package main

import "log"
// import "fmt"
import "os"
import "os/user"
import "time"
import "runtime"
// import "io/ioutil"
// import "strings"

// github.com/bramvdbogaerde/go-scp

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

import "git.wit.com/wit/shell"

var filename string
var builddir string
var homedir string

func main() {
	os.Chdir("~/go/src/wit/cloud-control-panel")

	setupUser()

	log.Println("homedir", homedir)
	log.Println("builddir", builddir)
	log.Println("filename", filename)

	shell.Run("pwd")
	s, _ := os.Getwd()
	log.Println("Getwd()", s)
	os.Chdir(builddir)
	log.Println("Getwd()", s)
	shell.Run("pwd")

	for {
		time.Sleep(time.Second * 5)
		build()
		os.Exit(0)
	}
}


	/*
	// slow down the polling to every 2 seconds
	shell.SetDelayInMsec(2000)
	shell.Run("ping -c 6 localhost")

	// capture ping output into a file
	fout, _ := os.Create("/tmp/example1.ping.stdout")
	ferr, _ := os.Create("/tmp/example1.ping.stderr")
	shell.SetStdout(fout)
	shell.SetStderr(ferr)

	shell.Run("ping -c 5 localhost")

	// turn out process exit debugging
	shell.SpewOn()

	fout, _ = os.Create("/tmp/example1.fail.stdout")
	ferr, _ = os.Create("/tmp/example1.fail.stderr")
	shell.SetStdout(fout)
	shell.SetStderr(ferr)

	// TODO: this might not be working
	// check error handling
	shell.Run("ls /tmpthisisnothere")
	*/

func build() {
	// shell.SetDelayInMsec(50)
	shell.Run("go get -v .")

	// -ldflags -H=windowsgui
	shell.Run("rm " + filename)
	if runtime.GOOS == "windows" {
		shell.Run("go build -ldflags -H=windowsgui")
	} else {
		shell.Run("go build")
	}
	output := shell.Run("ls -l")
	shell.Run("cat VERSION")

	log.Println("output =", output)
}

func ping() {
	shell.SetDelayInMsec(2000)
	shell.Run("ping -c 6 localhost")
}


// func setupUser() string, string, string {
func setupUser() {
	// look up the user information
	user, err := user.Current()
	if err != nil {
		os.Exit(-1)
	}
	spew.Dump(user)

	// TODO: confirm this is correct for MacOS and Windows
	if runtime.GOOS == "linux" {
		log.Println("loadConfigFile() OS: Linux")
		filename = "cloud-control-panel"
		builddir = user.HomeDir + "/go/src/git.wit.com/wit/cloud-control-panel"
	} else if runtime.GOOS == "windows" {
		log.Println("loadConfigFile() OS: Windows")
		builddir = user.HomeDir + "\\go\\src\\git.wit.com\\wit\\cloud-control-panel"
		filename = "cloud-control-panel.exe"
	} else {
		log.Println("loadConfigFile() OS: " + runtime.GOOS)
		builddir = user.HomeDir + "/go/src/git.wit.com/wit/cloud-control-panel"
		filename = "cloud-control-panel"
	}

	homedir = user.HomeDir
}