package models

import (
	"eta_gn/eta_index_lib/global"
	"eta_gn/eta_index_lib/utils"
	"fmt"
	"strings"
)

var (
	EdbSourceIdMap       map[int]*EdbSource // 指标来源
	EdbSourceExtendIdMap map[string]int     // 指标来源字符串对应来源ID
)

type EdbSource struct {
	EdbSourceId      int    `gorm:"primaryKey;autoIncrement;column:edb_source_id" description:"指标来源ID"`
	SourceName       string `gorm:"column:source_name;not null;default:'';type:varchar(128)" description:"指标来源名称"`
	TableName1       string `gorm:"column:table_name;not null;default:'';type:varchar(128)" description:"数据表名"`
	EdbAddMethod     string `gorm:"column:edb_add_method;not null;default:'';type:varchar(255)" description:"指标新增接口"`
	EdbRefreshMethod string `gorm:"column:edb_refresh_method;not null;default:'';type:varchar(255)" description:"指标刷新接口"`
	IsBase           int    `gorm:"column:is_base;not null;default:0" description:"是否为基础指标: 0-否; 1-是"`
	FromBridge       int    `gorm:"column:from_bridge;not null;default:0" description:"是否来源于桥接服务: 0-否; 1-是"`
	BridgeFlag       string `gorm:"column:bridge_flag;not null;default:'';type:varchar(128)" description:"桥接服务对象标识"`
	SourceExtend     string `gorm:"column:source_extend;not null;default:'';type:varchar(255)" description:"扩展字段做查询用"`
	EdbCodeRequired  int    `gorm:"column:edb_code_required;not null;default:0" description:"指标编码是否必填: 0-否; 1-是"`
}

// TableName 获取表名
func (e *EdbSource) TableName() string {
	return "edb_source"
}

// GetEdbSourceItemsByCondition 获取指标来源列表
func GetEdbSourceItemsByCondition(condition string, pars []interface{}, fieldArr []string, orderRule string) (items []*EdbSource, err error) {

	fields := strings.Join(fieldArr, ",")
	if len(fieldArr) == 0 {
		fields = `*`
	}
	order := `ORDER BY edb_source_id ASC`
	if orderRule != "" {
		order = ` ORDER BY ` + orderRule
	}
	sql := fmt.Sprintf(`SELECT %s FROM edb_source WHERE 1=1 %s %s`, fields, condition, order)
	err = global.DEFAULT_DmSQL.Raw(sql, pars...).Scan(&items).Error
	return
}

// InitEdbSource 初始化时加载指标来源对应信息, 避免循环中查库, 注意edb_source表修改table_name的话需要重启服务
func InitEdbSource() {
	EdbSourceIdMap = make(map[int]*EdbSource)
	EdbSourceExtendIdMap = make(map[string]int)
	sources, e := GetEdbSourceItemsByCondition(``, make([]interface{}, 0), []string{}, "")
	if e != nil {
		utils.FileLog.Info("init source table err: %s", e.Error())
		return
	}
	for _, v := range sources {
		EdbSourceIdMap[v.EdbSourceId] = v
		if v.SourceExtend != "" {
			arr := strings.Split(v.SourceExtend, ",")
			if len(arr) == 0 {
				continue
			}
			for _, s := range arr {
				EdbSourceExtendIdMap[s] = v.EdbSourceId
			}
		}
	}
}

// GetEdbSourceItemsSourceId
// @Description: 根据来源id获取指标来源
// @param sourceId
// @return item
// @return err
func GetEdbSourceItemsSourceId(sourceId int) (item *EdbSource, err error) {
	sql := `SELECT * FROM edb_source WHERE 1=1 AND edb_source_id = ? `
	err = global.DEFAULT_DmSQL.Raw(sql, sourceId).First(&item).Error

	return
}

// GetEdbSourceBySourceId
// @Description: 根据来源id获取指标来源
// @param sourceId
// @return sourceItem
func GetEdbSourceBySourceId(sourceId int) (sourceItem *EdbSource) {
	sourceItem, ok := EdbSourceIdMap[sourceId]
	if !ok {
		item, err := GetEdbSourceItemsSourceId(sourceId)
		if err != nil {
			return
		}
		if item.EdbSourceId > 0 {
			sourceItem = item
			// 写入到内存中
			EdbSourceIdMap[sourceId] = sourceItem
		}
	}

	return
}