Sha256: b24f5843c2a05f052fde3dbaf2cca6f45d1a56529d52a2ac77e1f4d848d4b37f
Contents?: true
Size: 1.38 KB
Versions: 24
Compression:
Stored size: 1.38 KB
Contents
const visitedPages = JSON.parse(sessionStorage.getItem("visitedPages")) || []
const DELAYED_VISITS = 2
let deferredPrompt = null
const shouldCountVisitedPages = () => sessionStorage.getItem("userChoice") !== "dismissed" && visitedPages.length < DELAYED_VISITS && !visitedPages.includes(location.pathname)
const shouldPrompt = () => {
// Disable the application install prompt showing constantly.
if (localStorage.getItem("pwaInstallPromptSeen")) {
return false
}
return deferredPrompt && sessionStorage.getItem("userChoice") !== "dismissed" && visitedPages.length >= DELAYED_VISITS
}
window.addEventListener("beforeinstallprompt", (event) => {
event.preventDefault()
deferredPrompt = event
// allow the user browse through different locations before prompt them anything
if (shouldCountVisitedPages()) {
sessionStorage.setItem("visitedPages", JSON.stringify([...visitedPages, location.pathname]))
}
});
// to trigger the prompt, it must be a "user gesture"
window.addEventListener("click", async (event) => {
if (shouldPrompt()) {
event.preventDefault()
deferredPrompt.prompt()
const { outcome } = await deferredPrompt.userChoice;
// store the user choice to avoid asking again in the current session
sessionStorage.setItem("userChoice", outcome)
sessionStorage.removeItem("visitedPages")
localStorage.setItem("pwaInstallPromptSeen", true)
}
});
Version data entries
24 entries across 24 versions & 1 rubygems