import 'package:flutter/material.dart';
import 'package:crcivan/BloC/DataService.dart';
import 'package:flutter/material.dart';
import 'package:http/http.dart' as http;
import 'package:html/parser.dart' as htmlParser;
import 'package:html/dom.dart' as htmlDom;
import 'package:crcivan/bars/app_bar';
import 'package:crcivan/bars/bottom_bar';
import 'package:crcivan/widgets/background_widget.dart'; 
import 'package:crcivan/pages/utils.dart';

class EmbalsesPage extends StatefulWidget {
  const EmbalsesPage({Key? key}) : super(key: key);

  @override
  _EmbalsesPageState createState() => _EmbalsesPageState();
}

class _EmbalsesPageState extends State<EmbalsesPage> {
  final DataService dataService = DataService();
  String communicationDate = '';
  List<Map<String, dynamic>> embalsesData = [];
  List<String> descripciones = ['Cota (m)', 'Volumen (Hm3)', 'Entrada (l/s)', 'Salida (l/s)'];

  @override
  void initState() {
    super.initState();
    obtenerDatos();
    obtenerFechaComunicacion();
  }

  Future<void> obtenerDatos() async {
    try {
      final data = await dataService.obtenerDatos();
      setState(() {
        embalsesData = data;
      });
    } catch (e) {
      print('Error: $e');
    }
  }

  Future<void> obtenerFechaComunicacion() async {
    try {
      final date = await dataService.obtenerFechaComunicacionEmbalses();
      setState(() {
        communicationDate = date;
      });
    } catch (e) {
      print('Error: $e');
    }
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: const CustomAppBar(),
      body: BackgroundWidget(
        child: Column(
          children: [
            Padding(
              padding: const EdgeInsets.all(8.0),
              child: Text(
                communicationDate,
                style: TextStyle(
                  fontSize: getResponsiveFontSize(context, 18.0),
                  fontWeight: FontWeight.bold,
                ),
              ),
            ),
            Expanded(
              child: ListView.builder(
                itemCount: embalsesData.length,
                itemBuilder: (context, index) {
                  final embalseData = embalsesData[index];
                  final nombreEmbalse = embalseData['nombre'];
                  final listaElementos = embalseData['elementos'];

                  return Padding(
                    padding: const EdgeInsets.only(bottom: 8.0),
                    child: Container(
                      decoration: BoxDecoration(
                        color: Colors.white.withOpacity(0.5),
                        borderRadius: BorderRadius.circular(10.0),
                      ),
                      child: Column(
                        children: [
                          Row(
                            children: [
                              Expanded(
                                child: Padding(
                                  padding: const EdgeInsets.all(8.0),
                                  child: Text(
                                    nombreEmbalse!,
                                    style: TextStyle(
                                      fontSize: getResponsiveFontSize(context, 25.0),
                                      fontWeight: FontWeight.bold,
                                    ),
                                  ),
                                ),
                              ),
                            ],
                          ),
                          Row(
                            children: [
                              Expanded(
                                child: Padding(
                                  padding: const EdgeInsets.symmetric(horizontal: 8.0),
                                  child: Column(
                                    crossAxisAlignment: CrossAxisAlignment.start,
                                    children: List.generate(
                                      listaElementos.length,
                                      (index) => Text(
                                        '${descripciones[index]}: ${listaElementos[index]}',
                                        style: TextStyle(
                                          fontWeight: FontWeight.normal,
                                          fontSize: getResponsiveFontSize(context, 20.0),
                                        ),
                                      ),
                                    ),
                                  ),
                                ),
                              ),
                            ],
                          ),
                        ],
                      ),
                    ),
                  );
                },
              ),
            ),
          ],
        ),
      ),
      bottomNavigationBar: const CustomBottomBar(),
    );
  }
}