mirror of https://github.com/flutter/samples.git
Adds veggieseasons preferences, tweaks styles + list page (#37)
Andrew Brogdon
6 years ago
committed by
GitHub
parent
60837792a1
commit
2a2c535aab
@ -1 +1,2 @@
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#include "Pods/Target Support Files/Pods-Runner/Pods-Runner.debug.xcconfig"
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#include "Generated.xcconfig"
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@ -1 +1,2 @@
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#include "Pods/Target Support Files/Pods-Runner/Pods-Runner.release.xcconfig"
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#include "Generated.xcconfig"
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# Uncomment this line to define a global platform for your project
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# platform :ios, '9.0'
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# CocoaPods analytics sends network stats synchronously affecting flutter build latency.
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ENV['COCOAPODS_DISABLE_STATS'] = 'true'
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project 'Runner', {
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'Debug' => :debug,
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'Profile' => :release,
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'Release' => :release,
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}
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def parse_KV_file(file, separator='=')
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file_abs_path = File.expand_path(file)
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if !File.exists? file_abs_path
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return [];
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end
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pods_ary = []
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skip_line_start_symbols = ["#", "/"]
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File.foreach(file_abs_path) { |line|
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next if skip_line_start_symbols.any? { |symbol| line =~ /^\s*#{symbol}/ }
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plugin = line.split(pattern=separator)
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if plugin.length == 2
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podname = plugin[0].strip()
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path = plugin[1].strip()
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podpath = File.expand_path("#{path}", file_abs_path)
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pods_ary.push({:name => podname, :path => podpath});
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else
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puts "Invalid plugin specification: #{line}"
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end
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}
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return pods_ary
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end
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target 'Runner' do
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# Prepare symlinks folder. We use symlinks to avoid having Podfile.lock
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# referring to absolute paths on developers' machines.
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system('rm -rf .symlinks')
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system('mkdir -p .symlinks/plugins')
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# Flutter Pods
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generated_xcode_build_settings = parse_KV_file('./Flutter/Generated.xcconfig')
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if generated_xcode_build_settings.empty?
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puts "Generated.xcconfig must exist. If you're running pod install manually, make sure flutter packages get is executed first."
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end
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generated_xcode_build_settings.map { |p|
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if p[:name] == 'FLUTTER_FRAMEWORK_DIR'
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symlink = File.join('.symlinks', 'flutter')
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File.symlink(File.dirname(p[:path]), symlink)
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pod 'Flutter', :path => File.join(symlink, File.basename(p[:path]))
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end
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}
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# Plugin Pods
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plugin_pods = parse_KV_file('../.flutter-plugins')
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plugin_pods.map { |p|
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symlink = File.join('.symlinks', 'plugins', p[:name])
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File.symlink(p[:path], symlink)
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pod p[:name], :path => File.join(symlink, 'ios')
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}
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end
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post_install do |installer|
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installer.pods_project.targets.each do |target|
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target.build_configurations.each do |config|
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config.build_settings['ENABLE_BITCODE'] = 'NO'
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end
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end
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end
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@ -0,0 +1,22 @@
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PODS:
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- Flutter (1.0.0)
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- shared_preferences (0.0.1):
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- Flutter
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DEPENDENCIES:
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- Flutter (from `.symlinks/flutter/ios`)
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- shared_preferences (from `.symlinks/plugins/shared_preferences/ios`)
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EXTERNAL SOURCES:
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Flutter:
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:path: ".symlinks/flutter/ios"
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shared_preferences:
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:path: ".symlinks/plugins/shared_preferences/ios"
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SPEC CHECKSUMS:
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Flutter: 9d0fac939486c9aba2809b7982dfdbb47a7b0296
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shared_preferences: 5a1d487c427ee18fcd3ea1f2a131569481834b53
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PODFILE CHECKSUM: aff02bfeed411c636180d6812254b2daeea14d09
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COCOAPODS: 1.5.3
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@ -0,0 +1,8 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
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<plist version="1.0">
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<dict>
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<key>BuildSystemType</key>
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<string>Original</string>
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</dict>
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</plist>
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@ -0,0 +1,82 @@
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// Copyright 2018 The Flutter team. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'dart:async';
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import 'package:scoped_model/scoped_model.dart';
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import 'package:veggieseasons/data/veggie.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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/// A model class that mirrors the options in [SettingsScreen] and stores data
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/// in shared preferences.
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class Preferences extends Model {
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Preferences() {
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_loadingFuture = _load();
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}
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// Keys to use with shared preferences.
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static const _caloriesKey = 'calories';
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static const _preferredCategoriesKey = 'preferredCategories';
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// Indicates whether a call to [_load] is in progress;
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Future<void> _loadingFuture;
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int _desiredCalories = 2000;
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Set<VeggieCategory> _preferredCategories = Set<VeggieCategory>();
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Future<int> get desiredCalories async {
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await _loadingFuture;
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return _desiredCalories;
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}
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Future<Set<VeggieCategory>> get preferredCategories async {
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await _loadingFuture;
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return Set.from(_preferredCategories);
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}
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void addPreferredCategory(VeggieCategory category) {
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_preferredCategories.add(category);
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_save();
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notifyListeners();
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}
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void removePreferredCategory(VeggieCategory category) {
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_preferredCategories.remove(category);
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_save();
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notifyListeners();
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}
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void setDesiredCalories(int calories) {
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_desiredCalories = calories;
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_save();
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notifyListeners();
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}
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Future<void> _save() async {
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final prefs = await SharedPreferences.getInstance();
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prefs.setInt(_caloriesKey, _desiredCalories);
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// Store preferred categories as a comma-separated string containing their
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// indices.
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prefs.setString(_preferredCategoriesKey,
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_preferredCategories.map((c) => c.index.toString()).join(','));
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}
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Future<void> _load() async {
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final prefs = await SharedPreferences.getInstance();
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_desiredCalories = prefs.getInt(_caloriesKey) ?? 2000;
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_preferredCategories.clear();
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final names = prefs.getString(_preferredCategoriesKey) ?? '';
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for (final name in names.split(',')) {
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final index = int.parse(name) ?? 0;
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if (VeggieCategory.values[index] != null) {
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_preferredCategories.add(VeggieCategory.values[index]);
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}
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}
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notifyListeners();
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}
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}
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