package service

import (
	"encoding/json"
	"fmt"
	"strconv"
	"time"

	"be.ems/src/framework/i18n"
	"be.ems/src/framework/logger"
	"be.ems/src/framework/utils/date"
	"be.ems/src/framework/utils/file"
	"be.ems/src/framework/utils/parse"
	"be.ems/src/modules/network_data/model"
	"be.ems/src/modules/network_data/repository"
	sysService "be.ems/src/modules/system/service"
)

// 实例化数据层 CDREventIMS 结构体
var NewCDREventIMS = &CDREventIMS{
	cdrEventIMSRepository: repository.NewCDREventIMS,
}

// CDREventImpl CDR会话事件IMS 服务层处理
type CDREventIMS struct {
	cdrEventIMSRepository *repository.CDREventIMS // CDR会话事件数据信息
}

// SelectPage 根据条件分页查询
func (r *CDREventIMS) SelectPageMT(querys model.CDREventIMSQuery) map[string]any {
	return r.cdrEventIMSRepository.SelectPage(querys)
}

// SelectPage 根据条件分页查询
func (r *CDREventIMS) SelectPage(querys model.CDREventIMSQuery) ([]model.CDREventIMS, int64) {
	return r.cdrEventIMSRepository.SelectByPage(querys)
}

// DeleteByIds 批量删除信息
func (r *CDREventIMS) DeleteByIds(cdrIds []string) (int64, error) {
	// 检查是否存在
	ids := r.cdrEventIMSRepository.SelectByIds(cdrIds)
	if len(ids) <= 0 {
		return 0, fmt.Errorf("not data")
	}

	if len(ids) == len(cdrIds) {
		rows := r.cdrEventIMSRepository.DeleteByIds(cdrIds)
		return rows, nil
	}
	// 删除信息失败！
	return 0, fmt.Errorf("delete fail")
}

// ExportXlsx 导出数据到 xlsx 文件
func (r CDREventIMS) ExportXlsx(rows []model.CDREventIMS, fileName, language string) (string, error) {
	// 第一行表头标题
	headerCells := map[string]string{
		"A1": "ID",
		"B1": "Record Behavior",
		"C1": "Type",
		"D1": "Caller",
		"E1": "Called",
		"F1": "Duration",
		"G1": "Result Code",
		"H1": "Result Cause",
		"I1": "MOS Average",
		"J1": "Call Connection Time",
		"K1": "Call Start Time",
		"L1": "Hangup Time",
	}
	// 读取字典数据 CDR SIP响应代码类别类型
	dictCDRSipCode := sysService.NewSysDictData.SelectDictDataByType("cdr_sip_code")
	dictCDRSipCodeCause := sysService.NewSysDictData.SelectDictDataByType("cdr_sip_code_cause")
	// 读取字典数据 CDR 呼叫类型
	dictCDRCallType := sysService.NewSysDictData.SelectDictDataByType("cdr_call_type")
	// 从第二行开始的数据
	dataCells := make([]map[string]any, 0)
	for i, row := range rows {
		idx := strconv.Itoa(i + 2)
		// 解析 JSON 字符串为 map
		var cdrJSON map[string]interface{}
		err := json.Unmarshal([]byte(row.CDRJSONStr), &cdrJSON)
		if err != nil {
			logger.Warnf("CDRExport Error parsing JSON: %s", err.Error())
			continue
		}
		// 记录类型
		recordType := ""
		if v, ok := cdrJSON["recordType"]; ok && v != nil {
			recordType = v.(string)
		}
		// 呼叫类型
		callType := "sms"
		callTypeLable := "SMS"
		if v, ok := cdrJSON["callType"]; ok && v != nil {
			callType = v.(string)
			for _, v := range dictCDRCallType {
				if callType == v.DictValue {
					callTypeLable = i18n.TKey(language, v.DictLabel)
					break
				}
			}
		}
		// 被叫
		called := ""
		if v, ok := cdrJSON["calledParty"]; ok && v != nil {
			called = v.(string)
		}
		// 主叫
		caller := ""
		if v, ok := cdrJSON["callerParty"]; ok && v != nil {
			caller = v.(string)
		}
		// 时长
		duration := "-"
		if v, ok := cdrJSON["callDuration"]; ok && v != nil && callType != "sms" {
			duration = fmt.Sprintf("%ds", parse.Number(v))
		}
		// 呼叫结果 非短信都有code作为结果 sms短信都ok
		// 呼叫结果 非短信都有code作为结果 sms短信都ok
		callResult := "Other"
		callCause := "Call failure for other reason"
		if callType == "sms" {
			callResult = "Success"
			callCause = "Normal Send"
		} else {
			if v, ok := cdrJSON["cause"]; ok && v != nil {
				cause := fmt.Sprint(v)
				for _, v := range dictCDRSipCode {
					if cause == v.DictValue {
						callResult = i18n.TKey(language, v.DictLabel)
						break
					}
				}
				for _, v := range dictCDRSipCodeCause {
					if cause == v.DictValue {
						callCause = i18n.TKey(language, v.DictLabel)
						break
					}
				}
			}
		}
		// 呼叫时间
		seizureTimeStr := ""
		if v, ok := cdrJSON["seizureTime"]; ok && v != nil {
			if seizureTime := parse.Number(v); seizureTime > 0 {
				seizureTimeStr = date.ParseDateToStr(seizureTime, date.YYYY_MM_DD_HH_MM_SS_GMT_TZ)
			} else {
				seizureTimeStr = v.(string)
			}
		}
		// 挂断时间
		releaseTimeStr := ""
		if v, ok := cdrJSON["releaseTime"]; ok && v != nil {
			if releaseTime := parse.Number(v); releaseTime > 0 {
				releaseTimeStr = date.ParseDateToStr(releaseTime, date.YYYY_MM_DD_HH_MM_SS_GMT_TZ)
			} else {
				releaseTimeStr = v.(string)
			}
		}
		// 通话质量
		var mosAverage int64 = 0
		if v, ok := cdrJSON["mosAverage"]; ok && v != nil && callType != "sms" {
			mosAverage = parse.Number(v)
		}
		// 通话连接时间
		callConnectionTime := "-"
		if v, ok := cdrJSON["callConnectionTime"]; ok && v != nil && callType != "sms" {
			callConnectionTime = fmt.Sprintf("%ds", parse.Number(v))
		}

		dataCells = append(dataCells, map[string]any{
			"A" + idx: row.ID,
			"B" + idx: recordType,
			"C" + idx: callTypeLable,
			"D" + idx: caller,
			"E" + idx: called,
			"F" + idx: duration,
			"G" + idx: callResult,
			"H" + idx: callCause,
			"I" + idx: mosAverage,
			"J" + idx: callConnectionTime,
			"K" + idx: seizureTimeStr,
			"L" + idx: releaseTimeStr,
		})
	}

	// 导出数据表格
	return file.WriteSheet(headerCells, dataCells, fileName, "")
}

// CDRMOSHour CDR MOS 统计
func (r CDREventIMS) CDRMOSHour(rmUID string, timestamp int64) []map[string]any {
	t := time.UnixMilli(timestamp)
	beginTime := t
	endTime := t
	// 检查时分秒是否都为零
	if t.Hour() == 0 && t.Minute() == 0 && t.Second() == 0 {
		// 获取当天起始时间（00:00:00）
		beginTime = t.Truncate(time.Hour)
		// 计算当天结束时间（23:59:59）
		endTime = beginTime.Add(23*time.Hour + 59*time.Minute + 59*time.Second)
	} else {
		// 起始时间：当前小时的 00 分 00 秒
		beginTime = t.Truncate(time.Hour)
		// 结束时间：当前小时的 59 分 59 秒 999 毫秒
		endTime = beginTime.Add(time.Hour - time.Millisecond)
	}

	querys := model.CDREventIMSQuery{
		RmUID:      rmUID,
		RecordType: "MOC",
		StartTime:  beginTime.Unix(),
		EndTime:    endTime.Unix(),
	}
	rows := r.cdrEventIMSRepository.Select(querys)
	// 创建一个map来存储按时间段合并后的数据
	timeGroup := make(map[int64]map[string]float64)
	// 遍历每个数据项
	for _, row := range rows {
		// 将毫秒时间戳转换为小时级时间戳（保留到小时的起始毫秒）
		timeHour := row.Timestamp / 3600 * 3600 // 1小时 = 3600000毫秒

		// 解析 JSON 字符串为 map
		var cdrJSON map[string]interface{}
		err := json.Unmarshal([]byte(row.CDRJSONStr), &cdrJSON)
		if err != nil {
			logger.Warnf("Unmarshal JSON: %s", err.Error())
			continue
		}

		// 记录类型
		var mosAverage float64 = 0
		if v, ok := cdrJSON["mosAverage"]; ok && v != nil {
			mosAverage = v.(float64)
		} else {
			continue
		}

		// 合并到对应的小时段
		if _, exists := timeGroup[timeHour]; !exists {
			timeGroup[timeHour] = map[string]float64{
				"total":  0,
				"mosSum": 0,
			}
		}
		timeGroup[timeHour]["total"] += 1
		timeGroup[timeHour]["mosSum"] += mosAverage
	}

	// 时间组合输出
	data := make([]map[string]any, 0, len(timeGroup))
	for hour, sums := range timeGroup {
		data = append(data, map[string]any{
			"timeGroup": fmt.Sprintf("%d", hour),
			"total":     sums["total"],
			"mosSum":    float64(int(sums["mosSum"]*100)) / 100,
			"mosAvg":    float64(int(sums["mosSum"]/sums["total"]*100)) / 100,
		})
	}
	return data
}

// CDRCCTHour CDR CCT 统计
func (r CDREventIMS) CDRCCTHour(rmUID string, timestamp int64) []map[string]any {
	t := time.UnixMilli(timestamp)
	beginTime := t
	endTime := t
	// 检查时分秒是否都为零
	if t.Hour() == 0 && t.Minute() == 0 && t.Second() == 0 {
		// 获取当天起始时间（00:00:00）
		beginTime = t.Truncate(time.Hour)
		// 计算当天结束时间（23:59:59）
		endTime = beginTime.Add(23*time.Hour + 59*time.Minute + 59*time.Second)
	} else {
		// 起始时间：当前小时的 00 分 00 秒
		beginTime = t.Truncate(time.Hour)
		// 结束时间：当前小时的 59 分 59 秒 999 毫秒
		endTime = beginTime.Add(time.Hour - time.Millisecond)
	}

	querys := model.CDREventIMSQuery{
		RmUID:      rmUID,
		RecordType: "MOC",
		StartTime:  beginTime.Unix(),
		EndTime:    endTime.Unix(),
	}
	rows := r.cdrEventIMSRepository.Select(querys)
	// 创建一个map来存储按时间段合并后的数据
	timeGroup := make(map[int64]map[string]float64)
	// 遍历每个数据项
	for _, row := range rows {
		// 将毫秒时间戳转换为小时级时间戳（保留到小时的起始毫秒）
		timeHour := row.Timestamp / 3600 * 3600 // 1小时 = 3600000毫秒

		// 解析 JSON 字符串为 map
		var cdrJSON map[string]interface{}
		err := json.Unmarshal([]byte(row.CDRJSONStr), &cdrJSON)
		if err != nil {
			logger.Warnf("Unmarshal JSON: %s", err.Error())
			continue
		}

		// 记录类型
		var callConnectionTime float64 = 0
		if v, ok := cdrJSON["callConnectionTime"]; ok && v != nil {
			callConnectionTime = v.(float64)
		} else {
			continue
		}

		// 合并到对应的小时段
		if _, exists := timeGroup[timeHour]; !exists {
			timeGroup[timeHour] = map[string]float64{
				"total":  0,
				"cctSum": 0,
			}
		}
		timeGroup[timeHour]["total"] += 1
		timeGroup[timeHour]["cctSum"] += callConnectionTime
	}

	// 时间组合输出
	data := make([]map[string]any, 0, len(timeGroup))
	for hour, sums := range timeGroup {
		data = append(data, map[string]any{
			"timeGroup": fmt.Sprintf("%d", hour),
			"total":     sums["total"],
			"cctSum":    float64(int(sums["cctSum"]*100)) / 100,
			"cctAvg":    float64(int(sums["cctSum"]/sums["total"]*100)) / 100,
		})
	}
	return data
}