基本能力编写完成

internal/git/cmd_git.go

@@ -0,0 +1,185 @@
+package git
+
+import (
+	"context"
+	"fmt"
+	"os/exec"
+	"regexp"
+	"strconv"
+	"strings"
+
+	"github.com/gitcodestatic/gitcodestatic/internal/logger"
+	"github.com/gitcodestatic/gitcodestatic/internal/models"
+)
+
+// CmdGitManager 基于git命令的实现
+type CmdGitManager struct {
+	gitPath string
+}
+
+// NewCmdGitManager 创建命令行Git管理器
+func NewCmdGitManager(gitPath string) *CmdGitManager {
+	if gitPath == "" {
+		gitPath = "git"
+	}
+	return &CmdGitManager{gitPath: gitPath}
+}
+
+// IsAvailable 检查git命令是否可用
+func (m *CmdGitManager) IsAvailable() bool {
+	cmd := exec.Command(m.gitPath, "--version")
+	err := cmd.Run()
+	return err == nil
+}
+
+// Clone 克隆仓库
+func (m *CmdGitManager) Clone(ctx context.Context, url, localPath string, cred *models.Credential) error {
+	// 注入凭据到URL（如果有）
+	cloneURL := url
+	if cred != nil {
+		cloneURL = m.injectCredentials(url, cred)
+	}
+
+	cmd := exec.CommandContext(ctx, m.gitPath, "clone", cloneURL, localPath)
+	cmd.Env = append(cmd.Env, "GIT_TERMINAL_PROMPT=0") // 禁止交互式提示
+
+	output, err := cmd.CombinedOutput()
+	if err != nil {
+		// 脱敏日志
+		sanitizedURL := sanitizeURL(url)
+		logger.Logger.Error().
+			Err(err).
+			Str("url", sanitizedURL).
+			Str("output", string(output)).
+			Msg("failed to clone repository")
+		return fmt.Errorf("failed to clone repository: %w", err)
+	}
+
+	logger.Logger.Info().
+		Str("url", sanitizeURL(url)).
+		Str("local_path", localPath).
+		Msg("repository cloned successfully")
+
+	return nil
+}
+
+// Pull 拉取更新
+func (m *CmdGitManager) Pull(ctx context.Context, localPath string, cred *models.Credential) error {
+	cmd := exec.CommandContext(ctx, m.gitPath, "-C", localPath, "pull")
+	cmd.Env = append(cmd.Env, "GIT_TERMINAL_PROMPT=0")
+
+	output, err := cmd.CombinedOutput()
+	if err != nil {
+		logger.Logger.Error().
+			Err(err).
+			Str("local_path", localPath).
+			Str("output", string(output)).
+			Msg("failed to pull repository")
+		return fmt.Errorf("failed to pull repository: %w", err)
+	}
+
+	logger.Logger.Info().
+		Str("local_path", localPath).
+		Msg("repository pulled successfully")
+
+	return nil
+}
+
+// Checkout 切换分支
+func (m *CmdGitManager) Checkout(ctx context.Context, localPath, branch string) error {
+	cmd := exec.CommandContext(ctx, m.gitPath, "-C", localPath, "checkout", branch)
+	
+	output, err := cmd.CombinedOutput()
+	if err != nil {
+		logger.Logger.Error().
+			Err(err).
+			Str("local_path", localPath).
+			Str("branch", branch).
+			Str("output", string(output)).
+			Msg("failed to checkout branch")
+		return fmt.Errorf("failed to checkout branch: %w", err)
+	}
+
+	logger.Logger.Info().
+		Str("local_path", localPath).
+		Str("branch", branch).
+		Msg("branch checked out successfully")
+
+	return nil
+}
+
+// GetCurrentBranch 获取当前分支
+func (m *CmdGitManager) GetCurrentBranch(ctx context.Context, localPath string) (string, error) {
+	cmd := exec.CommandContext(ctx, m.gitPath, "-C", localPath, "rev-parse", "--abbrev-ref", "HEAD")
+	
+	output, err := cmd.Output()
+	if err != nil {
+		return "", fmt.Errorf("failed to get current branch: %w", err)
+	}
+
+	branch := strings.TrimSpace(string(output))
+	return branch, nil
+}
+
+// GetHeadCommitHash 获取HEAD commit hash
+func (m *CmdGitManager) GetHeadCommitHash(ctx context.Context, localPath string) (string, error) {
+	cmd := exec.CommandContext(ctx, m.gitPath, "-C", localPath, "rev-parse", "HEAD")
+	
+	output, err := cmd.Output()
+	if err != nil {
+		return "", fmt.Errorf("failed to get HEAD commit hash: %w", err)
+	}
+
+	hash := strings.TrimSpace(string(output))
+	return hash, nil
+}
+
+// CountCommits 统计提交次数
+func (m *CmdGitManager) CountCommits(ctx context.Context, localPath, branch, fromDate string) (int, error) {
+	args := []string{"-C", localPath, "rev-list", "--count"}
+	
+	if fromDate != "" {
+		args = append(args, "--since="+fromDate)
+	}
+	
+	args = append(args, branch)
+	
+	cmd := exec.CommandContext(ctx, m.gitPath, args...)
+	
+	output, err := cmd.Output()
+	if err != nil {
+		return 0, fmt.Errorf("failed to count commits: %w", err)
+	}
+
+	countStr := strings.TrimSpace(string(output))
+	count, err := strconv.Atoi(countStr)
+	if err != nil {
+		return 0, fmt.Errorf("failed to parse commit count: %w", err)
+	}
+
+	return count, nil
+}
+
+// injectCredentials 注入凭据到URL
+func (m *CmdGitManager) injectCredentials(url string, cred *models.Credential) string {
+	if cred == nil || cred.Username == "" {
+		return url
+	}
+
+	// 简单的URL凭据注入（仅支持https）
+	if strings.HasPrefix(url, "https://") {
+		credentials := cred.Username
+		if cred.Password != "" {
+			credentials += ":" + cred.Password
+		}
+		return strings.Replace(url, "https://", "https://"+credentials+"@", 1)
+	}
+
+	return url
+}
+
+// sanitizeURL 脱敏URL（移除用户名密码）
+func sanitizeURL(url string) string {
+	re := regexp.MustCompile(`(https?://)[^@]+@`)
+	return re.ReplaceAllString(url, "${1}***@")
+}

internal/git/manager.go

@@ -0,0 +1,31 @@
+package git
+
+import (
+	"context"
+
+	"github.com/gitcodestatic/gitcodestatic/internal/models"
+)
+
+// Manager Git管理器接口
+type Manager interface {
+	// Clone 克隆仓库
+	Clone(ctx context.Context, url, localPath string, cred *models.Credential) error
+	
+	// Pull 拉取更新
+	Pull(ctx context.Context, localPath string, cred *models.Credential) error
+	
+	// Checkout 切换分支
+	Checkout(ctx context.Context, localPath, branch string) error
+	
+	// GetCurrentBranch 获取当前分支
+	GetCurrentBranch(ctx context.Context, localPath string) (string, error)
+	
+	// GetHeadCommitHash 获取HEAD commit hash
+	GetHeadCommitHash(ctx context.Context, localPath string) (string, error)
+	
+	// CountCommits 统计提交次数
+	CountCommits(ctx context.Context, localPath, branch, fromDate string) (int, error)
+	
+	// IsAvailable 检查Git是否可用
+	IsAvailable() bool
+}