#!/bin/sh

down() {
	[ -n "$debug" ] && printf "\033[1;32m %s\033[0m : %s\n" "$3" "$2" && return 0
	info_$os "$3 links fetched.."
	choice=$(printf "stream\ndownload\ncast\nnext mirror" | menu_$os "??" '' "2")
	[ -z "$choice" ] && exit 0
	[ "$choice" = "stream" ] && player_$os "$2" "$title" && info_$os "opening $title" "mpv" && exit 0
	[ "$choice" = "cast" ] && info_$os "casting $title" "podcast" && catt cast "$2" && exit 0
	[ "$choice" = "next mirror" ] && return 0
	info_$os "Downloading $title" "downloader"
	case $2 in
		*m3u*) $terminal hls -ro "$download_dir/$title" "$2" || (error_$os "Downloading failed $title" && exit 0) ;;
		*) $terminal aria2c -U "$agent" --check-certificate=false -d "$download_dir" --summary-interval=0 -x 16 -s 16 --referer="$1" "$2" -o "$title.mp4" --download-result=hide || (error_$os "Downloading failed $title" && exit 0) ;;
	esac
	info_$os "Episode Downloaded $title"
	exit 0
}

decrypt_allanime() {
	printf "%s" "$-" | grep -q 'x' && set +x
	for hex in $(printf '%s' "$1" | sed 's/../&\n/g'); do
		dec=$(printf '%d' "0x$hex")
		xor=$((dec ^ 56))
		oct=$(printf "%03o" "$xor")
		#shellcheck disable=SC2059
		printf "\\$oct"
	done
	printf "%s" "$-" | grep -q 'x' || set -x
}

provider_run() {
	info_$os "Fetching $1 links"
	provider_id="$(decrypt_allanime "$(printf "%s" "$data" | sed -n "$2" | head -1 | cut -d':' -f2)" | sed "s/\/clock/\/clock\.json/")"
	[ -z "$provider_id" ] && return 0
	provider_video=$(curl -s "https://embed.ssbcontent.site$provider_id" | sed 's|},{|\n|g' | sed -nE 's|.*link":"([^"]*)".*"resolutionStr":"([^"]*)".*|\1|p;s|.*hls","url":"([^"]*)".*"hardsub_lang":"en-US".*|\1|p')
	[ -z "$provider_video" ] && return 0
	case $provider_video in
		*repackager.wixmp.com*) down "$base_url" "$(printf %s "$provider_video" | head -1 | cut -d',' -f1,2 | tr -d ',' | sed 's|repackager.wixmp.com/||g')/mp4/file.mp4" "$1" ;;
		*rmbl.ws*) down "$base_url" "$(printf %s "$provider_video" | tail -1)" "$1" ;;
		*) down "$base_url" "$(printf %s "$provider_video" | head -1)" "$1" ;;
	esac
}

allanime_curl() {
	curl -e 'https://allanime.to' -sL --cipher AES256-SHA256 -G "${base_url}/api" -A "$agent" --data-urlencode "$1" --data-urlencode "$2"
}

base_url="https://api.allanime.day"
agent="Mozilla/5.0"
[ -n "$2" ] && debug=1

case $(uname -o) in
	*ndroid*)
		os="droid"
		download_dir="/sdcard"
		script_dir="$HOME/.shortcuts"
		;;
	*)
		os="linux"
		download_dir="$HOME/Downloads"
		terminal="$TERMINAL -e"
		script_dir="$HOME/repos_scripts"
		;;
esac

# shellcheck source=./.functions
. "$script_dir/.functions"
trap "exit 0" INT HUP
info_$os "Parsing $base_url.. Please wait..."

#shellcheck disable=SC2016
query='query($search: SearchInput $limit: Int $page: Int $translationType: VaildTranslationTypeEnumType $countryOrigin: VaildCountryOriginEnumType) { shows( search: $search limit: $limit page: $page translationType: $translationType countryOrigin: $countryOrigin ) {edges { _id name lastEpisodeInfo __typename}}}'
[ -z "$1" ] && url=$(allanime_curl "query=$query" 'variables={"search":{"sortBy":"Recent","allowAdult":true,"allowUnknown":true},"limit":40,"page":1,"translationType":"sub","countryOrigin":"JP"}' | sed 's|Show|\n|g' | sed -nE 's|.*_id":"([^"]*)","name":"([^"]*)".*sub":\{"episodeString":"([^"]*)".*|\1\t\2 Episode \3|p' | menu_$os "Select Anime: " '--with-nth 2..' | tr ':' ' ' | tr -s ' ') || url=$(printf "%s" "$1" | sed -nE 's|.*/watch/(.*)-sub|\1|p')

[ -z "$url" ] && error_$os "No anime selected" && exit 0
title=$(printf "%s" "$url" | cut -f2-)
id=$(printf "%s" "$url" | cut -f1)
ep_no=$(printf "%s" "$url" | sed 's/.*Episode //g')

info_$os "Loading Episode $title.."
#shellcheck disable=SC2016
episode_embed_gql='query ($showId: String!, $translationType: VaildTranslationTypeEnumType!, $episodeString: String!) { episode( showId: $showId translationType: $translationType episodeString: $episodeString ) { episodeString sourceUrls }}'
data=$(allanime_curl "variables={\"showId\":\"$id\",\"translationType\":\"sub\",\"countryOrigin\":\"ALL\",\"episodeString\":\"$ep_no\"}" "query=$episode_embed_gql" | tr '{}' '\n' | sed 's|\\u002F|\/|g;s|\\||g' | sed -nE 's|.*sourceUrl":"--([^"]*)".*sourceName":"([^"]*)".*|\2 :\1|p')
info_$os "Fetching Embed links"

#dropbox links
provider_run "dropbox" "/Sak :/p" "$2"

#wetransfer links
provider_run "wetransfer" "/Kir :/p" "$2"

#sharepoint links
provider_run "sharepoint" "/S-mp4 :/p" "$2"

#gogoplay links
provider_run "gogoplay" "/Luf-mp4 :/p" "$2"

[ -z "$2" ] && error_$os "no more mirror links..sorry" && exit 0