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import proxy from "$lib/Utility/proxy";
interface Chapter {
href: string;
chapterNum: string;
chapterDate: string;
}
const RAWKUMA_ORIGIN = "https://rawkuma.net";
const fetchDocument = async (url: string, init?: RequestInit) =>
new DOMParser().parseFromString(
await (await fetch(proxy(url, true), init)).text(),
"text/html",
);
const parseChapterNumber = (text: string | null | undefined) => {
if (!text) return undefined;
const match = text.match(/Chapter\s+(\d+(?:\.\d+)?)/i);
return match ? Number.parseFloat(match[1]) : undefined;
};
export const getChapterCount = async (
nativeTitle: string,
): Promise<number | undefined> => {
const nonceDocument = await fetchDocument(
`${RAWKUMA_ORIGIN}/wp-admin/admin-ajax.php?type=search_form&action=get_nonce`,
);
const nonce = nonceDocument
.querySelector("input[name='search_nonce']")
?.getAttribute("value");
if (!nonce) return undefined;
const searchDocument = await fetchDocument(
`${RAWKUMA_ORIGIN}/wp-admin/admin-ajax.php?nonce=${encodeURIComponent(
nonce,
)}&action=search`,
{
method: "POST",
headers: {
"Content-Type": "application/x-www-form-urlencoded; charset=UTF-8",
},
body: new URLSearchParams({
query: nativeTitle,
}),
},
);
const mangaUrl = searchDocument
.querySelector("#searchResults a[href*='/manga/']")
?.getAttribute("href");
if (!mangaUrl) return undefined;
const mangaDocument = await fetchDocument(mangaUrl);
const chapters = [...mangaDocument.querySelectorAll("a[href*='/chapter-']")]
.map((anchor) => parseChapterNumber(anchor.textContent))
.filter((value): value is number => value !== undefined)
.sort((left, right) => right - left);
return chapters[0];
};
export const getChaptersFromText = (text: string) => {
const dom = new DOMParser()
.parseFromString(text, "text/html")
.querySelectorAll(".eph-num");
const chapters: Chapter[] = [];
dom.forEach((chapter) => {
const href = chapter.querySelector("a")?.getAttribute("href");
const chapterNum = chapter.querySelector(".chapternum")?.textContent;
const chapterDate = chapter.querySelector(".chapterdate")?.textContent;
if (href && chapterNum && chapterDate)
chapters.push({
href,
chapterNum,
chapterDate,
});
});
return chapters;
};
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