feat: implement 'dtm commit -m "commit message"' command

Signed-off-by: Daniel Hu <[email protected]>

Author: daniel-hutao

cmd/commit.go

@@ -0,0 +1,45 @@
+package cmd
+
+import (
+	"os"
+
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+
+	"github.com/devstream-io/devstream/internal/log"
+	"github.com/devstream-io/devstream/internal/pkg/commit"
+	"github.com/devstream-io/devstream/internal/response"
+)
+
+// commitCmd represents the commit command
+var commitCmd = &cobra.Command{
+	Use:   "commit",
+	Short: "commit is used to execute git commit operations",
+	Long: `commit is used to execute git commit operations
+
+e.g.
+
+1. dtm commit -m "commit message"
+`,
+	Run: func(cmd *cobra.Command, args []string) {
+		message := viper.GetString("message")
+		if message == "" {
+			log.Error("message is required")
+			os.Exit(1)
+		}
+		err := commit.Commit(message)
+		if err != nil {
+			log.Errorf("commit error: %v", err)
+			r := response.New(response.StatusError, response.MessageError, err.Error())
+			r.Print(OutputFormat)
+		} else {
+			r := response.New(response.StatusOK, response.MessageOK, "")
+			r.Print(OutputFormat)
+		}
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(commitCmd)
+	commitCmd.Flags().StringP("message", "m", "", "commit message")
+}

cmd/patch.go

@@ -1,6 +1,3 @@
-/*
-Copyright © 2023 NAME HERE <EMAIL ADDRESS>
-*/
 package cmd
 
 import (
@@ -32,15 +29,15 @@ e.g.
 			log.Error("Incorrect number of arguments")
 			os.Exit(1)
 		}
-		err := patch.Patch(".", args[0])
+		err := patch.Patch(args[0])
 		if err != nil {
-			log.Error(err)
+			log.Errorf("patch error: %v", err)
 			r := response.New(response.StatusError, response.MessageError, err.Error())
 			r.Print(OutputFormat)
-			os.Exit(1)
+		} else {
+			r := response.New(response.StatusOK, response.MessageOK, "")
+			r.Print(OutputFormat)
 		}
-		r := response.New(response.StatusOK, response.MessageOK, "")
-		r.Print(OutputFormat)
 	},
 }
 

cmd/scaffold.go

@@ -1,6 +1,3 @@
-/*
-Copyright © 2023 NAME HERE <EMAIL ADDRESS>
-*/
 package cmd
 
 import (

internal/pkg/commit/commit.go

@@ -0,0 +1,29 @@
+package commit
+
+import (
+	"fmt"
+	"os/exec"
+	"strings"
+
+	"github.com/devstream-io/devstream/internal/log"
+)
+
+// Commit is used to execute git commit operations
+func Commit(message string) error {
+	// Check if the git command exists
+	gitPath, err := exec.LookPath("git")
+	if err != nil {
+		return fmt.Errorf("git command not found: %w", err)
+	}
+
+	cmd := exec.Command(gitPath, "commit", "-m", message)
+	output, err := cmd.CombinedOutput()
+	outputStr := strings.TrimSpace(string(output))
+
+	if err != nil {
+		return fmt.Errorf("git commit failed: %w\nOutput: %s", err, outputStr)
+	}
+
+	log.Infof("Successfully committed the file")
+	return nil
+}

internal/pkg/commit/commit_test.go

@@ -0,0 +1,77 @@
+package commit_test
+
+import (
+	"os"
+	"os/exec"
+	"path/filepath"
+
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+
+	. "github.com/devstream-io/devstream/internal/pkg/commit"
+)
+
+var _ = Describe("Commit", func() {
+	var testRepoDir string
+
+	BeforeEach(func() {
+		// 1. Create a temporary directory
+		var err error
+		testRepoDir, err = os.MkdirTemp("", "test-repo-*")
+		Expect(err).NotTo(HaveOccurred())
+
+		// 2. Change the working directory to the temporary directory
+		err = os.Chdir(testRepoDir)
+		Expect(err).NotTo(HaveOccurred())
+
+		// 3. Initialize a git repository
+		cmd := exec.Command("git", "init")
+		err = cmd.Run()
+		Expect(err).NotTo(HaveOccurred())
+
+		// 4. Create a file and write some content to it
+		file, err := os.Create(filepath.Join(testRepoDir, "test.txt"))
+		Expect(err).NotTo(HaveOccurred())
+
+		_, err = file.WriteString("Test content")
+		Expect(err).NotTo(HaveOccurred())
+		file.Close()
+
+		// 5. Add the file to the git index
+		cmd = exec.Command("git", "add", "test.txt")
+		err = cmd.Run()
+		Expect(err).NotTo(HaveOccurred())
+	})
+
+	AfterEach(func() {
+		err := os.RemoveAll(testRepoDir)
+		Expect(err).NotTo(HaveOccurred())
+	})
+
+	It("should create a new commit with the given message", func() {
+		message := "Test commit"
+		err := Commit(message)
+		Expect(err).NotTo(HaveOccurred())
+
+		cmd := exec.Command("git", "log", "--oneline")
+		output, err := cmd.CombinedOutput()
+		Expect(err).NotTo(HaveOccurred())
+
+		Expect(string(output)).To(ContainSubstring(message))
+	})
+
+	It("should return an error when git is not installed", func() {
+		origGitPath, err := exec.LookPath("git")
+		Expect(err).NotTo(HaveOccurred())
+
+		err = os.Setenv("PATH", "")
+		Expect(err).NotTo(HaveOccurred())
+		defer func() {
+			err = os.Setenv("PATH", origGitPath)
+			Expect(err).NotTo(HaveOccurred())
+		}()
+
+		err = Commit("Test commit")
+		Expect(err).To(HaveOccurred())
+	})
+})

internal/pkg/patch/patch.go

@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"os"
 	"os/exec"
-	"path/filepath"
 	"regexp"
 	"strings"
 
@@ -20,24 +19,23 @@ const (
 type ProcessOption string
 
 // Patch calls the patch command to apply a diff file to an original
-func Patch(workDir, patchFile string) error {
+func Patch(patchFile string) error {
 	log.Infof("Patching file: %s", patchFile)
 
 	// Fix patch file if it mixed tab and space indentation
-	err := fixPatchFile(workDir, patchFile)
+	err := fixPatchFile(patchFile)
 	if err != nil {
 		return fmt.Errorf("patch file fix failed: %w", err)
 	}
 
-	// Check if the patch command exists and is executable
-	err = checkPatchCommand()
+	// Check if the patch command exists
+	patchPath, err := exec.LookPath("patch")
 	if err != nil {
-		return fmt.Errorf("patch command check failed: %w", err)
+		return fmt.Errorf("patch command not found: %w", err)
 	}
 
 	// Use the patch tool to apply the patch
-	cmd := exec.Command("patch", "-i", patchFile, "-t", "-p0")
-	cmd.Dir = workDir
+	cmd := exec.Command(patchPath, "-i", patchFile, "-t", "-p0")
 	output, err := cmd.CombinedOutput()
 	if err != nil {
 		return fmt.Errorf("patch command failed: %w\nOutput: %s", err, string(output))
@@ -73,10 +71,9 @@ func checkPatchCommand() error {
 // The original file path is contained in the patch file, so we can use the fix the patch file by using the original file.
 // If the original file uses tab indentation, we replace all spaces with tabs in the patch file.
 // If the original file uses space indentation, we replace all tabs with spaces in the patch file.
-func fixPatchFile(workDir, patchFile string) error {
+func fixPatchFile(patchFile string) error {
 	// Read the original file path from the patch file
 	originalFilePath, err := extractOriginalFilePathFromPatchFile(patchFile)
-	originalFilePath = filepath.Join(workDir, originalFilePath)
 
 	if err != nil {
 		return fmt.Errorf("failed to extract original file path from patch string: %w", err)
@@ -118,7 +115,6 @@ func fixPatchFile(workDir, patchFile string) error {
 	}
 
 	return nil
-
 }
 
 // ExtractOriginalFilePathFromPatchString extracts the original file path from a patch string

internal/pkg/patch/patch_test.go

@@ -26,10 +26,16 @@ var _ = Describe("Patcher", func() {
 	)
 
 	BeforeEach(func() {
+		// 1. Create a temporary directory
 		var err error
 		tempDir, err = os.MkdirTemp("", "patcher-tests")
 		Expect(err).NotTo(HaveOccurred())
 
+		// 2. Change the working directory to the temporary directory
+		err = os.Chdir(tempDir)
+		Expect(err).NotTo(HaveOccurred())
+
+		// 3. Create the original file and the patch file
 		originalFile, err = os.CreateTemp(tempDir, "original-*")
 		Expect(err).NotTo(HaveOccurred())
 
@@ -63,7 +69,7 @@ This is the original file.
 			err = os.WriteFile(patchFile.Name(), []byte(patchContent), 0644)
 			Expect(err).NotTo(HaveOccurred())
 
-			err = Patch(tempDir, patchFile.Name())
+			err = Patch(patchFile.Name())
 			Expect(err).NotTo(HaveOccurred())
 
 			patchedContent, err := os.ReadFile(originalFile.Name())
@@ -93,7 +99,7 @@ This is the original file.
 			err = os.WriteFile(patchFile.Name(), []byte(invalidPatchContent), 0644)
 			Expect(err).NotTo(HaveOccurred())
 
-			err = Patch(tempDir, patchFile.Name())
+			err = Patch(patchFile.Name())
 			Expect(err).To(HaveOccurred())
 			Expect(strings.Contains(err.Error(), "patch command failed")).To(BeTrue())
 		})
@@ -118,7 +124,7 @@ This is the original file.
 			err = os.WriteFile(patchFile.Name(), []byte(patchContent), 0644)
 			Expect(err).NotTo(HaveOccurred())
 
-			err = Patch(tempDir, patchFile.Name())
+			err = Patch(patchFile.Name())
 			Expect(err).NotTo(HaveOccurred())
 
 			patchedContent, err := os.ReadFile(originalFile.Name())
@@ -146,7 +152,7 @@ This is the original file.
 			err = os.WriteFile(patchFile.Name(), []byte(patchContent), 0644)
 			Expect(err).NotTo(HaveOccurred())
 
-			err = Patch(tempDir, patchFile.Name())
+			err = Patch(patchFile.Name())
 			Expect(err).NotTo(HaveOccurred())
 
 			patchedContent, err := os.ReadFile(originalFile.Name())