feat: adding support for hopp-cli in self-host Hoppscotch (#4079)

* feat: created a new table to store user PATs

* chore: renamed UserTokens table name to PersonalAccessToken

* chore: added unique property to token column

* chore: made expiresOn field optional

* chore: created access-token module

* feat: created access-token rest routes

* chore: created a new auth guard for PATs

* chore: scaffolded routes in team collection and environments modules for CLI

* chore: created method to update lastUsedOn property for accessTokens

* chore: created interceptor to update lastUsedOn property of PAT

* feat: interceptor to update lastUpdatedOn property complete

* chore: removed unused imports in access-token interceptor

* chore: moved routes to fetch collection and environment into access-token module

* feat: added routes to fetch collections and environments for CLI

* chore: modified access-token interceptor

* chore: removed log statement from interceptor

* chore: added team member checking logic to ForCLI methods in team collection and environments module

* chore: changed return error messages to those defined in spec

* chore: added comments to all service methods

* chore: removed unused imports

* chore: updated testcases for team-environments module service file

* chore: added and updated testcases

* chore: removed unneseccary SQL from auto-generated migration sql for PAT

* chore: remobed JWTAuthGuard from relevant routes in PAT controllers file

* chore: modified token for auth in PATAuthGuard

* chore: changed error codes in some certain service methods in access-token module

* feat: worked on feedback for PR review

* chore: renamed service method in access-token module

* chore: removed console log statements

* chore: modified cli error type

* test: fix broken test case

* chore: changed target of hopp-old-backend to prod

---------

Co-authored-by: mirarifhasan <arif.ishan05@gmail.com>

docker-compose.yml

@@ -118,11 +118,11 @@ services:
     restart: always
     environment:
       # Edit the below line to match your PostgresDB URL if you have an outside DB (make sure to update the .env file as well)
-      - DATABASE_URL=postgresql://postgres:testpass@hoppscotch-db:5432/hoppscotch?connect_timeout=300
+      # - DATABASE_URL=postgresql://postgres:testpass@hoppscotch-db:5432/hoppscotch?connect_timeout=300
       - PORT=3000
     volumes:
       # Uncomment the line below when modifying code. Only applicable when using the "dev" target.
-      # - ./packages/hoppscotch-backend/:/usr/src/app
+      - ./packages/hoppscotch-backend/:/usr/src/app
       - /usr/src/app/node_modules/
     depends_on:
       hoppscotch-db:

packages/hoppscotch-backend/prisma/migrations/20240519093155_add_last_logged_on_to_user/migration.sql

@@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE "User" ADD COLUMN     "lastLoggedOn" TIMESTAMP(3);

packages/hoppscotch-backend/prisma/migrations/20240520091033_personal_access_tokens/migration.sql

@@ -0,0 +1,19 @@
+
+-- CreateTable
+CREATE TABLE "PersonalAccessToken" (
+    "id" TEXT NOT NULL,
+    "userUid" TEXT NOT NULL,
+    "label" TEXT NOT NULL,
+    "token" TEXT NOT NULL,
+    "expiresOn" TIMESTAMP(3),
+    "createdOn" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedOn" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "PersonalAccessToken_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE UNIQUE INDEX "PersonalAccessToken_token_key" ON "PersonalAccessToken"("token");
+
+-- AddForeignKey
+ALTER TABLE "PersonalAccessToken" ADD CONSTRAINT "PersonalAccessToken_userUid_fkey" FOREIGN KEY ("userUid") REFERENCES "User"("uid") ON DELETE CASCADE ON UPDATE CASCADE;

packages/hoppscotch-backend/prisma/schema.prisma

@@ -41,31 +41,31 @@ model TeamInvitation {
 }
 
 model TeamCollection {
-  id         String                   @id @default(cuid())
+  id         String           @id @default(cuid())
   parentID   String?
   data       Json?
-  parent     TeamCollection?          @relation("TeamCollectionChildParent", fields: [parentID], references: [id])
+  parent     TeamCollection?  @relation("TeamCollectionChildParent", fields: [parentID], references: [id])
-  children   TeamCollection[]         @relation("TeamCollectionChildParent")
+  children   TeamCollection[] @relation("TeamCollectionChildParent")
   requests   TeamRequest[]
   teamID     String
-  team       Team                     @relation(fields: [teamID], references: [id], onDelete: Cascade)
+  team       Team             @relation(fields: [teamID], references: [id], onDelete: Cascade)
   title      String
   orderIndex Int
-  createdOn  DateTime                 @default(now()) @db.Timestamp(3)
+  createdOn  DateTime         @default(now()) @db.Timestamp(3)
-  updatedOn  DateTime                 @updatedAt @db.Timestamp(3)
+  updatedOn  DateTime         @updatedAt @db.Timestamp(3)
 }
 
 model TeamRequest {
-  id           String                   @id @default(cuid())
+  id           String         @id @default(cuid())
   collectionID String
-  collection   TeamCollection           @relation(fields: [collectionID], references: [id], onDelete: Cascade)
+  collection   TeamCollection @relation(fields: [collectionID], references: [id], onDelete: Cascade)
   teamID       String
-  team         Team                     @relation(fields: [teamID], references: [id], onDelete: Cascade)
+  team         Team           @relation(fields: [teamID], references: [id], onDelete: Cascade)
   title        String
   request      Json
   orderIndex   Int
-  createdOn    DateTime                 @default(now()) @db.Timestamp(3)
+  createdOn    DateTime       @default(now()) @db.Timestamp(3)
-  updatedOn    DateTime                 @updatedAt @db.Timestamp(3)
+  updatedOn    DateTime       @updatedAt @db.Timestamp(3)
 }
 
 model Shortcode {
@@ -89,24 +89,26 @@ model TeamEnvironment {
 }
 
 model User {
-  uid                String              @id @default(cuid())
+  uid                  String                @id @default(cuid())
-  displayName        String?
+  displayName          String?
-  email              String?             @unique
+  email                String?               @unique
-  photoURL           String?
+  photoURL             String?
-  isAdmin            Boolean             @default(false)
+  isAdmin              Boolean               @default(false)
-  refreshToken       String?
+  refreshToken         String?
-  providerAccounts   Account[]
+  providerAccounts     Account[]
-  VerificationToken  VerificationToken[]
+  VerificationToken    VerificationToken[]
-  settings           UserSettings?
+  settings             UserSettings?
-  UserHistory        UserHistory[]
+  UserHistory          UserHistory[]
-  UserEnvironments   UserEnvironment[]
+  UserEnvironments     UserEnvironment[]
-  userCollections    UserCollection[]
+  userCollections      UserCollection[]
-  userRequests       UserRequest[]
+  userRequests         UserRequest[]
-  currentRESTSession Json?
+  currentRESTSession   Json?
-  currentGQLSession  Json?
+  currentGQLSession    Json?
-  createdOn          DateTime            @default(now()) @db.Timestamp(3)
+  lastLoggedOn         DateTime?
-  invitedUsers       InvitedUsers[]
+  createdOn            DateTime              @default(now()) @db.Timestamp(3)
-  shortcodes         Shortcode[]
+  invitedUsers         InvitedUsers[]
+  shortcodes           Shortcode[]
+  personalAccessTokens PersonalAccessToken[]
 }
 
 model Account {
@@ -218,3 +220,14 @@ model InfraConfig {
   createdOn DateTime @default(now()) @db.Timestamp(3)
   updatedOn DateTime @updatedAt @db.Timestamp(3)
 }
+
+model PersonalAccessToken {
+  id        String    @id @default(cuid())
+  userUid   String
+  user      User      @relation(fields: [userUid], references: [uid], onDelete: Cascade)
+  label     String
+  token     String    @unique @default(uuid())
+  expiresOn DateTime? @db.Timestamp(3)
+  createdOn DateTime  @default(now()) @db.Timestamp(3)
+  updatedOn DateTime  @updatedAt @db.Timestamp(3)
+}

packages/hoppscotch-backend/src/access-token/access-token.controller.ts

@@ -0,0 +1,107 @@
+import {
+  BadRequestException,
+  Body,
+  Controller,
+  Delete,
+  Get,
+  HttpStatus,
+  Param,
+  ParseIntPipe,
+  Post,
+  Query,
+  UseGuards,
+  UseInterceptors,
+} from '@nestjs/common';
+import { AccessTokenService } from './access-token.service';
+import { CreateAccessTokenDto } from './dto/create-access-token.dto';
+import { JwtAuthGuard } from 'src/auth/guards/jwt-auth.guard';
+import * as E from 'fp-ts/Either';
+import { throwHTTPErr } from 'src/utils';
+import { GqlUser } from 'src/decorators/gql-user.decorator';
+import { AuthUser } from 'src/types/AuthUser';
+import { ThrottlerBehindProxyGuard } from 'src/guards/throttler-behind-proxy.guard';
+import { PATAuthGuard } from 'src/guards/rest-pat-auth.guard';
+import { AccessTokenInterceptor } from 'src/interceptors/access-token.interceptor';
+import { TeamEnvironmentsService } from 'src/team-environments/team-environments.service';
+import { TeamCollectionService } from 'src/team-collection/team-collection.service';
+import { ACCESS_TOKENS_INVALID_DATA_ID } from 'src/errors';
+import { createCLIErrorResponse } from './helper';
+
+@UseGuards(ThrottlerBehindProxyGuard)
+@Controller({ path: 'access-tokens', version: '1' })
+export class AccessTokenController {
+  constructor(
+    private readonly accessTokenService: AccessTokenService,
+    private readonly teamCollectionService: TeamCollectionService,
+    private readonly teamEnvironmentsService: TeamEnvironmentsService,
+  ) {}
+
+  @Post('create')
+  @UseGuards(JwtAuthGuard)
+  async createPAT(
+    @GqlUser() user: AuthUser,
+    @Body() createAccessTokenDto: CreateAccessTokenDto,
+  ) {
+    const result = await this.accessTokenService.createPAT(
+      createAccessTokenDto,
+      user,
+    );
+    if (E.isLeft(result)) throwHTTPErr(result.left);
+    return result.right;
+  }
+
+  @Delete('revoke')
+  @UseGuards(JwtAuthGuard)
+  async deletePAT(@Query('id') id: string) {
+    const result = await this.accessTokenService.deletePAT(id);
+
+    if (E.isLeft(result)) throwHTTPErr(result.left);
+    return result.right;
+  }
+
+  @Get('list')
+  @UseGuards(JwtAuthGuard)
+  async listAllUserPAT(
+    @GqlUser() user: AuthUser,
+    @Query('offset', ParseIntPipe) offset: number,
+    @Query('limit', ParseIntPipe) limit: number,
+  ) {
+    return await this.accessTokenService.listAllUserPAT(
+      user.uid,
+      offset,
+      limit,
+    );
+  }
+
+  @Get('collection/:id')
+  @UseGuards(PATAuthGuard)
+  @UseInterceptors(AccessTokenInterceptor)
+  async fetchCollection(@GqlUser() user: AuthUser, @Param('id') id: string) {
+    const res = await this.teamCollectionService.getCollectionForCLI(
+      id,
+      user.uid,
+    );
+
+    if (E.isLeft(res))
+      throw new BadRequestException(
+        createCLIErrorResponse(ACCESS_TOKENS_INVALID_DATA_ID),
+      );
+    return res.right;
+  }
+
+  @Get('environment/:id')
+  @UseGuards(PATAuthGuard)
+  @UseInterceptors(AccessTokenInterceptor)
+  async fetchEnvironment(@GqlUser() user: AuthUser, @Param('id') id: string) {
+    const res = await this.teamEnvironmentsService.getTeamEnvironmentForCLI(
+      id,
+      user.uid,
+    );
+
+    if (E.isLeft(res))
+      throw new BadRequestException(
+        createCLIErrorResponse(ACCESS_TOKENS_INVALID_DATA_ID),
+      );
+    return res.right;
+  }
+}

packages/hoppscotch-backend/src/access-token/access-token.module.ts

@@ -0,0 +1,20 @@
+import { Module } from '@nestjs/common';
+import { AccessTokenController } from './access-token.controller';
+import { PrismaModule } from 'src/prisma/prisma.module';
+import { AccessTokenService } from './access-token.service';
+import { TeamCollectionModule } from 'src/team-collection/team-collection.module';
+import { TeamEnvironmentsModule } from 'src/team-environments/team-environments.module';
+import { TeamModule } from 'src/team/team.module';
+
+@Module({
+  imports: [
+    PrismaModule,
+    TeamCollectionModule,
+    TeamEnvironmentsModule,
+    TeamModule,
+  ],
+  controllers: [AccessTokenController],
+  providers: [AccessTokenService],
+  exports: [AccessTokenService],
+})
+export class AccessTokenModule {}

packages/hoppscotch-backend/src/access-token/access-token.service.spec.ts

@@ -0,0 +1,195 @@
+import { AccessTokenService } from './access-token.service';
+import { mockDeep, mockReset } from 'jest-mock-extended';
+import { PrismaService } from 'src/prisma/prisma.service';
+import {
+  ACCESS_TOKEN_EXPIRY_INVALID,
+  ACCESS_TOKEN_LABEL_SHORT,
+  ACCESS_TOKEN_NOT_FOUND,
+} from 'src/errors';
+import { AuthUser } from 'src/types/AuthUser';
+import { PersonalAccessToken } from '@prisma/client';
+import { AccessToken } from 'src/types/AccessToken';
+import { HttpStatus } from '@nestjs/common';
+
+const mockPrisma = mockDeep<PrismaService>();
+
+// eslint-disable-next-line @typescript-eslint/ban-ts-comment
+// @ts-ignore
+const accessTokenService = new AccessTokenService(mockPrisma);
+
+const currentTime = new Date();
+
+const user: AuthUser = {
+  uid: '123344',
+  email: 'dwight@dundermifflin.com',
+  displayName: 'Dwight Schrute',
+  photoURL: 'https://en.wikipedia.org/wiki/Dwight_Schrute',
+  isAdmin: false,
+  refreshToken: 'hbfvdkhjbvkdvdfjvbnkhjb',
+  createdOn: currentTime,
+  currentGQLSession: {},
+  currentRESTSession: {},
+  lastLoggedOn: currentTime,
+};
+
+const PATCreatedOn = new Date();
+const expiryInDays = 7;
+const PATExpiresOn = new Date(
+  PATCreatedOn.getTime() + expiryInDays * 24 * 60 * 60 * 1000,
+);
+
+const userAccessToken: PersonalAccessToken = {
+  id: 'skfvhj8uvdfivb',
+  userUid: user.uid,
+  label: 'test',
+  token: '0140e328-b187-4823-ae4b-ed4bec832ac2',
+  expiresOn: PATExpiresOn,
+  createdOn: PATCreatedOn,
+  updatedOn: new Date(),
+};
+
+const userAccessTokenCasted: AccessToken = {
+  id: userAccessToken.id,
+  label: userAccessToken.label,
+  createdOn: userAccessToken.createdOn,
+  lastUsedOn: userAccessToken.updatedOn,
+  expiresOn: userAccessToken.expiresOn,
+};
+
+beforeEach(() => {
+  mockReset(mockPrisma);
+});
+
+describe('AccessTokenService', () => {
+  describe('createPAT', () => {
+    test('should throw ACCESS_TOKEN_LABEL_SHORT if label is too short', async () => {
+      const result = await accessTokenService.createPAT(
+        {
+          label: 'a',
+          expiryInDays: 7,
+        },
+        user,
+      );
+      expect(result).toEqualLeft({
+        message: ACCESS_TOKEN_LABEL_SHORT,
+        statusCode: HttpStatus.BAD_REQUEST,
+      });
+    });
+
+    test('should throw ACCESS_TOKEN_EXPIRY_INVALID if expiry date is invalid', async () => {
+      const result = await accessTokenService.createPAT(
+        {
+          label: 'test',
+          expiryInDays: 9,
+        },
+        user,
+      );
+      expect(result).toEqualLeft({
+        message: ACCESS_TOKEN_EXPIRY_INVALID,
+        statusCode: HttpStatus.BAD_REQUEST,
+      });
+    });
+
+    test('should successfully create a new Access Token', async () => {
+      mockPrisma.personalAccessToken.create.mockResolvedValueOnce(
+        userAccessToken,
+      );
+
+      const result = await accessTokenService.createPAT(
+        {
+          label: userAccessToken.label,
+          expiryInDays,
+        },
+        user,
+      );
+      expect(result).toEqualRight({
+        token: `pat-${userAccessToken.token}`,
+        info: userAccessTokenCasted,
+      });
+    });
+  });
+
+  describe('deletePAT', () => {
+    test('should throw ACCESS_TOKEN_NOT_FOUND if Access Token is not found', async () => {
+      mockPrisma.personalAccessToken.delete.mockRejectedValueOnce(
+        'RecordNotFound',
+      );
+
+      const result = await accessTokenService.deletePAT(userAccessToken.id);
+      expect(result).toEqualLeft({
+        message: ACCESS_TOKEN_NOT_FOUND,
+        statusCode: HttpStatus.NOT_FOUND,
+      });
+    });
+
+    test('should successfully delete a new Access Token', async () => {
+      mockPrisma.personalAccessToken.delete.mockResolvedValueOnce(
+        userAccessToken,
+      );
+
+      const result = await accessTokenService.deletePAT(userAccessToken.id);
+      expect(result).toEqualRight(true);
+    });
+  });
+
+  describe('listAllUserPAT', () => {
+    test('should successfully return a list of user Access Tokens', async () => {
+      mockPrisma.personalAccessToken.findMany.mockResolvedValueOnce([
+        userAccessToken,
+      ]);
+
+      const result = await accessTokenService.listAllUserPAT(user.uid, 0, 10);
+      expect(result).toEqual([userAccessTokenCasted]);
+    });
+  });
+
+  describe('getUserPAT', () => {
+    test('should throw ACCESS_TOKEN_NOT_FOUND if Access Token is not found', async () => {
+      mockPrisma.personalAccessToken.findUniqueOrThrow.mockRejectedValueOnce(
+        'NotFoundError',
+      );
+
+      const result = await accessTokenService.getUserPAT(userAccessToken.token);
+      expect(result).toEqualLeft(ACCESS_TOKEN_NOT_FOUND);
+    });
+
+    test('should successfully return a user Access Tokens', async () => {
+      mockPrisma.personalAccessToken.findUniqueOrThrow.mockResolvedValueOnce({
+        ...userAccessToken,
+        user,
+      } as any);
+
+      const result = await accessTokenService.getUserPAT(
+        `pat-${userAccessToken.token}`,
+      );
+      expect(result).toEqualRight({
+        user,
+        ...userAccessToken,
+      } as any);
+    });
+  });
+
+  describe('updateLastUsedforPAT', () => {
+    test('should throw ACCESS_TOKEN_NOT_FOUND if Access Token is not found', async () => {
+      mockPrisma.personalAccessToken.update.mockRejectedValueOnce(
+        'RecordNotFound',
+      );
+
+      const result = await accessTokenService.updateLastUsedForPAT(
+        userAccessToken.token,
+      );
+      expect(result).toEqualLeft(ACCESS_TOKEN_NOT_FOUND);
+    });
+
+    test('should successfully update lastUsedOn for a user Access Tokens', async () => {
+      mockPrisma.personalAccessToken.update.mockResolvedValueOnce(
+        userAccessToken,
+      );
+
+      const result = await accessTokenService.updateLastUsedForPAT(
+        `pat-${userAccessToken.token}`,
+      );
+      expect(result).toEqualRight(userAccessTokenCasted);
+    });
+  });
+});

packages/hoppscotch-backend/src/access-token/access-token.service.ts

@@ -0,0 +1,203 @@
+import { HttpStatus, Injectable } from '@nestjs/common';
+import { PrismaService } from 'src/prisma/prisma.service';
+import { CreateAccessTokenDto } from './dto/create-access-token.dto';
+import { AuthUser } from 'src/types/AuthUser';
+import { isValidLength } from 'src/utils';
+import * as E from 'fp-ts/Either';
+import {
+  ACCESS_TOKEN_EXPIRY_INVALID,
+  ACCESS_TOKEN_LABEL_SHORT,
+  ACCESS_TOKEN_NOT_FOUND,
+} from 'src/errors';
+import { CreateAccessTokenResponse } from './helper';
+import { PersonalAccessToken } from '@prisma/client';
+import { AccessToken } from 'src/types/AccessToken';
+@Injectable()
+export class AccessTokenService {
+  constructor(private readonly prisma: PrismaService) {}
+
+  TITLE_LENGTH = 3;
+  VALID_TOKEN_DURATIONS = [7, 30, 60, 90];
+  TOKEN_PREFIX = 'pat-';
+
+  /**
+   * Calculate the expiration date of the token
+   *
+   * @param expiresOn Number of days the token is valid for
+   * @returns Date object of the expiration date
+   */
+  private calculateExpirationDate(expiresOn: null | number) {
+    if (expiresOn === null) return null;
+    return new Date(Date.now() + expiresOn * 24 * 60 * 60 * 1000);
+  }
+
+  /**
+   * Validate the expiration date of the token
+   *
+   * @param expiresOn Number of days the token is valid for
+   * @returns Boolean indicating if the expiration date is valid
+   */
+  private validateExpirationDate(expiresOn: null | number) {
+    if (expiresOn === null || this.VALID_TOKEN_DURATIONS.includes(expiresOn))
+      return true;
+    return false;
+  }
+
+  /**
+   * Typecast a database PersonalAccessToken to a AccessToken model
+   * @param token database PersonalAccessToken
+   * @returns AccessToken model
+   */
+  private cast(token: PersonalAccessToken): AccessToken {
+    return <AccessToken>{
+      id: token.id,
+      label: token.label,
+      createdOn: token.createdOn,
+      expiresOn: token.expiresOn,
+      lastUsedOn: token.updatedOn,
+    };
+  }
+
+  /**
+   * Extract UUID from the token
+   *
+   * @param token Personal Access Token
+   * @returns UUID of the token
+   */
+  private extractUUID(token): string | null {
+    if (!token.startsWith(this.TOKEN_PREFIX)) return null;
+    return token.slice(this.TOKEN_PREFIX.length);
+  }
+
+  /**
+   * Create a Personal Access Token
+   *
+   * @param createAccessTokenDto DTO for creating a Personal Access Token
+   * @param user AuthUser object
+   * @returns Either of the created token or error message
+   */
+  async createPAT(createAccessTokenDto: CreateAccessTokenDto, user: AuthUser) {
+    const isTitleValid = isValidLength(
+      createAccessTokenDto.label,
+      this.TITLE_LENGTH,
+    );
+    if (!isTitleValid)
+      return E.left({
+        message: ACCESS_TOKEN_LABEL_SHORT,
+        statusCode: HttpStatus.BAD_REQUEST,
+      });
+
+    if (!this.validateExpirationDate(createAccessTokenDto.expiryInDays))
+      return E.left({
+        message: ACCESS_TOKEN_EXPIRY_INVALID,
+        statusCode: HttpStatus.BAD_REQUEST,
+      });
+
+    const createdPAT = await this.prisma.personalAccessToken.create({
+      data: {
+        userUid: user.uid,
+        label: createAccessTokenDto.label,
+        expiresOn: this.calculateExpirationDate(
+          createAccessTokenDto.expiryInDays,
+        ),
+      },
+    });
+
+    const res: CreateAccessTokenResponse = {
+      token: `${this.TOKEN_PREFIX}${createdPAT.token}`,
+      info: this.cast(createdPAT),
+    };
+
+    return E.right(res);
+  }
+
+  /**
+   * Delete a Personal Access Token
+   *
+   * @param accessTokenID ID of the Personal Access Token
+   * @returns Either of true or error message
+   */
+  async deletePAT(accessTokenID: string) {
+    try {
+      await this.prisma.personalAccessToken.delete({
+        where: { id: accessTokenID },
+      });
+      return E.right(true);
+    } catch {
+      return E.left({
+        message: ACCESS_TOKEN_NOT_FOUND,
+        statusCode: HttpStatus.NOT_FOUND,
+      });
+    }
+  }
+
+  /**
+   * List all Personal Access Tokens of a user
+   *
+   * @param userUid UID of the user
+   * @param offset Offset for pagination
+   * @param limit Limit for pagination
+   * @returns Either of the list of Personal Access Tokens or error message
+   */
+  async listAllUserPAT(userUid: string, offset: number, limit: number) {
+    const userPATs = await this.prisma.personalAccessToken.findMany({
+      where: {
+        userUid: userUid,
+      },
+      skip: offset,
+      take: limit,
+      orderBy: {
+        createdOn: 'desc',
+      },
+    });
+
+    const userAccessTokenList = userPATs.map((pat) => this.cast(pat));
+
+    return userAccessTokenList;
+  }
+
+  /**
+   * Get a Personal Access Token
+   *
+   * @param accessToken Personal Access Token
+   * @returns Either of the Personal Access Token or error message
+   */
+  async getUserPAT(accessToken: string) {
+    const extractedToken = this.extractUUID(accessToken);
+    if (!extractedToken) return E.left(ACCESS_TOKEN_NOT_FOUND);
+
+    try {
+      const userPAT = await this.prisma.personalAccessToken.findUniqueOrThrow({
+        where: { token: extractedToken },
+        include: { user: true },
+      });
+      return E.right(userPAT);
+    } catch {
+      return E.left(ACCESS_TOKEN_NOT_FOUND);
+    }
+  }
+
+  /**
+   * Update the last used date of a Personal Access Token
+   *
+   * @param token Personal Access Token
+   * @returns Either of the updated Personal Access Token or error message
+   */
+  async updateLastUsedForPAT(token: string) {
+    const extractedToken = this.extractUUID(token);
+    if (!extractedToken) return E.left(ACCESS_TOKEN_NOT_FOUND);
+
+    try {
+      const updatedAccessToken = await this.prisma.personalAccessToken.update({
+        where: { token: extractedToken },
+        data: {
+          updatedOn: new Date(),
+        },
+      });
+
+      return E.right(this.cast(updatedAccessToken));
+    } catch {
+      return E.left(ACCESS_TOKEN_NOT_FOUND);
+    }
+  }
+}

packages/hoppscotch-backend/src/access-token/dto/create-access-token.dto.ts

@@ -0,0 +1,5 @@
+// Inputs to create a new PAT
+export class CreateAccessTokenDto {
+  label: string;
+  expiryInDays: number | null;
+}

packages/hoppscotch-backend/src/access-token/helper.ts

@@ -0,0 +1,17 @@
+import { AccessToken } from 'src/types/AccessToken';
+
+// Response type of PAT creation method
+export type CreateAccessTokenResponse = {
+  token: string;
+  info: AccessToken;
+};
+
+// Response type of any error in PAT module
+export type CLIErrorResponse = {
+  reason: string;
+};
+
+// Return a CLIErrorResponse object
+export function createCLIErrorResponse(reason: string): CLIErrorResponse {
+  return { reason };
+}

packages/hoppscotch-backend/src/admin/admin.service.spec.ts

@@ -74,6 +74,7 @@ const dbAdminUsers: DbUser[] = [
     refreshToken: 'refreshToken',
     currentRESTSession: '',
     currentGQLSession: '',
+    lastLoggedOn: new Date(),
     createdOn: new Date(),
   },
   {
@@ -85,20 +86,10 @@ const dbAdminUsers: DbUser[] = [
     refreshToken: 'refreshToken',
     currentRESTSession: '',
     currentGQLSession: '',
+    lastLoggedOn: new Date(),
     createdOn: new Date(),
   },
 ];
-const dbNonAminUser: DbUser = {
-  uid: 'uid 3',
-  displayName: 'displayName',
-  email: 'email@email.com',
-  photoURL: 'photoURL',
-  isAdmin: false,
-  refreshToken: 'refreshToken',
-  currentRESTSession: '',
-  currentGQLSession: '',
-  createdOn: new Date(),
-};
 
 describe('AdminService', () => {
   describe('fetchInvitedUsers', () => {

packages/hoppscotch-backend/src/app.module.ts

@@ -27,6 +27,7 @@ import { MailerModule } from './mailer/mailer.module';
 import { PosthogModule } from './posthog/posthog.module';
 import { ScheduleModule } from '@nestjs/schedule';
 import { HealthModule } from './health/health.module';
+import { AccessTokenModule } from './access-token/access-token.module';
 
 @Module({
   imports: [
@@ -102,6 +103,7 @@ import { HealthModule } from './health/health.module';
     PosthogModule,
     ScheduleModule.forRoot(),
     HealthModule,
+    AccessTokenModule,
   ],
   providers: [GQLComplexityPlugin],
   controllers: [AppController],

packages/hoppscotch-backend/src/auth/auth.controller.ts

@@ -7,6 +7,7 @@ import {
   Request,
   Res,
   UseGuards,
+  UseInterceptors,
 } from '@nestjs/common';
 import { AuthService } from './auth.service';
 import { SignInMagicDto } from './dto/signin-magic.dto';
@@ -27,6 +28,7 @@ import { SkipThrottle } from '@nestjs/throttler';
 import { AUTH_PROVIDER_NOT_SPECIFIED } from 'src/errors';
 import { ConfigService } from '@nestjs/config';
 import { throwHTTPErr } from 'src/utils';
+import { UserLastLoginInterceptor } from 'src/interceptors/user-last-login.interceptor';
 
 @UseGuards(ThrottlerBehindProxyGuard)
 @Controller({ path: 'auth', version: '1' })
@@ -110,6 +112,7 @@ export class AuthController {
   @Get('google/callback')
   @SkipThrottle()
   @UseGuards(GoogleSSOGuard)
+  @UseInterceptors(UserLastLoginInterceptor)
   async googleAuthRedirect(@Request() req, @Res() res) {
     const authTokens = await this.authService.generateAuthTokens(req.user.uid);
     if (E.isLeft(authTokens)) throwHTTPErr(authTokens.left);
@@ -135,6 +138,7 @@ export class AuthController {
   @Get('github/callback')
   @SkipThrottle()
   @UseGuards(GithubSSOGuard)
+  @UseInterceptors(UserLastLoginInterceptor)
   async githubAuthRedirect(@Request() req, @Res() res) {
     const authTokens = await this.authService.generateAuthTokens(req.user.uid);
     if (E.isLeft(authTokens)) throwHTTPErr(authTokens.left);
@@ -160,6 +164,7 @@ export class AuthController {
   @Get('microsoft/callback')
   @SkipThrottle()
   @UseGuards(MicrosoftSSOGuard)
+  @UseInterceptors(UserLastLoginInterceptor)
   async microsoftAuthRedirect(@Request() req, @Res() res) {
     const authTokens = await this.authService.generateAuthTokens(req.user.uid);
     if (E.isLeft(authTokens)) throwHTTPErr(authTokens.left);

packages/hoppscotch-backend/src/auth/auth.service.spec.ts

@@ -51,6 +51,7 @@ const user: AuthUser = {
   photoURL: 'https://en.wikipedia.org/wiki/Dwight_Schrute',
   isAdmin: false,
   refreshToken: 'hbfvdkhjbvkdvdfjvbnkhjb',
+  lastLoggedOn: currentTime,
   createdOn: currentTime,
   currentGQLSession: {},
   currentRESTSession: {},
@@ -172,9 +173,11 @@ describe('verifyMagicLinkTokens', () => {
     // generateAuthTokens
     mockJWT.sign.mockReturnValue(user.refreshToken);
     // UpdateUserRefreshToken
-    mockUser.UpdateUserRefreshToken.mockResolvedValueOnce(E.right(user));
+    mockUser.updateUserRefreshToken.mockResolvedValueOnce(E.right(user));
     // deletePasswordlessVerificationToken
     mockPrisma.verificationToken.delete.mockResolvedValueOnce(passwordlessData);
+    // usersService.updateUserLastLoggedOn
+    mockUser.updateUserLastLoggedOn.mockResolvedValue(E.right(true));
 
     const result = await authService.verifyMagicLinkTokens(magicLinkVerify);
     expect(result).toEqualRight({
@@ -197,9 +200,11 @@ describe('verifyMagicLinkTokens', () => {
     // generateAuthTokens
     mockJWT.sign.mockReturnValue(user.refreshToken);
     // UpdateUserRefreshToken
-    mockUser.UpdateUserRefreshToken.mockResolvedValueOnce(E.right(user));
+    mockUser.updateUserRefreshToken.mockResolvedValueOnce(E.right(user));
     // deletePasswordlessVerificationToken
     mockPrisma.verificationToken.delete.mockResolvedValueOnce(passwordlessData);
+    // usersService.updateUserLastLoggedOn
+    mockUser.updateUserLastLoggedOn.mockResolvedValue(E.right(true));
 
     const result = await authService.verifyMagicLinkTokens(magicLinkVerify);
     expect(result).toEqualRight({
@@ -239,7 +244,7 @@ describe('verifyMagicLinkTokens', () => {
     // generateAuthTokens
     mockJWT.sign.mockReturnValue(user.refreshToken);
     // UpdateUserRefreshToken
-    mockUser.UpdateUserRefreshToken.mockResolvedValueOnce(
+    mockUser.updateUserRefreshToken.mockResolvedValueOnce(
       E.left(USER_NOT_FOUND),
     );
 
@@ -264,7 +269,7 @@ describe('verifyMagicLinkTokens', () => {
     // generateAuthTokens
     mockJWT.sign.mockReturnValue(user.refreshToken);
     // UpdateUserRefreshToken
-    mockUser.UpdateUserRefreshToken.mockResolvedValueOnce(E.right(user));
+    mockUser.updateUserRefreshToken.mockResolvedValueOnce(E.right(user));
     // deletePasswordlessVerificationToken
     mockPrisma.verificationToken.delete.mockRejectedValueOnce('RecordNotFound');
 
@@ -280,7 +285,7 @@ describe('generateAuthTokens', () => {
   test('Should successfully generate tokens with valid inputs', async () => {
     mockJWT.sign.mockReturnValue(user.refreshToken);
     // UpdateUserRefreshToken
-    mockUser.UpdateUserRefreshToken.mockResolvedValueOnce(E.right(user));
+    mockUser.updateUserRefreshToken.mockResolvedValueOnce(E.right(user));
 
     const result = await authService.generateAuthTokens(user.uid);
     expect(result).toEqualRight({
@@ -292,7 +297,7 @@ describe('generateAuthTokens', () => {
   test('Should throw USER_NOT_FOUND when updating refresh tokens fails', async () => {
     mockJWT.sign.mockReturnValue(user.refreshToken);
     // UpdateUserRefreshToken
-    mockUser.UpdateUserRefreshToken.mockResolvedValueOnce(
+    mockUser.updateUserRefreshToken.mockResolvedValueOnce(
       E.left(USER_NOT_FOUND),
     );
 
@@ -319,7 +324,7 @@ describe('refreshAuthTokens', () => {
     // generateAuthTokens
     mockJWT.sign.mockReturnValue(user.refreshToken);
     // UpdateUserRefreshToken
-    mockUser.UpdateUserRefreshToken.mockResolvedValueOnce(
+    mockUser.updateUserRefreshToken.mockResolvedValueOnce(
       E.left(USER_NOT_FOUND),
     );
 
@@ -348,7 +353,7 @@ describe('refreshAuthTokens', () => {
     // generateAuthTokens
     mockJWT.sign.mockReturnValue('sdhjcbjsdhcbshjdcb');
     // UpdateUserRefreshToken
-    mockUser.UpdateUserRefreshToken.mockResolvedValueOnce(
+    mockUser.updateUserRefreshToken.mockResolvedValueOnce(
       E.right({
         ...user,
         refreshToken: 'sdhjcbjsdhcbshjdcb',

packages/hoppscotch-backend/src/auth/auth.service.ts

@@ -112,7 +112,7 @@ export class AuthService {
 
     const refreshTokenHash = await argon2.hash(refreshToken);
 
-    const updatedUser = await this.usersService.UpdateUserRefreshToken(
+    const updatedUser = await this.usersService.updateUserRefreshToken(
       refreshTokenHash,
       userUid,
     );
@@ -320,6 +320,8 @@ export class AuthService {
         statusCode: HttpStatus.NOT_FOUND,
       });
 
+    this.usersService.updateUserLastLoggedOn(passwordlessTokens.value.userUid);
+
     return E.right(tokens.right);
   }
 

packages/hoppscotch-backend/src/errors.ts

@@ -761,3 +761,39 @@ export const POSTHOG_CLIENT_NOT_INITIALIZED = 'posthog/client_not_initialized';
  * Inputs supplied are invalid
  */
 export const INVALID_PARAMS = 'invalid_parameters' as const;
+
+/**
+ * The provided label for the access-token is short (less than 3 characters)
+ * (AccessTokenService)
+ */
+export const ACCESS_TOKEN_LABEL_SHORT = 'access_token/label_too_short';
+
+/**
+ * The provided expiryInDays value is not valid
+ * (AccessTokenService)
+ */
+export const ACCESS_TOKEN_EXPIRY_INVALID = 'access_token/expiry_days_invalid';
+
+/**
+ * The provided PAT ID is invalid
+ * (AccessTokenService)
+ */
+export const ACCESS_TOKEN_NOT_FOUND = 'access_token/access_token_not_found';
+
+/**
+ * AccessTokens is expired
+ * (AccessTokenService)
+ */
+export const ACCESS_TOKENS_EXPIRED = 'TOKEN_EXPIRED';
+
+/**
+ * AccessTokens is invalid
+ * (AccessTokenService)
+ */
+export const ACCESS_TOKENS_INVALID = 'TOKEN_INVALID';
+
+/**
+ * AccessTokens is invalid
+ * (AccessTokenService)
+ */
+export const ACCESS_TOKENS_INVALID_DATA_ID = 'INVALID_ID';

packages/hoppscotch-backend/src/guards/rest-pat-auth.guard.ts

@@ -0,0 +1,48 @@
+import {
+  BadRequestException,
+  CanActivate,
+  ExecutionContext,
+  Injectable,
+} from '@nestjs/common';
+import { Request } from 'express';
+import { AccessTokenService } from 'src/access-token/access-token.service';
+import * as E from 'fp-ts/Either';
+import { DateTime } from 'luxon';
+import { ACCESS_TOKENS_EXPIRED, ACCESS_TOKENS_INVALID } from 'src/errors';
+import { createCLIErrorResponse } from 'src/access-token/helper';
+@Injectable()
+export class PATAuthGuard implements CanActivate {
+  constructor(private accessTokenService: AccessTokenService) {}
+
+  async canActivate(context: ExecutionContext): Promise<boolean> {
+    const request = context.switchToHttp().getRequest();
+    const token = this.extractTokenFromHeader(request);
+    if (!token) {
+      throw new BadRequestException(
+        createCLIErrorResponse(ACCESS_TOKENS_INVALID),
+      );
+    }
+
+    const userAccessToken = await this.accessTokenService.getUserPAT(token);
+    if (E.isLeft(userAccessToken))
+      throw new BadRequestException(
+        createCLIErrorResponse(ACCESS_TOKENS_INVALID),
+      );
+    request.user = userAccessToken.right.user;
+
+    const accessToken = userAccessToken.right;
+    if (accessToken.expiresOn === null) return true;
+
+    const today = DateTime.now().toISO();
+    if (accessToken.expiresOn.toISOString() > today) return true;
+
+    throw new BadRequestException(
+      createCLIErrorResponse(ACCESS_TOKENS_EXPIRED),
+    );
+  }
+
+  private extractTokenFromHeader(request: Request): string | undefined {
+    const [type, token] = request.headers.authorization?.split(' ') ?? [];
+    return type === 'Bearer' ? token : undefined;
+  }
+}

packages/hoppscotch-backend/src/interceptors/access-token.interceptor.ts

@@ -0,0 +1,34 @@
+import {
+  CallHandler,
+  ExecutionContext,
+  Injectable,
+  NestInterceptor,
+  UnauthorizedException,
+} from '@nestjs/common';
+import { Observable, map } from 'rxjs';
+import { AccessTokenService } from 'src/access-token/access-token.service';
+import * as E from 'fp-ts/Either';
+
+@Injectable()
+export class AccessTokenInterceptor implements NestInterceptor {
+  constructor(private readonly accessTokenService: AccessTokenService) {}
+
+  intercept(context: ExecutionContext, handler: CallHandler): Observable<any> {
+    const req = context.switchToHttp().getRequest();
+    const authHeader = req.headers.authorization;
+    const token = authHeader && authHeader.split(' ')[1];
+    if (!token) {
+      throw new UnauthorizedException();
+    }
+
+    return handler.handle().pipe(
+      map(async (data) => {
+        const userAccessToken =
+          await this.accessTokenService.updateLastUsedForPAT(token);
+        if (E.isLeft(userAccessToken)) throw new UnauthorizedException();
+
+        return data;
+      }),
+    );
+  }
+}

packages/hoppscotch-backend/src/interceptors/user-last-login.interceptor.ts

@@ -0,0 +1,26 @@
+import {
+  Injectable,
+  NestInterceptor,
+  ExecutionContext,
+  CallHandler,
+} from '@nestjs/common';
+import { Observable } from 'rxjs';
+import { tap } from 'rxjs/operators';
+import { AuthUser } from 'src/types/AuthUser';
+import { UserService } from 'src/user/user.service';
+
+@Injectable()
+export class UserLastLoginInterceptor implements NestInterceptor {
+  constructor(private userService: UserService) {}
+
+  intercept(context: ExecutionContext, next: CallHandler): Observable<any> {
+    const user: AuthUser = context.switchToHttp().getRequest().user;
+
+    const now = Date.now();
+    return next.handle().pipe(
+      tap(() => {
+        this.userService.updateUserLastLoggedOn(user.uid);
+      }),
+    );
+  }
+}

packages/hoppscotch-backend/src/shortcode/shortcode.service.spec.ts

@@ -48,6 +48,7 @@ const user: AuthUser = {
   photoURL: 'https://en.wikipedia.org/wiki/Dwight_Schrute',
   isAdmin: false,
   refreshToken: 'hbfvdkhjbvkdvdfjvbnkhjb',
+  lastLoggedOn: createdOn,
   createdOn: createdOn,
   currentGQLSession: {},
   currentRESTSession: {},

packages/hoppscotch-backend/src/team-collection/helper.ts

@@ -1,3 +1,5 @@
+import { TeamRequest } from '@prisma/client';
+
 // Type of data returned from the query to obtain all search results
 export type SearchQueryReturnType = {
   id: string;
@@ -12,3 +14,12 @@ export type ParentTreeQueryReturnType = {
   parentID: string;
   title: string;
 };
+// Type of data returned from the query to fetch collection details from CLI
+export type GetCollectionResponse = {
+  id: string;
+  data: string | null;
+  title: string;
+  parentID: string | null;
+  folders: GetCollectionResponse[];
+  requests: TeamRequest[];
+};

packages/hoppscotch-backend/src/team-collection/team-collection.service.spec.ts

@@ -12,6 +12,7 @@ import {
   TEAM_COL_REORDERING_FAILED,
   TEAM_COL_SAME_NEXT_COLL,
   TEAM_INVALID_COLL_ID,
+  TEAM_MEMBER_NOT_FOUND,
   TEAM_NOT_OWNER,
 } from 'src/errors';
 import { PrismaService } from 'src/prisma/prisma.service';
@@ -19,15 +20,18 @@ import { PubSubService } from 'src/pubsub/pubsub.service';
 import { AuthUser } from 'src/types/AuthUser';
 import { TeamCollectionService } from './team-collection.service';
 import { TeamCollection } from './team-collection.model';
+import { TeamService } from 'src/team/team.service';
 
 const mockPrisma = mockDeep<PrismaService>();
 const mockPubSub = mockDeep<PubSubService>();
+const mockTeamService = mockDeep<TeamService>();
 
 // eslint-disable-next-line @typescript-eslint/ban-ts-comment
 // @ts-ignore
 const teamCollectionService = new TeamCollectionService(
   mockPrisma,
   mockPubSub as any,
+  mockTeamService,
 );
 
 const currentTime = new Date();
@@ -39,6 +43,7 @@ const user: AuthUser = {
   photoURL: 'https://en.wikipedia.org/wiki/Dwight_Schrute',
   isAdmin: false,
   refreshToken: 'hbfvdkhjbvkdvdfjvbnkhjb',
+  lastLoggedOn: currentTime,
   createdOn: currentTime,
   currentGQLSession: {},
   currentRESTSession: {},
@@ -1738,3 +1743,63 @@ describe('updateTeamCollection', () => {
 });
 
 //ToDo: write test cases for exportCollectionsToJSON
+
+describe('getCollectionForCLI', () => {
+  test('should throw TEAM_COLL_NOT_FOUND if collectionID is invalid', async () => {
+    mockPrisma.teamCollection.findUniqueOrThrow.mockRejectedValueOnce(
+      'NotFoundError',
+    );
+
+    const result = await teamCollectionService.getCollectionForCLI(
+      'invalidID',
+      user.uid,
+    );
+    expect(result).toEqualLeft(TEAM_COLL_NOT_FOUND);
+  });
+
+  test('should throw TEAM_MEMBER_NOT_FOUND if user not in same team', async () => {
+    mockPrisma.teamCollection.findUniqueOrThrow.mockResolvedValueOnce(
+      rootTeamCollection,
+    );
+    mockTeamService.getTeamMember.mockResolvedValue(null);
+
+    const result = await teamCollectionService.getCollectionForCLI(
+      rootTeamCollection.id,
+      user.uid,
+    );
+    expect(result).toEqualLeft(TEAM_MEMBER_NOT_FOUND);
+  });
+
+  // test('should return the TeamCollection data for CLI', async () => {
+  //   mockPrisma.teamCollection.findUniqueOrThrow.mockResolvedValueOnce(
+  //     rootTeamCollection,
+  //   );
+  //   mockTeamService.getTeamMember.mockResolvedValue({
+  //     membershipID: 'sdc3sfdv',
+  //     userUid: user.uid,
+  //     role: TeamMemberRole.OWNER,
+  //   });
+
+  //   const result = await teamCollectionService.getCollectionForCLI(
+  //     rootTeamCollection.id,
+  //     user.uid,
+  //   );
+  //   expect(result).toEqualRight({
+  //     id: rootTeamCollection.id,
+  //     data: JSON.stringify(rootTeamCollection.data),
+  //     title: rootTeamCollection.title,
+  //     parentID: rootTeamCollection.parentID,
+  //     folders: [
+  //       {
+  //         id: childTeamCollection.id,
+  //         data: JSON.stringify(childTeamCollection.data),
+  //         title: childTeamCollection.title,
+  //         parentID: childTeamCollection.parentID,
+  //         folders: [],
+  //         requests: [],
+  //       },
+  //     ],
+  //     requests: [],
+  //   });
+  // });
+});

packages/hoppscotch-backend/src/team-collection/team-collection.service.ts

@@ -18,23 +18,34 @@ import {
   TEAM_COL_SEARCH_FAILED,
   TEAM_REQ_PARENT_TREE_GEN_FAILED,
   TEAM_COLL_PARENT_TREE_GEN_FAILED,
+  TEAM_MEMBER_NOT_FOUND,
 } from '../errors';
 import { PubSubService } from '../pubsub/pubsub.service';
 import { escapeSqlLikeString, isValidLength } from 'src/utils';
 import * as E from 'fp-ts/Either';
 import * as O from 'fp-ts/Option';
-import { Prisma, TeamCollection as DBTeamCollection } from '@prisma/client';
+import {
+  Prisma,
+  TeamCollection as DBTeamCollection,
+  TeamRequest,
+} from '@prisma/client';
 import { CollectionFolder } from 'src/types/CollectionFolder';
 import { stringToJson } from 'src/utils';
 import { CollectionSearchNode } from 'src/types/CollectionSearchNode';
-import { ParentTreeQueryReturnType, SearchQueryReturnType } from './helper';
+import {
+  GetCollectionResponse,
+  ParentTreeQueryReturnType,
+  SearchQueryReturnType,
+} from './helper';
 import { RESTError } from 'src/types/RESTError';
+import { TeamService } from 'src/team/team.service';
 
 @Injectable()
 export class TeamCollectionService {
   constructor(
     private readonly prisma: PrismaService,
     private readonly pubsub: PubSubService,
+    private readonly teamService: TeamService,
   ) {}
 
   TITLE_LENGTH = 3;
@@ -1344,4 +1355,95 @@ export class TeamCollectionService {
       return E.left(TEAM_REQ_PARENT_TREE_GEN_FAILED);
     }
   }
+
+  /**
+   * Get all requests in a collection
+   *
+   * @param collectionID The Collection ID
+   * @returns A list of all requests in the collection
+   */
+  private async getAllRequestsInCollection(collectionID: string) {
+    const dbTeamRequests = await this.prisma.teamRequest.findMany({
+      where: {
+        collectionID: collectionID,
+      },
+      orderBy: {
+        orderIndex: 'asc',
+      },
+    });
+
+    const teamRequests = dbTeamRequests.map((tr) => {
+      return <TeamRequest>{
+        id: tr.id,
+        collectionID: tr.collectionID,
+        teamID: tr.teamID,
+        title: tr.title,
+        request: JSON.stringify(tr.request),
+      };
+    });
+
+    return teamRequests;
+  }
+
+  /**
+   * Get Collection Tree for CLI
+   *
+   * @param parentID The parent Collection ID
+   * @returns Collection tree for CLI
+   */
+  private async getCollectionTreeForCLI(parentID: string | null) {
+    const childCollections = await this.prisma.teamCollection.findMany({
+      where: { parentID },
+      orderBy: { orderIndex: 'asc' },
+    });
+
+    const response: GetCollectionResponse[] = [];
+
+    for (const collection of childCollections) {
+      const folder: GetCollectionResponse = {
+        id: collection.id,
+        data: collection.data === null ? null : JSON.stringify(collection.data),
+        title: collection.title,
+        parentID: collection.parentID,
+        folders: await this.getCollectionTreeForCLI(collection.id),
+        requests: await this.getAllRequestsInCollection(collection.id),
+      };
+
+      response.push(folder);
+    }
+
+    return response;
+  }
+
+  /**
+   * Get Collection for CLI
+   *
+   * @param collectionID The Collection ID
+   * @param userUid The User UID
+   * @returns An Either of the Collection details
+   */
+  async getCollectionForCLI(collectionID: string, userUid: string) {
+    try {
+      const collection = await this.prisma.teamCollection.findUniqueOrThrow({
+        where: { id: collectionID },
+      });
+
+      const teamMember = await this.teamService.getTeamMember(
+        collection.teamID,
+        userUid,
+      );
+      if (!teamMember) return E.left(TEAM_MEMBER_NOT_FOUND);
+
+      return E.right(<GetCollectionResponse>{
+        id: collection.id,
+        data: collection.data === null ? null : JSON.stringify(collection.data),
+        title: collection.title,
+        parentID: collection.parentID,
+        folders: await this.getCollectionTreeForCLI(collection.id),
+        requests: await this.getAllRequestsInCollection(collection.id),
+      });
+    } catch (error) {
+      return E.left(TEAM_COLL_NOT_FOUND);
+    }
+  }
 }

packages/hoppscotch-backend/src/team-environments/team-environments.service.spec.ts

@@ -6,19 +6,24 @@ import {
   JSON_INVALID,
   TEAM_ENVIRONMENT_NOT_FOUND,
   TEAM_ENVIRONMENT_SHORT_NAME,
+  TEAM_MEMBER_NOT_FOUND,
 } from 'src/errors';
+import { TeamService } from 'src/team/team.service';
+import { TeamMemberRole } from 'src/team/team.model';
 
 const mockPrisma = mockDeep<PrismaService>();
 
 const mockPubSub = {
   publish: jest.fn().mockResolvedValue(null),
 };
+const mockTeamService = mockDeep<TeamService>();
 
 // eslint-disable-next-line @typescript-eslint/ban-ts-comment
 // @ts-ignore
 const teamEnvironmentsService = new TeamEnvironmentsService(
   mockPrisma,
   mockPubSub as any,
+  mockTeamService,
 );
 
 const teamEnvironment = {
@@ -380,4 +385,47 @@ describe('TeamEnvironmentsService', () => {
       expect(result).toEqual(0);
     });
   });
+
+  describe('getTeamEnvironmentForCLI', () => {
+    test('should successfully return a TeamEnvironment with valid ID', async () => {
+      mockPrisma.teamEnvironment.findFirstOrThrow.mockResolvedValueOnce(
+        teamEnvironment,
+      );
+      mockTeamService.getTeamMember.mockResolvedValue({
+        membershipID: 'sdc3sfdv',
+        userUid: '123454',
+        role: TeamMemberRole.OWNER,
+      });
+
+      const result = await teamEnvironmentsService.getTeamEnvironmentForCLI(
+        teamEnvironment.id,
+        '123454',
+      );
+      expect(result).toEqualRight(teamEnvironment);
+    });
+
+    test('should throw TEAM_ENVIRONMENT_NOT_FOUND with invalid ID', async () => {
+      mockPrisma.teamEnvironment.findFirstOrThrow.mockRejectedValueOnce(
+        'RejectOnNotFound',
+      );
+
+      const result = await teamEnvironmentsService.getTeamEnvironment(
+        teamEnvironment.id,
+      );
+      expect(result).toEqualLeft(TEAM_ENVIRONMENT_NOT_FOUND);
+    });
+
+    test('should throw TEAM_MEMBER_NOT_FOUND if user not in same team', async () => {
+      mockPrisma.teamEnvironment.findFirstOrThrow.mockResolvedValueOnce(
+        teamEnvironment,
+      );
+      mockTeamService.getTeamMember.mockResolvedValue(null);
+
+      const result = await teamEnvironmentsService.getTeamEnvironmentForCLI(
+        teamEnvironment.id,
+        '333',
+      );
+      expect(result).toEqualLeft(TEAM_MEMBER_NOT_FOUND);
+    });
+  });
 });

packages/hoppscotch-backend/src/team-environments/team-environments.service.ts

@@ -6,14 +6,17 @@ import { TeamEnvironment } from './team-environments.model';
 import {
   TEAM_ENVIRONMENT_NOT_FOUND,
   TEAM_ENVIRONMENT_SHORT_NAME,
+  TEAM_MEMBER_NOT_FOUND,
 } from 'src/errors';
 import * as E from 'fp-ts/Either';
 import { isValidLength } from 'src/utils';
+import { TeamService } from 'src/team/team.service';
 @Injectable()
 export class TeamEnvironmentsService {
   constructor(
     private readonly prisma: PrismaService,
     private readonly pubsub: PubSubService,
+    private readonly teamService: TeamService,
   ) {}
 
   TITLE_LENGTH = 3;
@@ -242,4 +245,30 @@ export class TeamEnvironmentsService {
     });
     return envCount;
   }
+
+  /**
+   * Get details of a TeamEnvironment for CLI.
+   *
+   * @param id TeamEnvironment ID
+   * @param userUid User UID
+   * @returns Either of a TeamEnvironment or error message
+   */
+  async getTeamEnvironmentForCLI(id: string, userUid: string) {
+    try {
+      const teamEnvironment =
+        await this.prisma.teamEnvironment.findFirstOrThrow({
+          where: { id },
+        });
+
+      const teamMember = await this.teamService.getTeamMember(
+        teamEnvironment.teamID,
+        userUid,
+      );
+      if (!teamMember) return E.left(TEAM_MEMBER_NOT_FOUND);
+
+      return E.right(teamEnvironment);
+    } catch (error) {
+      return E.left(TEAM_ENVIRONMENT_NOT_FOUND);
+    }
+  }
 }

packages/hoppscotch-backend/src/types/AccessToken.ts

@@ -0,0 +1,7 @@
+export type AccessToken = {
+  id: string;
+  label: string;
+  createdOn: Date;
+  lastUsedOn: Date;
+  expiresOn: null | Date;
+};

packages/hoppscotch-backend/src/types/RESTError.ts

@@ -5,6 +5,6 @@ import { HttpStatus } from '@nestjs/common';
  ** Since its REST we need to return the HTTP status code along with the error message
  */
 export type RESTError = {
-  message: string;
+  message: string | Record<string, string>;
   statusCode: HttpStatus;
 };

packages/hoppscotch-backend/src/user-collection/user-collection.service.spec.ts

@@ -38,6 +38,7 @@ const user: AuthUser = {
   photoURL: 'https://en.wikipedia.org/wiki/Dwight_Schrute',
   isAdmin: false,
   refreshToken: 'hbfvdkhjbvkdvdfjvbnkhjb',
+  lastLoggedOn: currentTime,
   createdOn: currentTime,
   currentGQLSession: {},
   currentRESTSession: {},

packages/hoppscotch-backend/src/user-request/user-request.service.spec.ts

@@ -41,6 +41,7 @@ const user: AuthUser = {
   photoURL: 'https://example.com/photo.png',
   isAdmin: false,
   refreshToken: null,
+  lastLoggedOn: new Date(),
   createdOn: new Date(),
   currentGQLSession: null,
   currentRESTSession: null,

packages/hoppscotch-backend/src/user-settings/user-settings.service.spec.ts

@@ -27,6 +27,7 @@ const user: AuthUser = {
   refreshToken: 'hbfvdkhjbvkdvdfjvbnkhjb',
   currentGQLSession: {},
   currentRESTSession: {},
+  lastLoggedOn: currentTime,
   createdOn: currentTime,
 };
 

packages/hoppscotch-backend/src/user/user.model.ts

@@ -30,6 +30,12 @@ export class User {
   })
   isAdmin: boolean;
 
+  @Field({
+    nullable: true,
+    description: 'Date when the user last logged in',
+  })
+  lastLoggedOn: Date;
+
   @Field({
     description: 'Date when the user account was created',
   })

packages/hoppscotch-backend/src/user/user.service.spec.ts

@@ -42,6 +42,7 @@ const user: AuthUser = {
   currentRESTSession: {},
   currentGQLSession: {},
   refreshToken: 'hbfvdkhjbvkdvdfjvbnkhjb',
+  lastLoggedOn: currentTime,
   createdOn: currentTime,
 };
 
@@ -54,6 +55,7 @@ const adminUser: AuthUser = {
   currentRESTSession: {},
   currentGQLSession: {},
   refreshToken: 'hbfvdkhjbvkdvdfjvbnkhjb',
+  lastLoggedOn: currentTime,
   createdOn: currentTime,
 };
 
@@ -67,6 +69,7 @@ const users: AuthUser[] = [
     currentRESTSession: {},
     currentGQLSession: {},
     refreshToken: 'hbfvdkhjbvkdvdfjvbnkhjb',
+    lastLoggedOn: currentTime,
     createdOn: currentTime,
   },
   {
@@ -78,6 +81,7 @@ const users: AuthUser[] = [
     currentRESTSession: {},
     currentGQLSession: {},
     refreshToken: 'hbfvdkhjbvkdvdfjvbnkhjb',
+    lastLoggedOn: currentTime,
     createdOn: currentTime,
   },
   {
@@ -89,6 +93,7 @@ const users: AuthUser[] = [
     currentRESTSession: {},
     currentGQLSession: {},
     refreshToken: 'hbfvdkhjbvkdvdfjvbnkhjb',
+    lastLoggedOn: currentTime,
     createdOn: currentTime,
   },
 ];
@@ -103,6 +108,7 @@ const adminUsers: AuthUser[] = [
     currentRESTSession: {},
     currentGQLSession: {},
     refreshToken: 'hbfvdkhjbvkdvdfjvbnkhjb',
+    lastLoggedOn: currentTime,
     createdOn: currentTime,
   },
   {
@@ -114,6 +120,7 @@ const adminUsers: AuthUser[] = [
     currentRESTSession: {},
     currentGQLSession: {},
     refreshToken: 'hbfvdkhjbvkdvdfjvbnkhjb',
+    lastLoggedOn: currentTime,
     createdOn: currentTime,
   },
   {
@@ -125,6 +132,7 @@ const adminUsers: AuthUser[] = [
     currentRESTSession: {},
     currentGQLSession: {},
     refreshToken: 'hbfvdkhjbvkdvdfjvbnkhjb',
+    lastLoggedOn: currentTime,
     createdOn: currentTime,
   },
 ];
@@ -495,6 +503,26 @@ describe('UserService', () => {
     });
   });
 
+  describe('updateUserLastLoggedOn', () => {
+    test('should resolve right and update user last logged on', async () => {
+      const currentTime = new Date();
+      mockPrisma.user.update.mockResolvedValueOnce({
+        ...user,
+        lastLoggedOn: currentTime,
+      });
+
+      const result = await userService.updateUserLastLoggedOn(user.uid);
+      expect(result).toEqualRight(true);
+    });
+
+    test('should resolve left and error when invalid user uid is passed', async () => {
+      mockPrisma.user.update.mockRejectedValueOnce('NotFoundError');
+
+      const result = await userService.updateUserLastLoggedOn('invalidUserUid');
+      expect(result).toEqualLeft(USER_NOT_FOUND);
+    });
+  });
+
   describe('fetchAllUsers', () => {
     test('should resolve right and return 20 users when cursor is null', async () => {
       mockPrisma.user.findMany.mockResolvedValueOnce(users);

packages/hoppscotch-backend/src/user/user.service.ts

@@ -114,7 +114,7 @@ export class UserService {
    * @param userUid User uid
    * @returns Either of User with updated refreshToken
    */
-  async UpdateUserRefreshToken(refreshTokenHash: string, userUid: string) {
+  async updateUserRefreshToken(refreshTokenHash: string, userUid: string) {
     try {
       const user = await this.prisma.user.update({
         where: {
@@ -174,6 +174,7 @@ export class UserService {
         displayName: userDisplayName,
         email: profile.emails[0].value,
         photoURL: userPhotoURL,
+        lastLoggedOn: new Date(),
         providerAccounts: {
           create: {
             provider: profile.provider,
@@ -221,7 +222,7 @@ export class UserService {
   }
 
   /**
-   * Update User displayName and photoURL
+   * Update User displayName and photoURL when logged in via a SSO provider
    *
    * @param user User object
    * @param profile Data received from SSO provider on the users account
@@ -236,6 +237,7 @@ export class UserService {
         data: {
           displayName: !profile.displayName ? null : profile.displayName,
           photoURL: !profile.photos ? null : profile.photos[0].value,
+          lastLoggedOn: new Date(),
         },
       });
       return E.right(updatedUser);
@@ -289,7 +291,7 @@ export class UserService {
   }
 
   /**
-   * Update a user's data
+   * Update a user's displayName
    * @param userUID User UID
    * @param displayName User's displayName
    * @returns a Either of User or error
@@ -316,6 +318,22 @@ export class UserService {
     }
   }
 
+  /**
+   * Update user's lastLoggedOn timestamp
+   * @param userUID User UID
+   */
+  async updateUserLastLoggedOn(userUid: string) {
+    try {
+      await this.prisma.user.update({
+        where: { uid: userUid },
+        data: { lastLoggedOn: new Date() },
+      });
+      return E.right(true);
+    } catch (e) {
+      return E.left(USER_NOT_FOUND);
+    }
+  }
+
   /**
    * Validate and parse currentRESTSession and currentGQLSession
    * @param sessionData string of the session