var domain = "https://www.feedcowboy.com";

function getOrientation(file, callback) {

	var reader = new FileReader();
	
	reader.onload = function(e) {

		var view = new DataView(e.target.result);
		
		if (view.getUint16(0, false) != 0xFFD8) return callback(-2);
		
		var length = view.byteLength, offset = 2;
		
		while (offset < length) {
		
			var marker = view.getUint16(offset, false);
			
			offset += 2;
			
			if (marker == 0xFFE1) {
			
				if (view.getUint32(offset += 2, false) != 0x45786966) return callback(-1);
				
				var little = view.getUint16(offset += 6, false) == 0x4949;
				
				offset += view.getUint32(offset + 4, little);
				
				var tags = view.getUint16(offset, little);
				
				offset += 2;
				
				for (var i = 0; i < tags; i++)
				
				if (view.getUint16(offset + (i * 12), little) == 0x0112)
				
				return callback(view.getUint16(offset + (i * 12) + 8, little));
				
			}
			
			else if ((marker & 0xFF00) != 0xFF00) break;
			
			else offset += view.getUint16(offset, false);
		}
		
		return callback(-1);
	};
	
	reader.readAsArrayBuffer(file.slice(0, 64 * 1024));
	
}

String.prototype.between = function(prefix, suffix) {

	string = this;
	
	var i = string.indexOf(prefix);
	
	if (i >= 0) {
	
		string = string.substring(i + prefix.length);
		
	} else {
	
		return "";
		
	}
	
	if (suffix) {
	
		i = string.indexOf(suffix);
		
		if (i >= 0) {
		
			string = string.substring(0, i);
			
		} else {
		
			return "";
			
		}
		
	}
	
	return string;
	
}

function fcNotify(message) {

	$("#fcNotifier").fadeOut(250, function () {
	
		$("#fcNotifier").html("<h2>"+message+"</h2>").fadeIn(250).delay(1500).fadeOut(250);
	
	});

}

function fcOpenArticle(id) {

	if ($("#article-"+id+" .article-content").html() == "") {

        $.ajax({
            type:"POST",
            data: {
                fcSweetAction : "fcLoadArticleContent",
                fcArticleID : id
            },
            url:"fc.output.php",
            success: function(data) {

                $("#article-"+id+" .article-content").html(data).show();

            }

        });

        $("#article-"+id+" .content-button a").html("Sulje edun tiedot »");

	} else {

		$("#article-"+id+" .article-content").html("").hide();

		$("#article-"+id+" .content-button a").html("Tutustu etuun »");

	}

}

function fcToggleArticleType(id) {

	$("#fcArticleType").val(id);

	$(".fcArticleTypeSelector").removeClass("active").addClass("inactive");

	$("#fcArticleTypeSelector_"+id).removeClass("inactive").addClass("active");
	
	if (id == 2) {
	
		$(".themes-container").hide();
	
	} else {
	
		$(".themes-container").show();
	
	}

}

function fcSubmitLogin() {

	if ($("#fcLoginUsername").val() != "") {
	
		if ($("#fcLoginPassword").val() != "") {
	
			$("#fcLoginForm").submit();
	
		} else {fcNotify("Salasana on tyhjä");}
	
	} else {fcNotify("Käyttäjätunnus on tyhjä");}

}

function fcResetElement(element) {

	element.parent().find(".dark-button").hide();

	element.css("transform", "rotate(0deg)");
						
	element.find("input[type=file]").val("");
	
	element.css("background-image", "url('graphics/button-image.gif')");
			
	element.find("input[type=file]").css({
		"width": "100%",
		"height": "100%"
	});
	
}

function fcDirectSubmitForm(id) {

	tinyMCE.triggerSave();

	var mandatory_failure = false;

	$(".highlight").removeClass("highlight");

	$(".mandatory").each(function () {

		if ($(this).val() == "") {
		
			$(this).addClass("highlight");
		
			mandatory_failure = true;
					
		}
	
	});

	if (!mandatory_failure) {

		$("#"+id).submit();
		
	} else {
	
		fcNotify("Puuttuvia kenttiä lomakkeessa");
	
	}
	
}

function fcGetResponseMessage(string) {

	return string.between("<message>", "</message>");

}

function fcGetResponseStatus(string) {

	return string.between("<status>", "</status>");

}

function fcSubmitForm(id) {

	var failedFields = 0;

	$("#fcForm_"+id+" textarea, #fcForm_"+id+" input:text, #fcForm_"+id+" select").each(function(){
		
		if ($(this).hasClass("required") && $(this).val() == "") {
		
			failedFields += 1;
			
			$(this).addClass("highlight");
		
		}
	
	});
	
	if (failedFields < 1) {
	
		$("#fcForm_"+id).fadeOut(300, function () {
		
			var formData = new FormData($("#fcForm_"+id)[0]);
		
			$.ajax({
				type : "POST",
				data : formData,
				processData: false,
				contentType: false,
				error : function (request, status, error) {$("#fcForm_"+id).fadeIn(300); alert("Virhe lomakkeen käsittelyssä");},
				url: domain+"/_submitform.php",
				success: function(data) {

					if (fcGetResponseStatus(data) == 1) {
				
						alert(fcGetResponseMessage(data));
								
					} else {
				
						$("#fcForm_"+id).fadeIn(300);
				
						alert(fcGetResponseMessage(data));
				
					}
				
				}
			});
		
		});

	} else {alert("Puuttuvia kohtia lomakkeessa");}

}

$(document).ready(function() {

	tinymce.init({
		
		selector: ".rich-textarea",
		relative_urls : false,
		remove_script_host : false,
		convert_urls : true,
		plugins: [
			"advlist autolink lists link image charmap anchor",
			"searchreplace visualblocks code",
			"insertdatetime media table contextmenu paste"
		],
		tools: "inserttable",
		paste_as_text: true,
		language: 'fi',
		menubar: "",
		style_formats: [
			{title: 'Pääotsikko', format: 'h1'},
			{title: 'Väliotsikko', format: 'h2'},
			{title: 'Leipäteksti', format: 'p'}
		],
		statusbar: false,
		height: 350,
		content_css : "css/tinymce.css",
		toolbar: "bold italic | alignleft aligncenter alignright alignjustify | bullist numlist | link image | code"
		
	});

	$(".date-input").datepicker({
		
		monthNames: ["Tammikuu", "Helmikuu", "Maaliskuu", "Huhtikuu", "Toukokuu", "Kesäkuu", "Heinäkuu", "Elokuu", "Syyskuu", "Lokakuu", "Marraskuu", "Joulukuu"],
		dayNamesMin: ["Su","Ma","Ti","Ke","To","Pe","La"],
		dateFormat: "d.m.yy",
		firstDay: 1,
		showOtherMonths: true

	});
	
	$(".form-image input[type=file]").change(function() {

		var element = $(this).parent();

		var file = this.files[0];

		if (file.size < 5000000) {

			if (file.type == "image/jpeg") {
			
				getOrientation(file, function(orientation) {
									
					if (orientation == 3) {element.css("transform", "rotate(180deg)");}
					if (orientation == 6) {element.css("transform", "rotate(90deg)");}
					if (orientation == 8) {element.css("transform", "rotate(270deg)");}
					
				});
		
				function eImageIsLoaded(e) {
											
					element.css("background-image", "url('"+e.target.result+"')");
												
					element.find("input[type=file]").css({
						"width": "0px",
						"height": "0px"
					});
					
					$("#fcRemoveArticleImageButton").show();
											
				}
		
				var reader = new FileReader();
				reader.onload = eImageIsLoaded;
				reader.readAsDataURL(file);
				
			} else {
				
				fcResetElement(element);
				
				fcNotify("Tiedostotyyppi on virheellinen (ei JPEG).");
				
			}
		
		} else {
			
			fcResetElement(element);
			
			fcNotify("Tiedostokoko ylittää sallitun rajan (5 megatavua).");
		
		}
		
	});
	
	$("#fcRemoveArticleImageButton").hide().on("click", function () {
	
		$("#fcArticleForm").append("<input type=\"hidden\" name=\"fcRemoveOldImages\" />");
	
		fcResetElement($(".form-image"));
	
	});
	
	$("#fcRemoveUserImageButton").hide().on("click", function () {
	
		$("#fcUserForm").append("<input type=\"hidden\" name=\"fcRemoveOldImages\" />");
	
		fcResetElement($(".form-image"));
	
	});
		
});