{"version":3,"sources":["webpack:///./LeLab.Web/src/barba/page-state.js"],"names":["isPrint","GetPageStateFromHistory","window","history","state","pageState","addEventListener","e","barba","hooks","ready","WritePageStateToHistory","after","page","trigger","writeTimeout","clearTimeout","setTimeout","replaceState","PageState","prop","val","JSON","stringify","hasOwnProperty","parse"],"mappings":"mcAMA,IAAIA,GAAU,EASd,SAASC,IACL,OAAIC,OAAOC,QAAQC,OAASF,OAAOC,QAAQC,MAAMC,U,+VAC7C,IAAYH,OAAOC,QAAQC,MAAMC,WAE9B,GAZXH,OAAOI,iBAAiB,cAAeC,GAAKP,GAAU,GACtDE,OAAOI,iBAAiB,aAAcC,GAAKP,GAAU,GAoBrD,IAAIK,EAAYJ,IAShBC,OAAOI,iBAAiB,WAAYC,IAChCF,EAAYJ,MAQhBO,IAAMC,MAAMC,MAAM,KACdC,MASJH,IAAMC,MAAMG,MAAM,KACdD,MAUJH,IAAMC,MAAMI,KAAK,EAAGC,cACA,UAAZA,GAA0C,iBAAZA,IAC9BT,EAAY,IAEhBM,MAQJ,IAAII,EAAe,KACnB,SAASJ,IACL,GAAIX,EACA,OAUJgB,aAAaD,GACbA,EAAeE,WATD,KACV,IAAIb,EAAQF,OAAOC,QAAQC,MACtBA,GAAUC,IAGfD,EAAMC,UAAYA,EAClBH,OAAOC,QAAQe,aAAad,EAAO,MAGN,GA8BtBe,IArBf,MACI,WAAWC,EAAMC,GACbhB,EAAUe,GAAQE,KAAKC,UAAUF,GACjCV,IAEJ,WAAWS,GAEP,OADAT,IACIN,EAAUmB,eAAeJ,GAClBE,KAAKG,MAAMpB,EAAUe,IAEzB,KAEX,eACIf,EAAY,GACZM","file":"page-state.0e689a9b.js","sourcesContent":["import barba from '@barba/core'\r\n\r\n\r\n/**\r\n * Track if user if printing \r\n */\r\nlet isPrint = false\r\nwindow.addEventListener(\"beforeprint\", e => isPrint = true)\r\nwindow.addEventListener(\"afterprint\", e => isPrint = false)\r\n\r\n\r\n\r\n/**\r\n * Retreive the state from history on (if available)\r\n */\r\nfunction GetPageStateFromHistory() {\r\n    if (window.history.state && window.history.state.pageState) {\r\n        return { ...window.history.state.pageState }\r\n    }\r\n    return {}\r\n}\r\n\r\n\r\n\r\n/**\r\n * Retreive the state from history on initial page load (if available).\r\n * This MUST be done before Barba.JS init.\r\n */\r\nlet pageState = GetPageStateFromHistory()\r\n\r\n\r\n\r\n/**\r\n * User navigate trough history, snatch the \"state\" before\r\n * Barba.JS. To acheive this, this eventListener must be set\r\n * before Barba.JS init.\r\n */\r\nwindow.addEventListener('popstate', e => {\r\n    pageState = GetPageStateFromHistory()\r\n});\r\n\r\n\r\n\r\n/**\r\n * Barba is ready (init), write state to history.\r\n */\r\nbarba.hooks.ready(() => {\r\n    WritePageStateToHistory()\r\n})\r\n\r\n\r\n\r\n\r\n/**\r\n * After transition, write state to history.\r\n */\r\nbarba.hooks.after(() => {\r\n    WritePageStateToHistory()\r\n})\r\n\r\n\r\n\r\n/**\r\n * Barba is transitionning to a page.\r\n * - Create new page state if new page from Barba.JS\r\n * - Write to the history current state.\r\n */\r\nbarba.hooks.page(({ trigger }) => {\r\n    if (trigger === 'barba' || typeof trigger === 'object') {\r\n        pageState = {}\r\n    }\r\n    WritePageStateToHistory()\r\n})\r\n\r\n\r\n\r\n/**\r\n * Write current page state to current history\r\n */\r\nlet writeTimeout = null\r\nfunction WritePageStateToHistory() {\r\n    if (isPrint) {\r\n        return\r\n    }\r\n    const write = () => {\r\n        let state = window.history.state\r\n        if (!state || !pageState) {\r\n            return\r\n        }\r\n        state.pageState = pageState\r\n        window.history.replaceState(state, '')\r\n    }\r\n    clearTimeout(writeTimeout)\r\n    writeTimeout = setTimeout(write, 0)\r\n    \r\n}\r\n\r\n\r\n\r\n/**\r\n * Static method to get() and set() property to the state\r\n */\r\nclass PageState {\r\n    static set(prop, val) {\r\n        pageState[prop] = JSON.stringify(val)\r\n        WritePageStateToHistory()\r\n    }\r\n    static get(prop) {\r\n        WritePageStateToHistory()\r\n        if (pageState.hasOwnProperty(prop)) {\r\n            return JSON.parse(pageState[prop])\r\n        }\r\n        return null\r\n    }\r\n    static empty() {\r\n        pageState = {}\r\n        WritePageStateToHistory()\r\n    }\r\n}\r\n\r\n\r\n\r\nexport { PageState }\r\nexport default PageState\r\n"],"sourceRoot":""}