// This is a simple example
package main

import 	(
	"os"
	"strings"
	"os/exec"

	"go.wit.com/log"

	"go.wit.com/gui/gui"
	"go.wit.com/gui/gadgets"
	"go.wit.com/apps/control-panel-dns/smartwindow"
)

var myGui *gui.Node

var allrepos []*repo

type repo struct {
	path string
	lasttagrev string
	lasttag string
	tags []string

	pLabel *gui.Node // path label
	bLabel *gui.Node // branch label
	lastLabel *gui.Node // last tagged version label
	vLabel *gui.Node // version label
	sLabel *gui.Node // git state (dirty or not?)

	cButton *gui.Node // commit button
	pButton *gui.Node // push button
}

func main() {
	myGui = gui.New().Default()

	helloworld()

	// This is just a optional goroutine to watch that things are alive
	gui.Watchdog()
}

func (r *repo) scan() {
	log.Info("r.path", r.path)
	out := run(r.path, "git", "describe --tags")
	r.vLabel.SetText(out)

	out = run(r.path, "git", "branch --show-current")
	r.bLabel.SetText(out)

	out = run(r.path, "git", "diff-index HEAD")
	if out == "" {
		r.sLabel.SetText("")
		r.pButton.Disable()
	} else {
		r.sLabel.SetText("dirty")
		r.pButton.Enable()
	}

	out = run(r.path, "git", "rev-list --tags --max-count=1")
	out = strings.TrimSpace(out)
	r.lasttagrev = out

	lastreal := "describe --tags " + out
	// out = run(r.path, "git", "describe --tags c871d5ecf051a7dc4e3a77157cdbc0a457eb9ae1")
	out = run(r.path, "git", lastreal)
	r.lasttag = out
	r.lastLabel.SetText(out)

	r.tags = listFiles(fullpath(r.path + "/.git/refs/tags"))

	// cmd := "dig +noall +answer www.wit.com A"
	// out = shell.Run(cmd)
}

func checkrepos() {
	for i, r := range allrepos {
		log.Warn("scannning", i, r.path)
		r.scan()
	}
}

func addRepo(grid *gui.Node, path string) *repo {
	newRepo := new(repo)

	newRepo.path = path
	newRepo.pLabel = grid.NewLabel(path)
	newRepo.bLabel = grid.NewLabel("")
	newRepo.lastLabel = grid.NewLabel("")
	newRepo.vLabel = grid.NewLabel("")
	newRepo.sLabel = grid.NewLabel("")

	newRepo.cButton = grid.NewButton("commit", func () {
		log.Println("commit")
	})
	newRepo.pButton = grid.NewButton("push", func () {
		log.Println("push")
	})
	if path == "" { return newRepo }
	allrepos = append(allrepos, newRepo)
	return newRepo
}

// This creates a window
func helloworld() {
	win := gadgets.NewBasicWindow(myGui, "helloworld golang wit/gui window")

	box := win.Box().NewBox("bw vbox", false)
	group := box.NewGroup("test")
	grid := group.NewGrid("test", 7, 1)

	grid.NewLabel("go repo")
	grid.NewLabel("branch")
	grid.NewLabel("last tag")
	grid.NewLabel("Version")
	grid.NewLabel("is dirty?")
	grid.NewLabel("commit")
	grid.NewLabel("push to")

	addRepo(grid, "go.wit.com/log")
	addRepo(grid, "go.wit.com/arg")
	addRepo(grid, "go.wit.com/spew")
	addRepo(grid, "go.wit.com/shell")
	addRepo(grid, "")
	addRepo(grid, "go.wit.com/gui/gui")
	addRepo(grid, "go.wit.com/gui/widget")
	addRepo(grid, "go.wit.com/gui/toolkits")
	addRepo(grid, "go.wit.com/gui/debugger")
	addRepo(grid, "go.wit.com/gui/gadgets")
	addRepo(grid, "go.wit.com/gui/digitalocean")
	addRepo(grid, "go.wit.com/gui/cloudflare")

	box.NewButton("checkrepos()", func () {
		checkrepos()
	})
	box.NewButton("hello", func () {
		log.Println("world")
		hellosmart()
	})
}

// This creates a window
func hellosmart() {
	win := smartwindow.New()
	win.SetParent(myGui)
	win.InitWindow()
	win.Title("helloworld golang wit/gui window")
	win.Vertical()
	win.SetDraw(smartDraw)
	win.Make()

	win.Box().NewButton("test smartwindow", func () {
		log.Println("smart")
	})
}

func smartDraw(sw *smartwindow.SmartWindow) {
	sw.Box().NewButton("hello", func () {
		log.Println("smart")
	})
}

func fullpath(repo string) string {
	return "/home/jcarr/go/src/" + repo
}

func run(path string, thing string, cmdline string) string {
	parts := strings.Split(cmdline, " ")
	// Create the command
	cmd := exec.Command(thing, parts...)

	// Set the working directory
	cmd.Dir = fullpath(path)

	// Execute the command
	output, err := cmd.CombinedOutput()
	if err != nil {
		log.Error(err, "cmd error'd out", parts)
		return ""
	}

	// Print the output
	log.Info(string(output))
	return string(output)
}

func listFiles(directory string) []string {
	var files []string
	fileInfo, err := os.ReadDir(directory)
	if err != nil {
		log.Error(err)
		return nil
	}

	for _, file := range fileInfo {
		if !file.IsDir() {
			files = append(files, file.Name())
		}
	}

	return files
}