{"version":3,"file":"onHidden.js","sources":["../../../../../src/metrics/web-vitals/lib/onHidden.ts"],"sourcesContent":["/*\n * Copyright 2020 Google LLC\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n *     https://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n */\n\nimport { WINDOW } from '../../../types';\nimport { addPageListener } from './globalListeners';\n\nexport interface OnHiddenCallback {\n  (event: Event): void;\n}\n\n/**\n * Sentry-specific change:\n *\n * This function's logic was NOT updated to web-vitals 4.2.4 or 5.x but we continue\n * to use the web-vitals 3.5.2 version due to having stricter browser support.\n *\n * PR with context that made the changes:\n * https://github.com/GoogleChrome/web-vitals/pull/442/files#r1530492402\n *\n * The PR removed listening to the `pagehide` event, in favour of only listening to\n * the `visibilitychange` event. This is \"more correct\" but some browsers we still\n * support (Safari <14.4) don't fully support `visibilitychange` or have known bugs\n * with respect to the `visibilitychange` event.\n *\n * TODO (v11): If we decide to drop support for Safari 14.4, we can use the logic\n * from web-vitals 4.2.4. In this case, we also need to update the integration tests\n * that currently trigger the `pagehide` event to simulate the page being hidden.\n *\n * @param {OnHiddenCallback} cb - Callback to be executed when the page is hidden or unloaded.\n *\n * @deprecated use `whenIdleOrHidden` or `addPageListener('visibilitychange')` instead\n */\nexport const onHidden = (cb: OnHiddenCallback) => {\n  const onHiddenOrPageHide = (event: Event) => {\n    if (event.type === 'pagehide' || WINDOW.document?.visibilityState === 'hidden') {\n      cb(event);\n    }\n  };\n\n  addPageListener('visibilitychange', onHiddenOrPageHide, { capture: true, once: true });\n  // Some browsers have buggy implementations of visibilitychange,\n  // so we use pagehide in addition, just to be safe.\n  addPageListener('pagehide', onHiddenOrPageHide, { capture: true, once: true });\n};\n"],"names":[],"mappings":";;;AA6CO,MAAM,QAAA,GAAW,CAAC,EAAA,KAAyB;AAChD,EAAA,MAAM,kBAAA,GAAqB,CAAC,KAAA,KAAiB;AAC3C,IAAA,IAAI,MAAM,IAAA,KAAS,UAAA,IAAc,MAAA,CAAO,QAAA,EAAU,oBAAoB,QAAA,EAAU;AAC9E,MAAA,EAAA,CAAG,KAAK,CAAA;AAAA,IACV;AAAA,EACF,CAAA;AAEA,EAAA,eAAA,CAAgB,oBAAoB,kBAAA,EAAoB,EAAE,SAAS,IAAA,EAAM,IAAA,EAAM,MAAM,CAAA;AAGrF,EAAA,eAAA,CAAgB,YAAY,kBAAA,EAAoB,EAAE,SAAS,IAAA,EAAM,IAAA,EAAM,MAAM,CAAA;AAC/E;;;;"}