rkmmobile/lib/screens/load_init_screen.dart

import 'package:flutter/material.dart';
import 'package:rkm/utils/color_palette.dart';
import 'package:rkm/widgets/alert_dialog_default.dart';
import 'package:rkm/widgets/text_default.dart';
import '../models/args_load_init_model.dart';
import '../service/api/api_data.dart';
import '../service/db/db_sqlite.dart';
import '../utils/const_variable.dart';

class LoadInitScreen extends StatefulWidget {
  ArgsLoadInitModel args;

  LoadInitScreen({
    required this.args,
});

  @override
  State<LoadInitScreen> createState() => _LoadInitScreenState();
}

class _LoadInitScreenState extends State<LoadInitScreen> {

  String messageSteps = 'Aguarde ...';

  @override
  void initState() {
    super.initState();
    // initLoading();
    finishLoad();
  }

  finishLoad()async{
    await ApiData().loadCompetencia(widget.args).then((value)async{
      await DbSqlite().saveCompetence(value,widget.args).then((value)async{
        Navigator.pushReplacementNamed(context, '/home');
      });
    });
  }

  initLoading()async{
    await DbSqlite().deleteDB().then((_)async{
      await ApiData().loadPerm(widget.args).then((response)async{
        if(response['status'] == 0){
          AlertDialogDefault().alert(context, 'Error', 'Permissão negada', 'Voltar');
        } else if(response['status'] == 1 && response['load_perm'] == "S") {
          await ApiData().loadUnidades(widget.args).then((value)async{
            if(value.length !=0){
              setState(() {
                messageSteps = "Etapa 1 de 7 - Gravando as Unidades no Aplicativo";
              });
              await DbSqlite().saveUnidadesDB(value).then((value)async{
                await ApiData().loadProcedimentos(widget.args).then((value)async{
                  setState(() {
                    messageSteps = "Etapa 2 de 7 - Gravando os Procedimentos no Aplicativo";
                  });
                  await DbSqlite().saveProceduresDB(value).then((value)async{
                    print('finalizou save Procedures');
                    await ApiData().loadProcedimentosRegistros(widget.args).then((value)async{
                      await DbSqlite().saveProceduresRegisterDB(value).then((value)async{
                        print('finalizou saveProceduresRegisterDB');
                        await ApiData().loadCID(widget.args).then((value)async{
                          print('loadCID');
                          setState(() {
                            messageSteps = "Etapa 3 de 7 - Gravando os CIDs no Aplicativo";
                          });
                          await DbSqlite().saveCID(value).then((value)async{
                            print('finalizou saveCID');
                            await ApiData().loadProcedimentosCID(widget.args).then((value)async{
                              print('loadProcedimentosCID');
                              await DbSqlite().saveProceduresCID(value).then((value)async{
                                print('finalizou saveProceduresCID');
                                await ApiData().loadCBO(widget.args).then((value)async{
                                  print('loadCBO');
                                  setState(() {
                                    messageSteps = "Etapa 4 de 7 - Gravando os CBOs no Aplicativo";
                                  });
                                  await DbSqlite().saveCBO(value).then((value)async{
                                    print('finalizou saveCBO');
                                    await ApiData().loadProcedimentosCBO(widget.args).then((value)async{
                                      print('loadProcedimentosCBO');
                                      await DbSqlite().saveProceduresCBO(value).then((value)async{
                                        print('finalizou saveProceduresCBO');
                                        await ApiData().loadCIAP(widget.args).then((value)async{
                                          print('loadCIAP');
                                          setState(() {
                                            messageSteps =  "Etapa 5 de 7 - Gravando os CIAPs no Aplicativo";
                                          });
                                          await DbSqlite().saveCIAP(value).then((value)async{
                                            print('finalizou saveCIAP');
                                            await ApiData().loadMunicipios(widget.args).then((value)async{
                                              print('loadMunicipios');
                                              setState(() {
                                                messageSteps =  "Etapa 6 de 7 - Gravando os Municípios no Aplicativo";
                                              });
                                              await DbSqlite().saveCity(value).then((value)async{
                                                print('finalizou saveCity');
                                                await ApiData().loadEquipes(widget.args).then((value)async{
                                                  print('loadEquipes');
                                                  setState(() {
                                                    messageSteps =  "Etapa 7 de 7 - Gravando as Equipes no Aplicativo";
                                                  });
                                                  await DbSqlite().saveTeam(value).then((value)async{
                                                    print('finalizou saveTeam');
                                                    await ApiData().loadEquipeComponentes(widget.args).then((value)async{
                                                      print('loadEquipeComponentes');
                                                      await DbSqlite().saveTeamComponents(value).then((value)async{
                                                        print('finalizou saveTeamComponents');
                                                        finishLoad();
                                                      });
                                                    });
                                                  });
                                                });
                                              });
                                            });
                                          });
                                        });
                                      });
                                    });
                                  });
                                });
                              });
                            });
                          });
                        });
                      });
                    });
                  });
                });
              });
            }else{
              AlertDialogDefault().alert(context, 'Error', 'Unidades não carregada, tente novamente!', 'Voltar');
            }
          });
        }
      });
    });
  }

  @override
  Widget build(BuildContext context) {
    
    double width = MediaQuery.of(context).size.width;
    double height = MediaQuery.of(context).size.height;
    
    return Scaffold(
      bottomSheet: Container(
        width: width,
        height: height*0.05,
        color: ColorPalette.appBar,
        padding: EdgeInsets.all(10),
        child: TextDefault(
          text: messageSteps,
          color: ColorPalette.white,
          maxLines: 2,
        ),
      ),
      body: Container(
        padding: EdgeInsets.all(50),
        width: width,
        height: height,
        decoration: BoxDecoration(
            color: ColorPalette.grayBackground,
            image: DecorationImage(
              fit: BoxFit.fitHeight,
              image: AssetImage('assets/images/load_image.png'
              ),
            )
        ),
        child: ListView(
          children: [
            Image.asset('assets/images/logo.PNG',width: width*0.2,height: height*0.1,),
            SizedBox(height: height*0.1),
            Image.asset('assets/images/loading.gif',width: width*0.2,height: height*0.1,),
            SizedBox(height: height*0.1),
            TextDefault(
              text: 'Aguarde enquanto a Carga Inicial é realizada.\n',
              textAlign: TextAlign.center,
              maxLines: 2,
              color: Colors.black,
              fontWeigth: FontWeight.bold,
            ),
            TextDefault(
              text: 'Esse processo pode levar vários minutos dependendo da sua conexão!',
              color: Colors.black,
              fontWeigth: FontWeight.bold,
              textAlign: TextAlign.center,
              maxLines: 3,
            )
          ],
        ),
      ),
    );
  }
}