-- Server!!!!!!

function loginit(username, password, boolRememberUsername, boolRememberPassword)
local account = getAccount(username, password)
	if (account ~= false) then
			logIn(source, account, password)
			triggerClientEvent("hidelogin", source)
			local user = getAccountName(account)
            if (boolRememberUsername and boolRememberPassword) then
                status = "both"
            elseif (boolRememberUsername and not boolRememberPassword) then
                status = "password"
            elseif (not boolRememberUsername and  boolRememberPassword) then
                status = "username"
            elseif (not boolRememberUsername and not boolRememberPassword) then
                status = "destroyBoth"
            end
            triggerClientEvent(source, "DGlogin.saveAccountDetails", source, username, password, status)
				else
			triggerClientEvent("wrng", source)
		end
end
addEvent("Login.loginHandler", true)
addEventHandler("Login.loginHandler", getRootElement(), loginit)

function register(username, password)
	if username == "" then
		triggerClientEvent("r_enterUsr", source)
		elseif  password == "" then
			triggerClientEvent("r_enterPw", source)
				else
					local addedAcc = addAccount(username, password, true)
						if addedAcc then
							triggerClientEvent("createdMsg", source)
							else
								triggerClientEvent("registerErr", source)
						end
			end
end
addEvent("registerHandler", true)
addEventHandler("registerHandler", getRootElement(), register)

-- Client!!!!!!


addEventHandler("onClientResourceStart", resourceRoot,
    function()
local screenW, screenH = guiGetScreenSize()
        loginwnd = guiCreateWindow((screenW - 469) / 2, (screenH - 180) / 2, 469, 180, "Login", false)
        guiWindowSetSizable(loginwnd, false)
		guiSetVisible(loginwnd, false)
		showCursor(false)

        username_edit = guiCreateEdit(10, 49, 213, 39, "", false, loginwnd)
        login_username_advice = guiCreateLabel(10, 34, 123, 15, "Username:", false, loginwnd)
        password_edit = guiCreateEdit(246, 49, 213, 39, "", false, loginwnd)
        guiEditSetMasked(password_edit, true)
        login_pw_advice = guiCreateLabel(246, 34, 123, 15, "Password:", false, loginwnd)
        loginbtn = guiCreateButton(10, 112, 86, 49, "Login", false, loginwnd)
        usr_chck = guiCreateCheckBox(10, 92, 15, 15, "", false, false, loginwnd)
        remember_usn_label = guiCreateLabel(31, 92, 171, 15, "Remember Username (WIP)", false, loginwnd)
        pw_chck = guiCreateCheckBox(246, 92, 15, 15, "", false, false, loginwnd)
        remember_pw_label = guiCreateLabel(267, 92, 174, 15, "Remember Password (WIP)", false, loginwnd)
        registeropen = guiCreateButton(137, 112, 86, 49, "Register", false, loginwnd)
        startintrobtn = guiCreateButton(373, 112, 86, 49, "Introduction", false, loginwnd)
        errorlabel = guiCreateLabel(233, 129, 128, 15, "", false, loginwnd)


        registerwnd = guiCreateWindow((screenW - 225) / 2, (screenH - 214) / 2, 225, 214, "Registration", false)
        guiWindowSetSizable(registerwnd, false)
		guiSetVisible(registerwnd, false)
		showCursor(false)

        registerbtn = guiCreateButton(10, 166, 64, 37, "Register", false, registerwnd)
        register_usr = guiCreateEdit(10, 37, 200, 39, "", false, registerwnd)
        register_username_advice = guiCreateLabel(10, 22, 124, 15, "Username", false, registerwnd)
        register_pw = guiCreateEdit(10, 91, 200, 39, "", false, registerwnd)
        guiEditSetMasked(register_pw, true)
        register_pw_advice = guiCreateLabel(13, 76, 124, 15, "Password", false, registerwnd)
		register_errorlabel = guiCreateLabel(10, 148, 210, 18, "", false, registerwnd)
        guiLabelSetColor(register_errorlabel, 36, 254, 0)
		accsens = guiCreateLabel(10, 130, 186, 18, "Account names are case sensitive", false, registerwnd)
        guiLabelSetColor(accsens, 36, 254, 0)
        registerclose = guiCreateButton(74, 166, 64, 37, "Close", false, registerwnd)
		addEventHandler("onClientGUIClick", registeropen, showreg, false)
		addEventHandler("onClientGUIClick", registerclose, closereg, false)
		addEventHandler("onClientGUIClick", loginbtn, loginHandler, false)
		addEventHandler("onClientGUIClick", registerbtn, registerHandler, false)
    end
)

function closereg()
	guiSetVisible(registerwnd, false)
	guiSetVisible(loginwnd, true)
end

function showreg()
	guiSetVisible(registerwnd, true)
	guiSetVisible(loginwnd, false)
end

function loginHandler()
    local username = guiGetText(username_edit)
    local password = guiGetText(password_edit)
	boolRememberUsername = guiCheckBoxGetSelected(usr_chck)
	boolRememberPassword = guiCheckBoxGetSelected(pw_chck)
	triggerServerEvent("Login.loginHandler", localPlayer, username, password, boolRememberUsername, boolRememberPassword)
end

function registerHandler()
    local username = guiGetText(register_usr)
    local password = guiGetText(register_pw)
    triggerServerEvent("registerHandler", localPlayer, username, password)
end

function wrng()
	guiSetText(errorlabel, "Wrong username/pass!")
	guiLabelSetColor(errorlabel, 255, 0, 0)
end
addEvent("wrng", true)
addEventHandler("wrng", getRootElement(), wrng)

function registerErr()
	guiSetText(register_errorlabel, "This account name is already taken!")
	guiLabelSetColor(register_errorlabel, 255, 0, 0)
end
addEvent("registerErr", true)
addEventHandler("registerErr", getRootElement(), registerErr)

function enterUsr()
	guiSetText(register_errorlabel, "Enter an username!")
	guiLabelSetColor(register_errorlabel, 255, 0, 0)
end
addEvent("r_enterUsr", true)
addEventHandler("r_enterUsr", getRootElement(), enterUsr)

function r_enterPw()
	guiSetText(register_errorlabel, "Enter a password!")
	guiLabelSetColor(register_errorlabel, 255, 0, 0)
end
addEvent("r_enterPw", true)
addEventHandler("r_enterPw", getRootElement(), r_enterPw)

function createdMsg()
local username = guiGetText(register_usr)
	guiSetText(register_errorlabel, "Account created!")
	guiLabelSetColor(register_errorlabel, 0, 255, 0)
	guiSetText(errorlabel, "You can now login!")
	guiLabelSetColor(errorlabel, 0, 255, 0)
	guiSetVisible(registerwnd, false)
	guiSetVisible(loginwnd, true)
end
addEvent("createdMsg", true)
addEventHandler("createdMsg", getRootElement(), createdMsg)

function hidelogin()
	guiSetVisible(loginwnd, false)
	showCursor(false)
	guiSetText(errorlabel, "Logged in")
	guiLabelSetColor(errorlabel, 0, 255, 0)
	showChat(true)
	setPlayerHudComponentVisible("all", true)
end
addEvent("hidelogin", true)
addEventHandler("hidelogin", getRootElement(), hidelogin)

function shownd()
	guiSetVisible(loginwnd, true)
	showCursor(true)
	showChat(false)
	setPlayerHudComponentVisible("all", false)
end
addEventHandler("onClientResourceStart", resourceRoot, shownd)
addEventHandler("onClientPlayerJoin", localPlayer, shownd)

-- Data!!!!

function loadAccountDetailsUsername()
    local detailsFile = xmlLoadFile("accountdata.xml")
    if (not detailsFile) then
        detailsFile = xmlCreateFile("accountdata.xml", "Userdata")
    end
    local userNode = xmlFindChild(detailsFile, "account", 0)
    if (userNode) then
        return xmlNodeGetValue(userNode)
    else
        return ""
    end
end

function loadAccountDetailsPassword()
    local detailsFile = xmlLoadFile("accountdata.xml")
    if (not detailsFile) then
        detailsFile = xmlCreateFile("accountdata.xml", "Userdata")
    end
    local passNode = xmlFindChild(detailsFile, "password", 0)
    if (passNode) then
        return xmlNodeGetValue(passNode)
    else
        return ""
    end
end

function saveAccountDetails(username, password, bool)
    local dataFile = xmlLoadFile("accountdata.xml")
    if (not dataFile) then
        dataFile = xmlCreateFile("accountdata.xml", "Userdata")
    end
    if (username ~= "") then
        local userNode = xmlFindChild(dataFile, "account", 0)
        if (not userNode) then
            userNode = xmlCreateChild(dataFile, "account")
        end
        xmlNodeSetValue(userNode, username)
        if (bool == "username" or bool == "destroyBoth") then xmlDestroyNode(userNode) end
    end
    if (password ~= "") then
        local passNode = xmlFindChild(dataFile, "password", 0)
        if (not passNode) then
            passNode = xmlCreateChild(dataFile, "password")
        end
        xmlNodeSetValue(passNode, password)
        if (bool == "password" or bool == "destroyBoth") then xmlDestroyNode(passNode) end
    end
    xmlSaveFile(dataFile)
    xmlUnloadFile(dataFile)
end
addEvent("DGlogin.saveAccountDetails", true)
addEventHandler("DGlogin.saveAccountDetails", root, saveAccountDetails)

function writeAccountDetailsIntoGUI()
    local account, password = loadAccountDetailsUsername(), loadAccountDetailsPassword()
    guiSetText(username_edit, account)
    guiSetText(password_edit, password)
    if (account ~= "") then guiCheckBoxSetSelected(usr_chck, true) end
    if (password ~= "") then guiCheckBoxSetSelected(pw, true) end
end
addEvent("DGlogin.writeAccountDetailsIntoGUI", true)
addEventHandler("DGlogin.writeAccountDetailsIntoGUI", root, writeAccountDetailsIntoGUI)