#!/usr/bin/env bash
#
# SPDX-License-Identifier: Apache-2.0
#
set -xeuo pipefail
exec 1>&2
BUILD_OUTPUT_DIR="$1"
RUN_METADATA_DIR="$2"

LOG_DIRECTORY=${PWD}/logs

#######################################
# Export environment variables and extract certificate files from chaincode.json
# Globals:
#   None
# Arguments:
#   METADATA_DIR: Location of the chaincode.json file
# Returns:
#   None
#######################################
function process_chaincode_metadata_json {
    local METADATA_DIR=${RUN_METADATA_DIR}

    CORE_CHAINCODE_ID_NAME="$(jq -r .chaincode_id "$METADATA_DIR/chaincode.json")"
    CORE_PEER_ADDRESS="$(jq -r .peer_address "$METADATA_DIR/chaincode.json")"
    CORE_PEER_LOCALMSPID="$(jq -r .mspid "$METADATA_DIR/chaincode.json")"
    export CORE_CHAINCODE_ID_NAME
    export CORE_PEER_ADDRESS
    export CORE_PEER_LOCALMSPID

    if [ -z "$(jq -r .client_cert "$METADATA_DIR/chaincode.json")" ]; then
        CORE_PEER_TLS_ENABLED="false"
        export CORE_PEER_TLS_ENABLED
    else
        CORE_PEER_TLS_ENABLED="true"
        CORE_TLS_CLIENT_CERT_FILE="$BUILD_OUTPUT_DIR/client.crt"
        CORE_TLS_CLIENT_KEY_FILE="$BUILD_OUTPUT_DIR/client.key"
        CORE_PEER_TLS_ROOTCERT_FILE="$BUILD_OUTPUT_DIR/root.crt"
        export CORE_PEER_TLS_ENABLED
        export CORE_TLS_CLIENT_CERT_FILE
        export CORE_TLS_CLIENT_KEY_FILE
        export CORE_PEER_TLS_ROOTCERT_FILE

        jq -r .client_cert "$METADATA_DIR/chaincode.json" >"$CORE_TLS_CLIENT_CERT_FILE"
        jq -r .client_key "$METADATA_DIR/chaincode.json" >"$CORE_TLS_CLIENT_KEY_FILE"
        jq -r .root_cert "$METADATA_DIR/chaincode.json" >"$CORE_PEER_TLS_ROOTCERT_FILE"
    fi
}

# extract the required environment variables
process_chaincode_metadata_json

# output for debug purposes
env | grep CORE | sort

exec "${BUILD_OUTPUT_DIR}/chaincode" -peer.address="${CORE_PEER_ADDRESS}" > ${LOG_DIRECTORY}/${CORE_CHAINCODE_ID_NAME}.log 2>&1