import { Module } from '@nestjs/common';
import { COURIER_PROVIDER, CourierProviderCode } from './courier.constants';
import { CourierConfigService } from './courier.config';
import { CourierService } from './courier.service';
import { XiaofeixiaClient } from './xiaofeixia/xiaofeixia.client';
import { XiaofeixiaProvider } from './xiaofeixia/xiaofeixia.provider';
import type { ICourierProvider } from './courier.types';

@Module({
  providers: [
    CourierConfigService,
    XiaofeixiaClient,
    XiaofeixiaProvider,
    {
      provide: COURIER_PROVIDER,
      useFactory: (
        configService: CourierConfigService,
        xiaofeixia: XiaofeixiaProvider,
      ): ICourierProvider => {
        const { provider } = configService.load();
        switch (provider) {
          case CourierProviderCode.XIAOFEIXIA:
            return xiaofeixia;
          default:
            throw new Error(`Courier provider not implemented: ${provider}`);
        }
      },
      inject: [CourierConfigService, XiaofeixiaProvider],
    },
    CourierService,
  ],
  exports: [CourierService, CourierConfigService, COURIER_PROVIDER, XiaofeixiaProvider],
})
export class CourierModule {}