//=================================================================//
//  VARIABLES
//=================================================================//

// Socket IO Object
var socket;

// UI references for jQuery
var connect_status;
var button_newgame;
var button_save;
var button_load;
var button_import;
var button_settings;
var button_format;
var button_send;
var button_actedit;
var button_actmem;
var button_actback;
var button_actretry;
var button_delete;
var game_text;
var input_text;
var message_text;
var settings_menu;
var format_menu;
var anote_menu;
var anote_input;
var anote_labelcur;
var anote_slider;
var popup;
var popup_title;
var popup_content;
var popup_accept;
var popup_close;

// Key states
var shift_down   = false;
var do_clear_ent = false;

// Display vars
var allowtoggle = false;
var formatcount = 0;

//=================================================================//
//  METHODS
//=================================================================//

function addSetting(ob) {	
	// Add setting block to Settings Menu
	settings_menu.append("<div class=\"settingitem\">\
	<div class=\"settinglabel\">\
		<div class=\"justifyleft\">\
			"+ob.label+" <span class=\"helpicon\">?<span class=\"helptext\">"+ob.tooltip+"</span></span>\
		</div>\
		<div class=\"justifyright\" id=\""+ob.id+"cur\">\
			"+ob.default+"\
		</div>\
	</div>\
	<div>\
		<input type=\"range\" class=\"form-range airange\" min=\""+ob.min+"\" max=\""+ob.max+"\" step=\""+ob.step+"\" id=\""+ob.id+"\">\
	</div>\
	<div class=\"settingminmax\">\
		<div class=\"justifyleft\">\
			"+ob.min+"\
		</div>\
		<div class=\"justifyright\">\
			"+ob.max+"\
		</div>\
	</div>\
	</div>");
	// Set references to HTML objects
	var refin = $("#"+ob.id);
	var reflb = $("#"+ob.id+"cur");
	window["setting_"+ob.id] = refin;  // Is this still needed?
	window["label_"+ob.id]   = reflb;  // Is this still needed?
	// Add event function to input
	refin.on("input", function () {
		socket.send({'cmd': $(this).attr('id'), 'data': $(this).val()});
	});
}

function addFormat(ob) {
	// Check if we need to make a new column for this button
	if(formatcount == 0) {
		format_menu.append("<div class=\"formatcolumn\"></div>");
	}
	// Get reference to the last child column
	var ref = $("#formatmenu > div").last();
	// Add format block to Format Menu
	ref.append("<div class=\"formatrow\">\
		<input type=\"checkbox\" data-toggle=\"toggle\" data-onstyle=\"success\" id=\""+ob.id+"\">\
		<span class=\"formatlabel\">"+ob.label+" </span>\
		<span class=\"helpicon\">?<span class=\"helptext\">"+ob.tooltip+"</span></span>\
	</div>");
	// Tell Bootstrap-Toggle to render the new checkbox
	$("input[type=checkbox]").bootstrapToggle();
	// Add event to input
	$("#"+ob.id).on("change", function () {
		if(allowtoggle) {
			socket.send({'cmd': $(this).attr('id'), 'data': $(this).prop('checked')});
		}
	});
	// Increment display variable
	formatcount++;
	if(formatcount == 2) {
		formatcount = 0;
	}
}

function addImportLine(ob) {
	popup_content.append("<div class=\"popuplistitem\" id=\"import"+ob.num+"\">\
		<div>"+ob.title+"</div>\
		<div>"+ob.acts+"</div>\
		<div>"+ob.descr+"</div>\
	</div>");
	$("#import"+ob.num).on("click", function () {
		socket.send({'cmd': 'importselect', 'data': $(this).attr('id')});
		highlightImportLine($(this));
	});
}

function highlightImportLine(ref) {
	$("#popupcontent > div").removeClass("popuplistselected");
	ref.addClass("popuplistselected");
}

function enableButtons(refs) {
	for(i=0; i<refs.length; i++) {
		refs[i].prop("disabled",false);
		refs[i].removeClass("btn-secondary");
		refs[i].addClass("btn-primary");
	}
}

function disableButtons(refs) {
	for(i=0; i<refs.length; i++) {
		refs[i].prop("disabled",true);
		refs[i].removeClass("btn-primary");
		refs[i].addClass("btn-secondary");
	}
}

function enableSendBtn() {
	enableButtons([button_send])
	button_send.html("Submit");
}

function disableSendBtn() {
	disableButtons([button_send])
	button_send.html("");
}

function showMessage(msg) {
	message_text.removeClass();
	message_text.addClass("color_green");
	message_text.html(msg);
}

function errMessage(msg) {
	message_text.removeClass();
	message_text.addClass("color_red");
	message_text.html(msg);
}

function hideMessage() {
	message_text.html("");
	message_text.removeClass();
}

function showWaitAnimation() {
	$("#inputrowright").append("<img id=\"waitanim\" src=\"static/thinking.gif\"/>");
}

function hideWaitAnimation() {
	$('#waitanim').remove();
}

function hide(refs) {
	for(i=0; i<refs.length; i++) {
		refs[i].addClass("hidden");
	}
}

function show(refs) {
	for(i=0; i<refs.length; i++) {
		refs[i].removeClass("hidden");
	}
}

function popupShow(state) {
	if(state) {
		popup.removeClass("hidden");
		popup.addClass("flex");
	} else {
		popup.removeClass("flex");
		popup.addClass("hidden");
	}
}

function enterEditMode() {
	// Add class to each story chunk
	showMessage("Please select a story chunk to edit above.");
	button_actedit.html("Cancel");
	game_text.children('chunk').addClass("chunkhov");
	game_text.on('click', '> *', function() {
		editModeSelect($(this).attr("n"));
	});
	disableSendBtn();
	hide([button_actback, button_actmem, button_actretry]);
	show([button_delete]);
}

function exitEditMode() {
	// Remove class to each story chunk
	hideMessage();
	button_actedit.html("Edit");
	game_text.children('chunk').removeClass("chunkhov");
	game_text.off('click', '> *');
	enableSendBtn();
	show([button_actback, button_actmem, button_actretry]);
	hide([button_delete]);
	input_text.val("");
}

function editModeSelect(n) {
	socket.send({'cmd': 'editline', 'data': n});
}

function enterMemoryMode() {
	showMessage("Edit the memory to be sent with each request to the AI.");
	button_actmem.html("Cancel");
	hide([button_actback, button_actretry, button_actedit, button_delete]);
	// Display Author's Note field
	anote_menu.slideDown("fast");
}

function exitMemoryMode() {
	hideMessage();
	button_actmem.html("Memory");
	show([button_actback, button_actretry, button_actedit]);
	input_text.val("");
	// Hide Author's Note field
	anote_menu.slideUp("fast");
}

function dosubmit() {
	var txt = input_text.val();
	socket.send({'cmd': 'submit', 'data': txt});
	input_text.val("");
	hideMessage();
}

function newTextHighlight(ref) {
	ref.addClass("color_green");
	ref.addClass("colorfade");
	setTimeout(function () {
		ref.removeClass("color_green")
		setTimeout(function () {
			ref.removeClass("colorfade")
		}, 1000);
	}, 10);
}

//=================================================================//
//  READY/RUNTIME
//=================================================================//

$(document).ready(function(){
	
	// Bind UI references
	connect_status  = $('#connectstatus');
	button_newgame  = $('#btn_newgame');
	button_save     = $('#btn_save');
	button_load     = $('#btn_load');
	button_import   = $("#btn_import");
	button_settings = $('#btn_settings');
	button_format   = $('#btn_format');
	button_send     = $('#btnsend');
	button_actedit  = $('#btn_actedit');
	button_actmem   = $('#btn_actmem');
	button_actback  = $('#btn_actundo');
	button_actretry = $('#btn_actretry');
	button_delete   = $('#btn_delete');
	game_text       = $('#gametext');
	input_text      = $('#input_text');
	message_text    = $('#messagefield');
	settings_menu   = $("#settingsmenu");
	format_menu     = $('#formatmenu');
	anote_menu      = $('#anoterowcontainer');
	anote_input     = $('#anoteinput');
	anote_labelcur  = $('#anotecur');
	anote_slider    = $('#anotedepth');
	popup           = $("#popupcontainer");
	popup_title     = $("#popuptitletext");
	popup_content   = $("#popupcontent");
	popup_accept    = $("#btn_popupaccept");
	popup_close     = $("#btn_popupclose");
	
    // Connect to SocketIO server
    socket = io.connect('http://127.0.0.1:5000');
	
	socket.on('from_server', function(msg) {
        if(msg.cmd == "connected") {
			// Connected to Server Actions
			connect_status.html("<b>Connected to KoboldAI Process!</b>");
			connect_status.removeClass("color_orange");
			connect_status.addClass("color_green");
			// Reset Settings Menu
			settings_menu.html("");
			format_menu.html("");
		} else if(msg.cmd == "updatescreen") {
			// Send game content to Game Screen
			game_text.html(msg.data);
			// Scroll to bottom of text
			setTimeout(function () {
				$('#gamescreen').animate({scrollTop: $('#gamescreen').prop('scrollHeight')}, 1000);
			}, 5);
		} else if(msg.cmd == "setgamestate") {
			// Enable or Disable buttons
			if(msg.data == "ready") {
				enableSendBtn();
				enableButtons([button_actedit, button_actmem, button_actback, button_actretry]);
				hideWaitAnimation();
			} else if(msg.data == "wait") {
				disableSendBtn();
				disableButtons([button_actedit, button_actmem, button_actback, button_actretry]);
				showWaitAnimation();
			} else if(msg.data == "start") {
				enableSendBtn();
				enableButtons([button_actmem]);
				disableButtons([button_actedit, button_actback, button_actretry]);
			}
		} else if(msg.cmd == "editmode") {
			// Enable or Disable edit mode
			if(msg.data == "true") {
				enterEditMode();
			} else {
				exitEditMode();
			}
		} else if(msg.cmd == "setinputtext") {
			// Set input box text for edit mode
			input_text.val(msg.data);
		} else if(msg.cmd == "enablesubmit") {
			// Enables the submit button
			enableSendBtn();
		} else if(msg.cmd == "memmode") {
			// Enable or Disable memory edit mode
			if(msg.data == "true") {
				enterMemoryMode();
			} else {
				exitMemoryMode();
			}
		} else if(msg.cmd == "errmsg") {
			// Send error message
			errMessage(msg.data);
		} else if(msg.cmd == "texteffect") {
			// Apply color highlight to line of text
			newTextHighlight($("#n"+msg.data))
		} else if(msg.cmd == "updatetemp") {
			// Send current temp value to input
			$("#settemp").val(parseFloat(msg.data));
			$("#settempcur").html(msg.data);
		} else if(msg.cmd == "updatetopp") {
			// Send current top p value to input
			$("#settopp").val(parseFloat(msg.data));
			$("#settoppcur").html(msg.data);
		} else if(msg.cmd == "updatereppen") {
			// Send current rep pen value to input
			$("#setreppen").val(parseFloat(msg.data));
			$("#setreppencur").html(msg.data);
		} else if(msg.cmd == "updateoutlen") {
			// Send current output amt value to input
			$("#setoutput").val(parseInt(msg.data));
			$("#setoutputcur").html(msg.data);
		} else if(msg.cmd == "updatetknmax") {
			// Send current max tokens value to input
			$("#settknmax").val(parseInt(msg.data));
			$("#settknmaxcur").html(msg.data);
		} else if(msg.cmd == "updateikgen") {
			// Send current max tokens value to input
			$("#setikgen").val(parseInt(msg.data));
			$("#setikgencur").html(msg.data);
		} else if(msg.cmd == "setlabeltemp") {
			// Update setting label with value from server
			$("#settempcur").html(msg.data);
		} else if(msg.cmd == "setlabeltopp") {
			// Update setting label with value from server
			$("#settoppcur").html(msg.data);
		} else if(msg.cmd == "setlabelreppen") {
			// Update setting label with value from server
			$("#setreppencur").html(msg.data);
		} else if(msg.cmd == "setlabeloutput") {
			// Update setting label with value from server
			$("#setoutputcur").html(msg.data);
		} else if(msg.cmd == "setlabeltknmax") {
			// Update setting label with value from server
			$("#settknmaxcur").html(msg.data);
		} else if(msg.cmd == "setlabelikgen") {
			// Update setting label with value from server
			$("#setikgencur").html(msg.data);
		} else if(msg.cmd == "updateanotedepth") {
			// Send current Author's Note depth value to input
			anote_slider.val(parseInt(msg.data));
			anote_labelcur.html(msg.data);
		} else if(msg.cmd == "setlabelanotedepth") {
			// Update setting label with value from server
			anote_labelcur.html(msg.data);
		} else if(msg.cmd == "getanote") {
			// Request contents of Author's Note field
			var txt = anote_input.val();
			socket.send({'cmd': 'anote', 'data': txt});
		} else if(msg.cmd == "setanote") {
			// Set contents of Author's Note field
			anote_input.val(msg.data);
		} else if(msg.cmd == "addsetting") {
			// Add setting controls
			addSetting(msg.data);
		} else if(msg.cmd == "addformat") {
			// Add setting controls
			addFormat(msg.data);
		} else if(msg.cmd == "updatefrmttriminc") {
			// Update toggle state
			$("#frmttriminc").prop('checked', msg.data).change()
		} else if(msg.cmd == "updatefrmtrmblln") {
			// Update toggle state
			$("#frmtrmblln").prop('checked', msg.data).change()
		} else if(msg.cmd == "updatefrmtrmspch") {
			// Update toggle state
			$("#frmtrmspch").prop('checked', msg.data).change()
		} else if(msg.cmd == "updatefrmtadsnsp") {
			// Update toggle state
			$("#frmtadsnsp").prop('checked', msg.data).change()
		} else if(msg.cmd == "allowtoggle") {
			// Allow toggle change states to propagate
			allowtoggle = msg.data;
		} else if(msg.cmd == "popupshow") {
			// Show/Hide Popup
			popupShow(msg.data);
		} else if(msg.cmd == "addimportline") {
			// Add import popup entry
			addImportLine(msg.data);
		} else if(msg.cmd == "clearpopup") {
			// Clear previous contents of popup
			popup_content.html("");
		}
    });	
	
	socket.on('disconnect', function() {
		connect_status.html("<b>Lost connection...</b>");
		connect_status.removeClass("color_green");
		connect_status.addClass("color_orange");
	});
	
	// Bind actions to UI buttons
	button_send.on("click", function(ev) {
		dosubmit();
	});
	
	button_actretry.on("click", function(ev) {
		socket.send({'cmd': 'retry', 'data': ''});
	});
	
	button_actback.on("click", function(ev) {
		socket.send({'cmd': 'back', 'data': ''});
	});
	
	button_actedit.on("click", function(ev) {
		socket.send({'cmd': 'edit', 'data': ''});
	});
	
	button_delete.on("click", function(ev) {
		socket.send({'cmd': 'delete', 'data': ''});
	});
	
	button_actmem.on("click", function(ev) {
		socket.send({'cmd': 'memory', 'data': ''});
	});
	
	button_save.on("click", function(ev) {
		socket.send({'cmd': 'save', 'data': ''});
	});
	
	button_load.on("click", function(ev) {
		socket.send({'cmd': 'load', 'data': ''});
	});
	
	button_import.on("click", function(ev) {
		socket.send({'cmd': 'import', 'data': ''});
	});
	
	button_newgame.on("click", function(ev) {
		socket.send({'cmd': 'newgame', 'data': ''});
	});
	
	button_settings.on("click", function(ev) {
		$('#settingsmenu').slideToggle("slow");
	});
	
	button_format.on("click", function(ev) {
		$('#formatmenu').slideToggle("slow");
	});
	
	popup_close.on("click", function(ev) {
		socket.send({'cmd': 'importcancel', 'data': ''});
	});
	
	popup_accept.on("click", function(ev) {
		socket.send({'cmd': 'importaccept', 'data': ''});
	});
	
	// I think this was removed?
	//$("#btn_savesettings").on("click", function(ev) {
	//	socket.send({'cmd': 'savesettings', 'data': ''});
	//});
	
	// Bind Enter button to submit
	input_text.keydown(function (ev) {
		if (ev.which == 13 && !shift_down) {
			do_clear_ent = true;
			dosubmit();
		} else if(ev.which == 16) {
			shift_down = true;
		}
	});
	
	// Enter to submit, but not if holding shift
	input_text.keyup(function (ev) {
		if (ev.which == 13 && do_clear_ent) {
			input_text.val("");
			do_clear_ent = false;
		} else if(ev.which == 16) {
			shift_down = false;
		}
	});
	
});