AcadeDoc/apps/server/src/core/page/page.controller.ts

import {
  Controller,
  Post,
  Body,
  HttpCode,
  HttpStatus,
  UseGuards,
  ForbiddenException,
  NotFoundException,
} from '@nestjs/common';
import { PageService } from './services/page.service';
import { CreatePageDto } from './dto/create-page.dto';
import { UpdatePageDto } from './dto/update-page.dto';
import { MovePageDto } from './dto/move-page.dto';
import { PageHistoryIdDto, PageIdDto, SpaceIdDto } from './dto/page.dto';
import { PageHistoryService } from './services/page-history.service';
import { AuthUser } from '../../decorators/auth-user.decorator';
import { AuthWorkspace } from '../../decorators/auth-workspace.decorator';
import { JwtAuthGuard } from '../../guards/jwt-auth.guard';
import { PaginationOptions } from '@docmost/db/pagination/pagination-options';
import { User, Workspace } from '@docmost/db/types/entity.types';
import { SidebarPageDto } from './dto/sidebar-page.dto';
import {
  SpaceCaslAction,
  SpaceCaslSubject,
} from '../casl/interfaces/space-ability.type';
import SpaceAbilityFactory from '../casl/abilities/space-ability.factory';
import { PageRepo } from '@docmost/db/repos/page/page.repo';

@UseGuards(JwtAuthGuard)
@Controller('pages')
export class PageController {
  constructor(
    private readonly pageService: PageService,
    private readonly pageRepo: PageRepo,
    private readonly pageHistoryService: PageHistoryService,
    private readonly spaceAbility: SpaceAbilityFactory,
  ) {}

  @HttpCode(HttpStatus.OK)
  @Post('/info')
  async getPage(@Body() pageIdDto: PageIdDto, @AuthUser() user: User) {
    const page = await this.pageRepo.findById(pageIdDto.pageId);

    if (!page) {
      throw new NotFoundException('Page not found');
    }

    const ability = await this.spaceAbility.createForUser(user, page.spaceId);
    if (ability.cannot(SpaceCaslAction.Read, SpaceCaslSubject.Page)) {
      throw new ForbiddenException();
    }

    return page;
  }

  @HttpCode(HttpStatus.OK)
  @Post('create')
  async create(
    @Body() createPageDto: CreatePageDto,
    @AuthUser() user: User,
    @AuthWorkspace() workspace: Workspace,
  ) {
    const ability = await this.spaceAbility.createForUser(
      user,
      createPageDto.spaceId,
    );
    if (ability.cannot(SpaceCaslAction.Create, SpaceCaslSubject.Page)) {
      throw new ForbiddenException();
    }

    return this.pageService.create(user.id, workspace.id, createPageDto);
  }

  @HttpCode(HttpStatus.OK)
  @Post('update')
  async update(@Body() updatePageDto: UpdatePageDto, @AuthUser() user: User) {
    const page = await this.pageRepo.findById(updatePageDto.pageId);

    if (!page) {
      throw new NotFoundException('Page not found');
    }

    const ability = await this.spaceAbility.createForUser(user, page.spaceId);
    if (ability.cannot(SpaceCaslAction.Edit, SpaceCaslSubject.Page)) {
      throw new ForbiddenException();
    }

    return this.pageService.update(
      updatePageDto.pageId,
      updatePageDto,
      user.id,
    );
  }

  @HttpCode(HttpStatus.OK)
  @Post('delete')
  async delete(@Body() pageIdDto: PageIdDto, @AuthUser() user: User) {
    const page = await this.pageRepo.findById(pageIdDto.pageId);

    if (!page) {
      throw new NotFoundException('Page not found');
    }

    const ability = await this.spaceAbility.createForUser(user, page.spaceId);
    if (ability.cannot(SpaceCaslAction.Read, SpaceCaslSubject.Page)) {
      throw new ForbiddenException();
    }
    await this.pageService.forceDelete(pageIdDto.pageId);
  }

  @HttpCode(HttpStatus.OK)
  @Post('restore')
  async restore(@Body() pageIdDto: PageIdDto) {
    //  await this.pageService.restore(deletePageDto.id);
  }

  @HttpCode(HttpStatus.OK)
  @Post('recent')
  async getRecentSpacePages(
    @Body() spaceIdDto: SpaceIdDto,
    @Body() pagination: PaginationOptions,
    @AuthUser() user: User,
  ) {
    const ability = await this.spaceAbility.createForUser(
      user,
      spaceIdDto.spaceId,
    );
    if (ability.cannot(SpaceCaslAction.Read, SpaceCaslSubject.Page)) {
      throw new ForbiddenException();
    }
    return this.pageService.getRecentSpacePages(spaceIdDto.spaceId, pagination);
  }

  // TODO: scope to workspaces
  @HttpCode(HttpStatus.OK)
  @Post('/history')
  async getPageHistory(
    @Body() dto: PageIdDto,
    @Body() pagination: PaginationOptions,
    @AuthUser() user: User,
  ) {
    const page = await this.pageRepo.findById(dto.pageId);
    const ability = await this.spaceAbility.createForUser(user, page.spaceId);
    if (ability.cannot(SpaceCaslAction.Read, SpaceCaslSubject.Page)) {
      throw new ForbiddenException();
    }

    return this.pageHistoryService.findHistoryByPageId(dto.pageId, pagination);
  }

  @HttpCode(HttpStatus.OK)
  @Post('/history/info')
  async getPageHistoryInfo(
    @Body() dto: PageHistoryIdDto,
    @AuthUser() user: User,
  ) {
    const history = await this.pageHistoryService.findById(dto.historyId);

    const ability = await this.spaceAbility.createForUser(
      user,
      history.spaceId,
    );
    if (ability.cannot(SpaceCaslAction.Read, SpaceCaslSubject.Page)) {
      throw new ForbiddenException();
    }
    return history;
  }

  @HttpCode(HttpStatus.OK)
  @Post('/sidebar-pages')
  async getSidebarPages(
    @Body() dto: SidebarPageDto,
    @Body() pagination: PaginationOptions,
    @AuthUser() user: User,
  ) {
    const ability = await this.spaceAbility.createForUser(user, dto.spaceId);
    console.log(ability.can(SpaceCaslAction.Read, SpaceCaslSubject.Page));
    if (ability.cannot(SpaceCaslAction.Read, SpaceCaslSubject.Page)) {
      throw new ForbiddenException();
    }
    return this.pageService.getSidebarPages(dto, pagination);
  }

  @HttpCode(HttpStatus.OK)
  @Post('move')
  async movePage(@Body() dto: MovePageDto, @AuthUser() user: User) {
    const movedPage = await this.pageRepo.findById(dto.pageId);
    if (!movedPage) {
      throw new NotFoundException('Moved page not found');
    }

    const ability = await this.spaceAbility.createForUser(
      user,
      movedPage.spaceId,
    );
    if (ability.cannot(SpaceCaslAction.Edit, SpaceCaslSubject.Page)) {
      throw new ForbiddenException();
    }

    return this.pageService.movePage(dto, movedPage);
  }

  @HttpCode(HttpStatus.OK)
  @Post('/breadcrumbs')
  async getPageBreadcrumbs(@Body() dto: PageIdDto, @AuthUser() user: User) {
    const page = await this.pageRepo.findById(dto.pageId);
    const ability = await this.spaceAbility.createForUser(user, page.spaceId);
    if (ability.cannot(SpaceCaslAction.Read, SpaceCaslSubject.Page)) {
      throw new ForbiddenException();
    }
    return this.pageService.getPageBreadCrumbs(dto.pageId);
  }
}