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implement persistent storage request and add notification for users on Google Chrome

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schlagmichdoch 2023-05-10 01:00:32 +02:00
parent fafdbcc829
commit 47e040d666
4 changed files with 98 additions and 22 deletions
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59
public_included_ws_fallback/scripts/ui.js
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@ -87,12 +87,16 @@ class PeersUI {
if (newDisplayName === savedDisplayName) return;
if (newDisplayName) {
PersistentStorage.set('editedDisplayName', newDisplayName).then(_ => {
PersistentStorage.set('editedDisplayName', newDisplayName).then(async _ => {
const persistent = await PersistentStorage.isStoragePersistent();
if (!persistent) {
throw ErrorEvent("Storage not persistent.")
}
Events.fire('notify-user', 'Device name is changed permanently.');
}).catch(_ => {
console.log("This browser does not support IndexedDB. Use localStorage instead.");
localStorage.setItem('editedDisplayName', newDisplayName);
Events.fire('notify-user', 'Device name is changed only for this session.');
Events.fire('notify-user', 'Device name is changed for this session only.\n\nGoogle Chrome:\nSave page as bookmark or enable notifications to enable persistence.');
}).finally(_ => {
Events.fire('self-display-name-changed', newDisplayName);
Events.fire('broadcast-send', {type: 'self-display-name-changed', detail: newDisplayName});
@ -101,7 +105,6 @@ class PeersUI {
PersistentStorage.delete('editedDisplayName').catch(_ => {
console.log("This browser does not support IndexedDB. Use localStorage instead.")
localStorage.removeItem('editedDisplayName');
Events.fire('notify-user', 'Random Display name is used again.');
}).finally(_ => {
Events.fire('notify-user', 'Device name is randomly generated again.');
Events.fire('self-display-name-changed', '');
@ -1027,17 +1030,21 @@ class PairDeviceDialog extends Dialog {
_pairDeviceJoined(peerId, roomSecret) {
this.hide();
PersistentStorage.addRoomSecret(roomSecret).then(_ => {
PersistentStorage.addRoomSecret(roomSecret).then(async addedRoomSecret => {
const persistent = await PersistentStorage.isStoragePersistent();
if (!persistent) {
throw ErrorEvent("Storage not persistent.")
}
Events.fire('notify-user', 'Devices paired successfully.');
const oldRoomSecret = $(peerId).ui.roomSecret;
if (oldRoomSecret) PersistentStorage.deleteRoomSecret(oldRoomSecret);
$(peerId).ui.roomSecret = roomSecret;
this._evaluateNumberRoomSecrets();
if (oldRoomSecret) await PersistentStorage.deleteRoomSecret(oldRoomSecret);
$(peerId).ui.roomSecret = addedRoomSecret;
}).finally(_ => {
this._evaluateNumberRoomSecrets();
this._cleanUp();
})
.catch(_ => {
Events.fire('notify-user', 'Paired devices are not persistent.');
Events.fire('notify-user', 'Paired device is saved for this session only.\n\nGoogle Chrome:\nSave page as bookmark or enable notifications to enable persistence.');
PersistentStorage.logBrowserNotCapable();
});
}
@ -1460,6 +1467,15 @@ class Notifications {
return;
}
Events.fire('notify-user', 'Notifications enabled.');
PersistentStorage.isStoragePersistent().then(persistent => {
if (!persistent) {
PersistentStorage.requestPersistentStorage().then(updatedPersistence => {
if (updatedPersistence) {
Events.fire('notify-user', 'Successfully enabled persistent storage.')
}
})
}
})
this.$button.setAttribute('hidden', 1);
});
}
@ -1722,8 +1738,27 @@ class PersistentStorage {
console.log("This browser does not support IndexedDB. Paired devices will be gone after the browser is closed.");
}
static async isStoragePersistent() {
return await navigator.storage.persisted();
}
static async requestPersistentStorage() {
if (!navigator.storage || !navigator.storage.persist) return false;
if (await this.isStoragePersistent()) return true;
const persistent = await navigator.storage.persist()
if (persistent) {
console.log("Storage will not be cleared except by explicit user action");
} else {
console.warn("Storage may be cleared by the UA under storage pressure.");
}
return persistent;
}
static set(key, value) {
return new Promise((resolve, reject) => {
return new Promise(async (resolve, reject) => {
await this.requestPersistentStorage();
const DBOpenRequest = window.indexedDB.open('pairdrop_store');
DBOpenRequest.onsuccess = (e) => {
const db = e.target.result;
@ -1780,7 +1815,9 @@ class PersistentStorage {
}
static addRoomSecret(roomSecret) {
return new Promise((resolve, reject) => {
return new Promise(async (resolve, reject) => {
await this.requestPersistentStorage();
const DBOpenRequest = window.indexedDB.open('pairdrop_store');
DBOpenRequest.onsuccess = (e) => {
const db = e.target.result;
@ -1789,7 +1826,7 @@ class PersistentStorage {
const objectStoreRequest = objectStore.add({'secret': roomSecret});
objectStoreRequest.onsuccess = _ => {
console.log(`Request successful. RoomSecret added: ${roomSecret}`);
resolve();
resolve(roomSecret);
}
}
DBOpenRequest.onerror = (e) => {