71 lines
1.7 KiB
Dart
71 lines
1.7 KiB
Dart
|
import 'package:guru_app/financial/asset/assets_model.dart';
|
||
|
|
import 'package:guru_app/financial/product/product_model.dart';
|
||
|
|
|
||
|
|
/// Created by Haoyi on 6/1/21
|
||
|
|
///
|
||
|
|
|
||
|
|
class AssetsStore<T extends Asset> {
|
||
|
|
final bool isActive;
|
||
|
|
final Map<ProductId, T> data = <ProductId, T>{};
|
||
|
|
|
||
|
|
AssetsStore.inactive() : isActive = false;
|
||
|
|
|
||
|
|
AssetsStore() : isActive = true;
|
||
|
|
|
||
|
|
Map<String, String> toStringMap() {
|
||
|
|
final result = <String, String>{};
|
||
|
|
int index = 0;
|
||
|
|
for (var entry in data.entries) {
|
||
|
|
result["${index++}"] = entry.toString();
|
||
|
|
}
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
void forEach(void Function(ProductId productId, T asset) callback) {
|
||
|
|
for (var element in data.entries) {
|
||
|
|
callback.call(element.key, element.value);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void removeWhere(bool Function(ProductId productId, T asset) callback) {
|
||
|
|
data.removeWhere((key, value) => callback.call(key, value));
|
||
|
|
}
|
||
|
|
|
||
|
|
void addAsset(T asset) {
|
||
|
|
data[asset.productId] = asset;
|
||
|
|
}
|
||
|
|
|
||
|
|
void clearAsset({String? category, TransactionMethod? method}) {
|
||
|
|
data.removeWhere((key, value) =>
|
||
|
|
(category == null || value.order.category == category) &&
|
||
|
|
(method == null || value.order.method == method.index));
|
||
|
|
}
|
||
|
|
|
||
|
|
void addAllAssets(List<T> assets) {
|
||
|
|
for (var asset in assets) {
|
||
|
|
addAsset(asset);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
T? getAsset(ProductId? productId) {
|
||
|
|
return productId?.isValid() == true ? data[productId] : null;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool isOwned(ProductId productId) {
|
||
|
|
return data.containsKey(productId);
|
||
|
|
}
|
||
|
|
|
||
|
|
bool existsAssets(Iterable<ProductId> productIds) {
|
||
|
|
for (var productId in productIds) {
|
||
|
|
if (isOwned(productId)) {
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
AssetsStore<T> clone() {
|
||
|
|
return AssetsStore()..data.addAll(data);
|
||
|
|
}
|
||
|
|
}
|