fairnesscoop / permacoop

import {Injectable} from '@nestjs/common';

import {InjectRepository} from '@nestjs/typeorm';

import {Repository} from 'typeorm';

import {IEventRepository} from 'src/Domain/FairCalendar/Repository/IEventRepository';

import {Event} from 'src/Domain/FairCalendar/Event.entity';

import {User} from 'src/Domain/User/User.entity';

@Injectable()

export class EventRepository implements IEventRepository {

  constructor(

    @InjectRepository(Event)

    private readonly repository: Repository<Event>

  ) {}

  public save(event: Event): Promise<Event> {

    return this.repository.save(event);

  }

  public delete(event: Event): void {

    this.repository.delete(event);

  }

  public async getDayTimeSpentByUser(

    user: User,

    date: string

  ): Promise<number> {

    const result = await this.repository

      .createQueryBuilder('event')

      .select('SUM(event.time) as time')

      .where('event.date = :date', {date})

      .andWhere('event.user = :user', {user: user.getId()})

      .getRawOne();

    return Number(result.time) || 0;

  }

  public findOneById(id: string): Promise<Event> {

    return this.repository

      .createQueryBuilder('event')

      .select(['event.id', 'user.id'])

      .where('event.id = :id', {id})

      .innerJoin('event.user', 'user')

      .getOne();

  }

  public findMonthlyEvents(date: string, userId: string): Promise<Event[]> {

    const month = new Date(date).getMonth() + 1;

    const year = new Date(date).getFullYear();

    return this.repository

      .createQueryBuilder('event')

      .select([

        'event.id',

        'event.time',

        'event.summary',

        'event.date',

        'event.type',

        'project.title',

        'task.title'

      ])

      .where('user.id = :userId', {userId})

      .andWhere('extract(month FROM event.date) = :month', {month})

      .andWhere('extract(year FROM event.date) = :year', {year})

      .innerJoin('event.user', 'user')

      .leftJoin('event.project', 'project')

      .leftJoin('event.task', 'task')

      .orderBy('event.date', 'ASC')

      .getMany();

  }

}