更改UA，增加日志

Author: jdnjk

core/download.go

@@ -55,8 +55,7 @@ func DownloadFile(url, filePath string) error {
 		if start > 0 {
 			req.Header.Set("Range", "bytes="+strconv.FormatInt(start, 10)+"-")
 		}
-		var gitversion string
-		req.Header.Set("User-Agent", "AutoInstall/"+gitversion)
+		req.Header.Set("User-Agent", "autoinst/1.3.0")
 		client := &http.Client{}
 		resp, err := client.Do(req)
 

core/logger.go

@@ -0,0 +1,59 @@
+package core
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+	"sync"
+	"time"
+)
+
+type DownloadError struct {
+	URL      string
+	Err      error
+	Response string
+}
+
+var (
+	LogFile        *os.File
+	DownloadErrors []DownloadError
+	ErrorMutex     sync.Mutex
+)
+
+func SetupLogger() error {
+	logDir := filepath.Join(".autoinst", "logs")
+	if err := os.MkdirAll(logDir, os.ModePerm); err != nil {
+		return err
+	}
+	dateStr := time.Now().Format("2006-01-02")
+	logPath := filepath.Join(logDir, dateStr+".log")
+
+	f, err := os.OpenFile(logPath, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
+	if err != nil {
+		return err
+	}
+	LogFile = f
+	return nil
+}
+
+func RecordError(url string, err error, response string) {
+	ErrorMutex.Lock()
+	defer ErrorMutex.Unlock()
+	DownloadErrors = append(DownloadErrors, DownloadError{
+		URL:      url,
+		Err:      err,
+		Response: response,
+	})
+
+	if LogFile != nil {
+		timestamp := time.Now().Format("15:04:05")
+		msg := fmt.Sprintf("[%s] Error downloading %s: %v | Response: %s\n", timestamp, url, err, response)
+		LogFile.WriteString(msg)
+	}
+}
+
+func CloseLogger() {
+	if LogFile != nil {
+		LogFile.Close()
+	}
+}

main.go

@@ -16,6 +16,11 @@ func main() {
 	if gitversion == "" {
 		gitversion = "NaN"
 	}
+	if err := core.SetupLogger(); err != nil {
+		fmt.Println("无法初始化日志系统:", err)
+	}
+	defer core.CloseLogger()
+
 	cleaninst := core.Argument(gitversion)
 	core.Argument(gitversion)
 	os.MkdirAll(".autoinst/cache", os.ModePerm)
@@ -51,4 +56,14 @@ func main() {
 	} else {
 		fmt.Println("无法访问 inst.json 文件:", err)
 	}
+
+	if len(core.DownloadErrors) > 0 {
+		fmt.Println("安装过程中出现错误，详情请查看日志。")
+		if core.LogFile != nil {
+			core.LogFile.WriteString("\n--- 错误汇总 ---\n")
+			for _, e := range core.DownloadErrors {
+				core.LogFile.WriteString(fmt.Sprintf("URL: %s\nError: %v\nResponse: %s\n----------------\n", e.URL, e.Err, e.Response))
+			}
+		}
+	}
 }

pkg/cf.go

@@ -45,6 +45,7 @@ func resolveCFDownloadURL(projectID, fileID int) (string, error) {
 	}
 	req.Header.Set("Accept", "application/json")
 	req.Header.Set("x-api-key", cfapiKey)
+	req.Header.Set("User-Agent", "autoinst/1.3.0")
 	resp, err := http.DefaultClient.Do(req)
 	if err != nil {
 		return "", err
@@ -176,6 +177,8 @@ func CurseForge(file string, MaxCon int, Args string) {
 
 				url, err := resolveCFDownloadURL(entry.ProjectID, entry.FileID)
 				if err != nil {
+					apiUrl := fmt.Sprintf("https://api.curseforge.com/v1/mods/%d/files/%d/download-url", entry.ProjectID, entry.FileID)
+					core.RecordError(apiUrl, err, err.Error())
 					errChan <- err
 					return
 				}
@@ -192,6 +195,7 @@ func CurseForge(file string, MaxCon int, Args string) {
 				}
 				fmt.Println("尝试下载:", url)
 				if err := core.DownloadFile(url, dst); err != nil {
+					core.RecordError(url, err, "Download failed")
 					errChan <- fmt.Errorf("下载失败(Project %d, File %d): %v", entry.ProjectID, entry.FileID, err)
 					return
 				}