import 'dart:developer';

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_svg/flutter_svg.dart';

import 'package:google_maps_flutter/google_maps_flutter.dart';
import 'dart:ui' as ui;

BitmapDescriptor? assetMarker;
BitmapDescriptor? locMarker;

Future<void> loadBitmapDescriptors(context) async {
  assetMarker = await bitmapDescriptorFromSvgAsset(context, 'assets/icons/address_filled.svg');
  // locMarker = await bitmapDescriptorFromSvgAsset(context, 'assets/icons/address_filled.svg');
}


Future<BitmapDescriptor?> bitmapDescriptorFromSvgAsset(BuildContext context, String assetName) async {
  String svgString = await DefaultAssetBundle.of(context).loadString(assetName);
  //Draws string representation of svg to DrawableRoot
  DrawableRoot svgDrawableRoot = await svg.fromSvgString(svgString, "");
  ui.Picture picture = svgDrawableRoot.toPicture();
  ui.Image image = await picture.toImage(70, 90);
  ByteData? bytes = await image.toByteData(format: ui.ImageByteFormat.png);
  if(bytes!=null){
    return BitmapDescriptor.fromBytes(bytes.buffer.asUint8List());
  }else{
    log("error mapping marker");
    return null;
  }

}