#!/bin/bash
# ==============================================================================
# SIRO Maps — Daily Database Backup Script
# ==============================================================================
set -euo pipefail

APP_DIR="${APP_DIR:-/home/hamzadoctor/app}"
BACKUP_DIR="${APP_DIR}/backups/db"
TIMESTAMP=$(date '+%Y%m%d_%H%M%S')
BACKUP_FILE="${BACKUP_DIR}/mapdb_custom_tables_${TIMESTAMP}.sql.gz"
RETENTION_DAYS=7

mkdir -p "$BACKUP_DIR"

echo "💾 [$(date '+%Y-%m-%d %H:%M:%S')] Starting SIRO Maps custom tables backup..."

# Dump custom tables: places_*, place_gates, billing, users, telemetry
docker compose -f "${APP_DIR}/docker-compose.yml" exec -T db pg_dump -U mapuser -d mapdb \
  -t 'places_*' \
  -t 'place_gates' \
  -t 'users' \
  -t 'api_keys' \
  -t 'billing_*' \
  -t 'invoices' \
  -t 'subscriptions' \
  -t 'pricing_plans' \
  -t 'telemetry_*' \
  --no-owner --no-privileges | gzip > "$BACKUP_FILE"

echo "✅ Backup created successfully: $BACKUP_FILE ($(du -h "$BACKUP_FILE" | cut -f1))"

# Prune backups older than RETENTION_DAYS
echo "🧹 Pruning backups older than ${RETENTION_DAYS} days..."
find "$BACKUP_DIR" -type f -name "*.sql.gz" -mtime +"$RETENTION_DAYS" -delete

echo "🏁 [$(date '+%Y-%m-%d %H:%M:%S')] Backup process finished."