51 lines
1.2 KiB
JavaScript
51 lines
1.2 KiB
JavaScript
"use strict";
|
|
|
|
import WbDb from "/data/db.js";
|
|
|
|
export default class Layout {
|
|
#db = WbDb.get();
|
|
#dbErrorsHandled = false;
|
|
|
|
constructor() {
|
|
this.#db.addEventListener(WbDb.EVENT_CHANGE, () => {
|
|
if (!this.#dbErrorsHandled) {
|
|
this.#db.addEventListener("error", this.#handleDbError.bind(this));
|
|
this.#dbErrorsHandled = true;
|
|
}
|
|
m.redraw();
|
|
});
|
|
|
|
if (this.#db.open && !this.#dbErrorsHandled) {
|
|
this.#db.addEventListener("error", this.#handleDbError.bind(this));
|
|
this.#dbErrorsHandled = true;
|
|
}
|
|
}
|
|
|
|
#handleDbError(error) {
|
|
console.error("database error", error);
|
|
}
|
|
|
|
view(vnode) {
|
|
if (this.#db.failed)
|
|
return m.fragment([
|
|
m("h1", "Watterblock kann nicht geöffnet werden"),
|
|
m("p", "Die IndexedDB-Verbindung funktioniert gerade nicht"),
|
|
]);
|
|
|
|
if (this.#db.blocked)
|
|
return m.fragment([
|
|
m("h1", "Watterblock muss warten"),
|
|
m("p",
|
|
"Bitte schließe alle anderen Tabs, in denen der Watterblock " +
|
|
"geöffnet ist"
|
|
),
|
|
m("p", "Die Spieledatenbank muss aktualisiert werden."),
|
|
]);
|
|
|
|
if (!this.#db.open)
|
|
return m("p", "Öffne Datenbank, bitte warten…");
|
|
|
|
return m("main", vnode.children);
|
|
}
|
|
}
|