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import { status } from "./ui.ts"
const ENGINE_PINNED: Set<string> = new Set(["ddg", "ec", "qwl", "sp"])
interface Bangs { [key: string]: { url: string, name?: string, pinned?: boolean } | undefined }
export let bangs: Promise<Bangs>
export function load_bangs() {
status("info", "Loading bangs...")
bangs = new Promise(r => {
(async () => {
const bangs_res = await fetch("bangs.json")
if (!bangs_res.ok) return status("error", "could not download bangs.json")
const k: Bangs = await bangs_res.json()
status("info", "Bangs loaded.")
r(Object.fromEntries(Object.entries(k).map(
([key, o]) => [key, {
...o,
pinned: ENGINE_PINNED.has(key)
}]
)) as Bangs)
})()
})
}
export async function process_query(engine: string, query: string) {
const bang_prefix = "!"
if (query.startsWith(bang_prefix)) {
const [_engine, ...query_parts] = query.substring(bang_prefix.length).split(" ")
engine = _engine
query = query_parts.join(" ")
}
const url = await search_url(engine, query)
if (!url) return status("error", "Invalid search engine.")
document.title = `${(await bangs)[engine]?.name ?? engine}: ${query}`
status("success", `Forwarding to ${url}`)
setTimeout(() => document.location.replace(url), 0)
}
async function search_url(engine: string, query: string) {
return (await bangs)[engine.toLowerCase()]?.url.replace("{{{s}}}", encodeURIComponent(query).replaceAll("%20", "+"))
}
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