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import { redirect } from '@sveltejs/kit';
import * as api from './apiServer.js';
import * as r from './state/remote/state.svelte.js';
import * as l from './state/local/channels.svelte.js';
class Session {
remote = $state();
local = $state();
currentUser = $derived(this.remote.currentUser);
logins = $derived(this.remote.logins.all);
channels = $derived(this.remote.channels.all);
messages = $derived(
this.remote.messages.all.map((message) =>
message.resolve({ sender: (id) => this.logins.get(id) })
)
);
static boot({ login, logins, channels, messages, resume_point }) {
const remote = r.State.boot({
currentUser: login,
logins,
channels,
messages,
resumePoint: resume_point
});
const local = l.Channels.fromLocalStorage();
return new Session(remote, local);
}
constructor(remote, local) {
this.remote = remote;
this.local = local;
}
begin() {
this.events = api.subscribeToEvents(this.remote.resumePoint);
this.events.onmessage = this.onMessage.bind(this);
}
end() {
this.events.close();
this.events = null;
}
onMessage(message) {
const event = JSON.parse(message.data);
this.remote.onEvent(event);
this.local.retainChannels(this.remote.channels.all.keys());
}
}
export async function boot() {
const response = await api.boot();
switch (response.status) {
case 401:
redirect(307, '/login');
break;
case 503:
redirect(307, '/setup');
break;
case 200:
return Session.boot(response.data);
}
}
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