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chart_controller.js
454 lines
| 1 | import {Controller} from "@hotwired/stimulus" |
| 2 | import corsairPlugin from '../chart_plugins/corsair_plugin' |
| 3 | import {Chart, registerables} from 'chart.js' |
| 4 | import color from 'color' |
| 5 | import {isDarkMode} from "../utils/appearance"; |
| 6 | |
| 7 | Chart.register(...registerables); |
| 8 | |
| 9 | export default class extends Controller { |
| 10 | static targets = ['canvas', 'primaryMetricSelect', 'secondaryMetricSelect', 'adaptiveWidthSelect']; |
| 11 | |
| 12 | static values = { |
| 13 | labels: Array, |
| 14 | data: Object, |
| 15 | locale: String, |
| 16 | currency: { |
| 17 | type: String, |
| 18 | default: 'USD' |
| 19 | }, |
| 20 | isPreview: { |
| 21 | type: Boolean, |
| 22 | default: false, |
| 23 | }, |
| 24 | disableDarkMode: { |
| 25 | type: Boolean, |
| 26 | default: false, |
| 27 | }, |
| 28 | primaryChartMetricId: String, |
| 29 | primaryChartMetricName: String, |
| 30 | secondaryChartMetricId: String, |
| 31 | secondaryChartMetricName: String, |
| 32 | hasMultipleDatasets: Number |
| 33 | } |
| 34 | |
| 35 | metricGroups = [{ |
| 36 | metrics: ['views', 'visitors', 'sessions'], |
| 37 | format: 'int' |
| 38 | }, { |
| 39 | metrics: ['clicks'], |
| 40 | format: 'int' |
| 41 | }, { |
| 42 | metrics: ['average_session_duration'], |
| 43 | format: 'time' |
| 44 | }, { |
| 45 | metrics: ['bounce_rate'], |
| 46 | format: 'percent' |
| 47 | }, { |
| 48 | metrics: ['views_per_session'], |
| 49 | format: 'float' |
| 50 | }, { |
| 51 | metrics: ['wc_orders', 'wc_refunds'], |
| 52 | format: 'int' |
| 53 | }, { |
| 54 | metrics: ['wc_gross_sales', 'wc_refunded_amount', 'wc_net_sales'], |
| 55 | format: 'whole_currency' |
| 56 | }, { |
| 57 | metrics: ['wc_conversion_rate'], |
| 58 | format: 'percent' |
| 59 | }, { |
| 60 | metrics: ['wc_earnings_per_visitor'], |
| 61 | format: 'currency' |
| 62 | }, { |
| 63 | metrics: ['wc_average_order_volume'], |
| 64 | format: 'whole_currency' |
| 65 | }, { |
| 66 | metrics: ['form_submissions'], |
| 67 | prefix_to_include: 'form_submissions_for_', |
| 68 | format: 'int' |
| 69 | }, { |
| 70 | metrics: ['form_conversion_rate'], |
| 71 | prefix_to_include: 'form_conversion_rate_for_', |
| 72 | format: 'percent' |
| 73 | }] |
| 74 | |
| 75 | |
| 76 | connect() { |
| 77 | if (!this.isPreviewValue) { |
| 78 | this.updateMetricSelectWidth(this.primaryMetricSelectTarget) |
| 79 | // Only show the secondary metric select if there is a second metric to select |
| 80 | if (this.hasMultipleDatasetsValue === 1) { |
| 81 | this.updateMetricSelectWidth(this.secondaryMetricSelectTarget) |
| 82 | } |
| 83 | } |
| 84 | this.createChart() |
| 85 | this.updateChart() |
| 86 | } |
| 87 | |
| 88 | disconnect() { |
| 89 | if(this.chart) { |
| 90 | this.chart.destroy() |
| 91 | this.chart = null |
| 92 | } |
| 93 | } |
| 94 | |
| 95 | getLocale() { |
| 96 | // Validate the locale |
| 97 | try { |
| 98 | new Intl.NumberFormat(this.localeValue) |
| 99 | |
| 100 | return this.localeValue |
| 101 | } catch (e) { |
| 102 | return 'en-US' |
| 103 | } |
| 104 | } |
| 105 | |
| 106 | hasSecondaryMetric() { |
| 107 | return this.hasSecondaryChartMetricIdValue && this.secondaryChartMetricIdValue && this.secondaryChartMetricIdValue !== 'no_comparison' |
| 108 | } |
| 109 | |
| 110 | tooltipTitle(tooltip) { |
| 111 | const label = JSON.parse(tooltip[0].label) |
| 112 | |
| 113 | return label.tooltipLabel |
| 114 | } |
| 115 | |
| 116 | getGroupByMetricId(metricId) { |
| 117 | return this.metricGroups.find(group => { |
| 118 | return group.metrics.includes(metricId) || (group.prefix_to_include && metricId.startsWith(group.prefix_to_include)) |
| 119 | }) |
| 120 | } |
| 121 | |
| 122 | formatValueForMetric(metricId, value) { |
| 123 | const group = this.getGroupByMetricId(metricId) |
| 124 | |
| 125 | switch (group.format) { |
| 126 | case 'whole_currency': |
| 127 | return new Intl.NumberFormat(this.localeValue, { |
| 128 | style: 'currency', |
| 129 | currency: this.currencyValue, |
| 130 | currencyDisplay: 'narrowSymbol', |
| 131 | minimumFractionDigits: 0, |
| 132 | maximumFractionDigits: 0, |
| 133 | }).format(value / 100); |
| 134 | case 'currency': |
| 135 | return new Intl.NumberFormat(this.localeValue, { |
| 136 | style: 'currency', |
| 137 | currency: this.currencyValue, |
| 138 | currencyDisplay: 'narrowSymbol', |
| 139 | minimumFractionDigits: 2, |
| 140 | maximumFractionDigits: 2, |
| 141 | }).format(value / 100); |
| 142 | case 'percent': |
| 143 | return new Intl.NumberFormat(this.localeValue, { |
| 144 | style: 'percent', |
| 145 | maximumFractionDigits: 2, |
| 146 | }).format(value / 100); |
| 147 | case 'time': |
| 148 | const minutes = Math.floor(value / 60); |
| 149 | const seconds = value % 60 |
| 150 | |
| 151 | return minutes.toString().padStart(2, '0') + ':' + seconds.toString().padStart(2, '0'); |
| 152 | case 'int': |
| 153 | return new Intl.NumberFormat(this.localeValue, { |
| 154 | maximumFractionDigits: 0 |
| 155 | }).format(value); |
| 156 | case 'float': |
| 157 | return new Intl.NumberFormat(this.localeValue, { |
| 158 | maximumFractionDigits: 2 |
| 159 | }).format(value); |
| 160 | default: |
| 161 | return value |
| 162 | } |
| 163 | } |
| 164 | |
| 165 | tooltipLabel = (tooltip) => { |
| 166 | if (typeof tooltip.dataset.tooltipLabel === 'function') { |
| 167 | return tooltip.dataset.tooltipLabel(tooltip) |
| 168 | } |
| 169 | |
| 170 | return tooltip.dataset.label + ': ' + this.formatValueForMetric(tooltip.dataset.id, tooltip.raw) |
| 171 | } |
| 172 | |
| 173 | tickText(value) { |
| 174 | const label = JSON.parse(this.getLabelForValue(value)) |
| 175 | |
| 176 | return label.tick |
| 177 | } |
| 178 | |
| 179 | /** |
| 180 | * This works because we have a separate hidden select with a single option. When we set the newly |
| 181 | * selected option as it's only option, we can see exactly how long the select needs to be |
| 182 | */ |
| 183 | updateMetricSelectWidth(element) { |
| 184 | const option = element.options[element.selectedIndex] |
| 185 | |
| 186 | this.adaptiveWidthSelectTarget[0].innerHTML = option.innerText |
| 187 | element.style.width = this.adaptiveWidthSelectTarget.getBoundingClientRect().width + 'px' |
| 188 | element.parentElement.classList.add('visible'); |
| 189 | } |
| 190 | |
| 191 | hasSharedAxis(metricId, otherMetricId) { |
| 192 | const group = this.getGroupByMetricId(metricId) |
| 193 | const otherGroup = this.getGroupByMetricId(otherMetricId) |
| 194 | |
| 195 | return JSON.stringify(group) === JSON.stringify(otherGroup) |
| 196 | } |
| 197 | |
| 198 | |
| 199 | changePrimaryMetric(e) { |
| 200 | const element = e.target |
| 201 | this.primaryChartMetricIdValue = element.value |
| 202 | this.primaryChartMetricNameValue = element.options[element.selectedIndex].innerText |
| 203 | this.updateMetricSelectWidth(element) |
| 204 | this.updateChart() |
| 205 | |
| 206 | Array.from(this.secondaryMetricSelectTarget.querySelectorAll('option')).forEach((option) => { |
| 207 | option.toggleAttribute('disabled', option.value === element.value) |
| 208 | }) |
| 209 | |
| 210 | document.dispatchEvent( |
| 211 | new CustomEvent('iawp:changePrimaryChartMetric', { |
| 212 | detail: { |
| 213 | primaryChartMetricId: element.value |
| 214 | } |
| 215 | }) |
| 216 | ) |
| 217 | } |
| 218 | |
| 219 | changeSecondaryMetric(e) { |
| 220 | const element = e.target |
| 221 | const hasSelectedSecondaryMetric = element.value !== '' |
| 222 | |
| 223 | if (hasSelectedSecondaryMetric) { |
| 224 | this.secondaryChartMetricIdValue = element.value |
| 225 | this.secondaryChartMetricNameValue = element.options[element.selectedIndex].innerText |
| 226 | } else { |
| 227 | this.secondaryChartMetricIdValue = '' |
| 228 | this.secondaryChartMetricNameValue = '' |
| 229 | } |
| 230 | |
| 231 | this.updateMetricSelectWidth(element) |
| 232 | this.updateChart() |
| 233 | |
| 234 | Array.from(this.primaryMetricSelectTarget.querySelectorAll('option')).forEach((option) => { |
| 235 | option.toggleAttribute('disabled', option.value === element.value) |
| 236 | }) |
| 237 | |
| 238 | document.dispatchEvent( |
| 239 | new CustomEvent('iawp:changeSecondaryChartMetric', { |
| 240 | detail: { |
| 241 | secondaryChartMetricId: hasSelectedSecondaryMetric ? element.value : null |
| 242 | } |
| 243 | }) |
| 244 | ) |
| 245 | } |
| 246 | |
| 247 | updateChart() { |
| 248 | const primaryDataset = this.chart.data.datasets[0] |
| 249 | |
| 250 | primaryDataset.id = this.primaryChartMetricIdValue |
| 251 | primaryDataset.data = this.dataValue[this.primaryChartMetricIdValue] |
| 252 | primaryDataset.label = this.primaryChartMetricNameValue |
| 253 | |
| 254 | const isEmptyPrimaryDataset = primaryDataset.data.every((value) => value === 0) |
| 255 | this.chart.options.scales['y'].suggestedMax = isEmptyPrimaryDataset ? 10 : null |
| 256 | this.chart.options.scales['y'].beginAtZero = primaryDataset.id !== 'bounce_rate' |
| 257 | |
| 258 | // Always start by removing the secondary dataset |
| 259 | if (this.chart.data.datasets.length > 1) { |
| 260 | this.chart.data.datasets.pop() |
| 261 | } |
| 262 | |
| 263 | if (this.hasSecondaryMetric()) { |
| 264 | const id = this.secondaryChartMetricIdValue |
| 265 | const name = this.secondaryChartMetricNameValue |
| 266 | const data = this.dataValue[id] |
| 267 | const axisId = this.hasSharedAxis(this.primaryChartMetricIdValue, id) ? 'y' : 'defaultRight' |
| 268 | |
| 269 | this.chart.data.datasets.push( |
| 270 | this.makeDataset(id, name, data, axisId, 'rgba(246,157,10)') |
| 271 | ) |
| 272 | |
| 273 | const isEmptySecondaryDataset = data.every((value) => value === 0) |
| 274 | this.chart.options.scales['defaultRight'].suggestedMax = isEmptySecondaryDataset ? 10 : null |
| 275 | this.chart.options.scales['defaultRight'].beginAtZero = id !== 'bounce_rate' |
| 276 | } |
| 277 | |
| 278 | this.chart.update(); |
| 279 | } |
| 280 | |
| 281 | makeDataset(id, name, data, axisId, colorValue, isPrimary = false) { |
| 282 | const accentColor = color(colorValue) |
| 283 | |
| 284 | return { |
| 285 | id: id, |
| 286 | label: name, |
| 287 | data: data, |
| 288 | borderColor: accentColor.string(), |
| 289 | backgroundColor: accentColor.alpha(.1).string(), |
| 290 | pointBackgroundColor: accentColor.string(), |
| 291 | tension: 0.4, |
| 292 | yAxisID: axisId, |
| 293 | fill: true, |
| 294 | order: isPrimary ? 1 : 0, // Stack orange on top of purple |
| 295 | } |
| 296 | } |
| 297 | |
| 298 | shouldUseDarkMode() { |
| 299 | return isDarkMode() && !this.disableDarkModeValue |
| 300 | } |
| 301 | |
| 302 | createChart() { |
| 303 | Chart.defaults.font.family = '-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol"'; |
| 304 | const labels = this.labelsValue |
| 305 | |
| 306 | const primaryMetricDataset = this.makeDataset( |
| 307 | this.primaryChartMetricIdValue, |
| 308 | this.primaryChartMetricNameValue, |
| 309 | this.dataValue[this.primaryChartMetricIdValue], |
| 310 | 'y', |
| 311 | 'rgba(108,70,174)', |
| 312 | true |
| 313 | ) |
| 314 | |
| 315 | const data = { |
| 316 | labels: labels, |
| 317 | datasets: ([ |
| 318 | primaryMetricDataset |
| 319 | ]).filter((dataset) => dataset !== null) |
| 320 | }; |
| 321 | |
| 322 | const options = { |
| 323 | locale: this.getLocale(), |
| 324 | maintainAspectRatio: this.isPreviewValue ? false : true, |
| 325 | aspectRatio: 3, |
| 326 | onResize(chart, { width }) { |
| 327 | if(document.documentElement.clientWidth <= 782 && chart.options.aspectRatio === 3) { |
| 328 | chart.options.aspectRatio = 1.5 |
| 329 | chart.update() |
| 330 | } else if(document.documentElement.clientWidth > 782 && chart.options.aspectRatio === 1.5) { |
| 331 | chart.options.aspectRatio = 3 |
| 332 | chart.update() |
| 333 | } |
| 334 | }, |
| 335 | interaction: { |
| 336 | intersect: false, |
| 337 | mode: 'index' |
| 338 | }, |
| 339 | scales: { |
| 340 | y: { |
| 341 | grid: { |
| 342 | color: this.shouldUseDarkMode() ? '#676173' : '#DEDAE6', |
| 343 | borderColor: '#DEDAE6', |
| 344 | tickColor: '#DEDAE6', |
| 345 | display: true, |
| 346 | drawOnChartArea: true, |
| 347 | borderDash: [2, 4] |
| 348 | }, |
| 349 | beginAtZero: true, |
| 350 | suggestedMax: null, |
| 351 | ticks: { |
| 352 | color: this.shouldUseDarkMode() ? '#ffffff' : '#6D6A73', |
| 353 | font: { |
| 354 | size: 14, |
| 355 | weight: 400, |
| 356 | }, |
| 357 | precision: 0, |
| 358 | callback: (value, index, values) => { |
| 359 | return this.formatValueForMetric(this.primaryChartMetricIdValue, value) |
| 360 | }, |
| 361 | }, |
| 362 | }, |
| 363 | defaultRight: { |
| 364 | position: 'right', |
| 365 | display: 'auto', |
| 366 | grid: { |
| 367 | color: this.shouldUseDarkMode() ? '#9a95a6' : '#DEDAE6', |
| 368 | borderColor: '#DEDAE6', |
| 369 | tickColor: '#DEDAE6', |
| 370 | display: true, |
| 371 | drawOnChartArea: false, |
| 372 | borderDash: [2, 4] |
| 373 | }, |
| 374 | beginAtZero: true, |
| 375 | suggestedMax: null, |
| 376 | ticks: { |
| 377 | color: this.shouldUseDarkMode() ? '#ffffff' : '#6D6A73', |
| 378 | font: { |
| 379 | size: 14, |
| 380 | weight: 400, |
| 381 | }, |
| 382 | precision: 0, |
| 383 | callback: (value, index, values) => { |
| 384 | if (this.hasSecondaryMetric()) { |
| 385 | return this.formatValueForMetric(this.secondaryChartMetricIdValue, value) |
| 386 | } else { |
| 387 | return value |
| 388 | } |
| 389 | }, |
| 390 | }, |
| 391 | }, |
| 392 | x: { |
| 393 | grid: { |
| 394 | borderColor: '#DEDAE6', |
| 395 | tickColor: '#DEDAE6', |
| 396 | display: true, |
| 397 | drawOnChartArea: false, |
| 398 | }, |
| 399 | ticks: { |
| 400 | color: this.shouldUseDarkMode() ? '#ffffff' : '#6D6A73', |
| 401 | autoSkip: true, |
| 402 | autoSkipPadding: 16, |
| 403 | maxRotation: 0, |
| 404 | // maxTicksLimit: 20, |
| 405 | font: { |
| 406 | size: 14, |
| 407 | weight: 400 |
| 408 | }, |
| 409 | callback: this.tickText |
| 410 | }, |
| 411 | }, |
| 412 | }, |
| 413 | plugins: { |
| 414 | mode: String, // 'light' or 'dark' |
| 415 | legend: { |
| 416 | display: false |
| 417 | }, |
| 418 | corsair: { |
| 419 | dash: [2, 4], |
| 420 | color: '#777', |
| 421 | width: 1 |
| 422 | }, |
| 423 | tooltip: { |
| 424 | itemSort: (a, b) => { |
| 425 | return a.datasetIndex < b.datasetIndex ? -1 : 1 |
| 426 | }, |
| 427 | callbacks: { |
| 428 | title: this.tooltipTitle, |
| 429 | label: this.tooltipLabel, |
| 430 | } |
| 431 | } |
| 432 | }, |
| 433 | elements: { |
| 434 | point: { |
| 435 | radius: 4 |
| 436 | } |
| 437 | } |
| 438 | } |
| 439 | |
| 440 | const config = { |
| 441 | type: 'line', |
| 442 | data: data, |
| 443 | options: options, |
| 444 | plugins: [ |
| 445 | corsairPlugin |
| 446 | |
| 447 | ], |
| 448 | }; |
| 449 | |
| 450 | if(!this.chart) { |
| 451 | this.chart = new Chart(this.canvasTarget, config); |
| 452 | } |
| 453 | } |
| 454 | } |