Method Edit

pkg/backends/state.go:178–221

Edit 实现 BackendProtocol.Edit

(ctx context.Context, path, oldStr, newStr string, replaceAll bool)

// Edit 实现 BackendProtocol.Edit
func (b *StateBackend) Edit(ctx context.Context, path, oldStr, newStr string, replaceAll bool) (*EditResult, error) {
	b.mu.Lock()
	defer b.mu.Unlock()

	data, exists := b.files[path]
	if !exists {
		return &EditResult{
			Error: "file not found: " + path,
			Path:  path,
		}, nil
	}

	// 读取当前内容
	content := strings.Join(data.Lines, "\n")

	// 执行替换
	var newContent string
	var count int

	if replaceAll {
		count = strings.Count(content, oldStr)
		newContent = strings.ReplaceAll(content, oldStr, newStr)
	} else {
		if strings.Contains(content, oldStr) {
			newContent = strings.Replace(content, oldStr, newStr, 1)
			count = 1
		} else {
			newContent = content
			count = 0
		}
	}

	// 更新文件数据
	if count > 0 {
		data.Lines = strings.Split(newContent, "\n")
		data.ModifiedAt = time.Now()
	}

	return &EditResult{
		Error:            "", // 空字符串表示成功
		Path:             path,
		ReplacementsMade: count,
	}, nil
}

// GrepRaw 实现 BackendProtocol.GrepRaw
func (b *StateBackend) GrepRaw(ctx context.Context, pattern, path, glob string) ([]GrepMatch, error) {