#!/usr/bin/env bash
set -e
if [ -n "$CERC_SCRIPT_DEBUG" ]; then
  set -x
fi

SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
source ${SCRIPT_DIR}/lib.sh

if [[ -n "$1" ]]; then
        machine_name_prefix=$1
else
        echo "Usage: $0 <machine-name-prefix>"
        exit 1
fi

gentx_dir=${node_network_dir}/config/gentx
genesis_json_file=${node_network_dir}/config/genesis.json
local_gentx_dir=gentx-${machine_name_prefix}

echo "Fetch node ids and node ips for persistent-peers"
for (( i=1 ; i<=$node_count ; i++ ));
do
        node_name=${machine_name_prefix}-${i}
        node_host_name=${node_name}.${machine_domain}
	gentx_file_name=$(ssh ${ssh_user}@${node_host_name} ls /home/laconic/${gentx_dir} | head -1)
	node_id=$(echo ${gentx_file_name} | sed -e 's/^gentx-//' -e 's/.json$//')
	node_ip=$(dig +short ${node_host_name})
	peer=${node_id}@${node_ip}:${p2p_port}
	persistent_peers+=${peer}
	if [[ ${i} -lt ${node_count} ]]; then
	        persistent_peers+=','
	fi
done

echo "Copying gentx from all nodes except 1"
rm -rf ${local_gentx_dir}
mkdir ${local_gentx_dir}
# Note: start at node 2 here because we're going to copy to node 1
for (( i=2 ; i<=$node_count ; i++ ));
do
	node_name=${machine_name_prefix}-${i}
	node_host_name=${node_name}.${machine_domain}
	echo "Copying ${gentx_dir} on ${node_name} to ${local_gentx_dir}"
        scp laconic@${node_host_name}:~/${gentx_dir}/* ${local_gentx_dir}
        scp laconic@${node_host_name}:~/${genesis_json_file} ${local_gentx_dir}/${node_name}-genesis.json
done

# Extract the peer node validator addresses from their genesis.json files
gentx_addresses=""
for (( i=2 ; i<=$node_count ; i++ ));
do
    node_name=${machine_name_prefix}-${i}
    node_genesis_file=${local_gentx_dir}/${node_name}-genesis.json
    node_gentx_address=$(grep address ${node_genesis_file} | head -1 | cut -d '"' -f 4)
    gentx_addresses+=${delimeter}${node_gentx_address}
    delimeter=","
done

echo "Copying gentx files to node 1"
node_1_host_name=${machine_name_prefix}-1.${machine_domain}
ssh ${ssh_user}@${node_1_host_name} rm -rf ${local_gentx_dir}
ssh ${ssh_user}@${node_1_host_name} mkdir ${local_gentx_dir}
scp ${local_gentx_dir}/gentx-* laconic@${node_1_host_name}:~/${local_gentx_dir}

gentx_file_list=$(ssh laconic@${node_1_host_name} ls -m ${local_gentx_dir}/gentx-*)
echo "Node 1 now has: ${gentx_file_list}"

gentx_files=$(echo ${gentx_file_list} | tr -d ' ' | tr -d '\n')

echo "Generate genesis on node 1"
ssh ${ssh_user}@${node_1_host_name} ${so_command} --stack mainnet-laconic deploy setup --network-dir ${node_network_dir} --create-network --gentx-files ${gentx_files} --gentx-addresses ${gentx_addresses}
# Change file ownership in the network dir to work around root-only container issue
change_dir_ownership ${node_1_host_name} ${node_network_dir}

echo "Fetching genesis file from node 1"
local_genesis_file=${local_gentx_dir}/genesis.json
scp ${ssh_user}@${node_1_host_name}:~/${node_network_dir}/config/genesis.json ${local_gentx_dir}

echo "Copying genesis file to other nodes"
# Note: we should be using --create-network --genesis-file ${genesis_file} for this rather than copying directly into the network dir
# Note: start at node 2 here because we're going to copy to node 1
for (( i=2 ; i<=$node_count ; i++ ));
do
        node_name=${machine_name_prefix}-${i}
        node_host_name=${node_name}.${machine_domain}
        echo "Copying ${local_genesis_file} to  ${node_name} to ${node_name}"
        scp ${local_genesis_file} ${ssh_user}@${node_host_name}:~/${node_network_dir}/config
done

echo "Use this for persistent_peers:"
echo ${persistent_peers}