package main

import "log"
import "fmt"
import "time"
import "runtime"
import "runtime/debug"

import "git.wit.com/wit/gui"
import pb "git.wit.com/wit/witProtobuf"
// import "github.com/davecgh/go-spew/spew"

//
// This was the default handler for all mouse clicks (buttons, areas, etc))
//
// Most mouse clicks are now moved to custom functions
//

func mainMouseClick(b *gui.GuiButton) {
	defer r() // a golang trick to try to not crash on certain errors

	if (b == nil) {
		log.Println("mainMouseClick() BACK IN MAIN CONTROL PANEL CODE (button is nil) WHY DID THIS HAPPEN?")
		log.Println("THIS IS PROBABLY A BUG IN git.wit.com/gui")
		onExit(fmt.Errorf("mainMouseClick() got b = nil"))
	}
	log.Println("mainMouseClick() BACK IN CONTROL PANEL CODE b.Action =", b.Action)

	var gw *gui.GuiWindow
	gw = b.Box.Window

	if (gw == nil) {
		log.Println("THIS BUTTON IS BROKEN gw = nil")
		panic("something")
	}

	if (b.Action == "QUIT") {
		onExit(nil)
	} else if (b.Action == "CREATE") {
		log.Println("\tTRY TO ADD A NEW VIRTUAL MACHINE")
		log.Println("\tTRIGGER CREATE VM")
		gui.Data.State   = "CREATE"
		event := pb.MakeAddVmEvent()
		for key, entry := range gui.Data.AllEntries {
			log.Println("\tdefaultEntryChange() Data.AllEntries =", key, entry)
			log.Println("\tdefaultEntryChange() Data.AllEntries[key].Action =", entry.Action)
			if (entry.Action == "Hostname") {
				event.Vms[0].Hostname = entry.UiEntry.Text()
			}
			if (entry.Action == "Memory") {
				event.Vms[0].Memory = pint64(entry.UiEntry.Text())
			}
			log.Println("\tdefaultEntryChange() Data.AllEntries[key].E =", entry.UiEntry.Text())
			log.Println("\tdefaultEntryChange() Data.AllEntries[key].B =", entry.B)
			if entry.B == b {
				log.Println("defaultEntryChange() FOUND. Entry assigned to Button", b)
			}
		}
		event.Account = b.Account
		log.Println("\tTRIGGERING CREATE event=", event)
		log.Println("\tTRIGGERING CREATE event.Account=", event.Account)
		websocketSendProtobuf(event)
	} else if (b.Action == "CONFIG") {
		newConfig := loadDefaultConfig()
		config.Accounts = newConfig.Accounts
		gui.Data.State = "done"
	} else if (b.Action == "DEBUG") {
		log.Println("\tdebug.PrintStack() (SHOULD BE JUST THIS goroutine)")
		debug.PrintStack()
	} else if (b.Action == "DEBUG FULL") {
		log.Println("\tATTEMPT FULL STACK DUMP")
		buf := make([]byte, 1<<16)
		runtime.Stack(buf, true)
		log.Printf("%s", buf)
		log.Println("\tFINISHED FULL STACK DUMP")
		/*
	} else if (b.Action == "SHOW VM") {
		if (gui.Data.Debug) {
			log.Println("\tATTEMPTING TO SHOW VM TAB gw = ", gw)
			createVmBox(gw, b.VM)
		} else {
			log.Println("\tATTEMPTING TO SHOW VM TAB gw = ", gw)
			createVmBox(gw, b.VM)
		}
		*/
	} else if (b.Action == "SHOW") {
		log.Println("\tTRIGGER DISPLAY ACCOUNT")
		gui.Data.State   = "SEND WEBSOCKET"

		event := pb.MakeGetEvent()
		event.Account = b.Account
		websocketSendProtobuf(event)

		count := 0
		for {
			log.Println("\tSleep() in buttonClick() gui.Data.State =", gui.Data.State)
			time.Sleep(200 * time.Millisecond)
			if (gui.Data.State == "NEW PROTOBUF") {
				if (currentMessage == nil) {
					gui.ErrorWindow(gw,
						"There was a socket error",
						"More detailed information can be shown here.")
					gui.Data.State = "done"
				} else {
					count := countVMS(currentMessage)
					log.Println("\tSHOW VMS currentMessage =", currentMessage)
					log.Println("\tSHOW VMS count =", count)
					// TODO: make sure login worked & the account really has zero VMs
					// if (count != 0) {
						name := "Virtual Machines (" + b.Account.Nick + ")"
						mh := addVmsTab(gw, name, count, b.Account)
						ReadReceivedData(currentMessage, mh, b.Box)
					// }
					currentMessage = nil
					gui.Data.State = "done"
				}
				return
			}
			count += 1
			if (count > 10) {
				log.Println("\tERROR: waited too long for a resposne")
				currentMessage = nil
				gui.Data.State = "done"
				return
			}
		}
	}
	log.Println("mainMouseClick() BACK IN CONTROL PANEL CODE")
	log.Println("mainMouseClick() FAILED TO FIND b.Action =", b.Action)
	log.Println("mainMouseClick() END")
}

func makeButton(box *gui.GuiBox, a *pb.Account, vm *pb.Event_VM,
		name string, action string, custom func(*gui.GuiButton)) *gui.GuiButton {
	val          := &myButtonInfo{}
	val.Account  = a
	val.Accounts = config.Accounts
	val.VM       = vm
	val.Custom   = custom
	val.Name     = "jcarr"
	return gui.NewCreateButton(box, custom, name, val)
}