/**
 * 仪表板服务
 * 负责仪表板数据的API调用
 */

import apiClient from '@/infrastructure/api/client';
import { API_ENDPOINTS } from '@/infrastructure/api/endpoints';
import type {
  ApiResponse,
  DashboardOverview,
  DashboardTrendData,
  DashboardPeriod,
  RegionDistributionItem,
  DashboardActivity,
  DashboardStatItem,
} from '@/types';

/** 仪表板概览响应 */
interface DashboardOverviewResponse {
  stats: DashboardStatItem[];
  overview: DashboardOverview;
}

/** 仪表板趋势响应 */
interface DashboardTrendResponse {
  trend: DashboardTrendData;
}

/** 仪表板区域分布响应 */
interface DashboardRegionResponse {
  regions: RegionDistributionItem[];
}

/** 仪表板活动响应 */
interface DashboardActivitiesResponse {
  activities: DashboardActivity[];
}

/**
 * 仪表板服务
 */
export const dashboardService = {
  /**
   * 获取仪表板概览数据（统计卡片）
   */
  async getOverview(): Promise<ApiResponse<DashboardOverviewResponse>> {
    return apiClient.get(API_ENDPOINTS.DASHBOARD.OVERVIEW);
  },

  /**
   * 获取仪表板统计卡片数据
   */
  async getStats(): Promise<ApiResponse<{ stats: DashboardStatItem[] }>> {
    return apiClient.get(API_ENDPOINTS.DASHBOARD.STATS);
  },

  /**
   * 获取趋势图表数据
   * @param period 时间周期 (7d | 30d | 90d)
   */
  async getTrendData(period: DashboardPeriod = '7d'): Promise<ApiResponse<DashboardTrendResponse>> {
    return apiClient.get(API_ENDPOINTS.DASHBOARD.CHARTS, {
      params: { period },
    });
  },

  /**
   * 获取区域分布数据
   */
  async getRegionDistribution(): Promise<ApiResponse<DashboardRegionResponse>> {
    return apiClient.get(API_ENDPOINTS.DASHBOARD.REGION);
  },

  /**
   * 获取最近活动列表
   * @param limit 返回数量限制
   */
  async getRecentActivities(limit = 5): Promise<ApiResponse<DashboardActivitiesResponse>> {
    return apiClient.get(API_ENDPOINTS.DASHBOARD.ACTIVITIES, {
      params: { limit },
    });
  },
};

export default dashboardService;