package com.repair.controller;


import com.repair.api.RepairConsumablesControllerAPI;
import com.repair.common.utils.ExcelExportUtil;
import com.repair.common.utils.ExcelUtils;
import com.repair.common.utils.TimeExchange;
import com.repair.common.utils.paramUtils;
import com.repair.model.enumModel.eRecordStatu;
import com.repair.model.pojo.RepairConsumables;
import com.repair.model.pojo.RepairRecord;
import com.repair.model.request.insertConsumablesRequest;
import com.repair.model.result.CommonResult;
import com.repair.model.result.PageUtils;
import com.repair.model.vo.ChangeConsumesVo;
import com.repair.model.vo.ChangePriceConsumeVo;
import com.repair.model.vo.ConsumableExcelVo;
import com.repair.model.vo.ConsumablePageVo;
import com.repair.services.RepairConsumablesService;
import com.repair.services.RepairRecordService;
import org.apache.poi.ss.usermodel.Workbook;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.validation.BindingResult;

import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletResponse;
import java.lang.reflect.InvocationTargetException;
import java.math.BigDecimal;
import java.text.ParseException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

/**
 * <p>
 * 前端控制器
 * </p>
 *
 * @author ceshi
 * @since 2023-07-20
 */
@RestController
public class RepairConsumablesController implements RepairConsumablesControllerAPI {

    @Autowired
    private RepairConsumablesService repairConsumablesService;
    @Autowired
    private RepairRecordService repairRecordService;

    @Override
    public CommonResult InsertrepairConsumables(RepairConsumables rc, BindingResult bindingResult) {
        if (bindingResult.hasErrors()) {
            String st = paramUtils.getParamError(bindingResult);
            return CommonResult.fail(st);
        }

        int result = repairConsumablesService.insertRepairConsumables(rc);

        return result > 0 ? CommonResult.ok("添加成功") : CommonResult.fail("添加失败");
    }

    @Override
    public CommonResult updaterepairConsumablesById(RepairConsumables rc, BindingResult bindingResult) {
        if (bindingResult.hasErrors()) {
            String st = paramUtils.getParamError(bindingResult);
            return CommonResult.fail(st);
        }

        int result = repairConsumablesService.updateRepairConsumables(rc);

        return result > 0 ? CommonResult.ok("修改成功") : CommonResult.fail("修改失败");
    }

    @Override
    public CommonResult queryPagerepairConsumabless(int currentPage, int pageCount, String name) {
        PageUtils<RepairConsumables> result = repairConsumablesService.queryPageRepairConsumabless(currentPage, pageCount, name);

        return CommonResult.ok(result);
    }

    @Override
    public CommonResult deleterepairConsumablesById(int id) {
        RepairConsumables data = repairConsumablesService.getRepairById(id);
        if (data == null) {
            return CommonResult.fail("当前数据不存在，删除失败！");
        }

        int result = repairConsumablesService.deleteRepairConsumablesById(id);

        return result > 0 ? CommonResult.ok("删除成功") : CommonResult.fail("删除失败");
    }

    @Override
    public CommonResult queryRepairConsumablePageList(int currentPage, int pageCount, String keyWord, String startTime, String endTime) {

        if (startTime != null && endTime != null) {
            try {
                startTime = TimeExchange.getStartOfDayStr(TimeExchange.StringToDate(startTime, "yyyy-MM-dd"));
                endTime = TimeExchange.getEndOfDayStr(TimeExchange.StringToDate(endTime, "yyyy-MM-dd"));
            } catch (Exception e) {
            }
        }

        PageUtils<ConsumablePageVo> result = repairConsumablesService.queryConsumablePageList(currentPage, pageCount, keyWord, startTime, endTime);
        return CommonResult.ok(result);
    }

    @Override
    public void downloadRepairConsumableExcel(String keyWord, String startTime, String endTime, HttpServletResponse response) throws NoSuchMethodException, InstantiationException, IllegalAccessException, InvocationTargetException {
        Map<String, String> map = new HashMap<>();
        //表头与键值对的映射关系
        map.put("id", "数据ID");
        map.put("consumeName", "耗材名称");
        map.put("price", "单价(元)");
        map.put("number", "数量");
        map.put("totalPrice", "金额(元)");
        map.put("articleName", "工单");
        map.put("reportTimeStr", "报修时间");
        map.put("updateTimeStr", "维修时间");

        if (startTime != null && endTime != null) {
            try {
                startTime = TimeExchange.getStartOfDayStr(TimeExchange.StringToDate(startTime, "yyyy-MM-dd"));
                endTime = TimeExchange.getEndOfDayStr(TimeExchange.StringToDate(endTime, "yyyy-MM-dd"));
            } catch (Exception e) {
            }
        }
        List<ConsumableExcelVo> datas = repairConsumablesService.queryConsumablePageList(keyWord, startTime, endTime);

        List<String> orderList = new ArrayList<>();
        orderList.add("id");
        orderList.add("consumeName");
        orderList.add("price");
        orderList.add("number");
        orderList.add("totalPrice");
        orderList.add("articleName");
        orderList.add("reportTimeStr");
        orderList.add("updateTimeStr");

        //导出逻辑 这里的list是从导入里面哪来的 map1与map不一样 orderList这里为空
        Workbook workbook = ExcelExportUtil.createWorkbook(datas, map, 1, "耗材记录表", orderList);

        ExcelUtils.excelDownload(workbook, "耗材记录.xlsx", response);
    }

    @Override
    @Transactional(rollbackFor = {Exception.class})
    public CommonResult InsertMaintenanceConsumables(MaintenanceConsumeablesRequest data, BindingResult bindingResult) throws Exception {
        try {
            if (bindingResult.hasErrors()) {
                String st = paramUtils.getParamError(bindingResult);
                return CommonResult.fail(st);
            }

            if (data.getConsumes().size() <= 0) {
                return CommonResult.fail("无耗材数据，报价失败");
            }

            List<RepairConsumables> rcDatas = new ArrayList<>();
            for (insertConsumablesRequest rc : data.getConsumes()) {
                if (rc.getConsumeId() == null) {
                    return CommonResult.fail("耗材ID不能为空");
                }
                if (rc.getConsumeName() == null) {
                    return CommonResult.fail("耗材名称不能为空");
                }
                if (rc.getNumber() == null || rc.getNumber() <= 0) {
                    return CommonResult.fail("耗材数量不能为空");
                }
                if (rc.getPrice() == null) {
                    return CommonResult.fail("耗材单价不能为空");
                }
                RepairConsumables rcData = new RepairConsumables();
                rcData.setRecordId(data.getRecordId());
                rcData.setConsumeId(rc.getConsumeId());
                rcData.setConsumeName(rc.getConsumeName());
                rcData.setNumber(rc.getNumber());
                rcData.setPrice(rc.getPrice());
                rcData.setTotalPrice(new BigDecimal(rcData.getNumber()).multiply(rcData.getPrice()));
                rcDatas.add(rcData);
            }

            RepairRecord rr = repairRecordService.getRepairById(data.getRecordId());
            if (rr == null) {
                return CommonResult.fail("报修工单不存在，报价失败");
            }

            if (rr.getMaintenanceState() == eRecordStatu.Finished.getValue()
                    || rr.getMaintenanceState() == eRecordStatu.Canceled.getValue()
                    || rr.getMaintenanceState() == eRecordStatu.Closed.getValue()) {
                return CommonResult.fail("当前报修工单状态发生变化，报价失败");
            }

            boolean result = repairConsumablesService.insertConsumableBatch(rcDatas);

            if (!result) {
                throw new Exception("报价失败！");
            }

            //只有用户支付完了之后，维修师傅才能继续看到这个单子
            rr.setMaintenanceState(eRecordStatu.ToConfirmed.getValue());
            rr.setPrice(data.getTotalPrice());
            int updateRecord = repairRecordService.updateRepairRecord(rr);
            if (updateRecord <= 0) {
                throw new Exception("报价失败！");
            }
        } catch (Exception e) {
            throw new Exception("报价失败！");
        }

        return CommonResult.ok("报价成功");
    }

    @Override
    public CommonResult queryChangePriceConsumables(Integer recordId) {
        RepairRecord rr = repairRecordService.getRepairById(recordId);
        if (rr == null) {
            return CommonResult.fail("维修单已失效，改价失败");
        }

        if (rr.getMaintenanceState() != eRecordStatu.ToConfirmed.getValue()) {
            return CommonResult.fail("维修单不是待确认状态，无法进行改价操作");
        }
        ChangePriceConsumeVo result = new ChangePriceConsumeVo();
        result.setRecordId(recordId);
        result.setTotalPrice(rr.getPrice());
        result.setMaintenancerName(rr.getMaintenancerName());
        result.setMaintenancerPhone(rr.getMaintenancerPhone());

        List<ChangeConsumesVo> consumables = repairConsumablesService.repairChangeConsumes(recordId);

        result.setConsumes(consumables);
        return CommonResult.ok(result);
    }


    @Override
    @Transactional(rollbackFor = {Exception.class})
    public CommonResult changeMaintenanceConsumables(MaintenanceConsumeablesRequest data, BindingResult bindingResult) throws Exception {
        try {
            if (bindingResult.hasErrors()) {
                String st = paramUtils.getParamError(bindingResult);
                return CommonResult.fail(st);
            }

            if (data.getConsumes().size() <= 0) {
                return CommonResult.fail("无耗材数据，改价失败");
            }

            List<RepairConsumables> rcDatas = new ArrayList<>();
            for (insertConsumablesRequest rc : data.getConsumes()) {
                if (rc.getConsumeId() == null) {
                    return CommonResult.fail("耗材ID不能为空");
                }
                if (rc.getConsumeName() == null) {
                    return CommonResult.fail("耗材名称不能为空");
                }
                if (rc.getNumber() == null || rc.getNumber() <= 0) {
                    return CommonResult.fail("耗材数量不能为空");
                }
                if (rc.getPrice() == null) {
                    return CommonResult.fail("耗材单价不能为空");
                }
                RepairConsumables rcData = new RepairConsumables();
                if (rc.getId() != null && rc.getId() > 0) {
                    rcData.setId(rc.getId());
                }
                rcData.setRecordId(data.getRecordId());
                rcData.setConsumeId(rc.getConsumeId());
                rcData.setConsumeName(rc.getConsumeName());
                rcData.setNumber(rc.getNumber());
                rcData.setPrice(rc.getPrice());
                rcData.setTotalPrice(new BigDecimal(rcData.getNumber()).multiply(rcData.getPrice()));
                rcDatas.add(rcData);
            }

            RepairRecord rr = repairRecordService.getRepairById(data.getRecordId());
            if (rr == null) {
                return CommonResult.fail("报修工单不存在，改价失败");
            }

            if (rr.getMaintenanceState() == eRecordStatu.Finished.getValue()
                    || rr.getMaintenanceState() == eRecordStatu.Canceled.getValue()
                    || rr.getMaintenanceState() == eRecordStatu.Closed.getValue()) {
                return CommonResult.fail("当前报修工单状态发生变化，改价失败");
            }

            boolean result = repairConsumablesService.insertConsumableBatch(rcDatas);

            if (!result) {
                throw new Exception("改价失败！");
            }

            //只有用户支付完了之后，维修师傅才能继续看到这个单子
            rr.setMaintenanceState(eRecordStatu.ToConfirmed.getValue());
            rr.setPrice(data.getTotalPrice());
            int updateRecord = repairRecordService.updateRepairRecord(rr);
            if (updateRecord <= 0) {
                throw new Exception("改价失败！");
            }

            //获取原有的耗材记录数据
            List<ChangeConsumesVo> oldConsumables = repairConsumablesService.repairChangeConsumes(rr.getId());
            List<Integer> newDatas = data.getConsumes().stream().map(insertConsumablesRequest::getId).collect(Collectors.toList());
            List<Integer> oldDatas = oldConsumables.stream().map(ChangeConsumesVo::getId).collect(Collectors.toList());
            //oldData集合不在newDatas集合中的内容
            List<Integer> ids = newDatas.stream().filter(item -> !oldDatas.contains(item)).collect(Collectors.toList());

            if(ids.size() > 0){
                int deleted = repairConsumablesService.deletedConsumableByIds(ids);
                if (updateRecord <= 0) {
                    throw new Exception("改价失败！");
                }
            }

        } catch (Exception e) {
            throw new Exception("改价失败！");
        }

        return CommonResult.ok("改价成功");
    }
}