82 lines
2.7 KiB
Dart
82 lines
2.7 KiB
Dart
import 'dart:convert';
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import 'package:aitrainer_app/model/cache.dart';
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import 'package:aitrainer_app/model/exercise_tree.dart';
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import 'package:aitrainer_app/model/exercise_tree_parents.dart';
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import 'package:flutter/services.dart';
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import 'api.dart';
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class ExerciseTreeApi {
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final APIClient _client = new APIClient();
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Future<List<ExerciseTree>> getExerciseTree() async {
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final String body = await _client.get("exercise_tree", "");
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Iterable json = jsonDecode(body);
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List<ExerciseTree> exerciseTree = json.map((exerciseTree) => ExerciseTree.fromJson(exerciseTree)).toList();
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exerciseTree = await getExerciseTreeParents(exerciseTree);
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if (exerciseTree != null) {
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exerciseTree.forEach((element) async {
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element.imageUrl = await _buildImage(element.imageUrl);
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});
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}
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Cache().setExerciseTree(exerciseTree);
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return exerciseTree;
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}
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Future<String> _buildImage(String imageUrl) async {
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String assetImage = 'asset/menu/' + imageUrl.substring(7);
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//print("Loading image " + assetImage);
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return rootBundle.load(assetImage).then((value) {
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return assetImage;
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}).catchError((_) {
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String imagePath = assetImage.substring(10);
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String url = Cache.mediaUrl + 'images' + imagePath;
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//print("Exception: " + assetImage + " will be loaded from the network " + url);
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return url;
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});
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}
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Future<List<ExerciseTree>> getExerciseTreeParents(List<ExerciseTree> exerciseTree) async {
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List<ExerciseTree> copyList = this._copyList(exerciseTree);
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final String body = await _client.get("exercise_tree_parents", "");
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Iterable json = jsonDecode(body);
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final List<ExerciseTreeParents> exerciseTreeParents =
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json.map((exerciseTreeParent) => ExerciseTreeParents.fromJson(exerciseTreeParent)).toList();
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int treeIndex = 0;
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copyList.forEach((element) async {
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int index = 0;
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exerciseTreeParents.forEach((parent) {
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if (parent.exerciseTreeChildId == element.treeId) {
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if (index > 0) {
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ExerciseTree newElement = element.copy(parent.exerciseTreeParentId);
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exerciseTree.add(newElement);
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//print("ExerciseTree " + newElement.toJson().toString());
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} else {
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element.parentId = parent.exerciseTreeParentId;
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exerciseTree[treeIndex].parentId = parent.exerciseTreeParentId;
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}
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index++;
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}
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});
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//print("ExerciseTree " + element.toJson().toString());
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treeIndex++;
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});
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return exerciseTree;
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}
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List<ExerciseTree> _copyList(List<ExerciseTree> tree) {
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final List<ExerciseTree> copyList = List();
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tree.forEach((element) {
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final ExerciseTree copy = element.copy(-1);
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copyList.add(copy);
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});
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return copyList;
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}
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}
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