#!/bin/bash
########################################################################
# Author: Fred (support@qo-op.com)
# Version: 0.3
# License: AGPL-3.0 (https://choosealicense.com/licenses/agpl-3.0/)
########################################################################
# ASTROPORT COMMAND RECEIVER & DISPACHER
# Rise Up by unid@chan && Run corresponding command.sh
########################################################################
# NOT WORKING YET
# TODO! CONVERT G1SMS+ FROM PHONE TO MULTICHANNEL
########################################################################
MY_PATH="`dirname \"$0\"`"              # relative
MY_PATH="`( cd \"$MY_PATH\" && pwd )`"  # absolutized and normalized
source ./zen/functions.sh

SOURCE="$1" # id@channel
COMMAND="$2" # command received (message, comment, ...)

[[ $SOURCE == "" ]] && SOURCE="unid@channel"
[[ $COMMAND == "" ]] && COMMAND="cmd arg1 arg2 ..."

SOURCEH=$(echo -n $SOURCE | sha512sum | cut -d ' ' -f 1) # Hash SOURCE 

SRC=$(echo "$SOURCE" | cut -d '@' -f 1)
CHAN=$(echo "$SOURCE" | cut -d '@' -f 2)
CMD=$(echo "$COMMAND" | awk '{print toupper($1)}') # CMD is first word

########################################################################
# ANTI SPAM
##################################################################
NOspam

##################################################################
# Handle commands CMD
##################################################################
case "$CMD" in
	# RAZ MEMERUID?
	RAZ)
		MEMBERUID=$(echo "$COMMAND" | awk '{print $2}' | grep -E "([A-Za-z0-9\-\_]+$)")
		./shell/chan_RAZ.sh "$SOURCE" "$MEMBERUID"&
		;;

	# HELP
	HELP)
		./shell/chan_HELP.sh "$SOURCE" &
		;;

	# NEW MEMERUID?
	NEW)
		MEMBERUID=$(echo "$COMMAND" | awk '{print $2}' | grep -E "([A-Za-z0-9\-\_]+$)")
		./shell/chan_NEW.sh "$SOURCE" "$MEMBERUID" &
		;;
	
	# PAY DESTINATION! MONEY!
	PAY)
		DESTINATION=$(echo "$COMMAND" | awk '{print tolower($2)}' | grep -E "[a-z0-9._%+-]+@[a-z0-9._%+-]")
		MONEY=$(echo "$COMMAND" | awk '{print $3}' | grep -E "^\-?[0-9]+$")
		if [[ "$DEST" != "" && "$MONEY" != "" ]]; then
			./shell/chan_PAY.sh "$SOURCE" "$DEST" "$MONEY" &
		else
			./shell/chan_ERROR.sh "$SOURCE" "PAY DESTINATION! MONEY!" &
		fi
		;;
		
	# VIR AMOUNT! VIRDEST! PERIOD? TIME?
	VIR)
        AMOUNT=$(echo "$COMMAND" | awk '{print $2}' | grep -E "^\-?[0-9]+$")
    	VIRDEST=$(echo "$COMMAND" | awk '{print $3}' | grep -E "([A-Za-z0-9\-\_]+$)")
        PERIOD=$(echo "$COMMAND" | awk '{print toupper($4)}' | grep -E "([A-Za-z0-9\-\_]+$)")
        TIME=$(echo "$COMMAND" | awk '{print $5}' | grep -E "^\-?[0-9]+$")
        if [[ "$VIRDEST" != "" && "$AMOUNT" != "" && "$PERIOD" != "" && "$TIME" != "" ]]; then
	        ./shell/chan_VIR.sh "$SOURCE" "$VIRDEST" "$AMOUNT" "$PERIOD" "$TIME" &
        else
			./shell/chan_ERROR.sh "$SOURCE" "VIR AMOUNT! VIRDEST! PERIOD? TIME?" &
        fi
		;;
		
	# BAL 
	BAL)
		./shell/chan_COUNT.sh "$SOURCE" &
		;;
		
	# EMAIL MAIL!
	EMAIL)
    	MAIL=$(echo "$COMMAND" | awk '{print tolower($2)}' | grep -E "[a-z0-9._%+-]+@[a-z0-9.-]+\.[a-z]{2,4}")
    	if [[ "$MAIL" != "" ]]; then
			./shell/chan_EMAIL.sh "$SOURCE" "$MAIL" &
		else
			./shell/chan_ERROR.sh "$SOURCE" "EMAIL MAIL!" &
		fi
		;;
		
	# BILL VAL!
	BILL)
    	VAL=$(echo "$COMMAND" | awk '{print $2}' | grep -E "^\-?[0-9]+$")
        if [[ "$VAL" != "" ]]; then
    	    ./shell/chan_BILLET.sh "$SOURCE" "$VAL" &
		else
			./shell/chan_ERROR.sh "$SOURCE" "BILL VAL!" &
		fi
        ;;

	# CHK W1! W2! W3? W4? W5? W6? W7?
	CHK)
    	W1=$(echo "$COMMAND" | awk '{print tolower($2)}' | grep -E "^[a-z0-9]+$")
    	W2=$(echo "$COMMAND" | awk '{print tolower($3)}' | grep -E "^[a-z0-9]+$")
		W3=$(echo "$COMMAND" | awk '{print tolower($4)}' | grep -E "^[a-z0-9]+$")
		W4=$(echo "$COMMAND" | awk '{print tolower($5)}' | grep -E "^[a-z0-9]+$")
		W5=$(echo "$COMMAND" | awk '{print tolower($6)}' | grep -E "^[a-z0-9]+$")
		W6=$(echo "$COMMAND" | awk '{print tolower($7)}' | grep -E "^[a-z0-9]+$")
		W7=$(echo "$COMMAND" | awk '{print tolower($8)}' | grep -E "^[a-z0-9]+$")
		if [[ "$W1" != "" && "$W2" != "" ]]; then
			./shell/chan_BILLETCHK.sh "$SOURCE" "$W1" "$W2" "$W3" "$W4" "$W5" "$W6" "$W7" &
		else
			./shell/chan_ERROR.sh "$SOURCE" "CHK W1! W2! W3? W4? W5? W6? W7?" &
		fi
		;;
		
	CMD)
		echo "==================================================="
		echo "HELLO $SOURCE your ASTROPORT suit is $SOURCEH"
		echo "RUN ./command_received.sh \"$SOURCE\" \"$COMMAND\""
		;;

	ACK|DELIVERED|PENDING|FAILED)
		exit 0
		;;

	*)
		echo "$SOURCE :: UNKNOWN $COMMAND"
		exit 1
		;;
esac

exit 0