86 lines
2.2 KiB
Dart
86 lines
2.2 KiB
Dart
import 'dart:async';
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import 'dart:convert';
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import 'package:flutter/material.dart';
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import 'package:http/http.dart' as http;
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class Category {
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final String name;
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List<Device> devices;
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Category(this.name) : devices = [];
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static Future<List<Category>> fetch(String base_url) async {
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final response = await http.get(Uri.parse("$base_url/devices"));
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if (response.statusCode == 200) {
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List<Category> categories = [];
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Map<String, List<Map<String, dynamic>>> json = jsonDecode(response.body);
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for (MapEntry<String, List<Map<String, dynamic>>> category_entry
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in json.entries) {
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Category category = Category(category_entry.key);
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for (Map<String, dynamic> device_map in category_entry.value) {
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Device device = Device(
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device_map["device_id"],
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device_map["device_descriptor"],
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device_map["led"],
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device_map["power"],
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device_map["power_draw"]);
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category.devices.add(device);
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}
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categories.add(category);
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}
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return categories;
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} else {
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throw Exception("Failed to fetch devices");
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}
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}
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}
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class CategoryWidget extends StatelessWidget {
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Category category;
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CategoryWidget({super.key, required this.category});
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@override
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Widget build(BuildContext context) {
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var list = category.devices
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.map((device) => TableRow(children: [
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Text(device.device_descriptor ?? device.device_id),
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Text(device.led_state.toString()),
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Text(device.power_state.toString()),
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Text("${device.power_draw.toString()} W")
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]))
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.toList();
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list.insert(
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0,
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const TableRow(children: [
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Text("Name"),
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Text("LED"),
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Text("Power"),
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Text("Power Draw"),
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]));
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return Column(
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children: <Widget>[Text(category.name), Table(children: list)]);
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}
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}
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class Device {
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final String device_id;
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String? device_descriptor;
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bool led_state;
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bool power_state;
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double power_draw;
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Device(this.device_id, this.device_descriptor, this.led_state,
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this.power_state, this.power_draw);
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}
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