Fix schedule tasks bugs (#28691)

Fix #28157 

This PR fix the possible bugs about actions schedule.

## The Changes

- 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.

models/actions/run.go

@@ -168,13 +168,14 @@ func updateRepoRunsNumbers(ctx context.Context, repo *repo_model.Repository) err
 }
 
 // CancelRunningJobs cancels all running and waiting jobs associated with a specific workflow.
-func CancelRunningJobs(ctx context.Context, repoID int64, ref, workflowID string) error {
+func CancelRunningJobs(ctx context.Context, repoID int64, ref, workflowID string, event webhook_module.HookEventType) error {
 	// Find all runs in the specified repository, reference, and workflow with statuses 'Running' or 'Waiting'.
 	runs, total, err := db.FindAndCount[ActionRun](ctx, FindRunOptions{
-		RepoID:     repoID,
-		Ref:        ref,
-		WorkflowID: workflowID,
-		Status:     []Status{StatusRunning, StatusWaiting},
+		RepoID:       repoID,
+		Ref:          ref,
+		WorkflowID:   workflowID,
+		TriggerEvent: event,
+		Status:       []Status{StatusRunning, StatusWaiting},
 	})
 	if err != nil {
 		return err

models/actions/run_list.go

@@ -10,6 +10,7 @@ import (
 	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/container"
+	webhook_module "code.gitea.io/gitea/modules/webhook"
 
 	"xorm.io/builder"
 )
@@ -71,6 +72,7 @@ type FindRunOptions struct {
 	WorkflowID    string
 	Ref           string // the commit/tag/… that caused this workflow
 	TriggerUserID int64
+	TriggerEvent  webhook_module.HookEventType
 	Approved      bool // not util.OptionalBool, it works only when it's true
 	Status        []Status
 }
@@ -98,6 +100,9 @@ func (opts FindRunOptions) ToConds() builder.Cond {
 	if opts.Ref != "" {
 		cond = cond.And(builder.Eq{"ref": opts.Ref})
 	}
+	if opts.TriggerEvent != "" {
+		cond = cond.And(builder.Eq{"trigger_event": opts.TriggerEvent})
+	}
 	return cond
 }
 

models/actions/schedule.go

@@ -5,6 +5,7 @@ package actions
 
 import (
 	"context"
+	"fmt"
 	"time"
 
 	"code.gitea.io/gitea/models/db"
@@ -118,3 +119,22 @@ func DeleteScheduleTaskByRepo(ctx context.Context, id int64) error {
 
 	return committer.Commit()
 }
+
+func CleanRepoScheduleTasks(ctx context.Context, repo *repo_model.Repository) error {
+	// If actions disabled when there is schedule task, this will remove the outdated schedule tasks
+	// There is no other place we can do this because the app.ini will be changed manually
+	if err := DeleteScheduleTaskByRepo(ctx, repo.ID); err != nil {
+		return fmt.Errorf("DeleteCronTaskByRepo: %v", err)
+	}
+	// cancel running cron jobs of this repository and delete old schedules
+	if err := CancelRunningJobs(
+		ctx,
+		repo.ID,
+		repo.DefaultBranch,
+		"",
+		webhook_module.HookEventSchedule,
+	); err != nil {
+		return fmt.Errorf("CancelRunningJobs: %v", err)
+	}
+	return nil
+}