#! /bin/bash

ifExit(){
	if [[ $? != 0 ]]; then
		echo "ifExit"
		echo "$1"
		for var in "$@"
		do
			    echo "$var"
		done
		exit 1
	fi
}

if0Exit(){
	if [[ $? == 0 ]]; then
		echo "if0Exit"
		echo "$1"
		for var in "$@"
		do
			    echo "$var"
		done
		exit 1
	fi
}


export -f ifExit
export -f if0Exit

#------------------------------------------------
# set and export directories

if [ "$CHAIN_ID" = "" ]; then
	echo "ecm requires CHAIN_ID be set"
	exit 1
fi

# TODO: deal with chain numbers
# and eg. $CONTAINER_NAME
CHAIN_DIR="/home/$USER/.eris/chains/$CHAIN_ID"

# set the tendermint directory
TMROOT=$CHAIN_DIR

if [ ! -d "$CHAIN_DIR" ]; then
	mkdir -p $CHAIN_DIR
	ifExit "Error making root dir $CHAIN_DIR"
fi

# our root chain
if [ ! $ROOT_CHAIN_ID ]; then
	ROOT_CHAIN_ID=etcb_testnet
fi
if [ ! $NODE_ADDR ]; then
	NODE_ADDR=interblock.io:46657
fi
if [ ! $P2P_ADDR ]; then
	P2P_ADDR=interblock.io:46656
fi

# where the etcb client scripts are
if [ ! $ECM_PATH ]; then
	ECM_PATH=.
fi

#------------------------------------------------
# dump key files if they are in env vars

if [ -z "$KEY" ]
then
  echo "No Key Given"
else
  echo "Key Given. Writing priv_validator.json"
	echo "$KEY" >> $CHAIN_DIR/priv_validator.json
fi

if [ -z "$GENESIS" ]
then
  echo "No Genesis Given"
else
  echo "Genesis Given. Writing genesis.json"
	echo "$GENESIS" > $CHAIN_DIR/genesis.json
fi

if [ -z "$GENESIS_CSV" ]
then
  echo "No Genesis_CSV Given"
else
  echo "Genesis_CSV Given. Writing genesis.csv"
  echo "$GENESIS_CSV" > $CHAIN_DIR/genesis.csv
fi

if [ -z "$CHAIN_CONFIG" ]
then
  echo "No Chain Config Given"
else
  echo "Chain Config Given. Writing config.toml"
	echo "$CHAIN_CONFIG" > $CHAIN_DIR/config.toml
fi

if [ -z "$SERVER_CONFIG" ]
then
  echo "No Server Config Given"
else
  echo "Server Config Given. Writing server_conf.toml"
	echo "$SERVER_CONFIG" > $CHAIN_DIR/server_conf.toml
fi

#------------------------------------------------
# export important vars

export TMROOT
export CHAIN_DIR
export NODE_ADDR
export P2P_ADDR
export ECM_PATH  # set by Dockerfile

export MINTX_NODE_ADDR=$NODE_ADDR
export MINTX_SIGN_ADDR=keys:4767


# print the version
bash $ECM_PATH/version.sh

#-----------------------------------------------------------------------
# either we are fetching a chain for the first time,
# creating one from scratch, or running one we already have
CMD=$1
case $CMD in
"install" ) $ECM_PATH/chain_install.sh
	;;
"new" ) $ECM_PATH/chain_new.sh
	;;
"run" ) $ECM_PATH/chain_run.sh
	;;
"register" ) $ECM_PATH/chain_register.sh
	;;
*)	echo "Enter a command for starting the chain (new, install, run, register)"
	;;
esac