From 64423b00e29d93b0f65b2281a898a9f1dae1e9ba Mon Sep 17 00:00:00 2001
From: wood chen <wood@czl.net>
Date: Wed, 12 Mar 2025 20:50:19 +0800
Subject: [PATCH] =?UTF-8?q?feat(config):=20=E6=B7=BB=E5=8A=A0=E9=BB=98?=
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- 实现 createDefaultConfig 方法，在配置文件不存在时自动创建默认配置
- 移除 config.json 中的固定路径配置
- 支持自动创建配置文件目录
- 提供默认的压缩和路由配置
---
 data/config.json          | 14 +-----------
 internal/config/config.go | 46 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 47 insertions(+), 13 deletions(-)

diff --git a/data/config.json b/data/config.json
index e2061a9..e2e6be0 100644
--- a/data/config.json
+++ b/data/config.json
@@ -23,17 +23,5 @@
       "Enabled": false,
       "Level": 4
     }
-  },
-  "FixedPaths": [
-    {
-      "Path": "/cdnjs",
-      "TargetHost": "cdnjs.cloudflare.com",
-      "TargetURL": "https://cdnjs.cloudflare.com"
-    },
-    {
-      "Path": "/jsdelivr",
-      "TargetHost": "cdn.jsdelivr.net",
-      "TargetURL": "https://cdn.jsdelivr.net"
-    }
-  ]
+  }
 }
\ No newline at end of file
diff --git a/internal/config/config.go b/internal/config/config.go
index f515b38..b0191a8 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -3,6 +3,7 @@ package config
 import (
 	"encoding/json"
 	"os"
+	"strings"
 	"sync"
 	"sync/atomic"
 	"time"
@@ -48,10 +49,55 @@ func Load(path string) (*Config, error) {
 	once.Do(func() {
 		instance = &configImpl{}
 		err = instance.reload(path)
+		// 如果文件不存在，创建默认配置并重新加载
+		if err != nil && os.IsNotExist(err) {
+			if createErr := createDefaultConfig(path); createErr == nil {
+				err = instance.reload(path)
+			} else {
+				err = createErr
+			}
+		}
 	})
 	return &instance.Config, err
 }
 
+// createDefaultConfig 创建默认配置文件
+func createDefaultConfig(path string) error {
+	// 创建目录（如果不存在）
+	dir := path[:strings.LastIndex(path, "/")]
+	if err := os.MkdirAll(dir, 0755); err != nil {
+		return err
+	}
+
+	// 创建默认配置
+	defaultConfig := Config{
+		MAP: map[string]PathConfig{
+			"/": {
+				DefaultTarget: "http://localhost:8080",
+			},
+		},
+		Compression: CompressionConfig{
+			Gzip: CompressorConfig{
+				Enabled: true,
+				Level:   6,
+			},
+			Brotli: CompressorConfig{
+				Enabled: true,
+				Level:   6,
+			},
+		},
+	}
+
+	// 序列化为JSON
+	data, err := json.MarshalIndent(defaultConfig, "", "  ")
+	if err != nil {
+		return err
+	}
+
+	// 写入文件
+	return os.WriteFile(path, data, 0644)
+}
+
 // RegisterUpdateCallback 注册配置更新回调函数
 func RegisterUpdateCallback(callback func(*Config)) {
 	callbackMutex.Lock()