import { Body, Controller, Post, UseGuards } from '@nestjs/common'
import { subDays } from 'date-fns'

import { BasicAuthorizationGuard } from '../../../guards/basic_authorization.guard'
import { SubscriptionInstallment } from '../../../models'
import { Subscription } from '../../../models/subscription.model'
import { BaseEventParams, CronEvent, OneoffScheduledEventParams } from '../../../params'
import { parseISO } from '../../../utils/date'
import { Contract } from '../domain/contract'

@UseGuards(BasicAuthorizationGuard)
@Controller('contract')
export class ContractController {
  constructor(private readonly contract: Contract) {}

  @Post('check_activated_subscriptions')
  async checkActivatedSubscriptions(@Body() data: CronEvent): Promise<void> {
    const date = parseISO(data.scheduled_time)

    await this.contract.checkActivatedSubscriptions(subDays(date, 3))
  }

  @Post('emit_service_order_when_updated')
  async emitServiceOrderWhenUpdated(@Body() data: BaseEventParams<SubscriptionInstallment>): Promise<void> {
    const subscriptionInstallment = SubscriptionInstallment.toInstance(data.event.data.new || data.event.data.row)

    await this.contract.emitServiceOrderForInstallment(subscriptionInstallment)
  }

  @Post('emit_service_order')
  async emitServiceOrder(
    @Body() { payload }: OneoffScheduledEventParams<Partial<SubscriptionInstallment>>,
  ): Promise<void> {
    const subscriptionInstallment = SubscriptionInstallment.toInstance(payload)

    await this.contract.emitServiceOrderForInstallment(subscriptionInstallment)
  }

  @Post('cancel')
  async cancel(@Body() data: BaseEventParams<Subscription>): Promise<void> {
    const subscription = Subscription.toInstance(data.event.data.new || data.event.data.row)

    await this.contract.cancel(subscription)
  }
}