import { Category, MixiClient, Persona, type Post } from 'mixi2';
import { config } from '@/config';
import ConfigNotFoundError from '@/errors/types/config-not-found';
import ofetch from '@/utils/ofetch';
import { parseDate } from '@/utils/parse-date';

export function getClient() {
    const { authToken, authKey } = config.mixi2;

    if (!authToken || !authKey) {
        throw new ConfigNotFoundError('MIXI2_AUTH_TOKEN and MIXI2_AUTH_KEY are required');
    }

    return new MixiClient(`auth_token=${authToken}`, authKey, {
        httpAdapter: ofetch,
    });
}

export function parsePost(post: Post) {
    let description = post.text ? `<p>${post.text}</p>` : '';

    for (const media of post.medias ?? []) {
        if (media.category === Category.CATEGORY_POST_IMAGE) {
            description += `<img src="${media.postImage?.largeImageUrl ?? media.postImage?.smallImageUrl}"${media.description ? `alt="${media.description}"` : ''} />`;
        } else if (media.category === Category.CATEGORY_POST_VIDEO) {
            description += `<img src="${media.postVideo?.previewImageUrl}" alt="${media.description}" />`;
        }
    }
    return description;
}

export function generatePostDataItem(post: Post, personas: Persona[]) {
    const author = personas.find((persona) => persona.personaId === post.personaId);
    return {
        description: parsePost(post),
        pubDate: parseDate(post.createdAt.seconds * 1e3),
        guid: post.postId,
        author: author?.name,
        link: `https://mixi.social/@${author?.name}/posts/${post.postId}`,
    };
}

export const CONFIG_OPTIONS = [
    {
        name: 'MIXI2_AUTH_TOKEN',
        description: 'mixi2ログイン後の情報。ブラウザのコンソールでクッキーから `auth_token` の値を取得してください',
    },
    {
        name: 'MIXI2_AUTH_KEY',
        description: 'mixi2ログイン後の情報。ブラウザのコンソールでリクエストヘッダーから `x-auth-key` の値を取得してください',
    },
];

export function postFilter(post: Post) {
    return !post.isDeleted && post.personaId;
}