#!/usr/bin/env bash

# download/get files.html
# find (Events|Players|Openings updated): Month YYYY
# => store in last update
# => if one changed -> process

# in files.html
# div "Players"
# => table below
# => folder "players/"

# div "Openings"
# h2 "Modern Queen Pawn", "Classical Queen Pawn", "Modern King Pawn", "Classical King Pawn", "Flank and Unorthodox"
# => table below each h2
# => folder "openings/"

# div "Events"
# h2 "Tournaments", "Candidates and Interzonals", "World Championships"

# has to be YYYYMMDD
current_date="${1}";

current_date='20230718';

files=("Candidates_and_Interzonals" "Classical_King_Pawn" "Classical_Queen_Pawn" "Flank_and_Unorthodox" "Modern_King_Pawn" "Modern_Queen_Pawn" "Players" "Tournaments" "World_Championships");
folder="pgnmentor-files/"

if [ ! -d "${folder}" ]; then
	echo "Missing $folder";
	exit;
fi;

for i in "${files[@]}"; do
	file=${i//_/ }".${current_date}.txt";
	output=${i//_/ }".pgn";
	if [ -f "${file}" ]; then
		echo "OK: $file";
		rm -f "${output}";
		while read -r pgn; do
			if [ -f "${folder}${pgn}" ]; then
				cat "${folder}${pgn}" >> "${output}";
				echo -n "."
			else
				echo "[!!] Missing ${folder}${pgn}";
			fi;
		done <"${file}";
		echo "[DONE]";
	fi;
done;

# __END__