#!/usr/bin/env bash
set -e

# ==============================================================================
# Script: revert_boundaries.sh
# Purpose: Completely remove custom inserted lines and restore clean original boundaries
# ==============================================================================

echo "================================================================="
echo "🔄 Reverting all boundary changes to original clean OSM state..."
echo "================================================================="

if [ -f .env ]; then
  export $(grep -v '^#' .env | xargs)
fi

DB_USER=${POSTGRES_USER:-postgres}
DB_NAME=${POSTGRES_DB:-gis}

docker exec -i map-db psql -U "$DB_USER" -d "$DB_NAME" << 'EOF'
BEGIN;

-- 1. Remove all custom lines and polygons added
DELETE FROM planet_osm_line WHERE osm_id >= 999000;
DELETE FROM planet_osm_polygon WHERE osm_id >= 999000;

-- 2. Restore Jordan & Syria national boundary line directly from the relation polygons
INSERT INTO planet_osm_line (osm_id, boundary, admin_level, name, way)
SELECT 
  900001,
  'administrative',
  '2',
  p.name,
  ST_Boundary(p.way)
FROM planet_osm_polygon p
WHERE p.boundary = 'administrative' 
  AND p.admin_level = '2'
  AND (p.name ILIKE '%Jordan%' OR p.name ILIKE '%الأردن%' OR p.name ILIKE '%Syria%' OR p.name ILIKE '%سوريا%')
ON CONFLICT DO NOTHING;

COMMIT;
EOF

echo "Restarting Martin..."
docker compose restart martin

echo "================================================================="
echo "✅ Reverted successfully to original clean map boundaries!"
echo "================================================================="