var deltaT = tweetStartDate / 1000 + tweetTimeDelta;

function secsToString(seconds) {

    var hours = Math.floor(seconds/3600),

        minutes = Math.floor(seconds/60) % 60,

        secs = Math.floor(seconds % 60);

    function pad(n) {

        var r = n.toString();

        while (r.length < 2) {

            r = "0" + r;

        }

        return r;

    }

    return (hours ? (hours + ":") : "") + pad(minutes) + ":" + pad(secs);

}

function solrUrl(table, params) {

    var u = solrUrlBase + table + "/select?" + $.param(params) + "&wt=json&json.wrf=?";

    return u;

}

function showData() {

    data.duration = data.segments[data.segments.length - 1].end;

    data.chapters = [];

    var nmmso = data.segments.length;

    data.topics.forEach(function(topic) {

        topic.score = 0;

        topic.weights = [];

        for (var i = 0; i < nmmso; i++) {

            topic.weights.push(0);

        }

    });

    data.segments.forEach(function(mmso, i) {

        mmso.topics.forEach(function(t) {

            data.topics[t.topic].weights[i] = t.weight;

            data.topics[t.topic].score += t.weight;

        });

    });

    var topicPoubelle = removeBiggestTopic ? _(data.topics.slice()).sortBy(function(t) { return -t.score; })[0].index : -1;

    data.segments.forEach(function(segment, index) {

    	var topics = segment.topics.filter(function(t) {

    		return t.topic !== topicPoubelle;

    	}).map(function(t) {

    		return t.topic

		});

    	var openchapters = data.chapters.filter(function(c) {

    		return c.open;

    	});

    	openchapters.forEach(function(c) {

    		var i = topics.indexOf(c.topic);

    		if (i == -1) {

    			c.open = false;

    		} else {

    			c.endMMSO = index;

    			c.endTime = segment.end;

    			topics.splice(i, 1);

    		}

    	});

    	if (topics.length) {

    		topics.forEach(function(t) {

    			data.chapters.push({

    				startMMSO: index,

    				endMMSO: index,

    				startTime: segment.start,

    				endTime: segment.end,

    				topic: t,

    				open: true

    			})

    		})

    	}

    });

	data.topiclabels.forEach(function(v) {

		var words = _(v.words).map(function(v, k) {

			return {

				word: k,

				weight: v

			}

		});

		words.sort(function(a,b) {

			return b.weight - a.weight;

		})

		data.topics[v.topic_id].words = words;

	});

    var topicHash = document.location.hash || "#selectedtopics=5,15&visibletopics=5,10,15";

    var pageParams = {};

    topicHash

    	.replace(/^#/,'')

    	.split('&')

    	.forEach(function(p) {

    		var s = p.split('=');

    		pageParams[s[0]] = s[1].split(",").map(function(t) { return decodeURIComponent(t)});

    	})

    var ordertag = 0;

    $(".duration").text(secsToString(data.duration));

    var sortedTopics = data.topics.filter(function(t) {

        return pageParams.visibletopics.indexOf(t.index.toString()) !==-1 && t.index !== topicPoubelle;

    });

    function hasTopics(mmso, topics) {

    	for (var j = 0; j < mmso.topics.length; j++) {

			if (topics.indexOf(mmso.topics[j].topic) !== -1) {

				return true;

			}

		}

		return false;

    }

    function checkOrGoNext() {

    	var topics = Array.prototype.slice.call(

    		$(".topic.selected").map(function() {

    			return parseInt($(this).attr("data-topic-id"))

			})

		);

		var currentMmso = _(data.segments).find(function(s) {

			return s.start <= player.currentTime && s.end > player.currentTime;

		});

		if (hasTopics(currentMmso, topics)) {

			throttledShowLocal();

		} else {

			goToNext();

		}

    }

    function goToNext() {

    	var topics = Array.prototype.slice.call(

    		$(".topic.selected").map(function() {

    			return parseInt($(this).attr("data-topic-id"));

			})

		);

    	for (var i = 0; i < data.chapters.length; i++) {

    		var chap = data.chapters[i];

    		if (chap.startTime > player.currentTime && topics.indexOf(chap.topic) !== -1) {

    			player.setCurrentTime(chap.startTime);

				return;

    		}

    	}

    	/* If next not found, loop around ! */

    	for (var i = 0; i < data.chapters.length; i++) {

    		var chap = data.chapters[i];

    		if (topics.indexOf(chap.topic) !== -1) {

    			player.setCurrentTime(chap.startTime);

				return;

    		}

    	}

    }

    function goToPrev() {

    	var topics = Array.prototype.slice.call(

    		$(".topic.selected").map(function() {

    			return parseInt($(this).attr("data-topic-id"));

			})

		);

    	for (var i = data.chapters.length; i--;) {

    		var chap = data.chapters[i];

    		if (chap.startTime < (player.currentTime - 2) && topics.indexOf(chap.topic) !== -1) {

    			player.setCurrentTime(chap.startTime);

				throttledShowLocal();

				return;

    		}

    	}

    	/* If previous not found, loop around ! */

    	for (var i = data.chapters.length; i--;) {

    		var chap = data.chapters[i];

    		if (topics.indexOf(chap.topic) !== -1) {

    			player.setCurrentTime(chap.startTime);

				throttledShowLocal();

				return;

    		}

    	}

    }

    function showTopics(topiclist) {

        var tbhtml = topiclist.reduce(function(mem, topic) {

            var wordsToShow = topic.words.slice(0,4),

                max = wordsToShow[0].weight,

                min = Math.min(wordsToShow[wordsToShow.length - 1].weight, max - .01),

                scale = 8 / (max - min);

	    	function line(words) {

	    		return '<ul class="topic-words">' + words.reduce(function(memwords, word) {

	                return memwords

	                    + '<li style="font-size: '

	                    + ( 8 + scale * (word.weight - min) )

	                    + 'px;">'

	                    + word.word

	                    + '</li>';

	            },"") + '</ul>';

	    	}

            var li = '<li class="shadow-block topic" data-topic-id="'

                + topic.index

                + '" data-timestamp="999999">'

                + line(wordsToShow.filter(function( v, k ) {

                	return !(k % 2);

                }))

                + line(wordsToShow.filter(function( v, k ) {

                	return !!(k % 2);

                }))

            	+ '</li>';

            return mem + li;

        },'');

        var tb = $(".topics-list");

        tb.html(tbhtml);

        tb.css("top",0);

        throttledShowLocal();

    }

    var images = {},

    	playTime = $(".current-time");

	var globW = 85,

        globL = 40,

        entonnoirR = 155,

        localL = 235,

        localW = 85,

        localR = (localL + localW),

        localTimeR = (localL + localW) + globL,

        globR = (globW + globL),

        mx = Math.max.apply(Math, data.minutes.map(function(s) { return s.count})),

        xscale = globW/mx,

        yscale,

        localyscale,

        filteredSegments = [],

        currentTweetTc = -1;

    function showLocal() {

    	var $c = $(".play-canvas"),

    		c = $c[0],

    		ph = $c.height(),

    		pw = $c.width();

        yscale = ph / data.duration;

		localyscale = ph / localduration;

		var localstart = localpos - localduration/2;

    		localend = localpos + localduration/2;

    		globtop = yscale * localstart,

    		globbottom = yscale * localend,

    		betweenx = (globR + entonnoirR) / 2,

    		betweenyt = (globtop) / 2,

    		betweenyb = (globbottom + ph) / 2,

    		curve = (entonnoirR - globR) / 2,

    	c.width = pw;

    	c.height = ph;

    	var ctx = c.getContext('2d');

    	ctx.clearRect(0,0, pw, ph);

    	/* Tracé de l'entonnoir */

    	ctx.beginPath();

    	ctx.moveTo(0, globtop);

    	ctx.lineTo(globR, globtop);

    	ctx.quadraticCurveTo(betweenx, globtop, betweenx, Math.max(globtop - curve, betweenyt));

    	ctx.lineTo(betweenx, Math.min(curve, betweenyt));

    	ctx.quadraticCurveTo(betweenx, 0, entonnoirR, 0 );

    	ctx.lineTo(localR,0);

    	ctx.lineTo(localR, ph);

    	ctx.lineTo(entonnoirR, ph);

    	ctx.quadraticCurveTo(betweenx, ph, betweenx, Math.max(ph - curve, betweenyb));

    	ctx.lineTo(betweenx, Math.min(globbottom + curve, betweenyb));

    	ctx.quadraticCurveTo(betweenx, globbottom, globR, globbottom, globbottom);

    	ctx.lineTo(0,globbottom);

    	ctx.fillStyle = '#222222';

    	ctx.fill();

        var selectedBlocks = $(".topic.selected, .topic.hover"),

            sbl = selectedBlocks.length,

            topicBlocks = $(".topic"),

            topicsAndColors = [],

        	colors = {};

        selectedBlocks.each(function() {

            var el = $(this),

                topicid = parseInt(el.attr("data-topic-id"));

            topicsAndColors.push({

                "$": el,

                timestamp: parseInt(el.attr("data-timestamp")),

                hovered: el.hasClass("hover"),

                id: topicid,

                topic: data.topics[topicid]

            });

        });

        topicsAndColors.sort(function(a,b) {

           return ( a.timestamp - b.timestamp ) || ( a.id - b.id );

        });

        topicBlocks.css("background","");

        topicsAndColors.forEach(function(topic, i) {

            topic.color = topic.hovered ? "#ffff00" : colorset[i % colorset.length];

            colors[topic.id] = topic.color;

            topic.$.css("background", topic.color);

        });

		/* Tracé des MMSOs */