Fix schedule tasks bugs (#28691)

Fix #28157

This PR fix the possible bugs about actions schedule.

- Move `UpdateRepositoryUnit` and `SetRepoDefaultBranch` from models to
service layer
- Remove schedules plan from database and cancel waiting & running
schedules tasks in this repository when actions unit has been disabled
or global disabled.
- Remove schedules plan from database and cancel waiting & running
schedules tasks in this repository when default branch changed.

(cherry picked from commit 97292da96048b036cbe36b3ea66503ac568a73e7)

Conflicts:
	modules/actions/github.go
	routers/web/repo/setting/default_branch.go
	routers/web/repo/setting/setting.go
	services/repository/branch.go
	services/repository/setting.go
	tests/integration/actions_trigger_test.go

4 files changed, 26 insertions, 10 deletions

diff --git a/modules/actions/github.go b/modules/actions/github.go
index 278b7cb74c..749bcd7c89 100644
--- a/modules/actions/github.go
+++ b/modules/actions/github.go
@@ -22,6 +22,7 @@ const (
 	GithubEventRelease                  = "release"
 	GithubEventPullRequestComment       = "pull_request_comment"
 	GithubEventGollum                   = "gollum"
+	GithubEventSchedule                 = "schedule"
 )
 
 // IsDefaultBranchWorkflow returns true if the event only triggers workflows on the default branch
@@ -115,6 +116,9 @@ func canGithubEventMatch(eventName string, triggedEvent webhook_module.HookEvent
 		return triggedEvent == webhook_module.HookEventIssueComment ||
 			triggedEvent == webhook_module.HookEventPullRequestComment
 
+	case GithubEventSchedule:
+		return triggedEvent == webhook_module.HookEventSchedule
+
 	default:
 		return eventName == string(triggedEvent)
 	}
diff --git a/modules/actions/workflows.go b/modules/actions/workflows.go
index 60dd05f0bb..b0d53b83c7 100644
--- a/modules/actions/workflows.go
+++ b/modules/actions/workflows.go
@@ -22,7 +22,7 @@ import (
 
 type DetectedWorkflow struct {
 	EntryName    string
-	TriggerEvent string
+	TriggerEvent *jobparser.Event
 	Content      []byte
 }
 
@@ -103,6 +103,7 @@ func DetectWorkflows(
 	commit *git.Commit,
 	triggedEvent webhook_module.HookEventType,
 	payload api.Payloader,
+	detectSchedule bool,
 ) ([]*DetectedWorkflow, []*DetectedWorkflow, error) {
 	entries, err := ListWorkflows(commit)
 	if err != nil {
@@ -117,6 +118,7 @@ func DetectWorkflows(
 			return nil, nil, err
 		}
 
+		// one workflow may have multiple events
 		events, err := GetEventsFromContent(content)
 		if err != nil {
 			log.Warn("ignore invalid workflow %q: %v", entry.Name(), err)
@@ -125,17 +127,18 @@ func DetectWorkflows(
 		for _, evt := range events {
 			log.Trace("detect workflow %q for event %#v matching %q", entry.Name(), evt, triggedEvent)
 			if evt.IsSchedule() {
-				dwf := &DetectedWorkflow{
-					EntryName:    entry.Name(),
-					TriggerEvent: evt.Name,
-					Content:      content,
+				if detectSchedule {
+					dwf := &DetectedWorkflow{
+						EntryName:    entry.Name(),
+						TriggerEvent: evt,
+						Content:      content,
+					}
+					schedules = append(schedules, dwf)
 				}
-				schedules = append(schedules, dwf)
-			}
-			if detectMatched(gitRepo, commit, triggedEvent, payload, evt) {
+			} else if detectMatched(gitRepo, commit, triggedEvent, payload, evt) {
 				dwf := &DetectedWorkflow{
 					EntryName:    entry.Name(),
-					TriggerEvent: evt.Name,
+					TriggerEvent: evt,
 					Content:      content,
 				}
 				workflows = append(workflows, dwf)
@@ -156,7 +159,8 @@ func detectMatched(gitRepo *git.Repository, commit *git.Commit, triggedEvent web
 		webhook_module.HookEventCreate,
 		webhook_module.HookEventDelete,
 		webhook_module.HookEventFork,
-		webhook_module.HookEventWiki:
+		webhook_module.HookEventWiki,
+		webhook_module.HookEventSchedule:
 		if len(evt.Acts()) != 0 {
 			log.Warn("Ignore unsupported %s event arguments %v", triggedEvent, evt.Acts())
 		}
diff --git a/modules/actions/workflows_test.go b/modules/actions/workflows_test.go
index 2d57f19488..c8e1e553fe 100644
--- a/modules/actions/workflows_test.go
+++ b/modules/actions/workflows_test.go
@@ -118,6 +118,13 @@ func TestDetectMatched(t *testing.T) {
 			yamlOn:       "on: gollum",
 			expected:     true,
 		},
+		{
+			desc:         "HookEventSchedue(schedule) matches GithubEventSchedule(schedule)",
+			triggedEvent: webhook_module.HookEventSchedule,
+			payload:      nil,
+			yamlOn:       "on: schedule",
+			expected:     true,
+		},
 	}
 
 	for _, tc := range testCases {
diff --git a/modules/webhook/type.go b/modules/webhook/type.go
index 7f427f2ea8..0d2aef5e15 100644
--- a/modules/webhook/type.go
+++ b/modules/webhook/type.go
@@ -31,6 +31,7 @@ const (
 	HookEventRepository                HookEventType = "repository"
 	HookEventRelease                   HookEventType = "release"
 	HookEventPackage                   HookEventType = "package"
+	HookEventSchedule                  HookEventType = "schedule"
 )
 
 // Event returns the HookEventType as an event string