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convert mih web app from JS to WASm

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This commit is contained in:
yaso 2026-07-09 12:02:58 +02:00
parent eb213b01b6
commit f9c71b656e
17 changed files with 78 additions and 127 deletions
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44
mih_ui/web/index.html
View file

@ -30,46 +30,32 @@
<meta content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no" name="viewport">
<!-- Splash screen -->
<!-- <script src="install_pwa.js" defer=""></script> -->
<!-- Capture PWA install prompt event -->
<script>
let deferredPrompt;
window.addEventListener('beforeinstallprompt', (e) => {
e.preventDefault(); // Prevent standard browser prompt banner
deferredPrompt = e;
});
function promptInstall() {
deferredPrompt.prompt();
}
// Listen for app install event
window.addEventListener('appinstalled', () => {
deferredPrompt = null;
appInstalled();
});
// Track how PWA was launched (either from browser or as PWA)
function getLaunchMode() {
const isStandalone = window.matchMedia('(display-mode: standalone)').matches;
if (deferredPrompt) hasPrompt();
if (document.referrer.startsWith('android-app://')) {
appLaunchedAsTWA();
} else if (navigator.standalone || isStandalone) {
appLaunchedAsPWA();
if (deferredPrompt) {
deferredPrompt.prompt();
deferredPrompt.userChoice.then((choiceResult) => {
if (choiceResult.outcome === 'accepted') {
console.log('User accepted the PWA install prompt');
}
deferredPrompt = null;
});
} else {
window.appLaunchedInBrowser();
console.log('PWA installation prompt is not available yet.');
}
}
</script>
<!-- Splash screen -->
<!-- <script>
var dartPdfJsBaseUrl = "https://cdnjs.cloudflare.com/ajax/libs/pdf.js/3.2.146/";
</script> -->
<!--------------------->
// Helper to safely check from Dart if prompt is ready
function isInstallPromptAvailable() {
return deferredPrompt !== undefined && deferredPrompt !== null;
} </script>
<script type="application/ld+json">

33
mih_ui/web/install_pwa.js
View file

@ -1,33 +0,0 @@
let deferredPrompt;
// add to homescreen
window.addEventListener("beforeinstallprompt", (e) => {
// Prevent Chrome 67 and earlier from automatically showing the prompt
e.preventDefault();
// Stash the event so it can be triggered later.
deferredPrompt = e;
});
function isDeferredNotNull() {
return deferredPrompt != null;
}
function presentAddToHome() {
if (deferredPrompt != null) {
// Update UI to notify the user they can add to home screen
// Show the prompt
deferredPrompt.prompt();
// Wait for the user to respond to the prompt
deferredPrompt.userChoice.then((choiceResult) => {
if (choiceResult.outcome === "accepted") {
console.log("User accepted the A2HS prompt");
} else {
console.log("User dismissed the A2HS prompt");
}
deferredPrompt = null;
});
} else {
console.log("deferredPrompt is null");
return null;
}
}