constant.go

@@ -3,10 +3,8 @@ package minio
 var region = "ap-southeast-1"
 
 var Buckets = struct {
-	Chat       string
 	HelpCenter string
 }{
-	Chat:       "private-chat",
 	HelpCenter: "help-center",
 }
 
@@ -15,11 +13,7 @@ var listBuckets = []string{
 }
 
 var ListTypes = struct {
-	File  string
-	Photo string
 	Video string
 }{
-	File:  "file",
-	Photo: "photo",
 	Video: "video",
 }

presigned_url.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"net/url"
+	"strings"
 	"time"
 )
 
@@ -15,10 +16,12 @@ func (c Client) GetPresignedURL(ctx context.Context, bucket, object, fileType st
 
 	// params
 	reqParams := make(url.Values)
+	reqParams.Set("response-content-disposition", fmt.Sprintf("attachment; filename=\"%s\"", object))
 
-	// set name for type "file"
+	// add content type for video
-	if fileType == ListTypes.File {
+	if fileType == ListTypes.Video {
-		reqParams.Set("response-content-disposition", fmt.Sprintf("attachment; filename=\"%s\"", object))
+		parts := strings.Split(object, ".")
+		reqParams.Set("response-content-type", fmt.Sprintf("video/%s", parts[len(parts)-1]))
 	}
 
 	// get