#!/bin/bash

source _common.sh
source /usr/share/yunohost/helpers

#=================================================
# RETRIEVE ARGUMENTS
#=================================================

data_dir=$(ynh_app_setting_get $app data_dir)
secret_node_id=$(ynh_app_setting_get $app data_dir)

if ! system_is_inside_container
then
    nbd_index=$(cat $data_dir/nbd_index)
fi

set__weight() {
    if system_is_inside_container
    then
        systemctl stop $app
        old_weight="$(ynh_app_setting_get --app=$app --key=weight)"
        if [ $old_weight -le $weight ]
        then
            qemu-img resize $data_dir/garage_data.qcow2 "$weight"G
            qemu-nbd --connect /dev/nbd$nbd_index $data_dir/garage_data.qcow2
            e2fsck -f -y /dev/nbd$nbd_index
            resize2fs /dev/nbd$nbd_index
            qemu-nbd --disconnect /dev/nbd$nbd_index
        else
            e2fsck -f -y /dev/nbd0
            resize2fs /dev/nbd$nbd_index $weightG
            qemu-nbd --disconnect /dev/nbd$nbd_index
            qemu-img resize --shrink $data_dir/garage_data.qcow2 "$weight"G
        fi
        $install_dir/umount_disk.sh
        systemctl start $app
        sleep 3
    fi
    $garage layout assign $secret_node_id -c $weight 2>/dev/null
    garage_layout_apply
    ynh_app_setting_set --app=$app --key=weight --value=$weight
}


set__bootstrap_peers() {
    garage_connect "$bootstrap_peers" 2>/dev/null
    garage_layout_apply
    ynh_app_setting_set --app=$app --key=bootstrap_peers --value=$bootstrap_peers
}

get__node() {
cat << EOF
ask:
  en: "**Node Id** : $($garage node id -q) \n
  *This id is a sensitive information and should not be shared with anyone else than other nodes of the cluster*"
style: "info"
EOF
}

get__status() {
status=$($garage status 2> /dev/null | sed -E 's/([a-z0-9]{16})/\n**\1**/g') 
cat << EOF
ask:
  en: "**Current garage layout**: \n
$status"
EOF

if echo "$status" | grep -q "FAILED NODES\|garage layout show"
then
    cat << EOF
style: "danger"
EOF
else
    cat << EOF
style: "success"
EOF
fi
}

#=================================================
# GENERIC FINALIZATION
#=================================================
ynh_app_config_run $1