import { Injectable, Logger } from '@nestjs/common';
import { ConfigService } from '@nestjs/config';

export interface PlantingStats {
  totalOrders: number;
  totalTrees: number;
  totalAmount: string;
  newUsers: number;
  activeUsers: number;
}

export interface RegionalPlantingStats extends PlantingStats {
  regionCode: string;
  regionName: string;
}

@Injectable()
export class PlantingServiceClient {
  private readonly logger = new Logger(PlantingServiceClient.name);
  private readonly baseUrl: string;

  constructor(private readonly configService: ConfigService) {
    this.baseUrl = this.configService.get<string>(
      'PLANTING_SERVICE_URL',
      'http://localhost:3003',
    );
  }

  async getDailyStats(date: Date): Promise<PlantingStats> {
    this.logger.debug(`Fetching daily planting stats from ${this.baseUrl}`);

    // Mock data for development
    return {
      totalOrders: 0,
      totalTrees: 0,
      totalAmount: '0',
      newUsers: 0,
      activeUsers: 0,
    };
  }

  async getStatsForDateRange(
    startDate: Date,
    endDate: Date,
  ): Promise<PlantingStats> {
    this.logger.debug(
      `Fetching planting stats for range ${startDate} - ${endDate} from ${this.baseUrl}`,
    );

    return {
      totalOrders: 0,
      totalTrees: 0,
      totalAmount: '0',
      newUsers: 0,
      activeUsers: 0,
    };
  }

  async getRegionalStats(
    regionCode: string,
    startDate: Date,
    endDate: Date,
  ): Promise<RegionalPlantingStats> {
    this.logger.debug(
      `Fetching regional planting stats for ${regionCode} from ${this.baseUrl}`,
    );

    return {
      regionCode,
      regionName: '',
      totalOrders: 0,
      totalTrees: 0,
      totalAmount: '0',
      newUsers: 0,
      activeUsers: 0,
    };
  }

  async getAllProvincesStats(
    startDate: Date,
    endDate: Date,
  ): Promise<RegionalPlantingStats[]> {
    this.logger.debug(`Fetching all provinces planting stats from ${this.baseUrl}`);

    return [];
  }

  async getAllCitiesStats(
    provinceCode: string,
    startDate: Date,
    endDate: Date,
  ): Promise<RegionalPlantingStats[]> {
    this.logger.debug(
      `Fetching all cities planting stats for province ${provinceCode} from ${this.baseUrl}`,
    );

    return [];
  }
}
