mirror of
https://github.com/TeaOSLab/EdgeAPI.git
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114 lines
2.7 KiB
Go
114 lines
2.7 KiB
Go
package regions
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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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)
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const (
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RegionProviderStateEnabled = 1 // 已启用
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RegionProviderStateDisabled = 0 // 已禁用
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)
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var regionProviderNameAndIdCacheMap = map[string]int64{} // provider name => id
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type RegionProviderDAO dbs.DAO
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func NewRegionProviderDAO() *RegionProviderDAO {
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return dbs.NewDAO(&RegionProviderDAO{
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DAOObject: dbs.DAOObject{
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DB: Tea.Env,
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Table: "edgeRegionProviders",
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Model: new(RegionProvider),
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PkName: "id",
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},
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}).(*RegionProviderDAO)
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}
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var SharedRegionProviderDAO *RegionProviderDAO
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func init() {
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dbs.OnReady(func() {
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SharedRegionProviderDAO = NewRegionProviderDAO()
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})
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}
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// 启用条目
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func (this *RegionProviderDAO) EnableRegionProvider(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", RegionProviderStateEnabled).
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Update()
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return err
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}
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// 禁用条目
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func (this *RegionProviderDAO) DisableRegionProvider(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", RegionProviderStateDisabled).
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Update()
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return err
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}
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// 查找启用中的条目
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func (this *RegionProviderDAO) FindEnabledRegionProvider(tx *dbs.Tx, id uint32) (*RegionProvider, error) {
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result, err := this.Query(tx).
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Pk(id).
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Attr("state", RegionProviderStateEnabled).
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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.(*RegionProvider), err
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}
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// 根据主键查找名称
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func (this *RegionProviderDAO) FindRegionProviderName(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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// 根据服务商名称查找服务商ID
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func (this *RegionProviderDAO) FindProviderIdWithNameCacheable(tx *dbs.Tx, providerName string) (int64, error) {
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SharedCacheLocker.RLock()
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providerId, ok := regionProviderNameAndIdCacheMap[providerName]
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if ok {
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SharedCacheLocker.RUnlock()
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return providerId, nil
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}
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SharedCacheLocker.RUnlock()
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providerId, err := this.Query(tx).
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Where("JSON_CONTAINS(codes, :providerName)").
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Param("providerName", "\""+providerName+"\""). // 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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SharedCacheLocker.Lock()
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regionProviderNameAndIdCacheMap[providerName] = providerId
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SharedCacheLocker.Unlock()
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return providerId, nil
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}
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// 创建Provider
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func (this *RegionProviderDAO) CreateProvider(tx *dbs.Tx, name string) (int64, error) {
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op := NewRegionProviderOperator()
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op.Name = name
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codesJSON, err := json.Marshal([]string{name})
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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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return this.SaveInt64(tx, op)
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}
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