57 lines
1.4 KiB
TypeScript
57 lines
1.4 KiB
TypeScript
import { debounce } from './utils'
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declare global {
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interface Window { _paq: any; }
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}
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function push(args: ['trackPageView']): void
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function push(args: ['trackEvent']): void
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function push(args: ['trackEvent', string, string]): void
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function push(args: ['trackEvent', string, string, string]): void
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function push(args: ['trackEvent', string, string, string, string, string]): void
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function push(args: ['trackEvent', string, string, string, number]): void
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function push() {}
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type PushType = typeof push
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export default class Tracker {
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push: PushType
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unlistenFromHistory: () => void
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previousPath: string
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constructor(pushFunction: PushType = args => window._paq.push(args)) {
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if (typeof window !== 'undefined') window._paq = window._paq || []
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this.push = debounce(200, pushFunction) as PushType
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}
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connectToHistory(history) {
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this.unlistenFromHistory = history.listen(loc => {
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this.track(loc)
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})
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return history
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}
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disconnectFromHistory() {
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if (this.unlistenFromHistory) {
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this.unlistenFromHistory()
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return true
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}
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return false
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}
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track(loc: Location) {
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const currentPath = loc.pathname + loc.search
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if (this.previousPath === currentPath) {
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return
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}
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this.push(['trackPageView'])
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this.previousPath = currentPath
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}
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}
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export const devTracker = new Tracker(
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(console?.log?.bind(console)) ?? (() => {}) // eslint-disable-line no-console
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)
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