
+        displayName: true,
+        username: true,
+        password: true,
+      },
+    });
+
+    if (user == null) {
+      return undefined;
+    }
+
+    return user;
+  }
+
+  async info(username: string): Promise<UserModel> {
+    const user = await this.prisma.user.findFirst({
+      where: { username },
+      select: {
+        id: true,
+        profileImage: true,
+        displayName: true,
+        username: true,
+        createdAt: true,
+        followers: true,
+        following: true,
+        kweeks: {
+          select: {
+            id: true,
+            content: true,
+            createdAt: true,
+            updatedAt: true,
+          },
+        },
+      },
+    });
+
+    if (user === null) {
+      throw new NotFoundException("User not found");
+    }
+
+    return {
+      ...user,
+      followers: user.followers.length,
+      following: user.following.length,
+    };
+  }
+
+  async create({
+    username,
+    email,
+    password,
+  }: CreateUserDTO): Promise<
+    Pick<UserModel, "displayName" | "username" | "createdAt">
+  > {
+    if ((await this.prisma.user.findFirst({ where: { username } })) != null) {
+      throw new BadRequestException("Username already in use");
+    }
+
+    if ((await this.prisma.user.findFirst({ where: { email } })) != null) {
+      throw new BadRequestException("Email already in use");
+    }
+
+    // Password encryption
+    const salt = await bcrypt.genSalt(15);
+    const hash = await bcrypt.hash(password, salt);
+
+    const user = await this.prisma.user.create({
+      data: {
+        username,
+        email,
+        password: hash,
+      },
+      select: {
+        displayName: true,
+        username: true,
+        createdAt: true,
+      },
+    });
+
+    return user;
+  }
+
+  async updateName(
+    loggedUser: User,
+    username: string | undefined,
+    displayName: string,
+  ): Promise<Pick<User, "username" | "displayName">> {
+    const user = await this.prisma.user.findFirst({
+      where: { id: loggedUser.id },
+    });
+
+    if (username !== undefined && username.trim() !== user.username) {
+      const isAlreadyInUse = await this.prisma.user.findFirst({
+        where: { username },
+      });
+      if (isAlreadyInUse != null && isAlreadyInUse.username !== user.username) {
+        throw new BadRequestException("Username already in use");
+      }
+    }
+
+    return await this.prisma.user.update({
+      where: {
+        id: loggedUser.id,
+      },
+      data: {
+        displayName,
+        username: username ?? user.username,
+      },
+      select: {
+        displayName: true,
+        username: true,
+      },
+    });
+  }
+}