package main

// An app to submit patches for the 30 GO GUI repos

import (
	"os"
	"strings"

	"go.wit.com/dev/alexflint/arg"
	"go.wit.com/gui"
	"go.wit.com/lib/gui/shell"
	"go.wit.com/lib/protobuf/forgepb"
	"go.wit.com/lib/protobuf/gitpb"
	"go.wit.com/log"
)

// sent via -ldflags
var VERSION string
var BUILDTIME string

// used for shell auto completion
var ARGNAME string = "forge"

// using this for now. triggers config save
var configSave bool

func getVersion(repo *gitpb.Repo, name string) string {
	cmd := []string{"git", "describe", "--tags", "--always", name}
	result := repo.RunQuiet(cmd)
	output := strings.Join(result.Stdout, "\n")
	log.Info("cmd =", cmd, output)

	return strings.TrimSpace(output)
}

func main() {
	me = new(mainType)
	me.pp = arg.MustParse(&argv)

	if argv.Bash {
		argv.doBash()
		os.Exit(0)
	}
	if len(argv.BashAuto) != 0 {
		argv.doBashAuto()
		os.Exit(0)
	}
	me.urlbase = argv.URL
	if me.urlbase == "" {
		me.urlbase = "https://go.wit.com/"
	}
	me.urlbase = strings.Trim(me.urlbase, "/") // track down why trailing '/' makes http POST not work

	// load the ~/.config/forge/ config
	me.forge = forgepb.Init()
	me.found = new(gitpb.Repos)

	// first find the repos or gopaths to operate on
	if argv.Config != nil {
		doConfig()
		okExit("")
	}

	if argv.Commit != nil {
		pwd, _ := os.Getwd()
		repo := me.forge.Repos.FindByFullPath(pwd)
		if repo == nil {
			log.Info("what branch are you on?: todo: examine this")
			okExit("")
		}
		if repo.GetCurrentBranchName() != repo.GetUserBranchName() {
			me.found.Append(repo)
			me.forge.PrintHumanTable(me.found)
			log.Info("")
			log.Info("wrong branch. Can not commit on", repo.GetCurrentBranchName())
			log.Info("")
			okExit("")
		}
		os.Setenv("LESS", "-XR")
		if err := shell.Exec([]string{"git", "diff"}); err != nil {
			badExit(err)
		}
		if err := shell.ExecCheck([]string{"git", "commit", "--all"}); err != nil {
			badExit(err)
		}
		log.Info("git commit ok. forge done")
		okExit("")
	}

	if argv.Checkout != nil {
		if err := doCheckout(); err != nil {
			badExit(err)
		}
		okExit("")
	}

	if argv.Clean != nil {
		if err := doClean(); err != nil {
			badExit(err)
		}
		okExit("")
	}

	if argv.Dirty != nil {
		doDirty()
		okExit("")
	}

	if argv.Examine != nil {
		if err := doExamine(); err != nil {
			badExit(err)
		}
		okExit("")
	}

	if argv.Rescan != nil {
		me.forge.ScanGoSrc()
		okExit("")
	}

	if argv.Show != "" {
		repo := me.forge.FindByGoPath(argv.Show)
		me.forge.HumanPrintRepo(repo)
		// newt := repo.Times.LastUpdate.AsTime()
		// oldt := repo.Times.MtimeHead.AsTime()
		if repo.Times.LastUpdate == nil {
			log.Info("SHOULD RUN Reload() here")
			repo.Reload()
			me.forge.HumanPrintRepo(repo)
		} else {
			if repo.Times.LastUpdate.Seconds < repo.Times.MtimeHead.Seconds {
				log.Info("SHOULD RUN Reload() here")
			}
		}
		okExit("")
	}

	if argv.GitPull != nil {
		argv.GitPull.findRepos()
		doGitPull()
		okExit("")
	}

	if argv.GitReset != nil {
		findAll() // select all the repos
		doGitReset()
		okExit("reset")
	}

	if argv.List != nil {
		argv.List.findRepos()
		// print out the repos
		me.forge.PrintHumanTable(me.found)
		okExit("")
	}
	if argv.Patch != nil {
		if argv.Patch.Submit != "" {
			doSubmit(argv.Patch.Submit)
			okExit("")
		}

		if argv.Patch.List != nil {
			if err := listPatches(); err != nil {
				badExit(err)
			}
			okExit("patch list")
		}
	}

	// todo: redo this logic using forgepb
	if configSave {
		me.forge.ConfigSave()
		configSave = false
	}

	// if the user doesn't want to open the GUI and
	// nothing else was specified to be done,
	// then just list the table to stdout
	if gui.NoGui() {
		me.forge.PrintHumanTable(me.found)
		okExit("")
	}

	// open the gui unless the user performed some other
	// basically, if you run just 'forge' it should open the GUI

	// if opening the GUI, always check git for dirty repos
	findAll() // select all the repos
	doCheckDirtyAndConfigSave()
	doGui()
	okExit("")
}