78 lines
2 KiB
Dart
78 lines
2 KiB
Dart
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import 'dart:convert';
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import 'dart:async';
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import 'package:http/http.dart' as http;
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import 'package:local_spend/common/functions/get_token.dart';
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class Category {
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String name;
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String index;
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Category({
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this.name,
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this.index,
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});
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}
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Future<List<Category>> getCategories() async {
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const url = "https://dev.peartrade.org/api/search/category";
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var token;
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await getToken().then((result) {
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token = result;
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});
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Map<String, String> body = {
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"session_key":token,
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};
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final response = await http.post (
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url,
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body: json.encode(body),
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);
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// print(response.body);
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if (response.statusCode == 200) {
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//request successful
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List<Category> categories = new List<Category>();
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Map responseMap = json.decode(response.body);
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var categoriesJSON = responseMap['categories'];
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//nice.
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// so the response needs to be decoded iteratively, like
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// categories.add(new Category(name: categoriesJSON[i.toString()], index: i.toString()));
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// print(categoriesJSON['11']); // prints "Banana"
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int i = 1; // starts on 1. that was annoying to debug!
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while (true) {
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if (categoriesJSON[i.toString()] != null) {
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// print("Iteration " + i.toString());
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// print(categoriesJSON[i.toString()]);
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categories.add(new Category(
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name: categoriesJSON[i.toString()], index: i.toString()));
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// print(categories.last);
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i++;
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} else {
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// print("Number of categories: " + (i - 1).toString());
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// print("categoriesJSON[" + i.toString() + ".toString()] == null");
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break;
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}
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} // does this until error, which then tells it that there is no more JSON left
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// print(categories[11].name);
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// decodedResponse.forEach((key, value) {
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//// print(key + ": " + value);
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// categories.add(new Category(name: value, index: key));
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// });
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// print(categories[10].name.toString()); // prints "Banana"
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return categories;
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} else {
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// not successful
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return null;
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}
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}
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