Minetrack/assets/js/favorites.js
2023-12-30 23:03:54 +00:00

84 lines
2.6 KiB
JavaScript

export const FAVORITE_SERVERS_STORAGE_KEY = "minetrack_favorite_servers";
export class FavoritesManager {
constructor(app) {
this._app = app;
}
loadLocalStorage() {
if (typeof localStorage !== "undefined") {
let serverNames = localStorage.getItem(FAVORITE_SERVERS_STORAGE_KEY);
if (serverNames) {
serverNames = JSON.parse(serverNames);
for (let i = 0; i < serverNames.length; i++) {
const serverRegistration =
this._app.serverRegistry.getServerRegistration(serverNames[i]);
// The serverName may not exist in the backend configuration anymore
// Ensure serverRegistration is defined before mutating data or considering valid
if (serverRegistration) {
serverRegistration.isFavorite = true;
// Update icon since by default it is unfavorited
document
.getElementById(`favorite-toggle_${serverRegistration.serverId}`)
.setAttribute(
"class",
this.getIconClass(serverRegistration.isFavorite)
);
}
}
}
}
}
updateLocalStorage() {
if (typeof localStorage !== "undefined") {
// Mutate the serverIds array into server names for storage use
const serverNames = this._app.serverRegistry
.getServerRegistrations()
.filter((serverRegistration) => serverRegistration.isFavorite)
.map((serverRegistration) => serverRegistration.data.name);
if (serverNames.length > 0) {
// Only save if the array contains data, otherwise clear the item
localStorage.setItem(
FAVORITE_SERVERS_STORAGE_KEY,
JSON.stringify(serverNames)
);
} else {
localStorage.removeItem(FAVORITE_SERVERS_STORAGE_KEY);
}
}
}
handleFavoriteButtonClick = (serverRegistration) => {
serverRegistration.isFavorite = !serverRegistration.isFavorite;
// Update the displayed favorite icon
document
.getElementById(`favorite-toggle_${serverRegistration.serverId}`)
.setAttribute("class", this.getIconClass(serverRegistration.isFavorite));
// Request the app controller instantly re-sort the server listing
// This handles the favorite sorting logic internally
this._app.sortController.sortServers();
this._app.graphDisplayManager.handleServerIsFavoriteUpdate(
serverRegistration
);
// Write an updated settings payload
this.updateLocalStorage();
};
getIconClass(isFavorite) {
if (isFavorite) {
return "icon-star server-is-favorite";
} else {
return "icon-star-o server-is-not-favorite";
}
}
}