homemanager-be/src/shared/guards/building.guard.ts

45 lines
1.2 KiB
TypeScript

import { Injectable, CanActivate, ExecutionContext } from '@nestjs/common';
import { Request } from 'express';
import { BuildingService } from 'src/objects/building/building.service';
import { User } from 'src/objects/user/user.entity';
@Injectable()
export class BuildingGuard implements CanActivate {
constructor(private readonly buildingService: BuildingService) {}
async canActivate(context: ExecutionContext): Promise<boolean> {
const http = context.switchToHttp();
const request = http.getRequest() as Request;
const response = http.getResponse();
const user = response.locals.user as User;
if (!user) return false;
if (
request.params.buildingId == null &&
request.body?.buildingId == null &&
request.query?.buildingId == null
) {
return true;
}
const buildingId = parseInt(
request.params.buildingId ||
request.body?.buildingId ||
request.query?.buildingId,
10,
);
if (!buildingId || isNaN(buildingId)) return false;
const buildingAccess = await this.buildingService.getBuildingByIdAndUserSub(
buildingId,
user.sub,
);
if (!buildingAccess) return false;
response.locals.building = buildingAccess;
return true;
}
}