repostatus/git.go

package repostatus

import (
	"strings"
	"unicode/utf8"

	"io/ioutil"
	"go.wit.com/log"
)

func (rs *RepoStatus) GetCurrentBranchName() string {
	return rs.currentBranch.Get()
}
func (rs *RepoStatus) GetCurrentBranchVersion() string {
	return rs.currentVersion.Get()
}
func (rs *RepoStatus) GetLastTagVersion() string {
	return rs.lasttag.Get()
}

func (rs *RepoStatus) getCurrentBranchName() string {
	out := run(rs.repopath, "git", "branch --show-current")
	log.Warn("getCurrentBranchName() =", out)
	rs.currentBranch.Set(out)
	return out
}

func (rs *RepoStatus) getCurrentBranchVersion() string {
	out := run(rs.repopath, "git", "describe --tags")
	log.Warn("getCurrentBranchVersion()", out)
	rs.currentVersion.Set(out)
	return out
}

func (rs *RepoStatus) getLastTagVersion() string {
	out := run(rs.repopath, "git", "rev-list --tags --max-count=1")
	log.Warn("getLastTagVersion()", out)
	rs.lasttagrev = out

	lastreal := "describe --tags " + out
	// out = run(r.path, "git", "describe --tags c871d5ecf051a7dc4e3a77157cdbc0a457eb9ae1")
	out = run(rs.repopath, "git", lastreal)
	rs.lasttag.Set(out)
	rs.tagsDrop.Set(out)
	// rs.lastLabel.Set(out)
	return out
}

func (rs *RepoStatus) populateTags() {
	tmp := fullpath(rs.repopath + "/.git/refs/tags")
	log.Warn("populateTags() path =", tmp)
	for _, tag := range listFiles(tmp) {
		if rs.tags[tag] == "" {
			log.Warn("populateTags() Adding new tag", tag)
			rs.tagsDrop.Add(tag)
			rs.tags[tag] = "origin"
		}
	}
	// rs.tagsDrop.Set(rs.lasttagrev)
}

/*
.git/refs/remotes
.git/refs/remotes/github
.git/refs/remotes/github/devel
.git/refs/remotes/github/main
.git/refs/remotes/origin
.git/refs/remotes/origin/devel
.git/refs/remotes/origin/main
.git/refs/remotes/origin/jcarr
.git/refs/heads
*/

func (rs *RepoStatus) getBranches() []string {
	var all []string
	var heads []string
	var remotes []string
	heads = listFiles(fullpath(rs.repopath + "/.git/refs/heads"))
	remotes = listFiles(fullpath(rs.repopath + "/.git/refs/remotes"))

	all = heads

	all = append(all, remotes...)

	for _, branch := range all {
		log.Warn("getBranches()", branch)
	}
	return all
}

func (rs *RepoStatus) CheckDirty() bool {
	out := run(rs.repopath, "git", "diff-index HEAD")
	if out == "" {
		log.Warn("CheckDirty() no", rs.repopath)
		rs.dirtyLabel.Set("no")
		return false
	} else {
		log.Warn("CheckDirty() true", rs.repopath)
		rs.dirtyLabel.Set("dirty")
		return true
	}

}

func (rs *RepoStatus) checkoutBranch(level string, branch string) {
	if rs.CheckDirty() {
		log.Warn("checkoutBranch() checkDirty() == true for repo", rs.repopath, "looking for branch:", branch)
		return
	}
	out := run(rs.repopath, "git", "checkout " + branch)
	log.Warn(rs.repopath, "git checkout " + branch, "returned", out)

	realname := rs.getCurrentBranchName()
	realversion := rs.getCurrentBranchVersion()
	log.Warn(rs.repopath, "realname =", realname, "realversion =", realversion)

	switch level {
	case "master":
		rs.masterBranchVersion.Set(realversion)
	case "devel":
		rs.develBranchVersion.Set(realversion)
	case "user":
		rs.jcarrBranchVersion.Set(realversion)
	default:
	}
}

// returns "master", "devel", os.Username, etc
func (rs *RepoStatus) GetMasterName() string {
	name := rs.masterDrop.Get()
	log.Warn("GetMasterName() =", name)
	return name
}
func (rs *RepoStatus) GetDevelName() string {
	name := rs.develDrop.Get()
	log.Warn("GetDevelName() =", name)
	return name
}
func (rs *RepoStatus) GetUserName() string {
	name := rs.userDrop.Get()
	log.Warn("GetUserName() =", name)
	return name
}

// returns the git versions like "1.3-2-laksdjf" or whatever
func (rs *RepoStatus) GetMasterVersion() string {
	name := rs.masterBranchVersion.Get()
	log.Warn("GetMasterVersion() =", name)
	return name
}
func (rs *RepoStatus) GetDevelVersion() string {
	name := rs.develBranchVersion.Get()
	log.Warn("GetBranchVersion() =", name)
	return name
}
func (rs *RepoStatus) GetUserVersion() string {
	name := rs.jcarrBranchVersion.Get()
	log.Warn("GetUserVersion() =", name)
	return name
}

func (rs *RepoStatus) CheckBranches() bool {
	var hashCheck string
	var perfect bool = true
	all := rs.getBranches()
	path := fullpath(rs.repopath + "/.git/refs/")
	for _, b := range all {
		parts := strings.Split(b, "/")
		rdir := "heads"
		if len(parts) == 2 {
			rdir = "remotes"
		}
		fullfile := path + "/" + rdir + "/" + b

		// check if the ref name is "HEAD". if so, skip
		runeCount := utf8.RuneCountInString(fullfile)
		// Convert the string to a slice of runes
		runes := []rune(fullfile)
		// Slice the last 4 runes
		lastFour := runes[runeCount-4:]
		if string(lastFour) == "HEAD" {
			log.Warn("skip HEAD fullfile", fullfile)
			continue
		}

		content, _ := ioutil.ReadFile(fullfile)
		hash := strings.TrimSpace(string(content))
		if hashCheck == "" {
			hashCheck = hash
		}
		var cmd []string
		cmd = append(cmd, "git", "show", "-s", "--format=%ci", hash)
		_, _, output := runCmd(rs.repopath, cmd)
		// git show -s --format=%ci <hash> will give you the time
		// log.Warn(fullfile)
		if hash == hashCheck {
			log.Warn(hash, output, b)
		} else {
			log.Warn(hash, output, b, "NOT THE SAME")
			perfect = false
			parts := strings.Split(b, "/")
			log.Warn("git push", parts)
		}
	}
	return perfect
}