todas las clases funcionales

This commit is contained in:
2024-05-16 16:13:59 +02:00
parent 0c1ef39a32
commit 5f4dc6fc01
6 changed files with 119 additions and 75 deletions

View File

@ -93,7 +93,7 @@ List<Map<String, dynamic>> embalsesData = [];
// Fondo con la imagen
Positioned.fill(
child: Image(
image: AssetImage('assets/logo-fondo.png'),
image: AssetImage('assets/logo-fondo-verde.png'),
fit: BoxFit.cover,
),
),
@ -123,6 +123,7 @@ List<Map<String, dynamic>> embalsesData = [];
child: Text(
nombreEmbalse!,
style: TextStyle(
fontSize : 25.0,
fontWeight: FontWeight.bold,
),
),
@ -142,7 +143,7 @@ List<Map<String, dynamic>> embalsesData = [];
(index) => Text(
'${descripciones[index]}: ${listaElementos[index]}',
style: TextStyle(
fontWeight: FontWeight.normal,
fontWeight: FontWeight.normal, fontSize : 20.0
),
),
),

View File

@ -35,7 +35,7 @@ class MyHomePage extends StatelessWidget {
MaterialPageRoute(builder: (context) => const NoticiasPage()),
);},
child: SizedBox(
width: 250.0,
width: 300.0,
child: Padding(
padding: const EdgeInsets.only(bottom: 20.0),
child: Container(
@ -49,7 +49,7 @@ class MyHomePage extends StatelessWidget {
textAlign: TextAlign.center,
style: TextStyle(
color: Color.fromARGB(255, 255, 255, 255),
fontSize: 27.0,
fontSize: 32.0,
fontWeight: FontWeight.bold,
),
),
@ -65,7 +65,7 @@ class MyHomePage extends StatelessWidget {
);
},
child: SizedBox(
width: 250.0,
width: 300.0,
child: Padding(
padding: const EdgeInsets.only(bottom: 20.0),
child: Container(
@ -79,7 +79,7 @@ class MyHomePage extends StatelessWidget {
textAlign: TextAlign.center,
style: TextStyle(
color: Colors.white,
fontSize: 27.0,
fontSize: 32.0,
fontWeight: FontWeight.bold,
),
),
@ -95,7 +95,7 @@ class MyHomePage extends StatelessWidget {
);
},
child: SizedBox(
width: 250.0,
width: 300.0,
child: Padding(
padding: const EdgeInsets.only(bottom: 20.0),
child: Container(
@ -109,7 +109,7 @@ class MyHomePage extends StatelessWidget {
textAlign: TextAlign.center,
style: TextStyle(
color: Colors.white,
fontSize: 27.0,
fontSize: 32.0,
fontWeight: FontWeight.bold,
),
),
@ -122,7 +122,7 @@ class MyHomePage extends StatelessWidget {
launchAemetURL();
},
child: SizedBox(
width: 250.0,
width: 300.0,
child: Padding(
padding: const EdgeInsets.only(bottom: 20.0),
child: Container(
@ -136,7 +136,7 @@ class MyHomePage extends StatelessWidget {
textAlign: TextAlign.center,
style: TextStyle(
color: Colors.white,
fontSize: 27.0,
fontSize: 32.0,
fontWeight: FontWeight.bold,
),
),

View File

@ -12,7 +12,7 @@ class NoticiasPage extends StatefulWidget {
}
class _NoticiasPageState extends State<NoticiasPage> {
Map<String, List<String>> noticiasPorTitulo = {};
Map<String, List<Future<String>>> noticiasPorTitulo = {};
@override
void initState() {
@ -24,47 +24,71 @@ class _NoticiasPageState extends State<NoticiasPage> {
final response = await http.get(Uri.parse('http://www.crcivan.com/escaparate/noticias.cgi?idpadre=92776&idempresa=31637'));
if (response.statusCode == 200) {
var document = htmlParser.parse(response.body);
var dataElements = document.querySelectorAll('html > body > div > center > table > tbody > tr > td > div > center > table > tbody > tr > td > table > tbody > tr > td > font');
var tituloElements = document.querySelectorAll('html > body > div > center > table > tbody > tr > td > div > center > table > tbody > tr > td > table > tbody > tr > td > b > a');
for (int i = 0; i < tituloElements.length; i++) {
String titulo = tituloElements[i].text.trim();
String noticia = dataElements[i].text.trim();
// Extrayendo el enlace href del elemento <a>
var linkElement = tituloElements[i];
String? link = linkElement.attributes['href'];
if (!noticiasPorTitulo.containsKey(titulo)) {
noticiasPorTitulo[titulo] = [];
if (link != null) {
noticiasPorTitulo[titulo] = [cargarContenidoUrl(link)];
}
noticiasPorTitulo[titulo]?.add(noticia);
}
// Esperar todas las promesas para que se resuelvan
await Future.wait(noticiasPorTitulo.values.expand((element) => element).toList());
setState(() {});
} else {
throw Exception('fallo al cargar noticias');
throw Exception('Fallo al cargar noticias');
}
}
//Función para desplegar noticias desde los contenedores
/*Future<void> obtenerDatosNoticias() async {
var linkElements = document.querySelectorAll('html > body > div > center > table > tbody > tr > td > div > center > table > tbody > tr > td > table > tbody > tr > td > a');
String? link = linkElements[i].attributes['href'];
if (response.statusCode == 200) {
for (int i = 0; i < tituloElements.length; i++) {
String titulo = tituloElements[i].text.trim();
String noticia = dataElements[i].text.trim();
Future<String> cargarContenidoUrl(String url) async {
final response = await http.get(Uri.parse(url));
if (response.statusCode == 200) {
var document = htmlParser.parse(response.body);
var paragraphAndLists = document.querySelectorAll('html > body > div > center > table > tbody > tr > td > div > center > table > tbody > tr > td > table > tbody > tr > td > font > font > p, html > body > div > center > table > tbody > tr > td > div > center > table > tbody > tr > td > table > tbody > tr > td > font > font > ul');
String content = '';
String currentParagraphContent = '';
if (!noticiasPorTitulo.containsKey(titulo)) {
noticiasPorTitulo[titulo] = [];
for (var element in paragraphAndLists) {
if (element.localName == 'p') {
// Guardar el contenido del párrafo actual
if (currentParagraphContent.isNotEmpty) {
content += currentParagraphContent + '\n';
currentParagraphContent = '';
}
currentParagraphContent += element.text.trim() + '\n';
} else if (element.localName == 'ul') {
// Si hay un párrafo antes de la lista, agregarlo al contenido
if (currentParagraphContent.isNotEmpty) {
content += currentParagraphContent + '\n';
currentParagraphContent = '';
}
// Agregar la lista al contenido
var listItems = element.querySelectorAll('li');
for (var listItem in listItems) {
content += '- ${listItem.text.trim()}\n';
}
noticiasPorTitulo[titulo]?.add(noticia);
}
setState(() {});
} else {
throw Exception('fallo al cargar noticias');
}
}*/
// Agregar el último párrafo si no hay lista después
if (currentParagraphContent.isNotEmpty) {
content += currentParagraphContent + '\n';
}
return content;
} else {
throw Exception('Fallo al cargar contenido de URL: $url');
}
}
@override
Widget build(BuildContext context) {
@ -74,7 +98,7 @@ class _NoticiasPageState extends State<NoticiasPage> {
children: [
Positioned.fill(
child: Image(
image: AssetImage('assets/logo-fondo.png'),
image: AssetImage('assets/logo-fondo-verde.png'),
fit: BoxFit.cover,
),
),
@ -82,24 +106,40 @@ class _NoticiasPageState extends State<NoticiasPage> {
itemCount: noticiasPorTitulo.length,
itemBuilder: (context, index) {
String titulo = noticiasPorTitulo.keys.elementAt(index);
List<String>? noticias = noticiasPorTitulo[titulo];
List<Future<String>>? noticias = noticiasPorTitulo[titulo];
return ExpansionTile(
title: Text(
titulo,
style: TextStyle(fontWeight: FontWeight.bold),
),
children: noticias != null
? noticias.map((noticia) {
return Padding(
padding: const EdgeInsets.all(8.0),
child: Text(
noticia,
style: TextStyle(fontSize: 16.0),
),
);
}).toList()
: [],
return FutureBuilder<List<String>>(
future: Future.wait(noticias ?? []),
builder: (context, snapshot) {
if (snapshot.connectionState == ConnectionState.waiting) {
return CircularProgressIndicator();
} else if (snapshot.hasError) {
return Text('Error: ${snapshot.error}');
} else if (!snapshot.hasData) {
return Text('No hay datos');
} else {
return Container(
color: Colors.white.withOpacity(0.5), // Fondo blanco con 50% de opacidad
margin: const EdgeInsets.all(8.0),
padding: const EdgeInsets.all(8.0),
child: ExpansionTile(
title: Text(
titulo,
style: TextStyle(fontWeight: FontWeight.bold),
),
children: snapshot.data!.map((noticia) {
return Padding(
padding: const EdgeInsets.all(8.0),
child: Text(
noticia,
style: TextStyle(fontSize: 16.0),
),
);
}).toList(),
),
);
}
},
);
},
),

View File

@ -64,7 +64,7 @@ Widget build(BuildContext context) {
// Fondo con la imagen
Positioned.fill(
child: Image(
image: AssetImage('assets/logo-fondo.png'),
image: AssetImage('assets/logo-fondo-verde.png'),
fit: BoxFit.cover,
),
),
@ -80,7 +80,7 @@ Widget build(BuildContext context) {
if (hasMes)
Padding(
padding: const EdgeInsets.symmetric(horizontal: 10.0), // Add padding to the divider
child: Divider(color: Colors.blue, thickness: 3.0), // Divider antes del párrafo
child: Divider(color: Colors.green, thickness: 3.0), // Divider antes del párrafo
),
hasText
? ListTile(
@ -89,7 +89,7 @@ Widget build(BuildContext context) {
datos[index],
textAlign: TextAlign.center,
style: TextStyle(
color: hasMes ? Color.fromARGB(255, 0, 0, 0) : Color.fromARGB(255, 0, 0, 0), fontWeight : FontWeight.bold
color: hasMes ? Color.fromARGB(255, 0, 0, 0) : Color.fromARGB(255, 0, 0, 0), fontWeight : FontWeight.bold, fontSize : 22.0
),
),
),
@ -98,7 +98,7 @@ Widget build(BuildContext context) {
if (hasMes)
Padding(
padding: const EdgeInsets.symmetric(horizontal: 100.0), // Add padding to the divider
child: Divider(color: Colors.blue, thickness: 1.0), // Divider después del párrafo
child: Divider(color: Colors.green, thickness: 1.0), // Divider después del párrafo
),
],
);