mirror of
https://github.com/TeaOSLab/EdgeAPI.git
synced 2025-11-06 18:10:25 +08:00
141 lines
3.3 KiB
Go
141 lines
3.3 KiB
Go
package models
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import (
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"encoding/json"
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_ "github.com/go-sql-driver/mysql"
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"github.com/iwind/TeaGo/Tea"
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"github.com/iwind/TeaGo/dbs"
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"strconv"
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)
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const (
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ClientSystemStateEnabled = 1 // 已启用
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ClientSystemStateDisabled = 0 // 已禁用
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)
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var clientSystemNameAndIdCacheMap = map[string]int64{} // system name => id
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type ClientSystemDAO dbs.DAO
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func NewClientSystemDAO() *ClientSystemDAO {
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return dbs.NewDAO(&ClientSystemDAO{
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DAOObject: dbs.DAOObject{
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DB: Tea.Env,
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Table: "edgeClientSystems",
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Model: new(ClientSystem),
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PkName: "id",
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},
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}).(*ClientSystemDAO)
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}
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var SharedClientSystemDAO *ClientSystemDAO
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func init() {
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dbs.OnReady(func() {
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SharedClientSystemDAO = NewClientSystemDAO()
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})
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}
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// EnableClientSystem 启用条目
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func (this *ClientSystemDAO) EnableClientSystem(tx *dbs.Tx, id uint32) error {
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_, err := this.Query(tx).
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Pk(id).
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Set("state", ClientSystemStateEnabled).
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Update()
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return err
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}
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// DisableClientSystem 禁用条目
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func (this *ClientSystemDAO) DisableClientSystem(tx *dbs.Tx, id uint32) error {
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_, err := this.Query(tx).
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Pk(id).
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Set("state", ClientSystemStateDisabled).
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Update()
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return err
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}
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// FindEnabledClientSystem 查找启用中的条目
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func (this *ClientSystemDAO) FindEnabledClientSystem(tx *dbs.Tx, id int64) (*ClientSystem, error) {
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result, err := this.Query(tx).
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Pk(id).
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Attr("state", ClientSystemStateEnabled).
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Find()
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if result == nil {
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return nil, err
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}
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return result.(*ClientSystem), err
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}
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// FindClientSystemName 根据主键查找名称
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func (this *ClientSystemDAO) FindClientSystemName(tx *dbs.Tx, id uint32) (string, error) {
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return this.Query(tx).
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Pk(id).
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Result("name").
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FindStringCol("")
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}
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// FindSystemIdWithNameCacheable 根据操作系统名称查找系统ID
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func (this *ClientSystemDAO) FindSystemIdWithNameCacheable(tx *dbs.Tx, systemName string) (int64, error) {
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SharedCacheLocker.RLock()
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systemId, ok := clientSystemNameAndIdCacheMap[systemName]
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if ok {
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SharedCacheLocker.RUnlock()
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return systemId, nil
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}
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SharedCacheLocker.RUnlock()
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systemId, err := this.Query(tx).
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Where("JSON_CONTAINS(codes, :systemName)").
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Param("systemName", strconv.Quote(systemName)). // 查询的需要是个JSON字符串，所以这里加双引号
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ResultPk().
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FindInt64Col(0)
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if err != nil {
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return 0, err
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}
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if systemId > 0 {
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// 只有找到的时候才放入缓存，以便于我们可以在不存在的时候创建一条新的记录
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SharedCacheLocker.Lock()
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clientSystemNameAndIdCacheMap[systemName] = systemId
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SharedCacheLocker.Unlock()
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}
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return systemId, nil
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}
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// CreateSystem 创建浏览器
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func (this *ClientSystemDAO) CreateSystem(tx *dbs.Tx, systemName string) (int64, error) {
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var maxlength = 50
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if len(systemName) > maxlength {
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systemName = systemName[:50]
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}
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SharedCacheLocker.Lock()
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defer SharedCacheLocker.Unlock()
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// 检查是否已经创建
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systemId, err := this.Query(tx).
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Attr("name", systemName).
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ResultPk().
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FindInt64Col(0)
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if err != nil {
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return 0, err
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}
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if systemId > 0 {
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return systemId, nil
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}
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var op = NewClientSystemOperator()
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op.Name = systemName
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codes := []string{systemName}
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codesJSON, err := json.Marshal(codes)
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if err != nil {
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return 0, err
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}
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op.Codes = codesJSON
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op.State = ClientSystemStateEnabled
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return this.SaveInt64(tx, op)
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}
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