package data_manage

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

var (
	EdbSourceIdMap map[int]*EdbSource // 指标来源
)

// EdbSource 指标来源表
type EdbSource struct {
	EdbSourceId      int    `orm:"column(edb_source_id);pk" gorm:"primaryKey" `
	SourceName       string `description:"指标来源名称"`
	SourceNameEn     string `description:"指标来源名称英文"`
	TableName        string `description:"数据表名"`
	EdbAddMethod     string `description:"指标新增接口"`
	EdbRefreshMethod string `description:"指标刷新接口"`
	IsBase           int    `description:"是否为基础指标: 0-否; 1-是"`
	FromBridge       int    `description:"是否来源于桥接服务: 0-否; 1-是"`
	BridgeFlag       string `description:"桥接服务对象标识"`
	SourceExtend     string `description:"扩展字段做查询用"`
	EdbCodeRequired  int    `description:"指标编码是否必填: 0-否; 1-是"`
	IndexTableName   string `description:"数据源指标表名"`
}

// GetEdbSourceItemsByCondition 获取指标来源列表
func GetEdbSourceItemsByCondition(condition string, pars []interface{}, fieldArr []string, orderRule string) (items []*EdbSource, err error) {
	o := global.DmSQL["data"]
	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 = o.Raw(sql, pars...).Find(&items).Error

	return
}

// EdbSourceChild 指标来源表
type EdbSourceChild struct {
	EdbSourceId int    `orm:"column(edb_source_id);pk" gorm:"primaryKey" `
	SourceName  string `description:"指标来源名称"`
	TableName   string `description:"数据表名"`
	IsBase      int    `description:"是否为基础指标: 2-否; 1-是"`
	Child       []EdbSourceChild
}

// GetEdbSourceItemByCondition 获取指标来源
func GetEdbSourceItemByCondition(condition string, pars []interface{}) (item *EdbSource, err error) {
	sql := fmt.Sprintf(`SELECT * FROM edb_source WHERE 1=1 %s`, condition)
	err = global.DmSQL["data"].Raw(sql, pars...).First(&item).Error

	return
}

// InitEdbSourceVar 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 InitEdbSourceVar() {
	EdbSourceIdMap = make(map[int]*EdbSource)
	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
	}
}

// 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.DmSQL["data"].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
}