driver_tripz/lib/controller/functions/gemeni.dart

import 'dart:convert';
import 'dart:io';
import 'package:get/get.dart';
import 'package:image_cropper/image_cropper.dart';
import 'package:image_picker/image_picker.dart';
import 'package:http/http.dart' as http;
import 'package:image/image.dart' as img;
import 'package:path_provider/path_provider.dart';

import '../../constant/api_key.dart';
import '../../constant/colors.dart';

class ContentController extends GetxController {
  final picker = ImagePicker();
  bool isloading = false;
  var image;
  CroppedFile? croppedFile;

  Future<void> pickImage() async {
    final pickedImage = await picker.pickImage(source: ImageSource.gallery);

    if (pickedImage != null) {
      image = File(pickedImage.path);
      // Crop the image
      croppedFile = await ImageCropper().cropImage(
        sourcePath: image!.path,
        aspectRatioPresets: [
          CropAspectRatioPreset.square,
          CropAspectRatioPreset.ratio3x2,
          CropAspectRatioPreset.original,
          CropAspectRatioPreset.ratio4x3,
          CropAspectRatioPreset.ratio16x9
        ],
        uiSettings: [
          AndroidUiSettings(
              toolbarTitle: 'Cropper'.tr,
              toolbarColor: AppColor.blueColor,
              toolbarWidgetColor: AppColor.yellowColor,
              initAspectRatio: CropAspectRatioPreset.original,
              lockAspectRatio: false),
          IOSUiSettings(
            title: 'Cropper'.tr,
          ),
        ],
      );
      // image = croppedFile;

      // Resize the image
      final rawImage =
          img.decodeImage(File(croppedFile!.path).readAsBytesSync());
      final resizedImage =
          img.copyResize(rawImage!, width: 800); // Adjust the width as needed

      final appDir = await getTemporaryDirectory();
      final resizedImagePath = '${appDir.path}/resized_image.jpg';

      final resizedImageFile = File(resizedImagePath);
      resizedImageFile.writeAsBytesSync(
          img.encodeJpg(resizedImage)); // Save the resized image as JPEG

      image = resizedImageFile;
      update();
    }
  }

  Future<void> generateContent() async {
    await pickImage();
    if (image != null) {
      final imageBytes = await image.readAsBytes();
      final imageData = base64Encode(imageBytes);

      var requestBody = jsonEncode({
        'contents': [
          {
            'parts': [
              {
                'inlineData': {
                  'mimeType': 'image/jpeg',
                  'data': imageData,
                },
              },
              {
                'text':
                    'write json for all data as first name ,last name,dob,licenseID,expiration date,issued date asdress class type ,output json type',
              },
            ],
          },
        ],
        'generationConfig': {
          'temperature': 0.4,
          'topK': 32,
          'topP': 1,
          'maxOutputTokens': 4096,
          'stopSequences': [],
        },
        'safetySettings': [
          {
            'category': 'HARM_CATEGORY_HARASSMENT',
            'threshold': 'BLOCK_MEDIUM_AND_ABOVE',
          },
          {
            'category': 'HARM_CATEGORY_HATE_SPEECH',
            'threshold': 'BLOCK_MEDIUM_AND_ABOVE',
          },
          {
            'category': 'HARM_CATEGORY_SEXUALLY_EXPLICIT',
            'threshold': 'BLOCK_MEDIUM_AND_ABOVE',
          },
          {
            'category': 'HARM_CATEGORY_DANGEROUS_CONTENT',
            'threshold': 'BLOCK_MEDIUM_AND_ABOVE',
          },
        ],
      });
      print(requestBody);

      final response = await http.post(
        Uri.parse(
            'https://generativelanguage.googleapis.com/v1beta/models/gemini-pro-vision:generateContent?key=${AK.geminiApi}'),
        headers: {'Content-Type': 'application/json'},
        body: requestBody,
      );

      if (response.statusCode == 200) {
        var responseData = jsonDecode(response.body);
        // Process the responseData as needed
        // print(responseData);

        var result =
            responseData['candidates'][0]['content']['parts'][0]['text'];
        // print(jsonEncode(result));
        // print((result));
        // print(result['dob']);
        RegExp regex = RegExp(r"```json([^`]*)```");
        String? jsonString =
            regex.firstMatch(responseData.toString())?.group(1)?.trim();

        if (jsonString != null) {
          // Convert the JSON object to a String
          jsonString = jsonEncode(json.decode(jsonString));
          print(jsonString);
        } else {
          print("JSON string not found");
        }

        // Rest of your code...
      } else {
        print('Request failed with status: ${response.statusCode}');
        print('Request failed with status: ${response.body}');
      }
    } else {
      print('No image selected');
    }
  }

  Future<void> getFromCarRegistration() async {
    await pickImage();
    if (image != null) {
      final imageBytes = await image.readAsBytes();
      final imageData = base64Encode(imageBytes);

      var requestBody = jsonEncode({
        'contents': [
          {
            'parts': [
              {
                'inlineData': {
                  'mimeType': 'image/jpeg',
                  'data': imageData,
                },
              },
              {
                'text':
                    'write output json from image for[ vin, make, model, year, expiration_date, color, owner, registration_date ],output json type ',
              },
            ],
          },
        ],
        'generationConfig': {
          'temperature': 0.4,
          'topK': 32,
          'topP': 1,
          'maxOutputTokens': 4096,
          'stopSequences': [],
        },
        'safetySettings': [
          {
            'category': 'HARM_CATEGORY_HARASSMENT',
            'threshold': 'BLOCK_MEDIUM_AND_ABOVE',
          },
          {
            'category': 'HARM_CATEGORY_HATE_SPEECH',
            'threshold': 'BLOCK_MEDIUM_AND_ABOVE',
          },
          {
            'category': 'HARM_CATEGORY_SEXUALLY_EXPLICIT',
            'threshold': 'BLOCK_MEDIUM_AND_ABOVE',
          },
          {
            'category': 'HARM_CATEGORY_DANGEROUS_CONTENT',
            'threshold': 'BLOCK_MEDIUM_AND_ABOVE',
          },
        ],
      });
      print(requestBody);

      final response = await http.post(
        Uri.parse(
            'https://generativelanguage.googleapis.com/v1beta/models/gemini-pro-vision:generateContent?key=${AK.geminiApi}'),
        headers: {'Content-Type': 'application/json'},
        body: requestBody,
      );

      if (response.statusCode == 200) {
        var responseData = jsonDecode(response.body);
        // Process the responseData as needed
        var result =
            responseData['candidates'][0]['content']['parts'][0]['text'];
        print(result);
        RegExp regex = RegExp(r"```json([^`]*)```");
        String? jsonString =
            regex.firstMatch(responseData.toString())?.group(1)?.trim();

        if (jsonString != null) {
          // Convert the JSON object to a String
          jsonString = jsonEncode(json.decode(jsonString));
          print(jsonString);
        } else {
          print("JSON string not found");
        }

        // Rest of your code...
      } else {
        print('Request failed with status: ${response.statusCode}');
        print('Request failed with status: ${response.body}');
      }
    } else {
      print('No image selected');
    }
  }

  @override
  void onInit() {
    // generateContent();
    super.onInit();
  }
}