refactor: 移除 services/git.go 中的无用代码

services/git.go

@@ -1,8 +1,8 @@
 package services
 
 import (
-	"bufio"
 	"fmt"
+	"log"
 	"os"
 	"path/filepath"
 	"sort"
@@ -121,19 +121,29 @@ func Clone(opts CloneOptions, progressFn func(event string, data interface{})) (
 			result.CommitNum++
 			return nil
 		})
+	} else {
+		log.Printf("warning: failed to count commits: %v", err)
 	}
 
-	branches, _ := repo.Branches()
+	branches, err := repo.Branches()
+	if err == nil {
 		_ = branches.ForEach(func(ref *plumbing.Reference) error {
 			result.Branches = append(result.Branches, ref.Name().Short())
 			return nil
 		})
+	} else {
+		log.Printf("warning: failed to list branches: %v", err)
+	}
 
-	tags, _ := repo.Tags()
+	tags, err := repo.Tags()
+	if err == nil {
 		_ = tags.ForEach(func(ref *plumbing.Reference) error {
 			result.Tags = append(result.Tags, ref.Name().Short())
 			return nil
 		})
+	} else {
+		log.Printf("warning: failed to list tags: %v", err)
+	}
 
 	result.SizeBytes = dirSize(opts.Dir)
 
@@ -446,34 +456,6 @@ remote, err := repo.Remote("origin")
 	})
 }
 
-// CloneSSEEvent formats an SSE event for the clone progress stream.
-func CloneSSEEvent(event string, data interface{}) string {
-	return fmt.Sprintf("event: %s\ndata: %s\n\n", event, toJSON(data))
-}
-
-// toJSON is a simple JSON encoder for SSE data.
-func toJSON(v interface{}) string {
-	switch d := v.(type) {
-	case map[string]interface{}:
-		var parts []string
-		for k, val := range d {
-			switch vv := val.(type) {
-			case string:
-				parts = append(parts, fmt.Sprintf("%q:%q", k, vv))
-			case int:
-				parts = append(parts, fmt.Sprintf("%q:%d", k, vv))
-			case int64:
-				parts = append(parts, fmt.Sprintf("%q:%d", k, vv))
-			default:
-				parts = append(parts, fmt.Sprintf("%q:%q", k, fmt.Sprintf("%v", vv)))
-			}
-		}
-		return "{" + strings.Join(parts, ",") + "}"
-	default:
-		return fmt.Sprintf("%q", fmt.Sprintf("%v", v))
-	}
-}
-
 // dirSize returns the total size of files in a directory.
 func dirSize(path string) int64 {
 	var size int64
@@ -489,29 +471,6 @@ func dirSize(path string) int64 {
 	return size
 }
 
-// EstimateSize estimates repo size without cloning (for display).
-func EstimateSize(url string) int64 {
-	// We can't know without cloning, return 0
-	return 0
-}
-
-// GetCloneProgressReader wraps a git clone with progress reporting.
-type CloneProgressReader struct {
-	scanner    *bufio.Scanner
-	progressFn func(event string, data interface{})
-}
-
-func NewCloneProgressReader(progressFn func(event string, data interface{})) *CloneProgressReader {
-	return &CloneProgressReader{
-		progressFn: progressFn,
-	}
-}
-
-func (r *CloneProgressReader) Read(p []byte) (n int, err error) {
-	// This is a simplified version - real implementation would parse git protocol
-	return 0, nil
-}
-
 // CompareCommits returns the diff between two commits.
 func CompareCommits(repoPath, base, head string) (string, error) {
 	repo, err := OpenRepo(repoPath)
@@ -575,6 +534,8 @@ func CloneWithProgress(opts CloneOptions, progressFn func(event string, data int
 	return Clone(opts, progressFn)
 }
 
+// GetDefaultBranch returns the default branch name (main or master).
+
 // GetDefaultBranch returns the default branch name (main or master).
 func GetDefaultBranch(repoPath string) (string, error) {
 	repo, err := OpenRepo(repoPath)