88 lines
1.8 KiB
Go
88 lines
1.8 KiB
Go
package task
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// 任务状态
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const (
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Draft = "draft"
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PendingReview = "pending_review"
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Rejected = "rejected"
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Queued = "queued"
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Dispatched = "dispatched"
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Running = "running"
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Success = "success"
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Failed = "failed"
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Suspended = "suspended"
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Cancelled = "cancelled"
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)
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// 动作
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type Action string
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const (
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ActionSubmit Action = "submit"
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ActionApprove Action = "approve"
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ActionReject Action = "reject"
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ActionResubmit Action = "resubmit"
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ActionDispatch Action = "dispatch"
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ActionStart Action = "start"
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ActionSuccess Action = "success"
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ActionFail Action = "fail"
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ActionRetry Action = "retry"
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ActionSuspend Action = "suspend"
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ActionResume Action = "resume"
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ActionCancel Action = "cancel"
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)
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// transitions 状态转移表
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var transitions = map[string]map[Action]string{
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Draft: {
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ActionSubmit: PendingReview,
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ActionCancel: Cancelled,
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},
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PendingReview: {
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ActionApprove: Queued,
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ActionReject: Rejected,
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ActionCancel: Cancelled,
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},
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Rejected: {
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ActionResubmit: PendingReview,
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ActionCancel: Cancelled,
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},
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Queued: {
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ActionDispatch: Dispatched,
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ActionCancel: Cancelled,
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},
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Dispatched: {
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ActionStart: Running,
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ActionFail: Failed,
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ActionCancel: Cancelled,
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},
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Running: {
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ActionSuccess: Success,
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ActionFail: Failed,
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ActionSuspend: Suspended,
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ActionCancel: Cancelled,
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},
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Failed: {
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ActionRetry: Queued,
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ActionCancel: Cancelled,
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},
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Suspended: {
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ActionResume: Queued,
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ActionCancel: Cancelled,
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},
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Success: {},
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Cancelled: {},
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}
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// Next 校验并返回下一状态；非法转移返回 ok=false
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func Next(current string, a Action) (string, bool) {
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next, ok := transitions[current][a]
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return next, ok
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}
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// Can 当前状态是否接受该动作
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func Can(current string, a Action) bool {
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_, ok := transitions[current][a]
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return ok
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}
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