package versions

import (
	"gogs.inhome.blapointe.com/local/notes-server/config"
	"time"

	git "gopkg.in/src-d/go-git.v4"
	"gopkg.in/src-d/go-git.v4/plumbing/object"
)

type Versions struct {
	repo *git.Repository
}

func New() (*Versions, error) {
	repo, err := git.PlainInit(config.Root, false)
	if err != nil {
		repo, err = git.PlainOpen(config.Root)
	}
	return &Versions{
		repo: repo,
	}, err
}

func (v *Versions) Gitmmit() error {
	if err := v.AddAll(); err != nil {
		return err
	}
	if err := v.Commit(); err != nil {
		return err
	}
	return nil
}

func (v *Versions) AddAll() error {
	worktree, err := v.worktree()
	if err != nil {
		return err
	}

	for _, path := range []string{".", "./*", "./**", "/", "/**", "/*"} {
		if err := worktree.AddGlob(path); err != nil {
			return err
		}
	}

	return nil
}

func (v *Versions) Commit() error {
	worktree, err := v.worktree()
	if err != nil {
		return err
	}

	opts := &git.CommitOptions{Author: &object.Signature{}}
	_, err = worktree.Commit(time.Now().String(), opts)
	return err
}

func (v *Versions) worktree() (*git.Worktree, error) {
	worktree, err := v.repo.Worktree()
	if err != nil {
		return nil, err
	}
	return worktree, nil
}