import { mkdir } from "node:fs/promises";
import {castCommentsConfig, type CommentsConfig} from "./types.ts";

const maybeConfig: any = {
    mail: {
        refreshIntervalInSeconds: process.env.CHROUS_REFRESH_INTERVAL_IN_SECONDS || 60,
        imap: {
            host: process.env.CHORUS_IMAP_HOST,
            port: process.env.CHORUS_IMAP_PORT || 993,
            auth: {
                user: process.env.CHORUS_IMAP_USER,
                pass: process.env.CHORUS_IMAP_PASS,
            },
            mailbox: process.env.CHORUS_MAILBOX,
        },
        threads: {
            type: 'alias',
            template: process.env.CHORUS_THREAD_TEMPLATE,
            idPrefix: 'c.',
            replyPrefix: '.r.',
        },
    },
    dirs: {
        data: process.env.CHORUS_DATA_DIR || 'chorus-data',
    },
    http: {
        enabled: process.env.CHORUS_HTTP_ENABLE === 'true',
        address: process.env.CHORUS_HTTP_ADDRESS || '0.0.0.0',
        port: process.env.CHORUS_HTTP_PORT || 8101,
    },
}

export const config: CommentsConfig = castCommentsConfig(maybeConfig)

export async function ensureDirectoriesExist(): Promise<void> {
    await mkdir(`${config.dirs.data}/threads`, { recursive: true })
}