import fm from '../app';
import $ from 'jquery';
import 'bootstrap-touchspin';

fm.app.directive("fmSpinner", function($parse) {
	return {
		restrict: 'A',
		link: function(scope, element, attrs) {
			$(element).TouchSpin({
				min: attrs.fmSpinnerMin != null ? 1*attrs.fmSpinnerMin : 1
			}).on('change', function() {
				setTimeout(function() {
					scope.$apply(function() {
						scope._spinnerVal = element.val();
						$parse(attrs.ngModel + "=_spinnerVal")(scope);
						delete scope._spinnerVal;
					});
				}, 0);
			});
		}
	}
});

fm.app.directive("fmColourPicker", function(fmUtils, $rootScope, $compile) {
	var colourPicker = $(require("./colour-picker.html")).appendTo("body").hide();
	var scope = $rootScope.$new();
	scope.colours = [ "ffffff", "ffccc9", "ffce93", "fffc9e", "ffffc7", "9aff99", "96fffb", "cdffff", "cbcefb", "cfcfcf", "fd6864",
		"fe996b", "fffe65", "fcff2f", "67fd9a", "38fff8", "68fdff", "9698ed", "c0c0c0", "fe0000", "f8a102", "ffcc67", "f8ff00", "34ff34",
		"68cbd0", "34cdf9", "6665cd", "9b9b9b", "cb0000", "f56b00", "ffcb2f", "ffc702", "32cb00", "00d2cb", "3166ff", "6434fc", "656565",
		"9a0000", "ce6301", "cd9934", "999903", "009901", "329a9d", "3531ff", "6200c9", "343434", "680100", "963400", "986536", "646809",
		"036400", "34696d", "00009b", "303498", "000000", "330001", "643403", "663234", "343300", "013300", "003532", "010066", "340096" ];
	$compile(colourPicker)(scope);
	scope.$evalAsync(); // $compile only replaces variables on next digest

	return {
		restrict: 'A',
		link: function(scope, element, attrs) {
			scope.$watch(attrs.ngModel, function(v) {
				var colour = (v && v.match(/^[0-9a-f]{6}$/i) ? v : 'ffffff');
				element.css({ 'background-color': '#' + colour, 'color' : '#' + fmUtils.makeTextColour(colour)});
			});

			var handler = function(e) {
				var target = $(e.target);
				if(target.is("#colour-picker li")) {
					element.val(target.attr("data-colour"));
					element.triggerHandler("input");
				}
				if(!target.is("#colour-picker") && !$(document.activeElement).is(element)) {
					colourPicker.hide();
					$(document).off("click keyup", handler);
				}
			};

			$(element).focus(function() {
				var link = $(this);
				var pos = link.offset();
				colourPicker.show().offset({
					top: pos.top + link.outerHeight(),
					left: pos.left
				});

				$(document).on("click keyup", handler);
			});
		}
	}
});

fm.app.directive("fmIconPicker", function(fmIcons, fmUtils, $compile, $rootScope, $parse) {
	var pickerScope, picker;

	return {
		restrict: 'A',
		link: function(scope, element, attrs) {
			var watcher,watcher2;

			function init() {
				if(picker)
					return;

				pickerScope = $rootScope.$new();
				pickerScope.icons = fmIcons;
				picker = $(require("./icon-picker.html")).appendTo("body");
				$compile(picker)(pickerScope);
			}

			function open() {
				init();

				var $input = $(this);
				var pos = $input.offset();
				picker.show().offset({
					top: pos.top + $input.outerHeight(),
					left: pos.left
				}).css("max-width", $input.outerWidth() + "px");

				$(document).on("click keyup", handler);

				watcher = scope.$watch(attrs.ngModel, function(newVal) {
					pickerScope.selectedSymbol = newVal;
				});

				pickerScope.setSymbol = function(symbol) {
					pickerScope.selectedSymbol = symbol;
					$parse(attrs.ngModel).assign(scope, symbol);
				};
			}

			function close() {
				watcher();

				picker.hide();
				$(document).off("click keyup", handler);
			}

			function handler(e) {
				var target = $(e.target);
				if(!target.is(picker) && !$(document.activeElement).is(element))
					close();
			}

			$(element).focus(open.fmWrapApply(scope));
		}
	};
});

fm.app.directive("fmIcon", function(fmUtils) {
	return {
		restrict: 'A',
		scope: {
			fmIcon: "<"
		},
		link: function(scope, element, attrs) {
			element.attr("src", fmUtils.createSymbol("000000", 25, scope.fmIcon));
		}
	};
});

fm.app.directive("fmTitle", function() {
	return {
		restrict: 'A',
		link: function(scope, element, attrs) {
			if(!$(element).is("title"))
				return;

			scope.$watch(attrs.fmTitle, function(v) {
				// We have to call history.replaceState() in order for the new title to end up in the browser history
				window.history && history.replaceState({ }, v);
				document.title = v;
			});
		}
	};
});