43 lines
882 B
Go
43 lines
882 B
Go
package dtmcli
|
|
|
|
// Saga struct of saga
|
|
type Saga struct {
|
|
TransBase
|
|
Steps []SagaStep `json:"steps"`
|
|
}
|
|
|
|
// SagaStep one step of saga
|
|
type SagaStep struct {
|
|
Action string `json:"action"`
|
|
Compensate string `json:"compensate"`
|
|
Data string `json:"data"`
|
|
}
|
|
|
|
// NewSaga create a saga
|
|
func NewSaga(server string, gid string) *Saga {
|
|
return &Saga{
|
|
TransBase: TransBase{
|
|
Gid: gid,
|
|
TransType: "saga",
|
|
Dtm: server,
|
|
},
|
|
}
|
|
}
|
|
|
|
// Add add a saga step
|
|
func (s *Saga) Add(action string, compensate string, postData interface{}) *Saga {
|
|
Logf("saga %s Add %s %s %v", s.Gid, action, compensate, postData)
|
|
step := SagaStep{
|
|
Action: action,
|
|
Compensate: compensate,
|
|
Data: MustMarshalString(postData),
|
|
}
|
|
s.Steps = append(s.Steps, step)
|
|
return s
|
|
}
|
|
|
|
// Submit submit the saga trans
|
|
func (s *Saga) Submit() error {
|
|
return s.CallDtm(s, "submit")
|
|
}
|