#!/usr/bin/env bash
set -euo pipefail

ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)"
ENV_FILE="${ENV_FILE:-$ROOT_DIR/docker/.env.multisite}"
REPORT_ONLY=false

usage() {
  cat <<'EOF'
Usage:
  netgescon-prepare-multisite-host-paths.sh [--report] [--env-file /path/to/.env.multisite]

Creates and reports the host directories used by docker-compose.multisite.yml
for prod/demo data persistence.
EOF
}

load_env_file() {
  local env_file="$1"
  local line key value

  while IFS= read -r line || [[ -n "$line" ]]; do
    line="${line%$'\r'}"
    [[ -z "$line" || "$line" =~ ^[[:space:]]*# ]] && continue
    [[ "$line" != *=* ]] && continue

    key="${line%%=*}"
    value="${line#*=}"
    export "$key=$value"
  done < "$env_file"
}

while [[ $# -gt 0 ]]; do
  case "$1" in
    --env-file)
      ENV_FILE="$2"
      shift 2
      ;;
    --report)
      REPORT_ONLY=true
      shift
      ;;
    -h|--help)
      usage
      exit 0
      ;;
    *)
      echo "Unknown option: $1" >&2
      usage
      exit 1
      ;;
  esac
done

if [[ ! -f "$ENV_FILE" ]]; then
  echo "Env file not found: $ENV_FILE" >&2
  exit 1
fi

load_env_file "$ENV_FILE"

TRAEFIK_LETSENCRYPT_PATH="${TRAEFIK_LETSENCRYPT_PATH:-/srv/netgescon/traefik/letsencrypt}"
PROD_DB_DATA_PATH="${PROD_DB_DATA_PATH:-/srv/netgescon/prod/mysql}"
PROD_STORAGE_PATH="${PROD_STORAGE_PATH:-/srv/netgescon/prod/storage}"
PROD_CACHE_PATH="${PROD_CACHE_PATH:-/srv/netgescon/prod/bootstrap-cache}"
PROD_PUBLIC_PATH="${PROD_PUBLIC_PATH:-/srv/netgescon/prod/public}"
PROD_REDIS_DATA_PATH="${PROD_REDIS_DATA_PATH:-/srv/netgescon/prod/redis}"
DEMO_DB_DATA_PATH="${DEMO_DB_DATA_PATH:-/srv/netgescon/demo/mysql}"
DEMO_STORAGE_PATH="${DEMO_STORAGE_PATH:-/srv/netgescon/demo/storage}"
DEMO_CACHE_PATH="${DEMO_CACHE_PATH:-/srv/netgescon/demo/bootstrap-cache}"
DEMO_PUBLIC_PATH="${DEMO_PUBLIC_PATH:-/srv/netgescon/demo/public}"
DEMO_REDIS_DATA_PATH="${DEMO_REDIS_DATA_PATH:-/srv/netgescon/demo/redis}"
MULTISITE_BACKUP_PATH="${MULTISITE_BACKUP_PATH:-$ROOT_DIR/storage/backups/multisite}"

declare -a all_paths=(
  "$TRAEFIK_LETSENCRYPT_PATH"
  "$PROD_DB_DATA_PATH"
  "$PROD_STORAGE_PATH"
  "$PROD_CACHE_PATH"
  "$PROD_PUBLIC_PATH"
  "$PROD_REDIS_DATA_PATH"
  "$DEMO_DB_DATA_PATH"
  "$DEMO_STORAGE_PATH"
  "$DEMO_CACHE_PATH"
  "$DEMO_PUBLIC_PATH"
  "$DEMO_REDIS_DATA_PATH"
  "$MULTISITE_BACKUP_PATH"
)

declare -a app_runtime_paths=(
  "$PROD_STORAGE_PATH/app"
  "$PROD_STORAGE_PATH/framework/cache/data"
  "$PROD_STORAGE_PATH/framework/sessions"
  "$PROD_STORAGE_PATH/framework/views"
  "$PROD_STORAGE_PATH/logs"
  "$PROD_CACHE_PATH"
  "$PROD_PUBLIC_PATH"
  "$DEMO_STORAGE_PATH/app"
  "$DEMO_STORAGE_PATH/framework/cache/data"
  "$DEMO_STORAGE_PATH/framework/sessions"
  "$DEMO_STORAGE_PATH/framework/views"
  "$DEMO_STORAGE_PATH/logs"
  "$DEMO_CACHE_PATH"
  "$DEMO_PUBLIC_PATH"
)

for path in "${all_paths[@]}"; do
  mkdir -p "$path"
done

for path in "${app_runtime_paths[@]}"; do
  mkdir -p "$path"
done

if command -v chown >/dev/null 2>&1; then
  chown -R 33:33 \
    "$PROD_STORAGE_PATH" "$PROD_CACHE_PATH" "$PROD_PUBLIC_PATH" \
    "$DEMO_STORAGE_PATH" "$DEMO_CACHE_PATH" "$DEMO_PUBLIC_PATH" 2>/dev/null || true
fi

if [[ "$REPORT_ONLY" == "true" ]]; then
  echo "ENV_FILE=$ENV_FILE"
  echo "TRAEFIK_LETSENCRYPT_PATH=$TRAEFIK_LETSENCRYPT_PATH"
  echo "PROD_DB_DATA_PATH=$PROD_DB_DATA_PATH"
  echo "PROD_STORAGE_PATH=$PROD_STORAGE_PATH"
  echo "PROD_CACHE_PATH=$PROD_CACHE_PATH"
  echo "PROD_PUBLIC_PATH=$PROD_PUBLIC_PATH"
  echo "PROD_REDIS_DATA_PATH=$PROD_REDIS_DATA_PATH"
  echo "DEMO_DB_DATA_PATH=$DEMO_DB_DATA_PATH"
  echo "DEMO_STORAGE_PATH=$DEMO_STORAGE_PATH"
  echo "DEMO_CACHE_PATH=$DEMO_CACHE_PATH"
  echo "DEMO_PUBLIC_PATH=$DEMO_PUBLIC_PATH"
  echo "DEMO_REDIS_DATA_PATH=$DEMO_REDIS_DATA_PATH"
  echo "MULTISITE_BACKUP_PATH=$MULTISITE_BACKUP_PATH"
fi