#!/usr/bin/env sh

# include common definitions
# shellcheck source=scripts/core/sxmo_common.sh
. "$(dirname "$0")/sxmo_common.sh"

HISTORY_FILE="$XDG_CACHE_HOME"/sxmo/youtubehistory.tsv
NRESULTS=5
AUDIOONLY=0

youtubesearch() {
	QUERY="$1"
	NRESULTS="$2"
	youtube-dl -f '[height<420]' -e --get-id --get-duration "ytsearch$NRESULTS:$QUERY" |
		paste - - - -d ' ' |
		awk -F" " '{DUR=$NF; NF-=1; print DUR " " $0}' |
		sed -E 's#([^ ]+)$#ytdl://\1#g'
}

searchmenu() {
	HISTORY="$(
		tac "$HISTORY_FILE" | nl | sort -uk 2 | sort -k 1 | cut -f 2 | grep . |
		sed "s#^#History: #g"
	)"

	while true; do
		ENTRY="$(
			printf %b "
				Close Menu
				Show 1 Result              $([ "$NRESULTS" = "1" ] && echo "$icon_chk")
				Show 5 Results             $([ "$NRESULTS" = "5" ] && echo "$icon_chk")
				Show 10 Results            $([ "$NRESULTS" = "10" ] && echo "$icon_chk")
				Show 20 Results            $([ "$NRESULTS" = "20" ] && echo "$icon_chk")
				$HISTORY
			" |
				xargs -0 echo |
				sed '/^[[:space:]]*$/d' |
				awk '{$1=$1};1' |
				sxmo_dmenu_with_kb.sh -p "Yt Search" -c -l 10
		)"

		if [ "Close Menu" = "$ENTRY" ]; then
			exit 0
		elif echo "$ENTRY" | grep -E "Show [0-9]+ Results*"; then
			NRESULTS="$(echo "$ENTRY" | grep -oE "[0-9]+")"
		else
			ENTRY="$(echo "$ENTRY" | sed 's#^History: ##')"
			printf %b "$ENTRY\n" >> "$HISTORY_FILE"
			youtubesearch "$ENTRY" "$NRESULTS" | resultsmenu
		fi
	done
}

resultsmenu() {
	RESULTS="$(cat)"

	while true; do
		PICKED="$(
			printf %b "
				Close Menu\n
				Change Search\n
				$RESULTS
			" |
				xargs -0 echo |
				sed '/^[[:space:]]*$/d' |
				awk '{$1=$1};1' |
				dmenu -c -l 10 -p "Results" -fn Terminus-20
		)"

		if [ "Change Search" = "$PICKED" ]; then
			return
		elif [ "Close Menu" = "$PICKED" ]; then
			exit 0
		elif [ "$AUDIOONLY" = 1 ]; then
			URL="$(echo "$PICKED" | awk -F " " '{print $NF}')"
			sxmo_terminal.sh mpv -ao=alsa -v --no-video "$URL" &
		else
			URL="$(echo "$PICKED" | awk -F " " '{print $NF}')"
			sxmo_terminal.sh mpv -ao=alsa -v --ytdl-format='[height<420]' "$URL" &
		fi
	done
}

video() {
	AUDIOONLY=0
	searchmenu
}

audio() {
	AUDIOONLY=1
	searchmenu
}

$1