#!/bin/bash

TABLE_NAME="SolarPanelOutput";

if [ "$#" -ne 2 ]; then
	echo "Usage: $0 [/log/file/directory/] [/path/to/db/database].db";
fi

if ! [ -d "$1" ]; then
	echo "Error opening log file directory $1, aborting.";
	exit 1;
fi

if ! [ -f "$2" ]; then
	echo "Error opening database file $2, aborting.";
	exit 1;
fi

if [ "${$1}" != */ ]; then
	$1 = "$1/";
fi

for DIRECTORY in $1*/; do
	if [ -d "$DIRECTORY" ]; then
		echo "Checking out directory $DIRECTORY...";
		for FILE in $DIRECTORY*; do
			if [ -f "$FILE" ]; then
				echo "Processing file $FILE...";
				while read line; do
					PROCESSED_LINE="$(echo "$line" | tr -s ' ')";
					ISODATE="$(echo "$PROCESSED_LINE" | cut -d ' ' -f1)";
					WATT="$(echo "$PROCESSED_LINE" | cut -d ' ' -f2)";
					KILOWATTHR="$(echo "$PROCESSED_LINE" | cut -d ' ' -f3)";

					EPOCHDATE="$(date -d"$ISODATE" +%s)"
					sqlite3 $2 "INSERT INTO $TABLE_NAME VALUES($EPOCHDATE, $WATT, $KILOWATTHR);";
				done < "$FILE"
			fi
		done;
	fi
done