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Make page context resilient to quick navigation changes (#852)
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,5 @@ | ||
| --- | ||
| '@segment/analytics-core': patch | ||
| --- | ||
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| Tighten isPlainObject type guard |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,6 @@ | ||
| --- | ||
| '@segment/analytics-next': minor | ||
| --- | ||
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| - Capture page context information faster, so context.campaign and context.page are more resilient to quick navigation changes. | ||
| - Parse UTM params into context.campaign if users pass an object to a page call. |
233 changes: 233 additions & 0 deletions
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examples/standalone-playground/pages/index-buffered-page-ctx.html
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,233 @@ | ||
| <html> | ||
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| <head> | ||
| <style> | ||
| body { | ||
| font-family: monospace; | ||
| } | ||
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| #event { | ||
| margin: 2em 0; | ||
| min-height: 200px; | ||
| min-width: 700px; | ||
| } | ||
| </style> | ||
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| <form method="get"> | ||
| <input type="text" name="writeKey" placeholder="Writekey" /> | ||
| <button>Load</button> | ||
| </form> | ||
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| <button id="reset">Rerun Test (Reset Params + Reload)</button> | ||
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| <script> | ||
| const { searchParams } = new URL(document.location); | ||
| const writeKey = searchParams.get("writeKey"); | ||
| document.querySelector("input").value = writeKey; | ||
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| // add random QPs for testing bug | ||
| const addRandomQp = () => { | ||
| const url = new URL(window.location.href); | ||
| const id = Math.round(Math.random() * 10000); | ||
| url.searchParams.set("id", id); | ||
| url.searchParams.set("utm_source", `source-${id}`); | ||
| url.searchParams.set("utm_campaign", `campaign-${id}`); | ||
| window.history.replaceState(null, "", url); | ||
| } | ||
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| // reset added QP | ||
| document.getElementById('reset').addEventListener('click', () => { | ||
| let url = location.origin + location.pathname | ||
| const params = new URLSearchParams(location.search); | ||
| const wk = params.get('writeKey') | ||
| if (wk) { | ||
| url += `?writeKey=${wk}` | ||
| } | ||
| window.history.replaceState(null, "", url); | ||
| window.location.reload() | ||
| }) | ||
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| document.addEventListener('DOMContentLoaded', () => addRandomQp()) | ||
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| if (writeKey) { | ||
| console.profile('snippet') | ||
| console.time('snippet') | ||
| !(function () { | ||
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| var analytics = (window.analytics = window.analytics || []) | ||
| if (!analytics.initialize) | ||
| if (analytics.invoked) | ||
| window.console && | ||
| console.error && | ||
| console.error('Segment snippet included twice.') | ||
| else { | ||
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| analytics.invoked = !0 | ||
| analytics.methods = [ | ||
| 'screen', | ||
| 'register', | ||
| 'deregister', | ||
| 'trackSubmit', | ||
| 'trackClick', | ||
| 'trackLink', | ||
| 'trackForm', | ||
| 'pageview', | ||
| 'identify', | ||
| 'reset', | ||
| 'group', | ||
| 'track', | ||
| 'ready', | ||
| 'alias', | ||
| 'debug', | ||
| 'page', | ||
| 'once', | ||
| 'off', | ||
| 'on', | ||
| 'addSourceMiddleware', | ||
| 'addIntegrationMiddleware', | ||
| 'setAnonymousId', | ||
| 'addDestinationMiddleware', | ||
| ] | ||
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| analytics.factory = function (e) { | ||
| // add this function - using single key names to save bytes | ||
| function p() { | ||
| var c = document.querySelector("link[rel='canonical']"); | ||
| return { | ||
| __t: 'bpc', // discriminant key for extra uniqueness guarantee | ||
| c: c && c.getAttribute('href'), | ||
| p: location.pathname, | ||
| u: location.href, | ||
| s: location.search, | ||
| t: document.title, | ||
| r: document.referrer, | ||
| } | ||
| } | ||
| return function () { | ||
| var t = Array.prototype.slice.call(arguments) | ||
| // add buffered page context to these calls | ||
| if (['track', 'screen', 'alias', 'group', 'page', 'identify'].indexOf(e) > -1) t.push(p()); | ||
| t.unshift(e) | ||
| analytics.push(t) | ||
| return analytics | ||
| } | ||
| } | ||
| for (var e = 0; e < analytics.methods.length; e++) { | ||
| var key = analytics.methods[e] | ||
| analytics[key] = analytics.factory(key) | ||
| } | ||
| analytics.load = function (key, e) { | ||
| var t = document.createElement('script') | ||
| t.type = 'text/javascript' | ||
| t.async = !0 | ||
| t.src = '/node_modules/@segment/analytics-next/dist/umd/standalone.js' | ||
| var n = document.getElementsByTagName('script')[0] | ||
| n.parentNode.insertBefore(t, n) | ||
| analytics._loadOptions = e | ||
| } | ||
| analytics.SNIPPET_VERSION = '4.13.1' | ||
| analytics._writeKey = writeKey | ||
| analytics.load() | ||
| analytics.page() | ||
| } | ||
| })() | ||
| } | ||
| </script> | ||
| </head> | ||
|
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| <body> | ||
| <p> | ||
| This is for testing that the page context is buffered when users make quick navigation changes. | ||
| When this page first loads, it should immediately add some query parameters (similuating a quick navigation change). | ||
| The page call should still have the correct campaign and page parameters. | ||
| </p> | ||
| <form> | ||
| <textarea name="event" id="event"> | ||
| { | ||
| "name": "hi", | ||
| "properties": { }, | ||
| "traits": { }, | ||
| "options": { } | ||
| } | ||
| </textarea> | ||
| <div> | ||
| <button id="track">Track</button> | ||
| <button id="identify">Identify</button> | ||
| </div> | ||
| </form> | ||
|
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| <pre id="ready-logs"></pre> | ||
| <pre id="logs"></pre> | ||
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| <script type="text/javascript"> | ||
| if (window.analytics) { | ||
| // misc | ||
| analytics.on('page', (...args) => console.log('analytics.on("page")', ...args)) | ||
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| window.analytics.ready(function onReady() { | ||
| console.profileEnd('snippet') | ||
| console.timeEnd('snippet') | ||
| document.querySelector('#ready-logs').textContent = 'ready!' | ||
| }) | ||
|
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| document.querySelector('#track').addEventListener('click', function (e) { | ||
| e.preventDefault() | ||
| var contents = document.querySelector('#event').value | ||
| var evt = JSON.parse(contents) | ||
| console.profile('track') | ||
| console.time('track') | ||
| var promise = window.analytics.track( | ||
| evt.name || '', | ||
| evt.properties || {}, | ||
| evt.options || {} | ||
| ) | ||
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| promise && | ||
| promise.then && | ||
| promise.then(function (ctx) { | ||
| console.timeEnd('track') | ||
| console.profileEnd('track') | ||
| ctx.flush() | ||
| document.querySelector('#logs').textContent = JSON.stringify( | ||
| ctx.event, | ||
| null, | ||
| ' ' | ||
| ) | ||
| }) | ||
| }) | ||
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| document | ||
| .querySelector('#identify') | ||
| .addEventListener('click', function (e) { | ||
| e.preventDefault() | ||
| var contents = document.querySelector('#event').value | ||
| var evt = JSON.parse(contents) | ||
| console.time('identify') | ||
| var promise = window.analytics.identify( | ||
| evt.name || '', | ||
| evt.properties || {}, | ||
| evt.options || {} | ||
| ) | ||
|
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| promise && | ||
| promise.then && | ||
| promise.then(function (ctx) { | ||
| console.timeEnd('identify') | ||
| ctx.flush() | ||
| document.querySelector('#logs').textContent = JSON.stringify( | ||
| ctx.event, | ||
| null, | ||
| ' ' | ||
| ) | ||
| }) | ||
| }) | ||
| } | ||
| </script> | ||
|
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| </body> | ||
|
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| </html> |
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