package com.southern.power.grid.controller;

import com.alibaba.excel.EasyExcel;
import com.southern.power.grid.common.Result;
import com.southern.power.grid.entity.*;
import com.southern.power.grid.listener.DataExcelListener;
import com.southern.power.grid.service.IDnerDailyPowerOutageEventService;
import com.southern.power.grid.service.IDnerHourlyPowerOutageEventService;
import com.southern.power.grid.service.IDnerSiteAreaConfigurationService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;

import java.io.InputStream;
import java.util.List;
import java.util.UUID;

/**
 * 配网抢修-Controller
 *
 * @author: junzhangfm
 * @date: 2026/3/13
 **/
@RestController
@RequestMapping("/api/v1/dner")
@Slf4j
public class DnerController {
    @Autowired
    private DataExcelListener dataExcelListener;

    @Autowired
    private IDnerHourlyPowerOutageEventService dnerHourlyPowerOutageEventService;

    @Autowired
    private IDnerDailyPowerOutageEventService dnerDailyPowerOutageEventService;

    @Autowired
    private IDnerSiteAreaConfigurationService dnerSiteAreaConfigurationService;

    @PostMapping("/area-tree/query")
    public Result<List<AreaTreeVO>> queryAreaTree(@RequestBody AreaTreeReq req) {
        // TODO 使用POST请求，后续新增高级筛选时，加入请求入参
        return Result.success(dnerSiteAreaConfigurationService.queryAreaTree());
    }

    /**
     * 分时图数据查询
     *
     * @param orgCode   地区编码
     * @param startDate 开始时间
     * @param endDate   结束时间
     * @return 返回结果
     */
    @GetMapping("/intraday/query")
    public Result<HourlyPowerOutageEventChartVO> queryIntradayData(@RequestParam String orgCode,
                                                                   @RequestParam String startDate,
                                                                   @RequestParam String endDate) {
        return Result.success(dnerHourlyPowerOutageEventService.queryIntradayData(orgCode, startDate, endDate));
    }


    /**
     * K线数据查询
     *
     * @param orgCode   地区编码
     * @param startDate 开始时间
     * @param endDate   结束时间
     * @return 返回结果
     */
    @GetMapping("/kline/query")
    public Result<DailyPowerOutageEventVO> queryKlineData(@RequestParam String orgCode,
                                                          @RequestParam String startDate,
                                                          @RequestParam String endDate) {
        return Result.success(dnerDailyPowerOutageEventService.queryKlineData(orgCode, startDate, endDate));
    }

    /**
     * 通过easyexcel流式读取导入数据
     *
     * @param inputStream 文件流
     * @return 返回结果
     */
    @PostMapping("/excel/import")
    public Result<Boolean> importExcel(@RequestParam("file") InputStream inputStream) {
        // 采用easyExcel流式读取，一行一行读，不加载整个excel文件，防止OOM
        EasyExcel.read(inputStream, DataExcelEntity.class, dataExcelListener)
                .sheet()
                .doRead();
        return Result.success(Boolean.TRUE);
    }
}