1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
export interface PrefDecl<T> {
name: string,
default: T
description: string,
possible_values?: T[]
}
type Type = "string" | "number" | "bigint" | "boolean" | "symbol" | "undefined" | "object" | "function";
type PrefMap<T extends { [key: string]: { default: unknown } }> = { [Key in keyof T]: T[Key]["default"] }
export function register_prefs<T extends Record<string, PrefDecl<unknown>>>(ds: T): PrefMap<T> {
const p: PrefMap<T> = {} as PrefMap<T>
for (const key in ds) {
const d = ds[key];
let value = get_param(d.default, d.name) ?? d.default;
if (d.possible_values) if (!d.possible_values.includes(value)) value = d.default
p[key] = value
}
return p
}
const raw_params = load_query_params();
export function load_query_params(): { [key: string]: string } {
const q: { [key: string]: string } = {}
for (const kv of window.location.hash.substring(1).split("&")) {
const [key, value] = kv.split("=")
if (key == "prototype") continue
q[decodeURIComponent(key)] = decodeURIComponent(value)
}
return q
}
export function get_param<T>(example: T, key: string): T | undefined {
const v = raw_params[key]
if (v == undefined) return undefined
const ty = typeof example
if (ty == "string") return v as unknown as T
else if (ty == "number") {
const n = parseInt(v)
if (!Number.isNaN(n)) return n as unknown as T
console.warn("invalid number parameter");
} else if (ty == "boolean") {
if (v == "0" || v == "false" || v == "no") return false as unknown as T
if (v == "1" || v == "true" || v == "yes") return true as unknown as T
console.warn("invalid boolean parameter");
} else {
throw new Error("invalid param type");
}
return undefined
}
const PREF_DECLS = {
rnnoise: { name: "rnnoise", default: true, description: "Use RNNoise for noise suppression" },
native_noise_suppression: { name: "native_noise_suppression", default: false, description: "Suggest the browser to do noise suppression" },
username: { name: "username", default: "guest", description: "Username" },
microphone_gain: { name: "microphone_gain", default: 1, description: "Amplify microphone volume" },
microphone_enabled: { name: "microphone_enabled", default: false, description: "Add one microphone track on startup" },
camera_enabled: { name: "camera_enabled", default: false, description: "Add one camera track on startup" },
screencast_enabled: { name: "screencast_enabled", default: false, description: "Add one screencast track on startup" },
}
export const PREFS = register_prefs(PREF_DECLS)
|
