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bandolier-website/client/livestreams.js

60 lines
1.6 KiB

/*
Mostly just code used in the `client/pages/Live.svelte` and `client/pages/LiveIndex.svelte`
to list and report the available livestreams. It does some caching and normalizes how the
streams are loaded.
*/
import api from "$/client/api.js";
import { user } from "$/client/stores.js";
import { get as get_store} from "svelte/store";
let livestreams = {};
/* Reset the cache. */
export const reset_cache = () => livestreams = {};
/* Load the available streams and cache them. */
export const load_past_streams = async () => {
if(!livestreams.index) {
const [status, data] = await api.get("/api/livestream");
if(status === 200) {
livestreams.index = data.sort((a, b) => b.id - a.id);
} else {
console.error("Invalid response", status, data);
}
}
return livestreams.index;
}
/*
Load a specific stream, with `cached` set to false it will bypass
the cache when loading it.
*/
export const load_stream = async (livestream_id, cached=true) => {
if(!cached || !livestreams[livestream_id]) {
const [status, data] = await api.get("/api/livestream", {livestream_id});
if(status === 200) {
livestreams[livestream_id] = data;
} else {
console.error("Invalid response", status, data);
}
}
return livestreams[livestream_id];
}
/*
Changes the state of the given stream, which is an administrator only
operation that moves it through the visual states.
*/
export const change_stream = async (livestream_id) => {
if(get_store(user).admin) {
const [status, data] = await api.post("/api/livestream", { livestream_id});
return status;
} else {
return 401;
}
}