From a007d4a4301d7e22d16f7cdac5743481df335356 Mon Sep 17 00:00:00 2001
From: fantasticbin <fantasticbin@Fantasticbins-MacBook-Pro.local>
Date: Sun, 2 Mar 2025 21:12:10 +0800
Subject: [PATCH] =?UTF-8?q?=E5=B9=B6=E8=A1=8C=E6=89=A7=E8=A1=8C=E6=8A=93?=
 =?UTF-8?q?=E5=8F=96=E9=80=BB=E8=BE=91?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 crawler.go | 14 ++++++++++----
 go.mod     |  1 +
 go.sum     |  2 ++
 3 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/crawler.go b/crawler.go
index b8b3ce2..92af2ed 100644
--- a/crawler.go
+++ b/crawler.go
@@ -5,6 +5,7 @@ import (
 	"errors"
 	"fmt"
 	"github.com/spf13/viper"
+	"golang.org/x/sync/errgroup"
 	"image"
 	_ "image/jpeg"
 	"io"
@@ -20,6 +21,7 @@ type Crawler struct {
 	avPath     string
 	outputPath string
 	config     *viper.Viper
+	g          errgroup.Group
 }
 
 func NewCrawler(avPath, outputPath string) *Crawler {
@@ -219,10 +221,14 @@ func (c *Crawler) Handle() error {
 	}
 
 	for _, cover := range coverList {
-		if err := c.fetchCoverImg(cover); err != nil {
-			return err
-		}
+		c.g.Go(func() error {
+			if err := c.fetchCoverImg(cover); err != nil {
+				return err
+			}
+
+			return nil
+		})
 	}
 
-	return nil
+	return c.g.Wait()
 }
diff --git a/go.mod b/go.mod
index 1a92f7d..5eeaea1 100644
--- a/go.mod
+++ b/go.mod
@@ -6,6 +6,7 @@ require (
 	fyne.io/fyne/v2 v2.5.4
 	github.com/spf13/viper v1.19.0
 	golang.org/x/image v0.18.0
+	golang.org/x/sync v0.7.0
 )
 
 require (
diff --git a/go.sum b/go.sum
index b42516b..c053bd9 100644
--- a/go.sum
+++ b/go.sum
@@ -455,6 +455,8 @@ golang.org/x/sync v0.0.0-20200625203802-6e8e738ad208/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.7.0 h1:YsImfSBoP9QPYL0xyKJPq0gcaJdG3rInoqxTWbfQu9M=
+golang.org/x/sync v0.7.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sys v0.0.0-20180823144017-11551d06cbcc/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20181026203630-95b1ffbd15a5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=