package git

import (
	"fmt"
	"path"

	"coopcloud.tech/abra/pkg/config"
	"github.com/go-git/go-git/v5"
	"github.com/sirupsen/logrus"
)

// Commit runs a git commit
func Commit(glob, commitMessage string, dryRun bool) error {
	if commitMessage == "" {
		return fmt.Errorf("no commit message specified?")
	}

	repoPath := path.Join(config.ABRA_DIR, "catalogue")
	commitRepo, err := git.PlainOpen(repoPath)
	if err != nil {
		return err
	}

	commitWorktree, err := commitRepo.Worktree()
	if err != nil {
		return err
	}

	patterns, err := GetExcludesFiles()
	if err != nil {
		return err
	}

	if len(patterns) > 0 {
		commitWorktree.Excludes = append(patterns, commitWorktree.Excludes...)
	}

	if !dryRun {
		err = commitWorktree.AddGlob(glob)
		if err != nil {
			return err
		}
		logrus.Debugf("staged %s for commit", glob)
	} else {
		logrus.Debugf("dry run: did not stage %s for commit", glob)
	}

	if !dryRun {
		_, err = commitWorktree.Commit(commitMessage, &git.CommitOptions{})
		if err != nil {
			return err
		}
		logrus.Info("changes commited")
	} else {
		logrus.Info("dry run: no changes commited")
	}

	if !dryRun {
		if err := commitRepo.Push(&git.PushOptions{}); err != nil {
			return err
		}
		logrus.Info("changes pushed")
	} else {
		logrus.Info("dry run: no changes pushed")
	}

	return nil
}