import { PrismaService } from '@/src/core/prisma/prisma.service'
import { MailService } from '@/src/module/libs/mail/mail.service'
import { StorageService } from '@/src/module/libs/storage/storage.service'
import { Injectable } from '@nestjs/common'
import { Cron, CronExpression } from '@nestjs/schedule'

@Injectable()
export class CronService {
  constructor(
    private readonly prismaService: PrismaService,
    private readonly mailService: MailService,
    private readonly storageService: StorageService,
  ) {
  }

  @Cron(CronExpression.EVERY_DAY_AT_NOON)
  private async deleteDeactivatedAccounts() {
    const sevenDayAgo = new Date()
    sevenDayAgo.setDate(sevenDayAgo.getDay() - 7)

    const deactivatedAccounts = await this.prismaService.user.findMany({
      where: {
        isDeactivated: true,
        deactivatedAt: {
          lte: sevenDayAgo,
        },
      },
    })

    for (const user of deactivatedAccounts) {
      console.log('Deactivate user', user.name, user.email)
      await this.mailService.sendAccountDeletion(user.email)
      if (user.avatar) {
        await this.storageService.remove(user.avatar)
      }
    }

    await this.prismaService.user.deleteMany({
      where: {
        isDeactivated: true,
        deactivatedAt: {
          lte: sevenDayAgo,
        },
      },
    })
  }
}