first pass using d3
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scribu
commit
859230bd07
21
index.html
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21
index.html
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8" />
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<title>Travis CI build stats</title>
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<link rel="stylesheet" href="style.css" />
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</head>
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<body>
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<h1>Travis CI build stats</h1>
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<form>
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<label>Repository:</label>
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<input id="repo-name" type="text" value="wp-cli/wp-cli" />
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</form>
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<h2>Build durations over time</h2>
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<div id="build-times"></div>
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<script src="http://d3js.org/d3.v2.min.js"></script>
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<script src="script.js"></script>
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</body>
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</html>
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125
script.js
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script.js
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function renderBuildTimes(selector, data, baseUrl) {
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var valueLabelWidth = 40; // space reserved for value labels (right)
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var barHeight = 20; // height of one bar
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var barLabelWidth = 50; // space reserved for bar labels
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var barLabelPadding = 5; // padding between bar and bar labels (left)
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var gridLabelHeight = 18; // space reserved for gridline labels
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var gridChartOffset = 3; // space between start of grid and first bar
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var maxBarWidth = 420; // width of the bar with the max value
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// accessor functions
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var barValue = function(d) { return d.duration/60; };
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// scales
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var yScale = d3.scale.ordinal().domain(d3.range(0, data.length)).rangeBands([0, data.length * barHeight]);
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var y = function(d, i) { return yScale(i); };
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var yText = function(d, i) { return y(d, i) + yScale.rangeBand() / 2; };
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var x = d3.scale.linear().domain([0, d3.max(data, barValue)]).range([0, maxBarWidth]);
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// svg container element
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var chart = d3.select().html('').append("svg")
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var chart = d3.select(selector).html('').append("svg")
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.attr('width', maxBarWidth + barLabelWidth + valueLabelWidth)
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.attr('height', gridLabelHeight + gridChartOffset + data.length * barHeight);
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// grid line labels
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var gridContainer = chart.append('g')
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.attr('transform', 'translate(' + barLabelWidth + ',' + gridLabelHeight + ')');
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gridContainer.selectAll("text").data(x.ticks(10)).enter().append("text")
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.attr("x", x)
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.attr("dy", -3)
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.attr("text-anchor", "middle")
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.text(String);
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// vertical grid lines
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gridContainer.selectAll("line").data(x.ticks(10)).enter().append("line")
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.attr("x1", x)
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.attr("x2", x)
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.attr("y1", 0)
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.attr("y2", yScale.rangeExtent()[1] + gridChartOffset)
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.style("stroke", "#ccc");
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// bar labels
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var labelsContainer = chart.append('g')
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.attr('transform', 'translate(' + (barLabelWidth - barLabelPadding) + ',' + (gridLabelHeight + gridChartOffset) + ')');
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labelsContainer.selectAll('text').data(data).enter().append('text')
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.attr('class', 'build-nr')
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.attr('y', yText)
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.attr("dy", ".35em") // vertical-align: middle
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.attr('text-anchor', 'end')
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.text(function(d) { return d.number; })
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.on('click', function(d) {
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window.open(baseUrl + d.id);
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});
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// bars
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var barsContainer = chart.append('g')
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.attr('transform', 'translate(' + barLabelWidth + ',' + (gridLabelHeight + gridChartOffset) + ')');
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barsContainer.selectAll("rect").data(data).enter().append("rect")
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.attr('y', y)
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.attr('height', yScale.rangeBand())
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.attr('width', function(d) { return x(barValue(d)); })
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.attr('stroke', 'white')
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.attr('fill', function(d) {
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return d.result === 0 ? '#038035' : '#CC0000';
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});
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// bar value labels
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barsContainer.selectAll("text").data(data).enter().append("text")
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.attr("x", function(d) { return x(barValue(d)); })
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.attr("y", yText)
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.attr("dx", 3) // padding-left
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.attr("dy", ".35em") // vertical-align: middle
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.attr("text-anchor", "start") // text-align: right
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.attr("fill", "black")
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.attr("stroke", "none")
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.text(function(d) { return d3.round(barValue(d), 2); });
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// start line
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barsContainer.append("line")
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.attr("y1", -gridChartOffset)
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.attr("y2", yScale.rangeExtent()[1] + gridChartOffset)
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.style("stroke", "#000");
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}
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function updateChart() {
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var repoName = document.getElementById('repo-name').value;
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var baseUrl = 'https://travis-ci.org/' + repoName + '/builds/';
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var buildsUrl = 'https://api.travis-ci.org/repos/' + repoName + '/builds?event_type=push';
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var builds = [];
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var oldestBuild = Infinity;
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var i=0, n=15;
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function filterBuilds(rawBuilds) {
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var curOldestBuild = oldestBuild;
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rawBuilds.forEach(function(build) {
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var buildNr = Number(build.number);
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if (buildNr < curOldestBuild) {
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curOldestBuild = buildNr;
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}
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if (build.branch !== 'master' || build.state !== 'finished') {
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return;
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}
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build.started_at = Date.parse(build.started_at);
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builds.push(build);
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});
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renderBuildTimes('#build-times', builds, baseUrl);
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if (++i < n && curOldestBuild < oldestBuild) {
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oldestBuild = curOldestBuild;
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d3.json(buildsUrl + '&after_number=' + oldestBuild, filterBuilds);
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}
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}
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d3.json(buildsUrl, filterBuilds);
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}
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updateChart();
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d3.select('form').on('submit', function() {
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d3.event.preventDefault();
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updateChart();
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});
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