$(document).ready(function()

{

	var mobypicture = {

		name: "mobypicture",

		match: function (remainder)

		{

			return remainder.match(/^http:\/\/moby\.to\/([a-z0-9]+)/i);

		},

		process: function(remainder, link) {

			var anchor = $("<a>")

				.attr("href", link)

				.attr("target", "_blank");

			return anchor

					.clone()

					.append($("<img>")

						.attr("src", link + ":thumb")

						.data("preview", link + ":medium"))

				.prependTo(remainder.append(anchor.text(link)));

		}

	};

	

	var yfrog = {

		name: "yfrog",

		match: function (remainder)

		{

			return remainder.match(/^http:\/\/yfrog\.com\/([a-z0-9]+)/i);

		},

		process: function(remainder, link) {

			var anchor = $("<a>")

				.attr("href", link)

				.attr("target", "_blank");

			return anchor

					.clone()

					.append($("<img>")

						.attr("src", link + ".th.jpg")

						.data("preview", link + ":iphone"))

				.prependTo(remainder.append(anchor.text(link)));

		}

	};

	

	var twitpic = {

		name: "twitpic",

		match: function (remainder)

		{

			return remainder.match(/^http:\/\/twitpic\.com\/([a-z0-9]+)/i);

		},

		process: function(remainder, link) {

			var rematch = twitpic.match(link);

			var img_id = RegExp.$1;

			var anchor = $("<a>")

				.attr("href", link)

				.attr("target", "_blank");

			return anchor

					.clone()

					.append($("<img>")

						.attr("src", "http://twitpic.com/show/mini/" + img_id)

						.data("preview", "http://twitpic.com/show/thumb/" + img_id))

				.prependTo(remainder.append(anchor.text(link)));

		}

	};



	var picTwitter = {

		name: "picTwitter",

		match: function (remainder, tweet)

		{

			return tweet.entities && tweet.entities.media;

		},

		process: function(remainder, ignored, tweet) {

			var media = tweet.entities.media[0].media_url;

			var link = tweet.entities.media[0].url;

			var anchor = $("<a>")

				.attr("href", link)

				.attr("target", "_blank");

			return anchor

					.clone()

					.append($("<img>")

						.attr("src", media)

						.data("preview", media))

				.prependTo(remainder.append(anchor.text(link)));

		}

	};



	var link = {

		name: "link",

		match: function (remainder) {

			return remainder.match(/^[a-z]+:\/\/[a-z0-9-_]+\.[a-z0-9-_:%&\?\/.=#]+/i);

		},

		process: function(remainder, link) {

			return remainder.append($("<a>")

				.attr("href", link)

				.attr("target", "_blank")

				.text(link));

		}

	};

	

	var user = {

		name: "user",

		match: function (remainder) {

			return remainder.match(/^@[\w-äöüß]+/i);

		},

		process: function(remainder, user) {

			var u = user.replace("@", "")

			return remainder.append($("<a>")

				.attr("href", "http://twitter.com/" + u)

				.attr("target", "_blank")

				.text(user));

		}

	};

	

	var tag = {

		name: "tag",

		match: function (remainder) {

			return remainder.match(/^#[\w-äöüß]+/i);

		},

		process: function(remainder, tag) {

			var t = tag.replace("#", "%23")

			return remainder

				.append($("<a>")

				.attr("href", "http://search.twitter.com/search?q=" + t)

				.attr("target", "_blank")

				.text(tag));

		}

	};

	

	var whitespace = {

		name: "whitespace",

		match: function (remainder) {

			return remainder.match(/^\s+/i);

		},

		process: function(remainder, text) {

			return remainder

				.append(text);

		}

	};

	

	var text = {

		name: "text",

		match: function (text) {

			return text.match(/^\s*\S+\s*/i);

		},

		process: function(remainder, text) {

			return remainder

				.append(text);

		}

	};

	

	$.fn.tweet = function(tweet) {

		var remainder = tweet.text;

		var result = $("<span>");

		var parsers = [whitespace, mobypicture, yfrog, twitpic, link, tag, user, text];

		

		// console.log("remainder: <" + remainder + ">");

		while(remainder)

		{

			for(var k = 0; k < parsers.length; k++)

			{

				var parser = parsers[k];

				var match = parser.match(remainder, tweet);

				if (match)

				{

					match = match[0];

					

					// console.log(parser.name + ": <" + match + "> ");

					parser.process(result, match, tweet);

					

					remainder = remainder.substring(match.length);

					// console.log("remainder: <" + remainder + ">");

					break;

				}

			}

		};

	

	if (picTwitter.match(remainder, tweet))

	{

		picTwitter.process(result, "", tweet);

	}

	

		// console.log("result: <" + result.html() + ">");	

		return $(this).html(result);

	};

	

	$.getJSON('http://netopenspace.de/all-net-open-spaces.json?json=?',

		function(json)

		{

			var developmentFilter = function(item)

			{

				return !(!(/^http:\/\/.*nos\.local/i.test(document.URL)) && item.Private);

			}

			

			json = $.grep(json, developmentFilter);

						

			var query = $(json).map(function() {

				return this.TwitterSearch;

			});

			

			query = $.makeArray(query).join(' OR ');

			

			$('.loading').fadeOut();

			

			var prefixWithZero = function(value)

			{

				if (value < 10)

				{

					return '0' + value;

				}

				return value;

			}

			

			var opacity = function(i, limit, opaqueCount, minOpacity, maxOpacity)

			{

				if (i <= opaqueCount)

				{

					return maxOpacity;

				}

				

				i = i - opaqueCount;

				limit = limit - opaqueCount;

				

				return (-1 * (maxOpacity - minOpacity) / limit)  * i + maxOpacity;

			};

			

			$('#tweets')

				.monitter({

					query: query,

					limit: 12,

					timeout: 10000,

					buildTweet: function() {

						var element = 

							$('<div>')

							.append($('<div>')

								.addClass('bubble')

								.append($('<p>').tweet(this)))

							.append($('<div>')

								.addClass('author')

								.append($('<a>')

									.attr('href', 'http://twitter.com/' + this.from_user + '/status/' + this.id_str)

									.attr('target', '_blank')

									.attr('title', 'Tweet anzeigen')

									.append($('<img>')

										.addClass('avatar')

										.attr('src', this.profile_image_url))

									.append($('<span>')

										.text(this.from_user))));

						return element;

					},

					showTweet: function(index, limit) {

						this.fadeTo('normal', opacity(index, limit, 2, .4, 1));

					},					

					updated: function(params, status) {

						var nextUpdate = new Date();

						nextUpdate = new Date(params.timeout + nextUpdate.getTime());

						

						var hours = prefixWithZero(nextUpdate.getHours());

						var minutes = prefixWithZero(nextUpdate.getMinutes());

						var seconds = prefixWithZero(nextUpdate.getSeconds());

						$('#next-update')

							.attr('class', status)

							.text("Nächste Aktualisierung: " + hours + ":" + minutes + ":" + seconds);

					}

				});

		});

	

	var currentPreview = 0;

	$(document).everyTime("10s", function() {

		var nextPreview = $(".bubble img")

			.filter(function() {

				return $(this).closest(".tweet").data("id") < currentPreview;

			}).first();

		

		if (!nextPreview.length)

		{

			nextPreview = $(".bubble img:first");

		}

		

		currentPreview = nextPreview.first().closest(".tweet").data("id");

		nextPreview.zoomer({ parent: $("#wrapper") }); 

	});

});