#!/bin/bash

set -e

source ./common.sh

# Steps : enumerate all files at beginning of every playback decision
# 	Compare to files in folder
# 	if file is in playback database, skip
#   else add to candidates list
#	if candidate list is empty, destroy and recreate playback database
#		continue
#   generate random selection
#   add to playback database
#   add to history database
#   start playback
#   

Play () {
	ffmpeg -threads 1 -re -i "${1}" -c copy -f flv "${DESTINATION}"
}

AllFiles () {
	fileList=$(mktemp)
	ls -1 "${VIDEOS}/"*.flv > "${fileList}"
	echo "${fileList}"
}

SetupHistory
WipePlayback
SetupPlayback

last=""

while true; do
	files=$(AllFiles)
	fileCount=$(cat "${files}" | wc -l)
	playbackCount=$(PDB "SELECT COUNT(*) FROM playback")
	if [ ${fileCount} -eq 0 ]; then
		echo "No files to play :("
		break
	fi
	if [ ${playbackCount} -eq 0 ]; then
		WipeHistory
		SetupHistory
		continue
	fi

	break
done

WipePlayback