package main

import (
	"io/ioutil"
	"os"
	"os/user"
	"path/filepath"
	"strings"

	"go.wit.com/gui"
	"go.wit.com/lib/gadgets"
	"go.wit.com/lib/gui/repostatus"
	"go.wit.com/log"
)

// deprecate
func (r *repo) StringOld() string {
	return r.status.String()
}

/*
func (r *repo) getPath() string {
	return r.path
}
*/

func RemoveFirstElement(slice []string) (string, []string) {
	if len(slice) == 0 {
		return "", slice // Return the original slice if it's empty
	}
	return slice[0], slice[1:] // Return the slice without the first element
}

// returns path, master branch name, devel branch name, user branch name
func splitLine(line string) (string, string, string, string) {
	var path, master, devel, user string
	parts := strings.Split(line, " ")
	path, parts = RemoveFirstElement(parts)
	master, parts = RemoveFirstElement(parts)
	devel, parts = RemoveFirstElement(parts)
	user, parts = RemoveFirstElement(parts)
	// path, master, devel, user := strings.Split(line, " ")
	return path, master, devel, user
}

func myrepolist() []string {
	homeDir, _ := os.UserHomeDir()
	cfgfile := filepath.Join(homeDir, ".config/autotypist")
	content, _ := ioutil.ReadFile(cfgfile)
	out := string(content)
	out = strings.TrimSpace(out)
	lines := strings.Split(out, "\n")
	return lines
}

// This creates a window
func repolistWindow() {
	me.reposwin = gadgets.NewBasicWindow(me.myGui, "All git repositories in ~/go/src/")
	me.reposwin.Make()

	me.reposbox = me.reposwin.Box().NewBox("bw vbox", false)
	// me.reposwin.Draw()
	me.reposwin.Custom = func() {
		log.Warn("GOT HERE: main() gadgets.NewBasicWindow() close")
		log.Warn("Should I do something special here?")
	}

	repoAllButtons(me.reposbox)

	me.reposgroup = me.reposbox.NewGroup("git repositories (configure in ~/.config/myrepolist)")
	me.reposgrid = me.reposgroup.NewGrid("test", 0, 0)

	me.reposgrid.NewLabel("") // path goes here

	me.reposgrid.NewLabel("last tag").SetProgName("last tag")

	me.reposgrid.NewLabel("master version")
	me.reposgrid.NewLabel("devel version")
	me.reposgrid.NewLabel("user version")

	me.reposgrid.NewLabel("Status")

	me.reposgrid.NewLabel("Current Version").SetProgName("Current Version")
	me.reposgrid.NextRow()

	usr, _ := user.Current()

	repos := myrepolist()
	for _, line := range repos {
		log.Verbose("repo =", line)
		path, mbranch, dbranch, ubranch := splitLine(line)
		if mbranch == "" {
			mbranch = "master"
		}
		if dbranch == "" {
			dbranch = "devel"
		}
		if ubranch == "" {
			ubranch = usr.Username
		}
		newrepo := addRepo(me.reposgrid, path, mbranch, dbranch, ubranch)
		if newrepo != nil {
			// assume repos from ~/.config/autotypist file might be modified
			newrepo.status.Writable()
		}
		me.reposgrid.NextRow()
	}

	if args.OnlyMe {
		log.Info("not scanning everything")
	} else {
		log.Info("scanning everything in ~/go/src")
		for i, path := range repostatus.ListGitDirectories() {
			// log.Info("addRepo()", i, path)
			tmp := strings.TrimPrefix(path, me.goSrcPwd.String())
			path = strings.Trim(tmp, "/")
			log.Info("addRepo()", i, path)
			addRepo(me.reposgrid, path, "master", "devel", usr.Username)
			me.reposgrid.NextRow()
		}
	}
}

func showApps() {
	for _, repo := range me.allrepos {
		switch repo.status.RepoType() {
		case "binary":
			//log.Info("compile here. Show()")
			repo.Show()
		case "library":
			//log.Info("library here. Hide()")
			repo.Hide()
		default:
			log.Info("showApps() unknown. Show()")
			repo.Hide()
		}

	}
}

func repoAllButtons(box *gui.Node) {
	// reposbox.SetExpand(false)
	group1 := box.NewGroup("Run on all repos:")

	hbox := group1.Box()
	// hbox.Horizontal()
	hbox.Vertical()

	box2 := hbox.Box().Vertical()
	box2.NewButton("merge all user to devel", func() {
		me.reposwin.Disable()
		if !mergeAllUserToDevel() {
			return
		}
		me.reposwin.Enable()
	})

	box2.NewButton("merge all devel to main", func() {
		me.reposwin.Disable()
		if !mergeAllDevelToMain() {
			return
		}
		me.reposwin.Enable()
	})

	box2.NewButton("merge it all", func() {
		me.reposwin.Disable()
		if !mergeAllUserToDevel() {
			return
		}
		if !mergeAllDevelToMain() {
			return
		}
		me.reposwin.Enable()
	})

	box2.NewButton("test all builds", func() {
		me.reposwin.Disable()
		defer me.reposwin.Enable()
		showApps()
		for _, repo := range me.allrepos {
			if repo.Hidden() {
				// log.Info("skip hidden", repo.String())
			} else {
				log.Info("try to build", repo.String())
				if repo.status.Build() {
					log.Info("build worked", repo.String())
				} else {
					log.Info("build failed", repo.String())
					go repo.status.Xterm("bash")
					return
				}
			}
		}
		log.Info("")
		log.Info("every build worked !!!")
		log.Info("")
	})
}

func mergeAllDevelToMain() bool {
	log.Info("merge all here")
	for _, repo := range me.allrepos {
		if repo.status.ReadOnly() {
			log.Info("skipping readonly", repo.String(), repo.dirtyLabel.String())
			continue
		}
		if repo.dirtyLabel.String() != "merge to main" {
			log.Info("skipping. not merge to main", repo.String(), repo.dirtyLabel.String())
			continue
		}
		if repo.status.CheckDirty() {
			log.Info("skipping dirty", repo.String(), repo.dirtyLabel.String())
			continue
		}
		log.Info("found", repo.String(), repo.dirtyLabel.String())
		repo.newScan()
		if repo.status.MergeUserToDevel() {
			log.Warn("THINGS SEEM OK fullAutomation() returned true.")
		} else {
			log.Warn("last repo:", repo.status.Path())
			log.Warn("THINGS FAILED fullAutomation() returned false")
			return false
		}
		repo.newScan()
	}
	log.Warn("EVERYTHING WORKED")
	return true
}

func mergeAllUserToDevel() bool {
	log.Info("merge all here")
	for _, repo := range me.allrepos {
		if repo.status.ReadOnly() {
			log.Info("skipping readonly", repo.String(), repo.dirtyLabel.String())
			continue
		}
		if repo.dirtyLabel.String() != "merge to devel" {
			log.Info("skipping. not merge to devel", repo.String(), repo.dirtyLabel.String())
			continue
		}
		if repo.status.CheckDirty() {
			log.Info("skipping dirty", repo.String(), repo.dirtyLabel.String())
			continue
		}
		log.Info("found", repo.String(), repo.dirtyLabel.String())
		repo.newScan()
		if repo.status.MergeUserToDevel() {
			log.Warn("THINGS SEEM OK fullAutomation() returned true.")
		} else {
			log.Warn("last repo:", repo.status.Path())
			log.Warn("THINGS FAILED fullAutomation() returned false")
			return false
		}
		repo.newScan()
	}
	log.Warn("EVERYTHING WORKED")
	return true
}