load('ansiedit.js');

load('frame.js');
load('tree.js');
load('scrollbar.js');
load('event-timer.js');
load('graphic.js');

var CONTROL_FRAMEEDIT		= '1';

function edit(session) {
	log(LOG_DEBUG,'+ Control EDIT loaded');
	var complete = false;
	var inProperty = false;

	function init(session) {
		log(LOG_DEBUG,' - Edit init()');
	}

	Object.defineProperty(this,'getName', {
		get: function() {
			return 'Frame Edit';
		}
	});

	Object.defineProperty(this,'isComplete', {
		get: function() {
			return complete;
		}
	});

	log(LOG_DEBUG,'  - Owner: '+JSON.stringify(fo.owner));

	const frame = new Frame(1,1,console.screen_columns,console.screen_rows,BG_BLACK|LIGHTGRAY);
	frame.gotoxy(1,1);

	header = '\1n'+fo.pageownerlogo+' '.repeat(fo.settings.FRAME_HEADER-console.strlen(fo.pageownerlogo))+'\1n '+
		'\1W\1H'+fo.page+' '.repeat(fo.settings.FRAME_PAGENUM-fo.page.length)+' '+
		'\1G\1H'+'     Edit';
	frame.putmsg(header);
	frame.open();

	var editor = new ANSIEdit({
		x: 1,
		y: 2,
		width: 80,
		height: 23,
		attr: WHITE,
		//showPosition: true,
		menuHeading: 'Frame Edit '+fo.page,
		parentFrame: frame,
	});

	editor.open();
	editor.menu.addItem('Properties',properties);
	editor.menu.addItem('Exit',onexit);
	editor.menu.addItem('Save & Exit',saveexit);

	var x = new Graphic;
	x.ANSI = fo.parse(base64_decode(fo.content));
	log(LOG_DEBUG,'  - Fields: '+JSON.stringify(fo.frame_fields));

	const bin = x.BIN;
	var o = 0; // offset into 'bin'
	for (var yy = 0; yy < 22; yy++) {
		for (var xx = 0; xx < 80; xx++) {
			editor.putChar({
				x : xx,
				y : yy,
				ch : bin.substr(o, 1),
				attr : bin.substr(o + 1, 1).charCodeAt(0) || BG_BLACK
			});
			o = o + 2;
		}
	}

	editor.cycle();
	frame.cycle();

	this.handle=function(read) {
		if (! js.terminated) {
			switch (ascii(read)) {
				case 26:
					if (inProperty) {
						propFrame.close();
						frame.top();
						frame.cycle();
						inProperty = false;

					} else {
						properties();
					}

					return '';

				case 27:
					if (inProperty) {
						log(LOG_DEBUG, '  + FrameEdit properties(): ESC');
						propFrame.close();
						frame.top();
						frame.cycle();
						inProperty = false;
					}

					return '';

				default:
					if (inProperty) {
						log(LOG_DEBUG, '  + FrameEdit properties(): read');
						propFrame.putmsg(read);
						propFrame.cycle();

					} else {
						editor.getcmd(read);
						editor.cycle();
						frame.cycle();
					}

					if (! complete)
						return '';
			}
		}

		editor.close();
		frame.close();
		fo.render();

		return '';
	}

	function properties() {
		inProperty = true;
		log(LOG_DEBUG, '+ FrameEdit properties()');
		frame.bottom();
		propFrame = new Frame(1,2,40,14,BG_BLUE|WHITE,frame);
		propFrame.gotoxy(1,1);
		propFrame.putmsg('Properties!');
		propFrame.open();
		propFrame.cycle();
	}

	function save() {
		fo.content = base64_encode(editor.exportAnsi().join(''));
		fo.save();
	}

	function onexit() {
		complete = true;
	}

	function saveexit() {
		save();
		onexit();
	}

	init.apply(this,arguments);
}