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Remove obsolete functions

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This commit is contained in:
Ming Ming 2022-06-06 19:49:28 +08:00
parent 763762d385
commit 42495455b5
2 changed files with 1 additions and 53 deletions
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51
app/lib/iterable_extension.dart
View file

@ -1,6 +1,7 @@
import 'dart:async';
import 'package:flutter/foundation.dart';
import 'package:nc_photos/list_extension.dart';
import 'package:nc_photos/override_comparator.dart';
import 'package:tuple/tuple.dart';
@ -23,56 +24,6 @@ extension IterableExtension<T> on Iterable<T> {
}
}
/// The current elements of this iterable modified by async function [fn].
///
/// The result of [fn] will be emitted by the returned stream in the same
/// order as this iterable.
///
/// If [simultaneousFuture] > 1, [fn] will be called multiple times before
/// awaiting their results.
Stream<U> mapStream<U>(
Future<U> Function(T element) fn, [
simultaneousFuture = 1,
]) async* {
final container = <Future<U>>[];
for (final e in this) {
container.add(fn(e));
if (container.length >= simultaneousFuture) {
for (final result in await Future.wait(container)) {
yield result;
}
container.clear();
}
}
if (container.isNotEmpty) {
for (final result in await Future.wait(container)) {
yield result;
}
}
}
/// Invokes async function [fn] on each element of this iterable in iteration
/// order.
///
/// If [simultaneousFuture] > 1, [fn] will be called multiple times before
/// awaiting their results.
Future<void> forEachAsync(
Future Function(T element) fn, [
simultaneousFuture = 1,
]) async {
final container = <Future>[];
for (final e in this) {
container.add(fn(e));
if (container.length >= simultaneousFuture) {
await Future.wait(container);
container.clear();
}
}
if (container.isNotEmpty) {
await Future.wait(container);
}
}
Iterable<Tuple2<int, T>> withIndex() => mapWithIndex((i, e) => Tuple2(i, e));
/// Whether the collection contains an element equal to [element] using the

3
app/lib/k.dart
View file

@ -36,6 +36,3 @@ const coverSize = 512;
/// AppDb lock ID
const appDbLockId = 1;
/// Number of async query task that can be called simultaneously
const simultaneousQuery = 20;