package documentmanage

import (
	"fmt"
	"strconv"

	. "dashoo.cn/backend/api/mydb"
	"dashoo.cn/utils"
	. "dashoo.cn/utils/db"
	"github.com/go-xorm/xorm"
)

type DocumentmanageService struct {
	MyServiceBase
}

func GetDocumentmanageService(xormEngine *xorm.Engine) *DocumentmanageService {
	s := new(DocumentmanageService)
	s.DBE = xormEngine
	return s
}

//获取文档名与创建时间
func (s *DocumentmanageService) GetDocumentNameAndTime(table string, colName string) []DocumentNameTimeInfo {
	var err error
	var sql string

	sql = "select Name, CreateOn from " + table + " WHERE " + colName + " = 1 " + " ORDER BY CreateOn DESC "

	List := make([]DocumentNameTimeInfo, 0)
	err = utils.DBE.Sql(sql).Find(&List)
	LogError(err)

	return List
}

//获取文档信息
func (s *DocumentmanageService) GetDocumentInfoByWhere(pageIndex, itemsPerPage int64, order, table string, where string) (int64, []DocumentInfo) {
	var err error
	var total int64
	if where == "" {
		where = " 1=1 "
	}
	//获取总记录数
	sqlCount := `select count(*) from ` + table + ` where ` + where
	var sql string
	sql = `select * from ` + table + ` where ` + where + ` order by ` + order + ` limit ` + utils.ToStr((pageIndex-1)*itemsPerPage) + "," + utils.ToStr(itemsPerPage)

	List := make([]DocumentInfo, 0)
	utils.DBE.Sql(sql).Find(&List)

	resultsSlice, err := s.DBE.Query(sqlCount)
	LogError(err)
	if len(resultsSlice) > 0 {
		results := resultsSlice[0]
		for _, value := range results {
			total, err = strconv.ParseInt(string(value), 10, 64)
			LogError(err)
			break
		}
	}
	return total, List
}

//获取文档历史列表信息
func (s *DocumentmanageService) GetDocumentHistoryByWhere(pageIndex, itemsPerPage int64, order, docinfo, dochistory string, infoid string) (int64, []DocumentHistoryModel) {
	var err error
	var total int64
	//获取总记录数
	sqlCount := `select count(*) from (
	select a.Name from ` + docinfo + ` a where a.Id=` + infoid + `
	union all (select b.Name from ` + dochistory + ` b where b.InfoId=` + infoid + `) ) m`
	var sql string
	sql = `select a.Id,a.Name,a.VersionInfo,a.FileURL,a.AuthorOn,a.AuthorUserId,a.AuthorBy,a.AuditorOn,a.AuditorUserId,a.AuditorBy,a.Remark,1 VersionFlag
	from ` + docinfo + ` a where a.Id=` + infoid + ` union all 
	(select b.Id,b.Name,b.VersionInfo,b.FileURL,b.AuthorOn,b.AuthorUserId,b.AuthorBy,b.AuditorOn,b.AuditorUserId,b.AuditorBy,b.Remark,0 VersionFlag 
	from ` + dochistory + ` b where b.InfoId=` + infoid + `  order by ` + order + ` limit ` + utils.ToStr((pageIndex-1)*itemsPerPage) + `,` + utils.ToStr(itemsPerPage) + `)`

	List := make([]DocumentHistoryModel, 0)
	utils.DBE.Sql(sql).Find(&List)

	resultsSlice, err := s.DBE.Query(sqlCount)
	LogError(err)
	if len(resultsSlice) > 0 {
		results := resultsSlice[0]
		for _, value := range results {
			total, err = strconv.ParseInt(string(value), 10, 64)
			LogError(err)
			break
		}
	}
	return total, List
}

//修改历史文档删除状态
func (s *DocumentmanageService) UpdateDocHistoryDelete(table, where, deletionState string) {
	var sql string
	sql = `UPDATE ` + table + ` set DeletionStateCode = ` + deletionState + ` where ` + where
	s.DBE.Exec(sql)
	return
}