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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 | 3x 3x 3x 3x 3x 3x 3x 7x 7x 7x 7x 55x 39x 39x 39x 39x 39x 10x 29x 7x 1x 6x 6x 27x 27x 27x 38x 6x 6x 6x 6x 6x 27x 24x 3x 3x 6x 1x 6x 6x 29x 44x 44x 37x 37x 7x 1x 36x 13x 23x 23x 79x 23x | import { CodeMapNode } from "../../../codeCharta.model"
import { hierarchy } from "d3-hierarchy"
import { HSL } from "../../../util/color/hsl"
import { isLeaf } from "../../../util/codeMapHelper"
export interface MetricDistribution {
fileExtension: string
absoluteMetricValue: number
relativeMetricValue: number
color: string
}
export class FileExtensionCalculator {
private static readonly NO_EXTENSION = "None"
private static readonly OTHER_EXTENSION = "other"
private static OTHER_GROUP_THRESHOLD_VALUE = 3
static getMetricDistribution(map: CodeMapNode, metric: string): MetricDistribution[] {
Iif (!map) {
return []
}
const distributions: Map<string, MetricDistribution> = new Map()
let sumOfAllMetricValues = 0
for (const node of hierarchy(map)) {
if (isLeaf(node) && !node.data.isExcluded) {
const metricValue = node.data.attributes[metric]
const fileExtension = FileExtensionCalculator.estimateFileExtension(node.data.name)
const matchingFileExtensionObject = distributions.get(fileExtension)
sumOfAllMetricValues += metricValue
if (matchingFileExtensionObject) {
matchingFileExtensionObject.absoluteMetricValue += metricValue
} else {
distributions.set(fileExtension, FileExtensionCalculator.getDistributionObject(fileExtension, metricValue))
}
}
}
if (sumOfAllMetricValues === 0) {
return [FileExtensionCalculator.getNoneExtension()]
}
let metrics = []
for (const distribution of distributions.values()) {
if (distribution.absoluteMetricValue !== 0) {
distribution.relativeMetricValue = (distribution.absoluteMetricValue * 100) / sumOfAllMetricValues
metrics.push(distribution)
}
}
metrics.sort((a, b) => b.absoluteMetricValue - a.absoluteMetricValue)
metrics = FileExtensionCalculator.getMetricDistributionWithOthers(metrics)
return metrics.length > 0 ? metrics : [FileExtensionCalculator.getNoneExtension()]
}
private static getMetricDistributionWithOthers(distribution: MetricDistribution[]) {
const otherExtension = FileExtensionCalculator.getOtherExtension()
const visibleDistributions: MetricDistribution[] = []
for (const metric of distribution) {
if (metric.relativeMetricValue > FileExtensionCalculator.OTHER_GROUP_THRESHOLD_VALUE) {
visibleDistributions.push(metric)
} else {
otherExtension.absoluteMetricValue += metric.absoluteMetricValue
otherExtension.relativeMetricValue += metric.relativeMetricValue
}
}
if (otherExtension.relativeMetricValue > 0) {
visibleDistributions.push(otherExtension)
}
return visibleDistributions
}
private static getOtherExtension(): MetricDistribution {
return {
fileExtension: FileExtensionCalculator.OTHER_EXTENSION,
absoluteMetricValue: 0,
relativeMetricValue: 0,
color: FileExtensionCalculator.getColor(FileExtensionCalculator.OTHER_EXTENSION)
}
}
private static getDistributionObject(fileExtension: string, metricValue: number): MetricDistribution {
return {
fileExtension,
absoluteMetricValue: metricValue,
relativeMetricValue: 0,
color: FileExtensionCalculator.getColor(fileExtension)
}
}
static estimateFileExtension(fileName: string) {
const lastDotPosition = fileName.lastIndexOf(".")
if (lastDotPosition > 0 && lastDotPosition !== fileName.length) {
const extension = fileName.slice(lastDotPosition + 1)
return extension.toLowerCase()
}
return FileExtensionCalculator.NO_EXTENSION
}
private static getNoneExtension(): MetricDistribution {
return {
fileExtension: FileExtensionCalculator.NO_EXTENSION,
absoluteMetricValue: null,
relativeMetricValue: 100,
color: FileExtensionCalculator.getColor(FileExtensionCalculator.NO_EXTENSION)
}
}
private static getColor(fileExtension: string): string {
if (fileExtension === FileExtensionCalculator.NO_EXTENSION || fileExtension === FileExtensionCalculator.OTHER_EXTENSION) {
return "#676867"
}
let hash = 0
for (let index = 0; index < fileExtension.length; index++) {
hash = fileExtension.codePointAt(index) + ((hash << 5) - hash)
}
return new HSL(hash % 360, 60, 50).toString()
}
}
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