import 'dart:io';

import 'package:get/get.dart';
import 'package:image_picker/image_picker.dart';
import 'package:google_ml_kit/google_ml_kit.dart';

class ImagePickerController extends GetxController {
  RxBool textScanning = false.obs;
  RxString scannedText = ''.obs;

  Future<void> getImage(ImageSource source) async {
    try {
      final pickedImage = await ImagePicker().pickImage(source: source);
      if (pickedImage != null) {
        textScanning.value = true;
        final imageFile = File(pickedImage.path);
        getRecognisedText(imageFile);
      }
    } catch (e) {
      textScanning.value = false;
      scannedText.value = "Error occurred while scanning";
    }
  }

  Future<void> getRecognisedText(File image) async {
    final inputImage = InputImage.fromFilePath(image.path);
    final textDetector = GoogleMlKit.vision.textRecognizer();
    final RecognizedText recognisedText =
        await textDetector.processImage(inputImage);
    await textDetector.close();

    scannedText.value = '';
    for (TextBlock block in recognisedText.blocks) {
      for (TextLine line in block.lines) {
        scannedText.value += line.text + '\n';
      }
    }

    textScanning.value = false;
  }
}