feat: add job

templates/project/providers/job/config.go.tpl

@@ -0,0 +1,25 @@
+package job
+
+import (
+	"git.ipao.vip/rogeecn/atom/container"
+	"git.ipao.vip/rogeecn/atom/utils/opt"
+)
+
+const DefaultPrefix = "Job"
+
+func DefaultProvider() container.ProviderContainer {
+	return container.ProviderContainer{
+		Provider: Provide,
+		Options: []opt.Option{
+			opt.Prefix(DefaultPrefix),
+		},
+	}
+}
+
+type Config struct{}
+
+const (
+	PriorityHigh    = "high"
+	PriorityDefault = "default"
+	PriorityLow     = "low"
+)

templates/project/providers/job/provider.go.tpl

@@ -0,0 +1,85 @@
+package job
+
+import (
+	"context"
+	"sync"
+
+	"demo01/providers/postgres"
+
+	"git.ipao.vip/rogeecn/atom/container"
+	"git.ipao.vip/rogeecn/atom/utils/opt"
+	"github.com/jackc/pgx/v5"
+	"github.com/jackc/pgx/v5/pgxpool"
+	"github.com/riverqueue/river"
+	"github.com/riverqueue/river/riverdriver/riverpgxv5"
+	log "github.com/sirupsen/logrus"
+)
+
+func Provide(opts ...opt.Option) error {
+	o := opt.New(opts...)
+	var config Config
+	if err := o.UnmarshalConfig(&config); err != nil {
+		return err
+	}
+	return container.Container.Provide(func(ctx context.Context, dbConf *postgres.Config) (*Job, error) {
+		workers := river.NewWorkers()
+
+		dbPoolConfig, err := pgxpool.ParseConfig(dbConf.DSN())
+		if err != nil {
+			return nil, err
+		}
+
+		dbPool, err := pgxpool.NewWithConfig(ctx, dbPoolConfig)
+		if err != nil {
+			return nil, err
+		}
+		container.AddCloseAble(dbPool.Close)
+		pool := riverpgxv5.New(dbPool)
+
+		queue := &Job{Workers: workers, Driver: pool, ctx: ctx}
+		container.AddCloseAble(queue.Close)
+
+		return queue, nil
+	}, o.DiOptions()...)
+}
+
+type Job struct {
+	ctx     context.Context
+	Workers *river.Workers
+	Driver  *riverpgxv5.Driver
+
+	l      sync.Mutex
+	client *river.Client[pgx.Tx]
+}
+
+func (q *Job) Close() {
+	if q.client == nil {
+		return
+	}
+
+	if err := q.client.StopAndCancel(q.ctx); err != nil {
+		log.Errorf("Failed to stop and cancel client: %s", err)
+	}
+}
+
+func (q *Job) Client() (*river.Client[pgx.Tx], error) {
+	q.l.Lock()
+	defer q.l.Unlock()
+
+	if q.client == nil {
+		var err error
+		q.client, err = river.NewClient(q.Driver, &river.Config{
+			Workers: q.Workers,
+			Queues: map[string]river.QueueConfig{
+				PriorityHigh:    {MaxWorkers: 10},
+				PriorityDefault: {MaxWorkers: 10},
+				PriorityLow:     {MaxWorkers: 10},
+			},
+		})
+		if err != nil {
+			return nil, err
+		}
+	}
+
+	return q.client, nil
+}