Fix wrong hint when status checking is running on pull request view (#9886) (#9928)

* Fix wrong hint when status checking is running on pull request view

* fix lint

* fix test

* fix test

* fix wrong tmpl

* fix import

* rename function name

modules/structs/attachment.go

@@ -3,6 +3,7 @@
 // license that can be found in the LICENSE file.
 
 package structs // import "code.gitea.io/gitea/modules/structs"
+
 import (
 	"time"
 )

modules/structs/commit_status.go

@@ -0,0 +1,63 @@
+// Copyright 2020 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package structs
+
+// CommitStatusState holds the state of a Status
+// It can be "pending", "success", "error", "failure", and "warning"
+type CommitStatusState string
+
+const (
+	// CommitStatusPending is for when the Status is Pending
+	CommitStatusPending CommitStatusState = "pending"
+	// CommitStatusSuccess is for when the Status is Success
+	CommitStatusSuccess CommitStatusState = "success"
+	// CommitStatusError is for when the Status is Error
+	CommitStatusError CommitStatusState = "error"
+	// CommitStatusFailure is for when the Status is Failure
+	CommitStatusFailure CommitStatusState = "failure"
+	// CommitStatusWarning is for when the Status is Warning
+	CommitStatusWarning CommitStatusState = "warning"
+)
+
+// NoBetterThan returns true if this State is no better than the given State
+func (css CommitStatusState) NoBetterThan(css2 CommitStatusState) bool {
+	switch css {
+	case CommitStatusError:
+		return true
+	case CommitStatusFailure:
+		return css2 != CommitStatusError
+	case CommitStatusWarning:
+		return css2 != CommitStatusError && css2 != CommitStatusFailure
+	case CommitStatusPending:
+		return css2 != CommitStatusError && css2 != CommitStatusFailure && css2 != CommitStatusWarning
+	default:
+		return css2 != CommitStatusError && css2 != CommitStatusFailure && css2 != CommitStatusWarning && css2 != CommitStatusPending
+	}
+}
+
+// IsPending represents if commit status state is pending
+func (css CommitStatusState) IsPending() bool {
+	return css == CommitStatusPending
+}
+
+// IsSuccess represents if commit status state is success
+func (css CommitStatusState) IsSuccess() bool {
+	return css == CommitStatusSuccess
+}
+
+// IsError represents if commit status state is error
+func (css CommitStatusState) IsError() bool {
+	return css == CommitStatusError
+}
+
+// IsFailure represents if commit status state is failure
+func (css CommitStatusState) IsFailure() bool {
+	return css == CommitStatusFailure
+}
+
+// IsWarning represents if commit status state is warning
+func (css CommitStatusState) IsWarning() bool {
+	return css == CommitStatusWarning
+}