import { CheerioAPI, load as parseHTML } from "cheerio";
import { fetchApi, fetchFile } from "@libs/fetch";
import { Plugin } from "@typings/plugin";
import { Filters, FilterTypes } from "@libs/filterInputs";


class NovelFull implements Plugin.PluginBase {
    id = "novelfull";
    name = "NovelFull";
    version = "1.0.0";
    icon = "src/en/novelfull/icon.png";
    site = "https://novelfull.com/";

    parseNovels(loadedCheerio:CheerioAPI){
        const novels: Plugin.NovelItem[] = [];

        loadedCheerio(".col-truyen-main .list-truyen .row").each((idx, ele) => {
            const novelName = loadedCheerio(ele)
                .find("h3.truyen-title > a")
                .text();

            const novelCover =
                this.site + loadedCheerio(ele).find("img").attr("src")?.slice(1);

            const novelUrl = loadedCheerio(ele)
                .find("h3.truyen-title > a")
                .attr("href")
                ?.slice(1);

            if (!novelUrl) return;

            const novel = {
                name: novelName,
                cover: novelCover,
                path: novelUrl,
            };

            novels.push(novel);
        });

        return novels;
    }

    async popularNovels(page: number, {filters}: Plugin.PopularNovelsOptions<Filters>): Promise<Plugin.NovelItem[]> {
        let link = this.site;
        if (filters.genre.value !== '')
            link += `genre/${filters.genre.value}`;
        else
            link += filters.sort.value

        link += `?page=${page}`;

        const body = await fetchApi(link).then((r) => r.text());        

        const loadedCheerio = parseHTML(body);
        return this.parseNovels(loadedCheerio);
    }

    async parseNovel(novelPath: string): Promise<Plugin.SourceNovel> {
        const result = await fetchApi(this.site + novelPath);
        const body = await result.text();

        let loadedCheerio = parseHTML(body);

        const novel: Plugin.SourceNovel = {
            path: novelPath,
            name: loadedCheerio("div.book > img").attr("alt") || "Untitled",
            cover: this.site + loadedCheerio("div.book > img").attr("src"),
            summary: loadedCheerio("div.desc-text").text().trim(),
            status: loadedCheerio('h3:contains("Status")').next().text(),
            chapters: [],
        };

        novel.author = loadedCheerio('h3:contains("Author")')
            .parent()
            .contents()
            .text()
            .replace("Author:", "");

        novel.genres = loadedCheerio('h3:contains("Genre")')
            .siblings()
            .map((i, el) => loadedCheerio(el).text())
            .toArray()
            .join(",");

        const novelId = loadedCheerio("#rating").attr("data-novel-id")!;
        const chapter: Plugin.ChapterItem[] = [];

        const getChapters = async (id: string) => {
            const chapterListUrl = this.site + "ajax/chapter-option?novelId=" + id;

            const data = await fetchApi(chapterListUrl);
            const chapterlist = await data.text();

            loadedCheerio = parseHTML(chapterlist);

            loadedCheerio("select > option").each(function () {
                const chapterName = loadedCheerio(this).text();
                const chapterUrl = loadedCheerio(this).attr("value")?.slice(1);
                if (!chapterUrl) return;

                chapter.push({
                    name: chapterName,
                    path: chapterUrl,
                });
            });
            return chapter;
        }

        novel.chapters = await getChapters(novelId);

        return novel;
    }

    async parseChapter(chapterPath: string): Promise<string> {
        const result = await fetchApi(this.site + chapterPath);
        const body = await result.text();

        const loadedCheerio = parseHTML(body);

        loadedCheerio("#chapter-content div.ads").remove();
        const chapterText = loadedCheerio("#chapter-content").html() || '';

        return chapterText;
    }

    async searchNovels(searchTerm: string, page: number): Promise<Plugin.NovelItem[]> {
        const searchUrl = `${this.site}search?keyword=${searchTerm}&page=${page}`;

        const result = await fetchApi(searchUrl);
        const body = await result.text();

        const loadedCheerio = parseHTML(body);
        return this.parseNovels(loadedCheerio);
    }

    async fetchImage(url: string): Promise<string | undefined> {
        return fetchFile(url);
    }

    filters = {
        sort: {
            value: "most-popular",
            label: "Sort by",
            options: [
                { label: "Latest Release", value: "latest-release-novel" },
                { label: "Hot Novel", value: "hot-novel" },
                { label: "Completed Novel", value: "completed-novel" },
                { label: "Most Popular", value: "most-popular" },            
            ],
            type: FilterTypes.Picker,
        },
        genre: {
            value: "",
            label: "Genres",
            options: [
                { label: "None", value: "" },
                { label: "Shounen", value: "Shounen" },
                { label: "Harem", value: "Harem" },
                { label: "Comedy", value: "Comedy" },
                { label: "Martial Arts", value: "Martial+Arts" },
                { label: "School Life", value: "School+Life" },
                { label: "Mystery", value: "Mystery" },
                { label: "Shoujo", value: "Shoujo" },
                { label: "Romance", value: "Romance" },
                { label: "Sci-fi", value: "Sci-fi" },
                { label: "Gender Bender", value: "Gender+Bender" },
                { label: "Mature", value: "Mature" },
                { label: "Fantasy", value: "Fantasy" },
                { label: "Horror", value: "Horror" },
                { label: "Drama", value: "Drama" },
                { label: "Tragedy", value: "Tragedy" },
                { label: "Supernatural", value: "Supernatural" },
                { label: "Ecchi", value: "Ecchi" },
                { label: "Xuanhuan", value: "Xuanhuan" },
                { label: "Adventure", value: "Adventure" },
                { label: "Action", value: "Action" },
                { label: "Psychological", value: "Psychological" },
                { label: "Xianxia", value: "Xianxia" },
                { label: "Wuxia", value: "Wuxia" },
                { label: "Historical", value: "Historical" },
                { label: "Slice of Life", value: "Slice+of+Life" },
                { label: "Seinen", value: "Seinen" },
                { label: "Lolicon", value: "Lolicon" },
                { label: "Adult", value: "Adult" },
                { label: "Josei", value: "Josei" },
                { label: "Sports", value: "Sports" },
                { label: "Smut", value: "Smut" },
                { label: "Mecha", value: "Mecha" },
                { label: "Yaoi", value: "Yaoi" },
                { label: "Shounen Ai", value: "Shounen+Ai" },
                { label: "History", value: "History" },
                { label: "Martial", value: "Martial" }
            ],
            type: FilterTypes.Picker,
        },
    } satisfies Filters;
}

export default new NovelFull();