mymuseum-visitapp/lib/Services/apiService.dart

import 'dart:convert';
import 'dart:io';

import 'package:manager_api/api.dart';
import 'package:mymuseum_visitapp/Helpers/DatabaseHelper.dart';
import 'package:mymuseum_visitapp/Helpers/networkCheck.dart';
import 'package:mymuseum_visitapp/Models/resourceModel.dart';
import 'package:mymuseum_visitapp/Models/visitContext.dart';
import 'package:mymuseum_visitapp/app_context.dart';
import 'package:mymuseum_visitapp/client.dart';

class ApiService {
  static Future<List<ConfigurationDTO>?> getConfigurations(Client client, VisitAppContext? visitAppContext) async {
    try {
      List<ConfigurationDTO>? configurations;
      bool isOnline = await hasNetwork();
      if(isOnline) {
        configurations = await client.configurationApi!.configurationGet(instanceId: visitAppContext?.instanceId);

        if(configurations != null) {
          if(configurations.isNotEmpty) {
            for(var configuration in configurations) {
              if(configuration.imageId != null) {
                await downloadAndPushLocalImage(client, ImageDTO(source_: configuration.imageSource, resourceId: configuration.imageId));
              }
            }
          }
        }
      } else {
        return [];
      }

      return configurations;

    } catch (e) {
      print(e);
      print("getConfigurations IN CATCH");
      return [];
    }
  }

  static Future<List<SectionDTO>?> getAllSections(Client client, String configurationId) async {
    try {
      bool isOnline = await hasNetwork();
      if(isOnline) {
        List<SectionDTO>? sections = await client.sectionApi!.sectionGetFromConfiguration(configurationId);
        return sections;
      } else {
        return []; // TODO return local list..
      }
    } catch (e) {
      print(e);
      print("getAllSections IN CATCH");
      return [];
    }
  }

  static Future<bool> downloadAndPushLocalImage(Client client, ImageDTO imageDTO) async {
    try {

      // Test if already here or not..
      List<Map<String, dynamic>> resourceTest = await DatabaseHelper.instance.queryWithColumnId(DatabaseTableType.resources, imageDTO.resourceId!);
      if(resourceTest.isNotEmpty) {
        return true;
      } else {
        bool isOnline = await hasNetwork();
        if(isOnline) {
          ResourceModel? resourceModel = await downloadImage(client, imageDTO);
          if(resourceModel != null) {
            await DatabaseHelper.instance.insert(DatabaseTableType.resources, resourceModel.toMap());
          }
          return true;
        } else {
          return false;
        }
      }
    } catch (e) {
      print(e);
      print("getAndDownloadImage IN CATCH");
      return false;
    }
  }

  static Future<ResourceModel?> downloadImage(Client client, ImageDTO imageDTO) async {
    var source = imageDTO.source_;
    //print("SOURCE getAndDownloadImage");
    //print(source);
    if(imageDTO.source_!.contains("localhost:5000")) {
      print("Contains localhost:5000");
      source = imageDTO.source_!.replaceAll("http://localhost:5000", client.apiApi!.basePath);
    }
    HttpClient client2 = HttpClient();
    var _downloadData = <int>[];
    final HttpClientRequest request = await client2.getUrl(Uri.parse(source!));
    //print("RESPONSE");
    HttpClientResponse response = await request.close();
    await for(dynamic d in response) { _downloadData.addAll(d); }
    //print("AFTER");
    final base64Str = base64.encode(_downloadData);
    ResourceModel resourceModel = ResourceModel(id: imageDTO.resourceId, source: imageDTO.source_, data: base64Str, type: ResourceType.Image);
    return resourceModel;
  }


  static Future<bool> downloadAndPushLocalAudio(Client client, String audioId) async {
    try {

      // Test if already here or not..
      List<Map<String, dynamic>> resourceTest = await DatabaseHelper.instance.queryWithColumnId(DatabaseTableType.resources, audioId);
      if(resourceTest.isNotEmpty) {
        return true;
      } else {
        bool isOnline = await hasNetwork();
        if(isOnline) {
          ResourceModel? resourceModel = await downloadAudio(client, audioId);
          if(resourceModel != null) {
            await DatabaseHelper.instance.insert(DatabaseTableType.resources, resourceModel.toMap());
          }
          return true;
        } else {
          return false;
        }
      }
    } catch (e) {
      print(e);
      print("getAndDownloadAudio IN CATCH");
      return false;
    }
  }

  static Future<ResourceModel?> downloadAudio(Client client, String audioId) async {
    var url = "https://api.mymuseum.be/api/Resource/"+audioId; // TO TEST TODO UPDATE ROUTE
    HttpClient client2 = HttpClient();
    var _downloadData = <int>[];
    final HttpClientRequest request = await client2.getUrl(Uri.parse(url));
    HttpClientResponse response = await request.close();
    await for(dynamic d in response) { _downloadData.addAll(d); }
    final base64Str = base64.encode(_downloadData);
    ResourceModel resourceModel = ResourceModel(id: audioId, data: base64Str, type: ResourceType.Audio);
    return resourceModel;
  }

  static Future<ResourceModel?> getResource(AppContext appContext, String imageId) async {
    if((appContext.getContext() as VisitAppContext).configuration == null || (appContext.getContext() as VisitAppContext).configuration!.isOffline!)
    {
      // OFFLINE
      List<Map<String, dynamic>> resourceTest = await DatabaseHelper.instance.queryWithColumnId(DatabaseTableType.resources, imageId);
      if(resourceTest.isNotEmpty) {
        return DatabaseHelper.instance.getResourceFromDB(resourceTest.first);
      } else {
        return null;
      }
    } else
    {
      // ONLINE
      return ResourceModel(); // To mock
    }
  }
}