Initial commit

internal/helpers/common.go

@@ -0,0 +1,79 @@
+// Package helpers provides helper functions used across the application.
+package helpers
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/ivuorinen/gh-action-readme/internal"
+	"github.com/ivuorinen/gh-action-readme/internal/git"
+)
+
+// GetCurrentDir gets current working directory with standardized error handling.
+func GetCurrentDir() (string, error) {
+	currentDir, err := os.Getwd()
+	if err != nil {
+		return "", fmt.Errorf("error getting current directory: %w", err)
+	}
+	return currentDir, nil
+}
+
+// GetCurrentDirOrExit gets current working directory or exits with error.
+func GetCurrentDirOrExit(output *internal.ColoredOutput) string {
+	currentDir, err := GetCurrentDir()
+	if err != nil {
+		output.Error("Error getting current directory: %v", err)
+		os.Exit(1)
+	}
+	return currentDir
+}
+
+// SetupGeneratorContext creates a generator with proper setup and current directory.
+func SetupGeneratorContext(config *internal.AppConfig) (*internal.Generator, string) {
+	generator := internal.NewGenerator(config)
+	output := generator.Output
+
+	if config.Verbose {
+		output.Info("Using config: %+v", config)
+	}
+
+	currentDir := GetCurrentDirOrExit(output)
+	return generator, currentDir
+}
+
+// DiscoverAndValidateFiles discovers action files with error handling.
+func DiscoverAndValidateFiles(generator *internal.Generator, currentDir string, recursive bool) []string {
+	actionFiles, err := generator.DiscoverActionFiles(currentDir, recursive)
+	if err != nil {
+		generator.Output.Error("Error discovering action files: %v", err)
+		os.Exit(1)
+	}
+
+	if len(actionFiles) == 0 {
+		generator.Output.Error("No action.yml or action.yaml files found in %s", currentDir)
+		generator.Output.Info("Please run this command in a directory containing GitHub Action files.")
+		os.Exit(1)
+	}
+	return actionFiles
+}
+
+// FindGitRepoRoot finds git repository root with standardized error handling.
+func FindGitRepoRoot(currentDir string) string {
+	repoRoot, _ := git.FindRepositoryRoot(currentDir)
+	return repoRoot
+}
+
+// GetGitRepoRootAndInfo gets git repository root and info with error handling.
+func GetGitRepoRootAndInfo(startPath string) (string, *git.RepoInfo, error) {
+	repoRoot, err := git.FindRepositoryRoot(startPath)
+	if err != nil {
+		return "", nil, err
+	}
+
+	gitInfo, err := git.DetectRepository(repoRoot)
+	if err != nil {
+		return repoRoot, nil, err
+	}
+
+	return repoRoot, gitInfo, nil
+}