#!/bin/bash

#set default privileges to -rw-r-----
umask 027

set -a
if [ -r "/etc/default/<%= EZBake::Config[:project] -%>" ] ; then
    . /etc/default/<%= EZBake::Config[:project] %>
elif [ -r "/etc/sysconfig/<%= EZBake::Config[:project] -%>" ] ; then
    . /etc/sysconfig/<%= EZBake::Config[:project] %>
elif [ `uname` == "OpenBSD" ] ; then
    JAVA_BIN=$(javaPathHelper -c <%= EZBake::Config[:project] %>)
    JAVA_ARGS="<%= EZBake::Config[:java_args] %>"
    TK_ARGS="<%= EZBake::Config[:tk_args] %>"
    USER="_<%= EZBake::Config[:user] %>"
    INSTALL_DIR="/opt/puppetlabs/server/apps/<%= EZBake::Config[:project] %>"
    CONFIG="/etc/puppetlabs/<%= EZBake::Config[:project] %>/conf.d"
else
    echo "You seem to be missing some important configuration files; could not find /etc/default/<%= EZBake::Config[:project] -%> or /etc/sysconfig/<%= EZBake::Config[:project] -%>" >&2
    exit 1
fi
set +a

CLI_DIR="${INSTALL_DIR}/cli"
CLI_APP_DIR="${CLI_DIR}/apps"
APPS=`ls ${CLI_APP_DIR} 2>/dev/null`

#############
# FUNCTIONS #
#############

# Display usage then exit
function usage {

    if [ "$APPS" == "" ]; then
        echo "ERROR: No sub-commands found in ${CLI_APP_DIR}"
        exit 1
    fi

    cat <<EOD
usage: $(basename $0) ([--help] | [--version]) <command> [<args>]

The most commonly used <%= EZBake::Config[:real_name] %> commands are:
EOD

    # Iterate and display commands in the CLI_APP_DIR
    for f in $APPS; do
        echo "   $f"
    done

    cat << EOD

See '$(basename $0) <command> -h' for more information on a specific command.
EOD
    exit 0
}

function show_version {
    cat <<EOD
<%= EZBake::Config[:real_name] %> version: <%= Pkg::Config.version %>
EOD
    exit 0
}

# Execute the subcommand if available.
#
# $1 - subcommand
# $n - arguments
#
# Example:
#
#   execsubcommand export -o test.dump -H 1.1.1.1
#
function execsubcommand {
    sub=$1
    shift
    cmd="${CLI_APP_DIR}/${sub}"

    if [ -e ${cmd} ]; then
        exec "${cmd}" "$@"
    else
        echo "<%= EZBake::Config[:real_name] %>: '${sub}' is not a <%= EZBake::Config[:real_name] %> command. See '$(basename $0) --help'."
    fi
}

########
# MAIN #
########

if [ -z $1 ] || [ $1 = "--help" ] || [ $1 = "-h" ]; then
    usage
fi
if [ $1 = "--version" ] || [ $1 = "-v" ]; then
    show_version
fi

execsubcommand "$@"