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/// <reference lib="dom" />
import { parameters } from "./index.ts"
export function get_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("=")
q[decodeURIComponent(key)] = decodeURIComponent(value)
}
return q
}
export function hex_id(len = 8): string {
if (len > 8) return hex_id() + hex_id(len - 8)
return Math.floor(Math.random() * 16 ** len).toString(16).padStart(len, "0")
}
export function parameter_bool(name: string, def: boolean): boolean {
const v = parameters[name]
if (!v) return def
if (v == "0" || v == "false" || v == "no") return false
if (v == "1" || v == "true" || v == "yes") return true
alert(`parameter ${name} is invalid`)
return def
}
export function parameter_number(name: string, def: number): number {
const v = parameters[name]
if (!v) return def
const n = parseFloat(v)
if (Number.isNaN(n)) {
alert(`parameter ${name} is invalid`)
return def
}
return n
}
export function parameter_string(name: string, def: string): string {
const v = parameters[name]
if (!v) return def
return v
}
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