import AnimeNotifier from "../AnimeNotifier"
import { findAll } from "scripts/Utils"

// Filter anime on explore page
export function filterAnime(arn: AnimeNotifier, input: HTMLInputElement) {
	let root = document.getElementById("filter-root")

	let elementYear = document.getElementById("filter-year") as HTMLSelectElement
	let elementSeason = document.getElementById("filter-season") as HTMLSelectElement
	let elementStatus = document.getElementById("filter-status") as HTMLSelectElement
	let elementType = document.getElementById("filter-type") as HTMLSelectElement

	for(let element of findAll("anime-grid-image")) {
		let img = element as HTMLImageElement
		img.src = arn.emptyPixel()
		img.classList.remove("element-found")
		img.classList.remove("element-color-preview")
	}

	let year = elementYear.value || "any"
	let season = elementSeason.value || "any"
	let status = elementStatus.value || "any"
	let type = elementType.value || "any"

	arn.diff(`${root.dataset.url}/${year}/${season}/${status}/${type}`)
}

// Toggle hiding added anime.
export function toggleHideAddedAnime() {
	hideAddedAnime()
}

// Hides anime that are already in your list.
export function hideAddedAnime() {
	for(let anime of findAll("anime-grid-cell")) {
		if(anime.dataset.added !== "true") {
			continue
		}

		anime.classList.toggle("anime-grid-cell-hide")
	}
}

// Hides anime that are not in your list.
export function calendarShowAddedAnimeOnly(arn: AnimeNotifier, element: HTMLInputElement) {
	for(let anime of findAll("calendar-entry")) {
		if(anime.dataset.added === "false") {
			anime.classList.toggle("hidden")
		}
	}

	const showUserList = !Array.from(document.getElementsByClassName("calendar-entry"))
		.some(value => value.classList.contains("hidden"));

	let obj = {
		"CalendarSettings.ShowUserList": showUserList
	}

	let apiEndpoint = arn.findAPIEndpoint(element);
	arn.post(apiEndpoint, obj)
		.catch(err => arn.statusMessage.showError(err));
}