feat: add download from alioss job

backend/providers/ali/oss_client.go

@@ -2,15 +2,15 @@ package ali
 
 import (
 	"context"
-	"log"
 	"strings"
 
 	"github.com/aliyun/alibabacloud-oss-go-sdk-v2/oss"
 )
 
 type OSSClient struct {
-	client *oss.Client
-	config *Config
+	client         *oss.Client
+	internalClient *oss.Client
+	config         *Config
 }
 
 func (c *OSSClient) GetClient() *oss.Client {
@@ -23,6 +23,18 @@ func (c *OSSClient) PreSignUpload(ctx context.Context, path string) (*oss.Presig
 		Key:         oss.Ptr("quyun/" + strings.Trim(path, "/")),
 		ContentType: oss.Ptr("multipart/form-data"),
 	}
-	log.Printf("%+v", request)
 	return c.client.Presign(ctx, request)
 }
+
+func (c *OSSClient) Download(ctx context.Context, path, dest string) error {
+	request := &oss.GetObjectRequest{
+		Bucket: oss.Ptr(c.config.Bucket),
+		Key:    oss.Ptr(path),
+	}
+
+	_, err := c.client.GetObjectToFile(ctx, request, dest)
+	if err != nil {
+		return err
+	}
+	return nil
+}