feat: sync httpdns sdk/platform updates without large binaries
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321
HttpDNSSDK/sdk/ios/NewHttpDNSTestDemo/DemoViewController.m
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321
HttpDNSSDK/sdk/ios/NewHttpDNSTestDemo/DemoViewController.m
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//
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// DNSDemoViewController.m
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// NewHttpDNSTestDemo
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//
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// @author Created by Claude Code on 2025-10-05
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//
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#import "DemoViewController.h"
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#import "DemoResolveModel.h"
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#import "DemoLogViewController.h"
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#import "DemoHttpdnsScenario.h"
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@interface DemoViewController () <DemoHttpdnsScenarioDelegate>
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@property (nonatomic, strong) DemoHttpdnsScenario *scenario;
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@property (nonatomic, strong) DemoHttpdnsScenarioConfig *scenarioConfig;
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@property (nonatomic, strong) DemoResolveModel *model;
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@property (nonatomic, strong) UIScrollView *scrollView;
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@property (nonatomic, strong) UIStackView *stack;
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@property (nonatomic, strong) UITextField *hostField;
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@property (nonatomic, strong) UISegmentedControl *ipTypeSeg;
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@property (nonatomic, strong) UISwitch *swHTTPS;
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@property (nonatomic, strong) UISwitch *swPersist;
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@property (nonatomic, strong) UISwitch *swReuse;
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@property (nonatomic, strong) UILabel *elapsedLabel;
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@property (nonatomic, strong) UILabel *ttlLabel;
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@property (nonatomic, strong) UITextView *resultTextView;
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@property (nonatomic, weak) DemoLogViewController *presentedLogVC;
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@end
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@implementation DemoViewController
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- (void)viewDidLoad {
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[super viewDidLoad];
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self.title = @"HTTPDNS Demo";
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self.view.backgroundColor = [UIColor systemBackgroundColor];
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self.scenario = [[DemoHttpdnsScenario alloc] initWithDelegate:self];
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self.model = self.scenario.model;
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self.scenarioConfig = [[DemoHttpdnsScenarioConfig alloc] init];
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[self buildUI];
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[self reloadUIFromModel:self.model];
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self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"日志" style:UIBarButtonItemStylePlain target:self action:@selector(onShowLog)];
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}
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- (void)buildUI {
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self.scrollView = [[UIScrollView alloc] init];
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self.scrollView.translatesAutoresizingMaskIntoConstraints = NO;
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[self.view addSubview:self.scrollView];
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[NSLayoutConstraint activateConstraints:@[
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[self.scrollView.topAnchor constraintEqualToAnchor:self.view.safeAreaLayoutGuide.topAnchor],
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[self.scrollView.leadingAnchor constraintEqualToAnchor:self.view.leadingAnchor],
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[self.scrollView.trailingAnchor constraintEqualToAnchor:self.view.trailingAnchor],
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[self.scrollView.bottomAnchor constraintEqualToAnchor:self.view.bottomAnchor]
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]];
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self.stack = [[UIStackView alloc] init];
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self.stack.axis = UILayoutConstraintAxisVertical;
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self.stack.spacing = 12.0;
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self.stack.translatesAutoresizingMaskIntoConstraints = NO;
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[self.scrollView addSubview:self.stack];
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[NSLayoutConstraint activateConstraints:@[
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[self.stack.topAnchor constraintEqualToAnchor:self.scrollView.topAnchor constant:16],
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[self.stack.leadingAnchor constraintEqualToAnchor:self.view.leadingAnchor constant:16],
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[self.stack.trailingAnchor constraintEqualToAnchor:self.view.trailingAnchor constant:-16],
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[self.stack.bottomAnchor constraintEqualToAnchor:self.scrollView.bottomAnchor constant:-16],
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[self.stack.widthAnchor constraintEqualToAnchor:self.view.widthAnchor constant:-32]
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]];
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UIStackView *row1 = [self labeledRow:@"Host"];
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self.hostField = [[UITextField alloc] init];
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self.hostField.placeholder = @"www.new.com";
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self.hostField.text = self.scenarioConfig.host;
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self.hostField.borderStyle = UITextBorderStyleRoundedRect;
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[row1 addArrangedSubview:self.hostField];
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[self.stack addArrangedSubview:row1];
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UIStackView *row2 = [self labeledRow:@"IP Type"];
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self.ipTypeSeg = [[UISegmentedControl alloc] initWithItems:@[@"IPv4", @"IPv6", @"Both"]];
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self.ipTypeSeg.selectedSegmentIndex = [self segmentIndexForIpType:self.scenarioConfig.ipType];
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[self.ipTypeSeg addTarget:self action:@selector(onIPTypeChanged:) forControlEvents:UIControlEventValueChanged];
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[row2 addArrangedSubview:self.ipTypeSeg];
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[self.stack addArrangedSubview:row2];
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UIStackView *opts = [[UIStackView alloc] init];
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opts.axis = UILayoutConstraintAxisHorizontal;
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opts.alignment = UIStackViewAlignmentCenter;
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opts.distribution = UIStackViewDistributionFillEqually;
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opts.spacing = 8;
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[self.stack addArrangedSubview:opts];
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[opts addArrangedSubview:[self switchItem:@"HTTPS" action:@selector(onToggleHTTPS:) out:&_swHTTPS]];
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[opts addArrangedSubview:[self switchItem:@"持久化" action:@selector(onTogglePersist:) out:&_swPersist]];
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[opts addArrangedSubview:[self switchItem:@"复用过期" action:@selector(onToggleReuse:) out:&_swReuse]];
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self.swHTTPS.on = self.scenarioConfig.httpsEnabled;
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self.swPersist.on = self.scenarioConfig.persistentCacheEnabled;
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self.swReuse.on = self.scenarioConfig.reuseExpiredIPEnabled;
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[self applyOptionSwitches];
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UIStackView *actions = [[UIStackView alloc] init];
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actions.axis = UILayoutConstraintAxisHorizontal;
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actions.spacing = 12;
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actions.distribution = UIStackViewDistributionFillEqually;
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[self.stack addArrangedSubview:actions];
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UIButton *btnAsync = [self filledButton:@"Resolve (SyncNonBlocing)" action:@selector(onResolveAsync)];
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UIButton *btnSync = [self borderButton:@"Resolve (Sync)" action:@selector(onResolveSync)];
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[actions addArrangedSubview:btnAsync];
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[actions addArrangedSubview:btnSync];
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UIStackView *info = [self labeledRow:@"Info"];
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self.elapsedLabel = [self monoLabel:@"elapsed: - ms"];
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self.ttlLabel = [self monoLabel:@"ttl v4/v6: -/- s"];
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[info addArrangedSubview:self.elapsedLabel];
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[info addArrangedSubview:self.ttlLabel];
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[self.stack addArrangedSubview:info];
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if (@available(iOS 11.0, *)) { [self.stack setCustomSpacing:24 afterView:info]; }
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UILabel *resultTitle = [[UILabel alloc] init];
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resultTitle.text = @"结果";
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resultTitle.font = [UIFont preferredFontForTextStyle:UIFontTextStyleHeadline];
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[self.stack addArrangedSubview:resultTitle];
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self.resultTextView = [[UITextView alloc] init];
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self.resultTextView.translatesAutoresizingMaskIntoConstraints = NO;
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self.resultTextView.editable = NO;
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if (@available(iOS 13.0, *)) {
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self.resultTextView.font = [UIFont monospacedSystemFontOfSize:12 weight:UIFontWeightRegular];
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self.resultTextView.textColor = [UIColor labelColor];
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} else {
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self.resultTextView.font = [UIFont systemFontOfSize:12];
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self.resultTextView.textColor = [UIColor blackColor];
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}
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self.resultTextView.backgroundColor = [UIColor clearColor];
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self.resultTextView.textContainerInset = UIEdgeInsetsMake(8, 12, 8, 12);
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[self.stack addArrangedSubview:self.resultTextView];
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[self.resultTextView.heightAnchor constraintEqualToConstant:320].active = YES;
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}
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- (UIStackView *)labeledRow:(NSString *)title {
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UIStackView *row = [[UIStackView alloc] init];
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row.axis = UILayoutConstraintAxisHorizontal;
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row.alignment = UIStackViewAlignmentCenter;
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row.spacing = 8.0;
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UILabel *label = [[UILabel alloc] init];
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label.text = title;
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[label.widthAnchor constraintGreaterThanOrEqualToConstant:64].active = YES;
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[row addArrangedSubview:label];
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return row;
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}
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- (UILabel *)monoLabel:(NSString *)text {
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UILabel *l = [[UILabel alloc] init];
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l.text = text;
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if (@available(iOS 13.0, *)) {
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l.font = [UIFont monospacedSystemFontOfSize:12 weight:UIFontWeightRegular];
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} else {
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l.font = [UIFont systemFontOfSize:12];
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}
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return l;
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}
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- (UIButton *)filledButton:(NSString *)title action:(SEL)sel {
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UIButton *b = [UIButton buttonWithType:UIButtonTypeSystem];
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[b setTitle:title forState:UIControlStateNormal];
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b.backgroundColor = [UIColor systemBlueColor];
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[b setTitleColor:[UIColor whiteColor] forState:UIControlStateNormal];
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b.layer.cornerRadius = 8;
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[b.heightAnchor constraintEqualToConstant:44].active = YES;
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[b addTarget:self action:sel forControlEvents:UIControlEventTouchUpInside];
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return b;
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}
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- (UIButton *)borderButton:(NSString *)title action:(SEL)sel {
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UIButton *b = [UIButton buttonWithType:UIButtonTypeSystem];
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[b setTitle:title forState:UIControlStateNormal];
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b.layer.borderWidth = 1;
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b.layer.borderColor = [UIColor systemBlueColor].CGColor;
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b.layer.cornerRadius = 8;
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[b.heightAnchor constraintEqualToConstant:44].active = YES;
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[b addTarget:self action:sel forControlEvents:UIControlEventTouchUpInside];
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return b;
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}
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- (UIView *)switchItem:(NSString *)title action:(SEL)sel out:(UISwitch * __strong *)outSwitch {
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UIStackView *box = [[UIStackView alloc] init];
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box.axis = UILayoutConstraintAxisVertical;
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box.alignment = UIStackViewAlignmentCenter;
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UILabel *l = [[UILabel alloc] init];
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l.text = title;
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UISwitch *s = [[UISwitch alloc] init];
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[s addTarget:self action:sel forControlEvents:UIControlEventValueChanged];
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[box addArrangedSubview:s];
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[box addArrangedSubview:l];
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if (outSwitch != NULL) {
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*outSwitch = s;
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}
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return box;
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}
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- (NSInteger)segmentIndexForIpType:(HttpdnsQueryIPType)ipType {
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switch (ipType) {
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case HttpdnsQueryIPTypeIpv4: { return 0; }
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case HttpdnsQueryIPTypeIpv6: { return 1; }
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default: { return 2; }
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}
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}
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#pragma mark - Actions
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- (void)onIPTypeChanged:(UISegmentedControl *)seg {
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HttpdnsQueryIPType type = HttpdnsQueryIPTypeBoth;
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switch (seg.selectedSegmentIndex) {
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case 0: type = HttpdnsQueryIPTypeIpv4; break;
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case 1: type = HttpdnsQueryIPTypeIpv6; break;
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default: type = HttpdnsQueryIPTypeBoth; break;
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}
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self.model.ipType = type;
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self.scenarioConfig.ipType = type;
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[self.scenario applyConfig:self.scenarioConfig];
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}
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- (void)applyOptionSwitches {
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self.scenarioConfig.httpsEnabled = self.swHTTPS.isOn;
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self.scenarioConfig.persistentCacheEnabled = self.swPersist.isOn;
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self.scenarioConfig.reuseExpiredIPEnabled = self.swReuse.isOn;
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[self.scenario applyConfig:self.scenarioConfig];
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}
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- (void)onToggleHTTPS:(UISwitch *)s { [self applyOptionSwitches]; }
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- (void)onTogglePersist:(UISwitch *)s { [self applyOptionSwitches]; }
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- (void)onToggleReuse:(UISwitch *)s { [self applyOptionSwitches]; }
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- (void)onResolveAsync {
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[self.view endEditing:YES];
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NSString *host = self.hostField.text.length > 0 ? self.hostField.text : @"www.new.com";
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self.model.host = host;
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self.scenarioConfig.host = host;
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[self.scenario applyConfig:self.scenarioConfig];
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[self.scenario resolveSyncNonBlocking];
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}
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- (void)onResolveSync {
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[self.view endEditing:YES];
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NSString *host = self.hostField.text.length > 0 ? self.hostField.text : @"www.new.com";
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self.model.host = host;
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self.scenarioConfig.host = host;
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[self.scenario applyConfig:self.scenarioConfig];
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[self.scenario resolveSync];
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}
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- (void)onShowLog {
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DemoLogViewController *logVC = [DemoLogViewController new];
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[logVC setInitialText:[self.scenario logSnapshot]];
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self.presentedLogVC = logVC;
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UINavigationController *nav = [[UINavigationController alloc] initWithRootViewController:logVC];
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nav.modalPresentationStyle = UIModalPresentationAutomatic;
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[self presentViewController:nav animated:YES completion:nil];
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}
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- (void)reloadUIFromModel:(DemoResolveModel *)model {
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self.model = model;
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if (![self.hostField isFirstResponder]) {
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self.hostField.text = model.host;
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}
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NSInteger segIndex = [self segmentIndexForIpType:model.ipType];
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if (self.ipTypeSeg.selectedSegmentIndex != segIndex) {
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self.ipTypeSeg.selectedSegmentIndex = segIndex;
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}
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self.elapsedLabel.text = [NSString stringWithFormat:@"elapsed: %.0f ms", model.elapsedMs];
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self.ttlLabel.text = [NSString stringWithFormat:@"ttl v4/v6: %.0f/%.0f s", model.ttlV4, model.ttlV6];
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self.resultTextView.text = [self buildJSONText:model];
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}
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- (NSString *)buildJSONText:(DemoResolveModel *)model {
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NSString *ipTypeStr = @"both";
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switch (model.ipType) {
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case HttpdnsQueryIPTypeIpv4: { ipTypeStr = @"ipv4"; break; }
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case HttpdnsQueryIPTypeIpv6: { ipTypeStr = @"ipv6"; break; }
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default: { ipTypeStr = @"both"; break; }
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}
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NSDictionary *dict = @{
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@"host": model.host ?: @"",
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@"ipType": ipTypeStr,
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@"elapsedMs": @(model.elapsedMs),
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@"ttl": @{ @"v4": @(model.ttlV4), @"v6": @(model.ttlV6) },
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@"ipv4": model.ipv4s ?: @[],
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@"ipv6": model.ipv6s ?: @[]
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};
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NSError *err = nil;
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NSData *data = [NSJSONSerialization dataWithJSONObject:dict options:NSJSONWritingPrettyPrinted error:&err];
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if (data == nil || err != nil) {
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return [NSString stringWithFormat:@"{\n \"error\": \"%@\"\n}", err.localizedDescription ?: @"json serialize failed"];
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}
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return [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
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}
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#pragma mark - DemoHttpdnsScenarioDelegate
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- (void)scenario:(DemoHttpdnsScenario *)scenario didUpdateModel:(DemoResolveModel *)model {
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[self reloadUIFromModel:model];
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}
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- (void)scenario:(DemoHttpdnsScenario *)scenario didAppendLogLine:(NSString *)line {
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if (self.presentedLogVC != nil) {
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[self.presentedLogVC appendLine:line];
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}
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}
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@end
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