#!/bin/bash
set -e

for f in /docker-entrypoint-initdb.d/*.cql; do
    chown cassandra.root "$f"
done


# first arg is `-f` or `--some-option`
# or there are no args
if [ "$#" -eq 0 ] || [ "${1#-}" != "$1" ]; then
    set -- cassandra -f "$@"
fi

# allow the container to be started with `--user`
if [ "$1" = 'cassandra' -a "$(id -u)" = '0' ]; then
    chown -R cassandra /var/lib/cassandra /var/log/cassandra "$CASSANDRA_CONFIG"
    exec gosu cassandra "$BASH_SOURCE" "$@"
fi

if [ "$1" = 'cassandra' ]; then
    : ${CASSANDRA_RPC_ADDRESS='0.0.0.0'}

    : ${CASSANDRA_LISTEN_ADDRESS='auto'}
    if [ "$CASSANDRA_LISTEN_ADDRESS" = 'auto' ]; then
        CASSANDRA_LISTEN_ADDRESS="$(hostname --ip-address)"
    fi

    : ${CASSANDRA_BROADCAST_ADDRESS="$CASSANDRA_LISTEN_ADDRESS"}

    if [ "$CASSANDRA_BROADCAST_ADDRESS" = 'auto' ]; then
        CASSANDRA_BROADCAST_ADDRESS="$(hostname --ip-address)"
    fi
    : ${CASSANDRA_BROADCAST_RPC_ADDRESS:=$CASSANDRA_BROADCAST_ADDRESS}

    if [ -n "${CASSANDRA_NAME:+1}" ]; then
        : ${CASSANDRA_SEEDS:="cassandra"}
    fi
    : ${CASSANDRA_SEEDS:="$CASSANDRA_BROADCAST_ADDRESS"}
    
    sed -ri 's/(- seeds:).*/\1 "'"$CASSANDRA_SEEDS"'"/' "$CASSANDRA_CONFIG/cassandra.yaml"

    for yaml in \
        broadcast_address \
        broadcast_rpc_address \
        cluster_name \
        endpoint_snitch \
        listen_address \
        num_tokens \
        rpc_address \
        start_rpc \
    ; do
        var="CASSANDRA_${yaml^^}"
        val="${!var}"
        if [ "$val" ]; then
            sed -ri 's/^(# )?('"$yaml"':).*/\2 '"$val"'/' "$CASSANDRA_CONFIG/cassandra.yaml"
        fi
    done

    for rackdc in dc rack; do
        var="CASSANDRA_${rackdc^^}"
        val="${!var}"
        if [ "$val" ]; then
            sed -ri 's/^('"$rackdc"'=).*/\1 '"$val"'/' "$CASSANDRA_CONFIG/cassandra-rackdc.properties"
        fi
    done
fi

echo "Updating username and password"
for f in /docker-entrypoint-initdb.d/music*.cql; do
    if [ "${CASSUSER}" ]; then
        sed -ri 's/CASSUSER/'${CASSUSER}'/' "$f"
    fi
    if [ "${CASSPASS}" ]; then
        sed -ri 's/CASSPASS/'${CASSPASS}'/' "$f"
    fi
done
echo "Updating username and password - Complete"




echo "################################ Let run cql's ##############################"
for f in /docker-entrypoint-initdb.d/*; do
    
    case "$f" in
        *.cql)
            echo "$0: running $f" && until cqlsh -u cassandra -p cassandra -f "$f"; do >&2 echo "Cassandra is unavailable - sleeping"; sleep 2; done & ;;
        *)        echo "$0: ignoring $f" ;;
    esac
    echo
done

exec "$@"