package common_models

import (
	"encoding/json"
	"errors"
	"fmt"
	"gitea.anxinyun.cn/container/common_models/constant/logTag"
	"gitea.anxinyun.cn/container/common_models/constant/settlementParam"
	"log"
	"strconv"
)

//var group36 = `
//RedisKey = group:36 的值：
//{
// "id": 36,
// "name": "上游沉降",
// "group_type": "202",
// "items": [
//   {
//     "sensor": 26,
//     "params_value": {
//       "base": false
//     }
//   },
//   {
//     "sensor": 43,
//     "params_value": {
//       "base": false
//     }
//   },
//   {
//     "sensor": 192,
//     "params_value": {
//       "base": true
//     }
//   }
// ],
// "params": {
//   "ref_base": 193,
//   "ref_point": 23
// }
//}
//`

type StationGroup struct {
	Id        int         `json:"id"`
	Name      string      `json:"name"`
	GroupType string      `json:"group_type"`
	Items     []GroupItem `json:"items"`
	Params    map[string]interface{}
}

// AllCorrItems 分组的关联项 = Items + 该分组的级联 ref_base、ref_point（可能有多层）
func (g *StationGroup) AllCorrItems() []GroupItem {
	var allCorrItems []GroupItem
	for _, item := range g.Items {
		allCorrItems = append(allCorrItems, item.CorrItems()...)
	}
	return allCorrItems
}

// GetSettlementBaseItem 获取沉降分组的基点
func (g *StationGroup) GetSettlementBaseItem() *GroupItem {
	for i, item := range g.Items {
		if item.ParamsValue[settlementParam.Base] == true {
			return &g.Items[i]
		}
	}
	return nil
}

func (g *StationGroup) GetItem(stationId int) *GroupItem {
	for i, item := range g.Items {
		if item.StationId == stationId {
			return &g.Items[i]
		}
	}
	return nil
}

func (g *StationGroup) R() string {
	return fmt.Sprintf("[%s:%d]", logTag.Group, g.Id)
}

// redis序列化
func (g *StationGroup) MarshalBinary() (data []byte, err error) {
	return json.Marshal(g)
}

// redis序列化
func (g *StationGroup) UnmarshalBinary(data []byte) error {
	return json.Unmarshal(data, g)
}

type GroupItem struct {
	StationId   int                    `json:"sensor"`
	ParamsValue map[string]interface{} `json:"params_value"`
	SubItems    map[string]GroupItem   `json:"subItems,omitempty"`
}

// GetDoubleParam 返回param的float64值
func (gi *GroupItem) GetDoubleParam(key string) (float64, error) {
	value := gi.ParamsValue[key]
	switch v := value.(type) {
	case int:
		return float64(v), nil
	case float64:
		return v, nil
	case string:
		if floatValue, err := strconv.ParseFloat(v, 64); err == nil {
			return floatValue, nil
		} else {
			log.Printf("[GroupItem.getDoubleParam] key=%s value=%v ,value parse to float64 error: %v\n", key, value, err)
			return 0.0, err
		}
	}

	var noKeyMsg = fmt.Sprintf("[GroupItem.getDoubleParam] no key=%s\n", key)
	log.Println(noKeyMsg)
	return 0.0, errors.New(noKeyMsg)
}

// CorrItems 基点的级联参考基点和参考测点
func (gi *GroupItem) CorrItems() []GroupItem {
	if gi.SubItems == nil {
		return []GroupItem{*gi}
	}

	var result []GroupItem
	for _, item := range gi.SubItems {
		result = append(result, item.CorrItems()...)
	}
	result = append(result, *gi)
	return result
}

// StationGroupInfo 测点的分组信息（对应 ET3.0 的 secure_station_group ）
type StationGroupInfo struct {
	StationId int                    `json:"station"`
	GroupId   int                    `json:"group"`
	Params    map[string]interface{} `json:"params"`
	Name      string                 `json:"name"`
	GroupType string                 `json:"group_type"`
}

// redis序列化
func (g *StationGroupInfo) MarshalBinary() (data []byte, err error) {
	return json.Marshal(g)
}

// redis序列化
func (g *StationGroupInfo) UnmarshalBinary(data []byte) error {
	return json.Unmarshal(data, g)
}