truyenhay-api/src/server.ts

Vietnamese Comics API for Node using scraping technique

import express from "express";
import axios from "axios";
import { Comics } from "..";

const app = express();
const PORT = process.env.PORT || 8080;

app.use(require("cors")());

const allStatus = ["all", "completed", "updating"];

// Genres
app.get("/genres", async (req, res) => {
    res.send(await Comics.getGenres());
});

app.get("/genres/:slug", async (req, res) => {
    const { params, query } = req;
    const slug = params.slug;
    const page = query.page ? Number(query.page) : 1;
    const status = query.status ? query.status : "all";
    //@ts-ignore
    if (!allStatus.includes(status)) throw Error("Invalid status");
    //@ts-ignore
    res.send(await Comics.getComicsByGenre(slug, page, status));
});

// New Comics
app.get(`/new-comics`, async (req, res) => {
    const { query } = req;
    const status = query.status ? query.status : "all";
    const page = query.page ? Number(query.page) : 1;
    //@ts-ignore
    if (!allStatus.includes(status)) throw Error("Invalid status");
    // @ts-ignore
    res.json(await Comics.getNewComics(status, page));
});

// Recommend Comics
app.get(`/recommend-comics`, async (req, res) => {
    const { query } = req;
    const type = query.type ? query.type : "hot";
    // @ts-ignore
    res.json(await Comics.getRecommendComics(type));
});

// Search
const searchApiPaths = [
    {
        path: "/search",
        callback: (q: string, page: number) => Comics.searchComics(q, page),
    },
    {
        path: "/search-suggest",
        callback: (q: string) => Comics.getSearchSuggest(q),
    },
];

searchApiPaths.forEach(({ path, callback }) => {
    app.get(path, async (req, res) => {
        const { query } = req;
        const q = query.q ? query.q : "";
        if (!q) throw Error("Invalid query");
        const page = query.page ? Number(query.page) : 1;
        //@ts-ignore
        res.send(await callback(q, page));
    });
});

// Page params
const pageParamsApiPaths = [
    {
        path: "/boy-comics",
        callback: (...params: any) => Comics.getBoyComics(...params),
    },
    {
        path: "/completed-comics",
        callback: (...params: any) => Comics.getCompletedComics(...params),
    },
    {
        path: "/girl-comics",
        callback: (...params: any) => Comics.getGirlComics(...params),
    },
    {
        path: "/recent-update-comics",
        callback: (...params: any) => Comics.getRecentUpdateComics(...params),
    },
    {
        path: "/trending-comics",
        callback: (...params: any) => Comics.getTrendingComics(...params),
    },
];

pageParamsApiPaths.forEach(({ path, callback }) => {
    app.get(path, async (req, res) => {
        const { query } = req;
        const page = query.page ? Number(query.page) : 1;
        res.json(await callback(page));
    });
});

// Comics
const comicIdParamsApiPaths = [
    {
        path: "/comics/:slug/chapters",
        callback: (params: string) => Comics.getChapters(params),
    },
    {
        path: "/comics/:slug",
        callback: (params: string) => Comics.getComicDetail(params),
    },
    {
        path: "/comics/authors/:slug",
        callback: (params: string) => Comics.getComicsByAuthor(params),
    },
];

comicIdParamsApiPaths.forEach(({ path, callback }) => {
    app.get(path, async (req, res) => {
        const { params } = req;
        const slug = params.slug;
        if (!slug) throw Error("Invalid");
        res.json(await callback(slug));
    });
});

app.get("/comics/:slug/chapters/:chapter_id", async (req, res) => {
    const { params } = req;
    const slug = params.slug;
    const chapter_id = params.chapter_id ? Number(params.chapter_id) : null;
    if (!slug || !chapter_id) throw Error("Invalid");
    res.json(await Comics.getChapter(slug, chapter_id));
});

app.get("/comics/:slug/comments", async (req, res) => {
    const { params, query } = req;
    const slug = params.slug;
    const page = query.page ? Number(query.page) : 1;
    const chapter = query.chapter ? Number(query.chapter) : -1;
    // @ts-ignore
    if (!slug) throw Error("Invalid Comic ID");
    res.json(await Comics.getComments(slug, page, chapter));
});

// Top Comics
const topComicsApiPaths = [
    {
        path: "/",
        callback: (...params: any) => Comics.getTopAllComics(...params),
    },
    {
        path: "/weekly",
        callback: (...params: any) => Comics.getTopWeeklyComics(...params),
    },
    {
        path: "/monthly",
        callback: (...params: any) => Comics.getTopMonthlyComics(...params),
    },
    {
        path: "/daily",
        callback: (...params: any) => Comics.getTopDailyComics(...params),
    },
    {
        path: "/chapter",
        callback: (...params: any) => Comics.getTopChapterComics(...params),
    },
    {
        path: "/follow",
        callback: (...params: any) => Comics.getTopFollowComics(...params),
    },
    {
        path: "/comment",
        callback: (...params: any) => Comics.getTopCommentComics(...params),
    },
];

topComicsApiPaths.forEach(({ path, callback }) => {
    app.get(`/top${path}`, async (req, res) => {
        const { query } = req;
        const status = query.status ? query.status : "all";
        // @ts-ignore
        const page = query.page ? Number(query.page) : 1;
        res.json(await callback(status, page));
    });
});

app.get("/images", async (req: any, res: any) => {
    try {
        const { src } = req.query;
        const response = await axios.get(src, {
            responseType: "stream",
            headers: {
                referer: "https://www.nettruyen.com",
            },
        });
        response.data.pipe(res);
    } catch (err) {
        throw err;
    }
});

app.get("/", (req, res) => {
    res.json({
        NPM: "https://www.npmjs.com/package/truyenhay-api",
        Github: "https://github.com/hoangbao0201/truyenhay-api",
    });
});

// Handle 404
app.use((req, res) => {
    res.json({
        status: 404,
        message: "Not Found",
    });
});

app.listen(PORT);