import fs from "node:fs";
import markdownit from 'markdown-it'
import { slugRegex } from "./article.js";
import { newUser, get as getUserByNickname, getFollowerInboxes } from "./user.js";
import { insert as insertArticle } from "./article.js";
import { add as addToOutbox } from "./outbox.js";
import { createArticleActivity, sendAll } from "./activity.js";
import { fillRoute } from "./router.js";

const md = markdownit();

const c = process.argv[2];
let returnCode = 0;

if (c === "new-user") {
    const nickname = process.argv[3];
    const name = process.argv[4];
    const bio = process.argv[5] || "";
    const userId = await newUser(nickname, name, bio);
    console.log(userId);
    process.exit(0);
}
else if (c === "new-article") {
    const nickname = process.argv[3];
    const slug = process.argv[4];
    const title = process.argv[5];
    const images = process.argv.slice(6);

    const user = await getUserByNickname(nickname);
    if (!user) {
        console.error("Nonexistent user");
        process.exit(1);
    }

    if (!slugRegex.test(slug)) {
        returnCode = 1;
        console.error("Bad slug");
        process.exit(returnCode);
    }

    const filename = `pages/${slug}.md`;
    if (!fs.existsSync(filename)) {
        console.error("No file with that slug");
        process.exit(1);
    }

    const htmlFilename = `pages/${slug}.html`;
    const markdown = fs.readFileSync(filename, "utf-8");
    const html = md.render(markdown);
    fs.writeFileSync(htmlFilename, html);

    const article = await insertArticle(user.id, slug, title);
    console.log(article.id);

    await addToOutbox(article.id);

    const keyId = fillRoute("actor", user.nickname) + "#main-key";
    const inboxes = await getFollowerInboxes(user.id);
    const activity = createArticleActivity(article, user);
    const success = await sendAll(keyId, user.private_key, activity, inboxes);

    process.exit(0);
}
else {
    console.error("Unrecognized command: ", c);
    returnCode = 1;

    process.exit(returnCode);
}