cloud-control-panel/main.go

package main

import "log"
import "os"
import "time"
import "os/user"

import "github.com/gookit/config"
import "github.com/gobuffalo/packr"

import "git.wit.com/wit/gui"

var GITCOMMIT	string	// this is passed in as an ldflag
var GOVERSION	string	// this is passed in as an ldflag

// import "github.com/davecgh/go-spew/spew"

// reminder to use this for JSON
// https://github.com/tidwall/gjson
//   value := gjson.Get(json, "name.last")
//   println(value.String())
//   value := gjson.Get(json, friends.#[last=="Murphy"].first)

// use mergo to merge structs
// import "github.com/imdario/mergo"
// mergo.Merge(&dest, src)

// always sorted slice (new project)
// https://github.com/yaa110/sslice

// several smart slice functions (new project. April 2019)
// https://github.com/elliotchance/pie

// Exit and write out the config
// (in yaml and json I guess.)
// switch to json once it can be made human readable
func onExit(err error) {
	log.Println("Sleep for 1 second")
	time.Sleep(1 * 1000 * 1000 * 1000)

	filename := config.String("configfile")
	if (filename == "") {
		log.Println("NOT SAVING CONFIG FILE")
	} else {
		log.Println("SAVING CONFIG FILE AS:", filename)
		f, err := os.Create(filename + ".yaml")
		if err == nil {
			config.DumpTo(f, "yaml")
		}

		f, err = os.Create(filename)
		if err == nil {
			config.DumpTo(f, "json")
		}
	}

	if (err != nil) {
		panic(err)
	}

	os.Exit(0)
}

func main() {
	// This puts all the files in that directory in the binary
	// This directory includes the default config file if there is not already one
	box := packr.NewBox("./resources")
	defaultConfig, _ := box.FindString("cloud.json")

	// This will parse the command line and config file
	parseConfig(defaultConfig)

	// only test the socket code if no GUI
	if (config.String("nogui") == "true") {
		log.Println("Need to re-implement this")
		onExit(nil)
	}

	initChannel()
	go processEvents()

	go gorillaDial("v000185.testing.com.customers.wprod.wit.com:9000")
	go watchGUI()

	user, err := user.Current()
	if err != nil {
		onExit(err)
	}

	gui.Data.Width		= config.Int("width")
	gui.Data.Height		= config.Int("height")
	gui.Data.Version	= "v0.4"
	gui.Data.GitCommit	= GITCOMMIT
	gui.Data.GoVersion	= GOVERSION
	gui.Data.ButtonClickNew = buttonClickNew
	gui.Data.HomeDir	= user.HomeDir
	gui.Data.Debug		= config.Bool("debugging")
	log.Println("config Bool debugging = ", config.Bool("debugging"))
	log.Println("gui.Data.Debug = ", gui.Data.Debug)

	// Current User
	log.Println("Hi " + user.Name + " (id: " + user.Uid + ")")
	log.Println("Username: " + user.Username)
	log.Println("Home Dir: " + user.HomeDir)

	// Get "Real" User under sudo.
	// More Info: https://stackoverflow.com/q/29733575/402585
	log.Println("Real User: " + os.Getenv("SUDO_USER"))

	// make this the main loop in an attempt to figure out the crashes
	// do not change this until the GUI is stable
	gui.GoMainWindow()
}

func buttonClickNew(b *gui.ButtonMap) {
	log.Println("buttonClickNew() b =", b)
	log.Println("\tb.Name", b.Name)
	log.Println("\tb.Note", b.Note)

	if (b.Note == "BACK") {
		gui.Data.State = "splash"
	}
	if (b.Note == "QUIT") {
		onExit(nil)
	}
	if (b.Note == "ADD") {
		log.Println("\tSHOULD ADD ACCOUNT HERE")
		if (gui.Data.AccNick != "") {
			log.Println("\tADDING ACCOUNT HERE")
			log.Println("\tADDING ACCOUNT HERE")
			log.Println("\tADDING ACCOUNT HERE")
			log.Println("\tData.AccNick = ", gui.Data.AccNick)
			log.Println("\tData.AccUser = ", gui.Data.AccUser)
			log.Println("\tData.AccPass = ", gui.Data.AccPass)
			config.Set("accounts." + gui.Data.AccNick + ".username",  gui.Data.AccUser)
			config.Set("accounts." + gui.Data.AccNick + ".password",  gui.Data.AccPass)
			config.Set("accounts." + gui.Data.AccNick + ".hostname",  "v000185.testing.com.customers.wprod.wit.com")
		}
	}
	if (b.Note == "BMATH") {
		log.Println("\tTRIGGER BMATH HERE")
		log.Println("\tTRIGGER BMATH HERE")
		log.Println("\tTRIGGER BMATH HERE")
		gui.Data.State = "bmath"
		for {
			log.Println("Sleep() in buttonClickNew() gui.Data.State =", gui.Data.State)
			time.Sleep(200 * time.Millisecond)
			if (gui.Data.State == "bmath done") {
				count := countVMS(currentMessage)
				mh := gui.AddVmsTab(count)
				ReadReceivedData(currentMessage, mh)
				return
			}
		}
	}
	if (gui.Data.State == "splash") {
		gui.ShowAccountQuestionTab()
		gui.Data.State = "account1"
		return
	} else if (gui.Data.State == "account1") {
		gui.ShowAccountTab()
		gui.Data.State = "main"
	} else if (gui.Data.State == "main") {
		gui.ShowMainTab()
		gui.Data.State = "done"
	}
}

func watchGUI() {
	log.Println("Sleep(2000)")
	time.Sleep(2000 * time.Millisecond)

	for {
		log.Println("Sleep() in watchGUI() gui.Data.State =", gui.Data.State)
		time.Sleep(2000 * time.Millisecond)

		if (gui.Data.State == "bmath") {
			log.Println("\tTRIGGERING BMATH HERE")
			log.Println("\tTRIGGERING BMATH HERE")
			log.Println("\tTRIGGERING BMATH HERE")
			gorillaSendProtobuf()
		}
		if (gui.Data.State == "kill") {
			log.Println("gui.State = kill")
			log.Println("gui.State = kill")
			log.Println("gui.State = kill")
			os.Exit(0)
		}
	}
}