import { requestClient } from '#/api/request';

// ==================== 类型定义 ====================

/** 实时客流区域信息 */
export interface TrafficAreaItem {
  areaId: number;
  areaName: string;
  todayIn: number;
  todayOut: number;
  currentOccupancy: number;
  deviceCount: number;
}

/** 全局实时客流响应 */
export interface TrafficRealtimeResp {
  totalIn: number;
  totalOut: number;
  currentOccupancy: number;
  areas: TrafficAreaItem[];
  hourlyTrend: {
    hours: string[];
    inData: number[];
    outData: number[];
  };
  yesterdayHourlyTrend?: {
    hours: string[];
    inData: number[];
    outData: number[];
  };
  message?: string; // 提示信息，如"该区域暂未配置客流设备"
}

/** 客流趋势响应（全局/设备/区域通用） */
export interface TrafficTrendResp {
  deviceId?: null | number;
  areaId?: null | number;
  dates: string[];
  inData: number[];
  outData: number[];
  netData: number[];
  totalIn: number;
  totalOut: number;
}

/** 设备/区域实时客流响应（单条） */
export interface DeviceTrafficRealtimeResp {
  deviceId: number;
  deviceName: null | string;
  areaId: null | number;
  areaName: null | string;
  todayIn: number;
  todayOut: number;
  currentOccupancy: number;
  hourlyTrend: {
    hours: string[];
    inData: number[];
    outData: number[];
  };
  yesterdayHourlyTrend?: {
    hours: string[];
    inData: number[];
    outData: number[];
  };
}

/** 趋势查询参数 */
export interface TrafficTrendQuery {
  deviceId?: number;
  areaId?: number;
  areaIds?: string; // 逗号分隔的区域ID列表
  startDate?: string; // yyyy-MM-dd
  endDate?: string; // yyyy-MM-dd
}

// ==================== 迁移接口（路径变更） ====================

/** 获取全局实时客流数据 */
export function getTrafficRealtime(date?: string) {
  return requestClient.get<TrafficRealtimeResp>('/ops/traffic/realtime', {
    params: date ? { date } : undefined,
  });
}

/** 获取全局近7天客流趋势 */
export function getTrafficTrend(params?: TrafficTrendQuery) {
  return requestClient.get<TrafficTrendResp>('/ops/traffic/trend', {
    params,
  });
}

// ==================== 新增接口 ====================

/** 获取单设备实时客流 */
export function getDeviceRealtime(deviceId: number) {
  return requestClient.get<DeviceTrafficRealtimeResp>(
    '/ops/traffic/device/realtime',
    { params: { deviceId } },
  );
}

/** 获取区域实时客流（汇总，返回与全局一致的结构） */
export function getAreaRealtime(areaIds: number[], date?: string) {
  return requestClient.get<TrafficRealtimeResp>('/ops/traffic/area/realtime', {
    params: { areaIds: areaIds.join(','), ...(date ? { date } : {}) },
  });
}

/** 获取单设备客流趋势 */
export function getDeviceTrend(params: TrafficTrendQuery) {
  return requestClient.get<TrafficTrendResp>('/ops/traffic/device/trend', {
    params,
  });
}

/** 获取区域客流趋势（汇总） */
export function getAreaTrend(params: TrafficTrendQuery) {
  return requestClient.get<TrafficTrendResp>('/ops/traffic/area/trend', {
    params,
  });
}