package controllers

import (
	"encoding/json"
	"eta/eta_forum_hub/models"
	"eta/eta_forum_hub/services"
	"eta/eta_forum_hub/utils"
	"fmt"
	"strconv"
	"time"
)

type EdbDataController struct {
	BaseAuthController
}
// 根据binlog监听记录，更新指标数据
// SaveByBinlog 根据binlog监听记录，更新指标数据
// @Title 根据binlog监听记录，更新指标数据
// @Description 根据binlog监听记录，更新指标数据
// @Param   request	body models.EdbDataBinlogReq true "type json string"
// @Success 200 {object} models.BaseResponse
// @router /save_by_binlog [post]
func (this *EdbDataController) SaveByBinlog() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()

	var req models.EdbDataBinlogReq
	err := json.Unmarshal(this.Ctx.Input.RequestBody, &req)
	if err != nil {
		br.Msg = "参数解析异常！"
		br.ErrMsg = "参数解析失败，Err:" + err.Error()
		return
	}

	if len(req.List) == 0 {
		br.Msg = "参数异常！"
		br.ErrMsg = "参数异常，请检查！"
		return
	}

	edbInfoIdMap := make(map[int]*models.AddEdbDataBinlogReq)
	reqList := make([]*models.EdbDataBinlogItem, 0)
	// 判断指标库里是否存在这些指标，如果不存在，则丢弃，无需处理
	edbInfoIds := make([]int, 0)
	for _, item := range req.List {
		// 解析json
		var dataItem models.EdbDataBinlogItem
		err := json.Unmarshal([]byte(item.Item), &dataItem)
		if err != nil {
			utils.FileLog.Info("解析binlog数据失败，Err:" + err.Error(), "item", item)
			continue
		}
		dataItem.OpType = item.OpType
		reqList = append(reqList, &dataItem)
		edbInfoIds = append(edbInfoIds, dataItem.EdbInfoId)
	}
	// 查询指标信息
	edbInfoList, err := models.GetEdbInfoByIdList(edbInfoIds)
	if err != nil {
		br.Msg = "指标信息查询异常！"
		br.ErrMsg = "指标信息查询失败，Err:" + err.Error()
		return
	}
	existEdbInfoMap := make(map[int]*models.EdbInfo)
	for _, item := range edbInfoList {
		existEdbInfoMap[item.EdbInfoId] = item
	}
	// edbInfoList := []*models.EdbInfo{
	// 	{
	// 		EdbInfoId: 1,
	// 		EdbCode:   "test_code_1",
	// 		EdbType:   1,
	// 	},
	// 	{
	// 		EdbInfoId: 2,
	// 		EdbCode:   "test_code_2",
	// 		EdbType:   1,
	// 	},
	// }
	// existEdbInfoMap := make(map[int]*models.EdbInfo)
	// for _, item := range edbInfoList {
	// 	existEdbInfoMap[item.EdbInfoId] = item
	// }
	edbDataIdMap := make(map[string]*models.EdbDataBaseWithOpType)
	for _, item := range reqList {
		edbInfo, ok := existEdbInfoMap[item.EdbInfoId]
		if !ok {
			continue
		}
		if _, ok := edbInfoIdMap[item.EdbInfoId]; !ok {
			tmp := &models.AddEdbDataBinlogReq{
				EdbInfoId: item.EdbInfoId,
				EdbCode: item.EdbCode,
				EdbType: edbInfo.EdbType,
			}
			edbInfoIdMap[item.EdbInfoId] = tmp
		}
		value, ok := item.Value.(float64)
		if !ok {
			continue
		}
		createTime, _ := time.ParseInLocation("2006-01-02 15:04:05", item.CreateTime, time.Local)
		modifyTime, _ := time.ParseInLocation("2006-01-02 15:04:05", item.ModifyTime, time.Local)
		dataItem := &models.EdbDataBaseWithOpType{
			EdbDataBase: &models.EdbDataBase{
				EdbInfoId: item.EdbInfoId,
				EdbCode: item.EdbCode,
				Value: strconv.FormatFloat(value, 'f', -1, 64),
				DataTimestamp: item.DataTimestamp,
				DataTime: item.DataTime,
				CreateTime: createTime,
				ModifyTime: modifyTime,
			},
			OpType: item.OpType,
		}
		if _, ok := edbDataIdMap[fmt.Sprintf("%d_%s", item.EdbInfoId, item.DataTime)]; ok {
			edbDataIdMap[fmt.Sprintf("%d_%s", item.EdbInfoId, item.DataTime)] = dataItem
		} else {
			edbDataIdMap[fmt.Sprintf("%d_%s", item.EdbInfoId, item.DataTime)] = dataItem
		}
		//edbInfoIdMap[item.EdbInfoId].DataList = append(edbInfoIdMap[item.EdbInfoId].DataList, dataItem)
	}

	edbDataMinDataTimeMap := make(map[int]string)
	edbDataMaxDataTimeMap := make(map[int]string)
	for _, item := range edbDataIdMap {
		edbInfoIdMap[item.EdbInfoId].DataList = append(edbInfoIdMap[item.EdbInfoId].DataList, item)
		if edbDataMinDataTimeMap[item.EdbInfoId] == "" || edbDataMinDataTimeMap[item.EdbInfoId] > item.DataTime {
			edbDataMinDataTimeMap[item.EdbInfoId] = item.DataTime
		}
		if edbDataMaxDataTimeMap[item.EdbInfoId] == "" || edbDataMaxDataTimeMap[item.EdbInfoId] < item.DataTime {
			edbDataMaxDataTimeMap[item.EdbInfoId] = item.DataTime
		}
	}

	for _, item := range edbInfoIdMap {
		minDataTime := edbDataMinDataTimeMap[item.EdbInfoId]
		maxDataTime := edbDataMaxDataTimeMap[item.EdbInfoId]
		err := services.AddOrUpdateEdbDataWithOpType(item.EdbInfoId, item.DataList, minDataTime, maxDataTime)
		if err != nil {
			br.Msg = "更新指标数据失败！"
			br.ErrMsg = "更新指标数据失败，Err:" + err.Error()
			return
		}
	}
	br.Ret = 200
	br.Success = true
	br.Msg = "更新指标数据成功"
	return
}

// TestSaveByBinlog 测试SaveByBinlog接口的测试数据
// @Title 测试SaveByBinlog接口的测试数据
// @Description 测试SaveByBinlog接口的测试数据
// @Success 200 {object} models.BaseResponse
// @router /test_save_by_binlog [get]
func (this *EdbDataController) TestSaveByBinlog() {
	br := new(models.BaseResponse).Init()
	defer func() {
		this.Data["json"] = br
		this.ServeJSON()
	}()

	// 构造测试数据
	testData := models.EdbDataBinlogReq{
		List: []*models.EdbDataBinlogDataReq{
			{
				OpType: "INSERT",
				Item: `{"create_time":"2024-10-12 17:03:04","data_time":"2024-09-08","data_timestamp":1725724800000,"edb_code":"test_code_1","edb_data_id":1001,"edb_info_id":1,"modify_time":"2024-10-14 13:37:30","value":71988}`,
			},
			{
				OpType: "UPDATE",
				Item: `{"create_time":"2024-10-12 17:03:04","data_time":"2024-09-09","data_timestamp":1725811200000,"edb_code":"test_code_1","edb_data_id":1002,"edb_info_id":1,"modify_time":"2024-10-14 13:37:30","value":72500}`,
			},
			{
				OpType: "DELETE",
				Item: `{"create_time":"2024-10-12 17:03:04","data_time":"2024-09-10","data_timestamp":1725897600000,"edb_code":"test_code_2","edb_data_id":2001,"edb_info_id":2,"modify_time":"2024-10-14 13:37:30","value":85600}`,
			},
		},
	}

	br.Ret = 200
	br.Success = true
	br.Msg = "获取测试数据成功"
	br.Data = testData
	return
}