#!/bin/bash

set -eu -o pipefail

shopt -s failglob

: ${SYSREPOCTL:=sysrepoctl}
: ${SYSREPOCFG:=sysrepocfg}
: ${SYSREPOCTL_ROOT_PERMS:=-o root:root -p 600}
: ${YANG_DIR:=@CMAKE_CURRENT_SOURCE_DIR@/yang/nts-manager}

is_yang_module_installed() {
    module=$1

    $SYSREPOCTL -l | grep --count "^$module [^|]*|[^|]*| Installed .*$" > /dev/null
}

install_yang_module() {
    module=$1

    if ! is_yang_module_installed $module; then
        echo "- Installing module $module..."
        $SYSREPOCTL -i -g ${YANG_DIR}/$module.yang $SYSREPOCTL_ROOT_PERMS
    else
        echo "- Module $module already installed."
    fi
}

uninstall_yang_module() {
    module=$1

    if is_yang_module_installed $module; then
        echo "- Uninstalling module $module..."
        $SYSREPOCTL -u -m $module
    else
        echo "- Module $module is not installed."
    fi
}

enable_yang_module_feature() {
    module=$1
    feature=$2

    if ! $SYSREPOCTL -l | grep --count "^$module [^|]*|[^|]*|[^|]*|[^|]*|[^|]*|[^|]*|.* $feature.*$" > /dev/null; then
        echo "- Enabling feature $feature in $module..."
        $SYSREPOCTL -m $module -e $feature
    else
        echo "- Feature $feature in $module already enabled."
    fi
}

echo "- Installing network-topology-simulator..."
install_yang_module network-topology-simulator

echo "- Adding startup datastore in network-topology-simulator..."
$SYSREPOCFG -d startup -i $YANG_DIR/network-topology-simulator.xml -f xml network-topology-simulator