#!/bin/sh
# Generador de config para EasyPanel
# Lee variables de entorno y escribe /config/config.yml de forma atómica

set -eu

CONFIG_PATH=/config/config.yml
TMP_PATH=/config/config.yml.tmp

# Generar usando heredoc sin comillas para permitir expansión de variables
cat > "$TMP_PATH" <<EOF
general:
  public_url: "${LIBRETIME_GENERAL_PUBLIC_URL:-http://localhost:8080}"
  api_key: "${LIBRETIME_API_KEY:-}"
  secret_key: "${LIBRETIME_SECRET_KEY:-}"

database:
  host: "${POSTGRES_HOST:-postgres}"
  port: ${POSTGRES_PORT:-5432}
  name: "${POSTGRES_DB:-libretime}"
  user: "${POSTGRES_USER:-libretime}"
  password: "${POSTGRES_PASSWORD:-}"

rabbitmq:
  host: "${RABBITMQ_HOST:-rabbitmq}"
  port: ${RABBITMQ_PORT:-5672}
  vhost: "${RABBITMQ_DEFAULT_VHOST:-/libretime}"
  user: "${RABBITMQ_DEFAULT_USER:-libretime}"
  password: "${RABBITMQ_DEFAULT_PASS:-}"

icecast:
  source_password: "${ICECAST_SOURCE_PASSWORD:-changeme}"
  admin_password: "${ICECAST_ADMIN_PASSWORD:-changeme}"
  relay_password: "${ICECAST_RELAY_PASSWORD:-changeme}"
  admin_user: "${ICECAST_ADMIN_USER:-admin}"
  hostname: "${ICECAST_HOSTNAME:-localhost}"
EOF

# Validación mínima: debe contener la clave 'general:'
if ! grep -q '^general:' "$TMP_PATH"; then
  echo "ERROR: config generation failed (missing 'general:')"
  rm -f "$TMP_PATH"
  exit 1
fi

# Mover de forma atómica
mv "$TMP_PATH" "$CONFIG_PATH"

echo "wrote $CONFIG_PATH"

# Mantener el contenedor en ejecución para que dependientes puedan verificar salud
tail -f /dev/null