314 lines
10 KiB
Dart
314 lines
10 KiB
Dart
import 'dart:convert';
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import 'dart:io';
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import 'dart:typed_data';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:google_fonts/google_fonts.dart';
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import 'package:http/http.dart' as http;
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import 'package:image_picker/image_picker.dart';
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class EditEdukasiBumilPage extends StatefulWidget {
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final Map data;
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const EditEdukasiBumilPage({super.key, required this.data});
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@override
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State<EditEdukasiBumilPage> createState() => _EditEdukasiBumilPageState();
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}
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class _EditEdukasiBumilPageState extends State<EditEdukasiBumilPage> {
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final _formKey = GlobalKey<FormState>();
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late TextEditingController _judulController;
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late TextEditingController _deskripsiController;
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File? selectedImage;
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Uint8List? webImage;
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bool isSubmitting = false;
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final picker = ImagePicker();
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// Jika nanti sudah migrasi ke hosting, ganti localhost menjadi ta.myhost.id
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final String urlEdit =
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"http://ta.myhost.id/E31230549/mposyandu_api/edukasi_ibu_hamil/edit_edukasi_ibu_hamil.php";
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@override
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void initState() {
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super.initState();
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_judulController = TextEditingController(text: widget.data['judul']);
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// Mengambil deskripsi dan membersihkannya dari format JSON Delta
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String rawDeskripsi = widget.data['deskripsi'] ?? "";
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_deskripsiController = TextEditingController(
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text: _convertJsonToPlainText(rawDeskripsi),
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);
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}
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// Fungsi pembantu untuk mengonversi format JSON Quill ke teks biasa
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String _convertJsonToPlainText(String input) {
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try {
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if (input.trim().startsWith('[')) {
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List<dynamic> jsonDelta = jsonDecode(input);
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String plainText = "";
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for (var node in jsonDelta) {
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if (node['insert'] != null) {
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plainText += node['insert'];
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}
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}
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return plainText;
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}
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} catch (e) {
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debugPrint("Info: Menggunakan teks asli karena bukan format JSON.");
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}
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return input;
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}
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@override
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void dispose() {
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_judulController.dispose();
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_deskripsiController.dispose();
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super.dispose();
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}
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Future pickImage() async {
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final picked =
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await picker.pickImage(source: ImageSource.gallery, imageQuality: 80);
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if (picked == null) return;
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if (kIsWeb) {
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webImage = await picked.readAsBytes();
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} else {
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selectedImage = File(picked.path);
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}
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setState(() {});
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}
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Future _updateData() async {
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if (!_formKey.currentState!.validate()) return;
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setState(() => isSubmitting = true);
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try {
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var request = http.MultipartRequest("POST", Uri.parse(urlEdit));
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request.fields["id"] = widget.data['id'].toString();
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request.fields["judul"] = _judulController.text;
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request.fields["deskripsi"] = _deskripsiController.text;
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if (selectedImage != null) {
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request.files.add(
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await http.MultipartFile.fromPath("gambar", selectedImage!.path));
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} else if (webImage != null) {
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request.files.add(http.MultipartFile.fromBytes("gambar", webImage!,
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filename: "upload.jpg"));
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}
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var response = await request.send();
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var res = await http.Response.fromStream(response);
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var data = jsonDecode(res.body);
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if (data["status"] == "success") {
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if (!mounted) return;
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text("Data berhasil diperbarui")),
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);
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Navigator.pop(context, true);
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} else {
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throw data["message"] ?? "Gagal memperbarui data";
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}
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} catch (e) {
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if (!mounted) return;
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text("Error: $e")),
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);
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} finally {
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if (mounted) setState(() => isSubmitting = false);
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}
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: const Color(0xFFF5F5F5),
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appBar: AppBar(
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title: Text("",
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style: GoogleFonts.poppins(color: Colors.white, fontSize: 16)),
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backgroundColor: Colors.blue,
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elevation: 0,
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centerTitle: true,
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iconTheme: const IconThemeData(color: Colors.white),
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),
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body: SingleChildScrollView(
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padding: const EdgeInsets.all(16),
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child: Center(
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child: Container(
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constraints: const BoxConstraints(maxWidth: 900),
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child: Card(
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color: Colors.white,
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elevation: 3,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(10)),
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child: Padding(
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padding: const EdgeInsets.all(25),
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child: Form(
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key: _formKey,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Center(
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child: Text(
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"Edit Edukasi Ibu Hamil",
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style: GoogleFonts.poppins(
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fontSize: 18,
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fontWeight: FontWeight.bold,
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),
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),
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),
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const SizedBox(height: 10),
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const Divider(),
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const SizedBox(height: 20),
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_buildLabel("Gambar Edukasi"),
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_buildImageSection(),
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const SizedBox(height: 25),
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_buildLabel("Judul Edukasi"),
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_buildTitleField(),
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const SizedBox(height: 25),
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_buildLabel("Deskripsi"),
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_buildDescriptionField(),
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const SizedBox(height: 35),
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_buildSubmitButton(),
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],
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),
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),
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),
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),
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),
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),
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),
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);
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}
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Widget _buildDescriptionField() {
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return TextFormField(
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controller: _deskripsiController,
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maxLines: 12,
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keyboardType: TextInputType.multiline,
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style: GoogleFonts.poppins(fontSize: 14),
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decoration: InputDecoration(
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hintText: "Tulis isi materi di sini...",
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filled: true,
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fillColor: Colors.grey[50],
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enabledBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(10),
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borderSide: BorderSide(color: Colors.grey.shade400),
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),
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focusedBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(10),
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borderSide: const BorderSide(color: Colors.blue),
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),
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contentPadding: const EdgeInsets.all(15),
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),
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validator: (value) =>
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value == null || value.isEmpty ? "Wajib diisi" : null,
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);
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}
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Widget _buildImageSection() {
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return Center(
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child: Column(
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children: [
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Container(
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height: 200,
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width: 350,
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(10),
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border: Border.all(color: Colors.grey.shade200),
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),
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child: ClipRRect(
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borderRadius: BorderRadius.circular(10),
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child: selectedImage != null || webImage != null
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? (kIsWeb
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? Image.memory(webImage!, fit: BoxFit.cover)
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: Image.file(selectedImage!, fit: BoxFit.cover))
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: (widget.data["gambar"] != null
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? Image.network(
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"http://ta.myhost.id/E31230549/mposyandu_api/upload/edukasi/${widget.data['gambar']}",
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fit: BoxFit.cover,
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errorBuilder: (c, e, s) => const Icon(
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Icons.broken_image,
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size: 50,
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color: Colors.grey),
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)
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: const Icon(Icons.image, size: 50, color: Colors.grey)),
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),
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),
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const SizedBox(height: 10),
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TextButton.icon(
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onPressed: pickImage,
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icon: const Icon(Icons.camera_alt),
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label: Text("Ganti Gambar", style: GoogleFonts.poppins())),
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],
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),
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);
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}
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Widget _buildTitleField() {
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return TextFormField(
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controller: _judulController,
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style: GoogleFonts.poppins(fontSize: 14),
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decoration: InputDecoration(
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hintText: "Masukkan Judul",
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filled: true,
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fillColor: Colors.grey[50],
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enabledBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(10),
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borderSide: BorderSide(color: Colors.grey.shade400),
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),
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focusedBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(10),
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borderSide: const BorderSide(color: Colors.blue),
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),
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contentPadding:
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const EdgeInsets.symmetric(horizontal: 15, vertical: 12),
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),
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validator: (value) =>
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value == null || value.isEmpty ? "Wajib diisi" : null,
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);
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}
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Widget _buildSubmitButton() {
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return Align(
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alignment: Alignment.centerRight,
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child: SizedBox(
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width: 200,
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height: 50,
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child: ElevatedButton(
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onPressed: isSubmitting ? null : _updateData,
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style: ElevatedButton.styleFrom(
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backgroundColor: Colors.blue,
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foregroundColor: Colors.white,
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shape:
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RoundedRectangleBorder(borderRadius: BorderRadius.circular(10)),
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elevation: 2,
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),
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child: isSubmitting
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? const SizedBox(
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height: 20,
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width: 20,
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child: CircularProgressIndicator(
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color: Colors.white, strokeWidth: 2))
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: Text(
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"Simpan Perubahan",
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style: GoogleFonts.poppins(fontWeight: FontWeight.bold),
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),
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),
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),
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);
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}
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Widget _buildLabel(String text) {
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return Padding(
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padding: const EdgeInsets.only(bottom: 8),
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child: Text(text,
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style: GoogleFonts.poppins(
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fontWeight: FontWeight.bold,
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fontSize: 13,
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color: Colors.black87)),
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);
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}
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}
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