79 lines
2.1 KiB
TypeScript
79 lines
2.1 KiB
TypeScript
import "server-only";
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export type DiscordVoiceChannel = {
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id: string;
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name: string;
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type: 2 | 13;
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position: number;
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};
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type DiscordChannelPayload = {
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id?: unknown;
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name?: unknown;
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type?: unknown;
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position?: unknown;
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};
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const CHANNEL_CACHE_TTL_MS = 5 * 60_000;
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const channelCache: {
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data: DiscordVoiceChannel[] | null;
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expiresAt: number;
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} = {
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data: null,
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expiresAt: 0,
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};
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export function parseCurrentVoiceChannels(payload: unknown): DiscordVoiceChannel[] {
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if (!Array.isArray(payload)) {
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throw new Error("Discord returned an invalid channel list.");
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}
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return payload
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.filter((channel): channel is DiscordChannelPayload => {
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if (!channel || typeof channel !== "object") return false;
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const type = (channel as DiscordChannelPayload).type;
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return type === 2 || type === 13;
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})
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.filter((channel) => (
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typeof channel.id === "string"
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&& typeof channel.name === "string"
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))
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.map((channel) => ({
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id: channel.id as string,
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name: channel.name as string,
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type: channel.type as 2 | 13,
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position: typeof channel.position === "number" ? channel.position : 0,
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}))
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.sort((a, b) => a.position - b.position || a.name.localeCompare(b.name, "th"));
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}
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export async function getCurrentDiscordVoiceChannels() {
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if (channelCache.data && Date.now() < channelCache.expiresAt) {
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return channelCache.data;
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}
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const token = process.env.DISCORD_BOT_TOKEN;
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const guildId = process.env.DISCORD_GUILD_ID;
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if (!token || !guildId) {
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throw new Error("Discord channel access is not configured.");
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}
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const response = await fetch(
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`https://discord.com/api/v10/guilds/${guildId}/channels`,
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{
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headers: { Authorization: `Bot ${token}` },
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cache: "no-store",
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signal: AbortSignal.timeout(5_000),
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},
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);
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if (!response.ok) {
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throw new Error(`Discord channel request failed with status ${response.status}.`);
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}
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const channels = parseCurrentVoiceChannels(await response.json());
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channelCache.data = channels;
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channelCache.expiresAt = Date.now() + CHANNEL_CACHE_TTL_MS;
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return channels;
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}
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