Goit

// Copyright (C) 2023, Jakob Wakeling

// All rights reserved.

package repo

import (

	"regexp"

	"github.com/Jamozed/Goit/src/goit"

	"github.com/Jamozed/Goit/src/util"

	"github.com/go-git/go-git/v5"

	"github.com/go-git/go-git/v5/plumbing"

)

type HeaderFields struct {

	Name, Description, Url  string

	Readme, Licence, Mirror string

	Editable                bool

}

func GetHeaderFields(auth bool, user *goit.User, repo *goit.Repo, host string) HeaderFields {

	return HeaderFields{

		Name: repo.Name, Description: repo.Description,

		Url:      util.If(goit.Conf.UsesHttps, "https://", "http://") + host + "/" + repo.Name,

		Editable: (auth && repo.OwnerId == user.Id),

		Mirror:   util.If(repo.IsMirror, repo.Upstream, ""),

	}

}

var readmePattern = regexp.MustCompile(`(?i)^readme(?:\.?(?:md|txt))?$`)

var licencePattern = regexp.MustCompile(`(?i)^licence(?:\.?(?:md|txt))?$`)

/* Find a file that matches a regular expression in the root level of a reference. */

func findPattern(gr *git.Repository, ref *plumbing.Reference, re *regexp.Regexp) (string, error) {

	c, err := gr.CommitObject(ref.Hash())

	if err != nil {

		return "", err

	}

	t, err := c.Tree()

	if err != nil {

		return "", err

	}

	for _, e := range t.Entries {

		if re.MatchString(e.Name) {

			return e.Name, nil

		}

	}

	return "", nil

}