From 5545d87ba4e7a59ef0e5d128d16b4bde9b716cbc Mon Sep 17 00:00:00 2001
From: emkael <emkael@tlen.pl>
Date: Tue, 19 Jan 2021 12:17:22 +0100
Subject: First version of all 4 charts

---
 result/krafcik.js | 323 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 323 insertions(+)
 create mode 100644 result/krafcik.js

(limited to 'result/krafcik.js')

diff --git a/result/krafcik.js b/result/krafcik.js
new file mode 100644
index 0000000..a65a73b
--- /dev/null
+++ b/result/krafcik.js
@@ -0,0 +1,323 @@
+$(document).ready(function() {
+
+    $.when(
+        $.getJSON('beers.json'),
+        $.getJSON('breweries.json'),
+        $.getJSON('styles.json')
+    ).done(function(beerData, breweryData, styleData) {
+        var beers = beerData[0];
+        $.each(beers, function(idx, beer) {
+            beer['scatter-data'] = [
+                {
+                    x: beer.abv,
+                    y: beer.ratings
+                },
+                {
+                    x: beer.abv,
+                    y: beer.average
+                },
+                {
+                    x: beer.ratings,
+                    y: beer.average
+                }
+            ];
+        });
+        var minYear = Math.min.apply(null, beers.map(b => b.year));
+        var maxYear = Math.max.apply(null, beers.map(b => b.year));
+        var minMonth = Math.min.apply(null, beers.filter(b => (b.year == minYear)).map(b => b.month));
+        var maxMonth = Math.min.apply(null, beers.filter(b => (b.year == maxYear)).map(b => b.month));
+        var fullYears = maxYear - minYear - 1;
+        var dateCount = fullYears * 12 + (12 - minMonth + 1) + maxMonth;
+        var dateMapping = [];
+        var year = minYear;
+        var month = minMonth;
+        for (var c = 0; c < dateCount; c++) {
+            dateMapping[c] = year + '-' + ('0' + month).slice(-2);
+            month++;
+            if (month > 12) {
+                year++;
+                month = 1;
+            }
+        }
+        var valSpan = [0, dateCount-1];
+        var currRange = 12-minMonth+1;
+        var lastRange = 'odd';
+        var yearRanges = [{'start': 0, 'end': currRange-1, 'class': lastRange}];
+        while (currRange < dateCount) {
+            lastRange = lastRange == 'odd' ? 'even' : 'odd';
+            yearRanges.push({
+                'start': currRange,
+                'end': Math.min(currRange+11, dateCount-1),
+                'class': lastRange
+            });
+            currRange += 12;
+        }
+        $('#date-filter input[name="date"]').slider({
+            min: 0,
+            max: dateCount-1,
+            value: valSpan,
+            ticks: valSpan,
+            ticks_labels: valSpan.map(v => dateMapping[v]),
+            rangeHighlights: yearRanges,
+            formatter: function(val) {
+                if (isNaN(val)) {
+                    return val.map(v => dateMapping[v]).join(' - ');
+                }
+                else {
+                    return dateMapping[val];
+                }
+            }
+        });
+
+        var breweries = breweryData[0];
+        var breweryTemplate = $('#brewery-template').html();
+        var breweryFilter = $('#brewery-filter');
+        $.each(breweries, function(brewery, data) {
+            var fieldId = 'brewery-' + brewery;
+            var field = $(breweryTemplate);
+            field.find('input').attr('value', brewery).attr('id', fieldId);
+            field.find('label').attr('for', fieldId).attr('title', data['name']).find('img').attr('src', 'img/' + data['logo']);
+            breweryFilter.append(field);
+            field.find('label').tooltip();
+        });
+        $('#brewery-all').change(function() {
+            if ($(this).is(':checked')) {
+                $('#brewery-filter .form-check input').prop('checked', 'checked');
+            } else {
+                $('#brewery-filter .form-check input').prop('checked', null);
+            }
+        });
+
+        var styles = styleData[0];
+        $.each(styles, function(idx, style) {
+            style.styleTree = {};
+            $.each(style.styles.map(s => s.split(' - ')), function(idx, splitStyle) {
+                if (splitStyle.length > 1) {
+                    if (!style.styleTree[splitStyle[0]]) {
+                        style.styleTree[splitStyle[0]] = [];
+                    }
+                    style.styleTree[splitStyle[0]].push(splitStyle[1]);
+                } else {
+                    style.styleTree[splitStyle[0]] = null;
+                }
+            });
+        });
+        var styleNames = styles.map(s => s.name);
+        var styleCounts = styles.map(s => 0);
+        var substyleCounts = [];
+        var styleSubstyles = styles.map(s => s.styles);
+        var styleColours = styles.map(s => s.colour);
+        var scatterChartData = [];
+        for (var i = 0; i < 3; i++) {
+            scatterChartData[i] = {
+                datasets: styles.map(function(style) {
+                    return {
+                        borderColor: style.colour,
+                        backgroundColor: Color(style.colour).alpha(0.5).rgbString(),
+                        data: []
+                    };
+                })
+            };
+        }
+        var stylesChart;
+        $('a#styles-tab').on('shown.bs.tab', function() {
+            if (!stylesChart) {
+                var ctx = $('#styles-chart')[0].getContext('2d');
+                stylesChart = new Chart(ctx, {
+                    type: 'bar',
+                    data: {
+                        labels: styleNames,
+                        datasets: [{
+                            data: styleCounts,
+                            backgroundColor: styleColours,
+                            borderColor: '#000000',
+                            borderWidth: 1
+                        }]
+                    },
+                    options: {
+                        legend: {
+                            display: false
+                        },
+                        scales: {
+                            yAxes: [{
+                                ticks: {
+                                    beginAtZero: true
+                                }
+                            }]
+                        },
+                        tooltips: {
+                            enabled: false,
+                            custom: function(tooltip) {
+                                var container = $('#chart-tooltip');
+                                if (!container.length) {
+                                    container = $('<div id="chart-tooltip"></div>');
+                                    $('body').append(container);
+                                }
+                                if (tooltip.body) {
+                                    var content = $('<ul>');
+                                    $.each(styles[tooltip.dataPoints[0].index].styleTree, function(style, substyles) {
+                                        var getItem = function(style, substyle) {
+                                            var count = substyleCounts[substyle ? (style + ' - ' + substyle) : style];
+                                            if (count) {
+                                                var term = $('<dt>');
+                                                var value = $('<dd>');
+                                                var item = $('<li>').append($('<dl>').append(term).append(value));
+                                                term.html(substyle || style);
+                                                value.html(count);
+                                                return item;
+                                            }
+                                            return null;
+                                        };
+                                        if (substyles) {
+                                            var sublist = $('<ul>');
+                                            var nonZero = false;
+                                            $.each(substyles, function(id, substyle) {
+                                                var item = getItem(style, substyle);
+                                                if (item) {
+                                                    sublist.append(item);
+                                                    nonZero = true;
+                                                }
+                                            });
+                                            if (nonZero) {
+                                                content.append($('<li>').append(style).append(sublist));
+                                            }
+                                        } else {
+                                            content.append(getItem(style));
+                                        }
+                                    });
+                                    var positionY = this._chart.canvas.offsetTop;
+			                        var positionX = this._chart.canvas.offsetLeft
+                                    container.html(content).show();
+                                    container.css({
+                                        'top': Math.min(
+                                            positionY + tooltip.caretY,
+                                            $('body').height() - container.outerHeight()
+                                        ),
+                                        'left': Math.min(
+                                            positionX + tooltip.caretX,
+                                            $('body').width() - container.outerWidth()
+                                        )
+                                    }).show();
+                                } else {
+                                    container.html('').hide();
+                                }
+                            }
+                        }
+                    }
+                });
+            }
+        });
+        var abvRatingsChart;
+        $('a#abv-ratings-tab').on('shown.bs.tab', function() {
+            if (!abvRatingsChart) {
+                var ctx = $('#abv-ratings-chart')[0].getContext('2d');
+                abvRatingsChart = new Chart.Scatter(ctx, {
+                    data: scatterChartData[0],
+                    options: {
+                        scales: {
+					        yAxes: [{
+						        type: 'logarithmic',
+                            }]
+                        }
+                    }
+
+                });
+            }
+        });
+        var abvAverageChart;
+        $('a#abv-average-tab').on('shown.bs.tab', function() {
+            if (!abvAverageChart) {
+                var ctx = $('#abv-average-chart')[0].getContext('2d');
+                abvAverageChart = new Chart.Scatter(ctx, {
+                    data: scatterChartData[1]
+                });
+            }
+        });
+        var ratingsAverageChart;
+        $('a#ratings-average-tab').on('shown.bs.tab', function() {
+            if (!ratingsAverageChart) {
+                var ctx = $('#ratings-average-chart')[0].getContext('2d');
+                ratingsAverageChart = new Chart.Scatter(ctx, {
+                    data: scatterChartData[2],
+                    options: {
+                        scales: {
+					        xAxes: [{
+						        type: 'logarithmic',
+                            }]
+                        }
+                    }
+                });
+            }
+        });
+
+        var getFilteredBeers = function(beers) {
+            var dates = $('#date-filter input[name="date"]').val().split(',').map(d => dateMapping[parseInt(d)]);
+            var breweries = $('#brewery-filter input:checked').map(function(i, input) { return input.value; }).toArray();
+            return beers.filter(function(beer) {
+                var added = beer.year + '-' + ('0' + beer.month).slice(-2);
+                return (breweries.indexOf(beer.brewery) > -1)
+                    && (added >= dates[0] && added <= dates[1]);
+            });
+        };
+
+        var updateCharts = function() {
+            var filtered = getFilteredBeers(beers);
+            var bySubstyle = {};
+            for (var style in substyleCounts) {
+                substyleCounts[style] = 0;
+            }
+            for (var beer in filtered) {
+                var style = filtered[beer].style.join(' - ');
+                if (!substyleCounts[style]) {
+                    substyleCounts[style] = 0;
+                }
+                substyleCounts[style]++;
+                if (!bySubstyle[style]) {
+                    bySubstyle[style] = [];
+                }
+                bySubstyle[style].push(filtered[beer]['scatter-data']);
+            }
+            for (var s in styleCounts) {
+                styleCounts[s] = 0;
+                for (var i = 0; i < 3; i++) {
+                    scatterChartData[i].datasets[s].data = [];
+                }
+                for (var ss in styleSubstyles[s]) {
+                    var substyle = styleSubstyles[s][ss];
+                    if (substyleCounts[substyle]) {
+                        styleCounts[s] += substyleCounts[substyle];
+                        for (var i = 0; i < 3; i++) {
+                            scatterChartData[i].datasets[s].data = scatterChartData[i].datasets[s].data.concat(bySubstyle[substyle].map(d => d[i]));
+                        }
+                    }
+                }
+            }
+            if (stylesChart) {
+                stylesChart.update();
+            }
+            if (abvRatingsChart) {
+                abvRatingsChart.update();
+            }
+            if (abvAverageChart) {
+                abvAverageChart.update();
+            }
+            if (ratingsAverageChart) {
+                ratingsAverageChart.update();
+            }
+        };
+
+        var changeTimeout = null;
+        $('#date-filter, #brewery-filter').find('input').change(function() {
+            clearTimeout(changeTimeout);
+            changeTimeout = setTimeout(updateCharts, 500);
+        });
+
+        $('a#styles-tab').trigger('shown.bs.tab');
+        updateCharts();
+    });
+
+    $('#tab-menu a').on('click', function (e) {
+        e.preventDefault()
+        $(this).tab('show')
+    })
+});
-- 
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