# Load previous state
if [ -f "$STATE_DIR/.env" ]; then
  source "$STATE_DIR/.env"
fi

{% if volumes and volumes|length > 0 %}
echo ""
echo "=== Processing Volumes ==="

{% for volume in volumes %}
echo ""
echo "Processing volume: {{ volume.name }} (state={{ volume.volume_state | default(value='new') }})"

{# ── Step 1: Create if new ────────────��───────────────────────────────── #}
{% if volume.volume_state is not defined or volume.volume_state == "new" %}
if hcloud volume describe "{{ volume.name }}" &>/dev/null; then
  echo "  Volume '{{ volume.name }}' already exists, skipping creation"
else
  hcloud volume create \
    --name "{{ volume.name }}" \
    --size "{{ volume.size }}" \
    --location "{{ volume.location | default(value='nbg1') }}" \
    --format "{{ volume.format | default(value='ext4') }}"
  echo "  ✓ Volume '{{ volume.name }}' created ({{ volume.size }}GB)"
fi
{% else %}
echo "  Volume '{{ volume.name }}' pre-existing — skipping creation (no format)"
{% endif %}

{# ── Step 2: Attach ───────────��───────────────────────────────────────── #}
{% if server is defined and server.hostname is defined %}
_vol_server=$(HJSON="$(hcloud volume describe "{{ volume.name }}" -o json 2>/dev/null)" \
  nu -c '$env.HJSON | from json | get -o server.name | default ""' 2>/dev/null || echo "")
if [ "$_vol_server" = "{{ server.hostname }}" ]; then
  echo "  Volume '{{ volume.name }}' already attached to '{{ server.hostname }}'"
elif [ -n "$_vol_server" ]; then
  echo "  ⚠ Volume '{{ volume.name }}' attached to a different server: $_vol_server — skipping"
else
  hcloud volume attach "{{ volume.name }}" --server "{{ server.hostname }}"
  echo "  ✓ Volume '{{ volume.name }}' attached to '{{ server.hostname }}'"
fi
{% else %}
echo "  No server specified — volume created/exists but not attached"
{% endif %}

{# Format and mount are handled by the vol-prepare taskserv on the remote server #}

{% endfor %}

echo ""
echo "=== Volume Deployment Complete ==="
echo "VOLUME_IDS={{ volumes | map(attribute='name') | join(d=',') }}" >> "$STATE_DIR/.env"

{% else %}
echo "No volumes defined for this configuration."
{% endif %}