Ghost/ghost/admin/app/components/dashboard/charts/paid-breakdown.js
Simon Backx 8502ebb96a Moving over the new Dashboard to replace the old (#2389)
refs: https://github.com/TryGhost/Team/issues/1631

Co-authored-by: James Morris <moreofmorris@users.noreply.github.com>
2022-05-17 09:34:34 +02:00

345 lines
12 KiB
JavaScript

/* globals Chart */
import Component from '@glimmer/component';
import moment from 'moment';
import {action} from '@ember/object';
import {inject as service} from '@ember/service';
const DATE_FORMAT = 'D MMM, YYYY';
// Custom ChartJS rounded rectangle
Chart.elements.RoundedRectangle = Chart.elements.Rectangle.extend({
draw: function () {
var ctx = this._chart.ctx;
var vm = this._view;
var left, right, top, bottom, borderSkipped, radius;
// If radius is less than 0 or is large enough to cause drawing errors a max
// radius is imposed. If cornerRadius is not defined set it to 0.
var cornerRadius = this._chart.config.options.cornerRadius;
var fullCornerRadius = this._chart.config.options.fullCornerRadius;
var stackedRounded = this._chart.config.options.stackedRounded;
if (cornerRadius < 0) {
cornerRadius = 0;
}
if (typeof cornerRadius === 'undefined') {
cornerRadius = 0;
}
if (typeof fullCornerRadius === 'undefined') {
fullCornerRadius = true;
}
if (typeof stackedRounded === 'undefined') {
stackedRounded = false;
}
left = vm.x - vm.width / 2;
right = vm.x + vm.width / 2;
top = vm.y;
bottom = vm.base;
borderSkipped = vm.borderSkipped || 'bottom';
ctx.beginPath();
ctx.fillStyle = vm.backgroundColor;
ctx.strokeStyle = vm.borderColor;
// Corner points, from bottom-left to bottom-right clockwise
// | 1 2 |
// | 0 3 |
var corners = [
[left, bottom],
[left, top],
[right, top],
[right, bottom]
];
// Find first (starting) corner with fallback to 'bottom'
var borders = ['bottom', 'left', 'top', 'right'];
var startCorner = borders.indexOf(borderSkipped, 0);
if (startCorner === -1) {
startCorner = 0;
}
function cornerAt(index) {
return corners[(startCorner + index) % 4];
}
// Draw rectangle from 'startCorner'
var corner = cornerAt(0);
ctx.moveTo(corner[0], corner[1]);
var nextCornerId, width, height, x, y;
for (var i = 1; i < 4; i++) {
corner = cornerAt(i);
nextCornerId = i + 1;
if (nextCornerId === 4) {
nextCornerId = 0;
}
width = corners[2][0] - corners[1][0];
height = corners[0][1] - corners[1][1];
x = corners[1][0];
y = corners[1][1];
radius = cornerRadius;
// Fix radius being too large
if (radius > Math.abs(height) / 2) {
radius = Math.floor(Math.abs(height) / 2);
}
if (radius > Math.abs(width) / 2) {
radius = Math.floor(Math.abs(width) / 2);
}
var xTL, xTR, yTL, yTR, xBL, xBR, yBL, yBR;
if (height < 0) {
// Negative values in a standard bar chart
xTL = x;
xTR = x + width;
yTL = y + height;
yTR = y + height;
xBL = x;
xBR = x + width;
yBL = y;
yBR = y;
// Draw
ctx.moveTo(xBL + radius, yBL);
ctx.lineTo(xBR - radius, yBR);
// bottom right
ctx.quadraticCurveTo(xBR, yBR, xBR, yBR - radius);
ctx.lineTo(xTR, yTR + radius);
// top right
ctx.lineTo(xTR, yTR, xTR - radius, yTR);
ctx.lineTo(xTL + radius, yTL);
// top left
ctx.lineTo(xTL, yTL, xTL, yTL + radius);
ctx.lineTo(xBL, yBL - radius);
// bottom left
ctx.quadraticCurveTo(xBL, yBL, xBL + radius, yBL);
} else {
// Positive values in a standard bar chart
ctx.moveTo(x + radius, y);
ctx.lineTo(x + width - radius, y);
// top right
ctx.quadraticCurveTo(x + width, y, x + width, y + radius);
ctx.lineTo(x + width, y + height - radius);
// bottom right
ctx.lineTo(x + width, y + height, x + width - radius, y + height);
ctx.lineTo(x + radius, y + height);
ctx.lineTo(x, y + height, x, y + height - radius);
ctx.lineTo(x, y + radius);
// top left
ctx.quadraticCurveTo(x, y, x + radius, y);
}
}
ctx.fill();
}
});
Chart.defaults.hoverBar = Chart.defaults.bar;
Chart.controllers.hoverBar = Chart.controllers.bar.extend({
draw: function (ease) {
Chart.controllers.bar.prototype.draw.call(this, ease);
var ctx = this.chart.ctx;
if (this.chart.tooltip._active && this.chart.tooltip._active.length) {
let activePoint = this.chart.tooltip._active[0],
x = activePoint.tooltipPosition().x,
topY = this.chart.legend.bottom,
bottomY = this.chart.chartArea.bottom;
// draw line
ctx.save();
ctx.beginPath();
ctx.moveTo(x, topY);
ctx.lineTo(x, bottomY);
ctx.setLineDash([3, 4]);
ctx.lineWidth = 1;
ctx.strokeStyle = '#7C8B9A';
ctx.stroke();
ctx.restore();
}
},
dataElementType: Chart.elements.RoundedRectangle
});
export default class PaidBreakdown extends Component {
@service dashboardStats;
@service feature;
@action
loadCharts() {
this.dashboardStats.loadSubscriptionCountStats();
}
get loading() {
return this.dashboardStats.subscriptionCountStats === null;
}
get chartTitle() {
return 'Paid subscribers';
}
get chartType() {
return 'hoverBar';
}
get chartData() {
const stats = this.dashboardStats.filledSubscriptionCountStats;
const labels = stats.map(stat => stat.date);
const newData = stats.map(stat => stat.positiveDelta);
const canceledData = stats.map(stat => -stat.negativeDelta);
let barThickness = 5;
if (newData.length >= 30 + 1 && newData.length < 90) {
barThickness = 3.5;
} else if (newData.length >= 90) {
barThickness = 1.5;
}
return {
labels: labels,
datasets: [
{
data: newData,
backgroundColor: '#8E42FF',
cubicInterpolationMode: 'monotone',
barThickness: barThickness,
minBarLength: 3
}, {
data: canceledData,
backgroundColor: '#FB76B4',
cubicInterpolationMode: 'monotone',
barThickness: barThickness,
minBarLength: 3
}]
};
}
get chartOptions() {
const barColor = this.feature.nightShift ? 'rgba(200, 204, 217, 0.25)' : 'rgba(200, 204, 217, 0.65)';
return {
responsive: true,
cornerRadius: 50,
fullCornerRadius: false,
maintainAspectRatio: false,
title: {
display: false
},
legend: {
display: false
},
layout: {
padding: {
top: 4,
bottom: 0,
left: 0,
right: 0
}
},
hover: {
onHover: function (e) {
e.target.style.cursor = 'pointer';
}
},
animation: false,
responsiveAnimationDuration: 1,
tooltips: {
enabled: false,
intersect: false,
mode: 'index',
custom: function (tooltip) {
// get tooltip element
const tooltipEl = document.getElementById('gh-dashboard-breakdown-tooltip');
const chartContainerEl = tooltipEl.parentElement;
const chartWidth = chartContainerEl.offsetWidth;
const tooltipWidth = tooltipEl.offsetWidth;
// only show tooltip when active
if (tooltip.opacity === 0) {
tooltipEl.style.display = 'none';
tooltipEl.style.opacity = 0;
return;
}
let offsetX = 0;
if (tooltip.x > chartWidth - tooltipWidth) {
offsetX = tooltipWidth - 10;
}
// update tooltip styles
tooltipEl.style.display = 'block';
tooltipEl.style.opacity = 1;
tooltipEl.style.position = 'absolute';
tooltipEl.style.left = tooltip.x - offsetX + 'px';
tooltipEl.style.top = '70px';
},
callbacks: {
label: (tooltipItems, data) => {
// new data
let newValue = parseInt(data.datasets[0].data[tooltipItems.index].toString().replace(/\B(?=(\d{3})+(?!\d))/g, ','));
document.querySelector('#gh-dashboard-breakdown-tooltip .gh-dashboard-tooltip-value-1 .value').innerHTML = `${newValue}`;
// canceld data
let canceledValue = Math.abs(parseInt(data.datasets[1].data[tooltipItems.index].toString().replace(/\B(?=(\d{3})+(?!\d))/g, ',')));
document.querySelector('#gh-dashboard-breakdown-tooltip .gh-dashboard-tooltip-value-2 .value').innerHTML = `${canceledValue}`;
},
title: (tooltipItems) => {
const value = moment(tooltipItems[0].xLabel).format(DATE_FORMAT);
document.querySelector('#gh-dashboard-breakdown-tooltip .gh-dashboard-tooltip-label').innerHTML = value;
}
}
},
scales: {
yAxes: [{
offset: false,
gridLines: {
drawTicks: false,
display: true,
drawBorder: false,
color: 'rgba(255, 255, 255, 0.1)',
lineWidth: 0,
zeroLineColor: barColor,
zeroLineWidth: 1
},
ticks: {
display: false,
fontColor: '#7C8B9A',
padding: 8,
precision: 0
}
}],
xAxes: [{
offset: true,
stacked: true,
gridLines: {
color: barColor,
borderDash: [4,4],
display: false,
drawBorder: false,
drawTicks: false,
zeroLineWidth: 1,
zeroLineColor: barColor,
zeroLineBorderDash: [4,4]
},
ticks: {
display: false
}
}]
}
};
}
}