#!/bin/bash

# Load parameters
ACTION=$1
ENV_FILE=".env"

# Detect docker compose command (cross-platform compatibility)
if command -v docker-compose >/dev/null 2>&1; then
    DOCKER_COMPOSE="docker-compose"
elif command -v docker >/dev/null 2>&1 && docker compose version >/dev/null 2>&1; then
    DOCKER_COMPOSE="docker compose"
else
    echo "Error: Neither docker-compose nor docker compose found!"
    exit 1
fi

# Check if .env file exists
if [[ ! -f $ENV_FILE ]]; then
  echo "Configuration file $ENV_FILE not found. Let's create it!"
  echo ""

  # Default values
  DEFAULT_DEV_URL="dev.linuxak.com"
  DEFAULT_EXTERNAL_NETWORK="traefiknet"
  DEFAULT_FORCE_HTTPS_REDIRECT="true"

  echo "Please provide the following configuration values:"
  echo "(Press Enter to use default values shown in brackets)"
  echo ""

  # Ask for domain name
  read -p "Development domain name [$DEFAULT_DEV_URL]: " input_dev_url
  DEV_URL="${input_dev_url:-$DEFAULT_DEV_URL}"

  # Ask for external network
  read -p "External Docker network name [$DEFAULT_EXTERNAL_NETWORK]: " input_external_network
  EXTERNAL_NETWORK="${input_external_network:-$DEFAULT_EXTERNAL_NETWORK}"

  # Ask for HTTPS redirect
  echo ""
  echo "Force HTTPS redirect? (true/false)"
  read -p "HTTPS redirect [$DEFAULT_FORCE_HTTPS_REDIRECT]: " input_force_https
  FORCE_HTTPS_REDIRECT="${input_force_https:-$DEFAULT_FORCE_HTTPS_REDIRECT}"

  # Validate HTTPS redirect value
  if [[ "$FORCE_HTTPS_REDIRECT" != "true" && "$FORCE_HTTPS_REDIRECT" != "false" ]]; then
    echo "Invalid value for HTTPS redirect. Using 'true' as default."
    FORCE_HTTPS_REDIRECT="true"
  fi

  # Create .env file
  echo ""
  echo "Creating $ENV_FILE with the following configuration:"
  echo "  DEV_URL=$DEV_URL"
  echo "  EXTERNAL_NETWORK=$EXTERNAL_NETWORK"
  echo "  FORCE_HTTPS_REDIRECT=$FORCE_HTTPS_REDIRECT"
  echo ""

  cat > $ENV_FILE << EOF
DEV_URL=$DEV_URL
EXTERNAL_NETWORK=$EXTERNAL_NETWORK
FORCE_HTTPS_REDIRECT=$FORCE_HTTPS_REDIRECT
EOF

  echo "Configuration file $ENV_FILE created successfully!"
  echo ""
fi

# Load environment variables
source $ENV_FILE

case "$ACTION" in
  "up")
    # Create network if it doesn't exist (cross-platform)
    if ! docker network ls | grep -q "${EXTERNAL_NETWORK}"; then
        docker network create "${EXTERNAL_NETWORK}" >/dev/null 2>&1 || true
    fi

    # Check HTTPS redirect setting
    if [[ "${FORCE_HTTPS_REDIRECT}" == "true" ]]; then
      MSG="Starting with HTTPS redirect enabled..."
      ${DOCKER_COMPOSE} -f docker-compose.yml -f docker-compose.https-redirect.yml up -d
    else
      MSG="Starting without HTTPS redirect..."
      ${DOCKER_COMPOSE} up -d
    fi

    echo ""
    echo "${MSG}"
    sleep 2
    echo ""
    echo "Available services:"
    echo "Traefik:    https://traefik.${DEV_URL}"
    echo "Portainer:  https://portainer.${DEV_URL}"
    ;;
  "restart")
    ${DOCKER_COMPOSE} restart
    ;;
  "down")
    ${DOCKER_COMPOSE} down
    ;;
  *)
    echo "Usage: $0 [up|restart|down]"
    exit 1
    ;;
esac