はてなにおけるモダンiOSアプリ開発入門

Hatena Engineer Seminar #2 で発表した際のスライドです。
はてなにおけるiOSアプリ開発を説明しました。

Transcript

2. ͸ͯͳʹ͓͚Δ ϞμϯiOSΞϓϦ։ൃೖ໳ Hatena Engineer Seminar #2
3. cockscomb
4. גࣜձࣾ͸ͯͳ ΞϓϦέʔγϣϯΤϯδχΞ ͸ͯͳϒϩάνʔϜ/͸ͯͳεϖʔενʔϜ ͸ͯͳαϚʔΠϯλʔϯ2013ࢀՃޙ͙͢ʹೖࣾ cockscomb
5. ͸ͯͳͷΞϓϦ
10. ͸ͯͳϒοΫϚʔΫ iOS SDK
11. ΞδΣϯμ 1. ͸ͯͳʹ͓͚ΔΞϓϦ։ൃ 2. ͸ͯͳαϚʔΠϯλʔϯ2013 3. ͸ͯͳͷiOS։ൃΛࢧ͑Δٕज़
12. ͸ͯͳʹ͓͚Δ ΞϓϦ։ൃ
13. ։ൃ HTML5 Titanium RubyMotion ωΠςΟϒ + WebView
14. ΞϓϦͷํ޲ੑΛܾఆ ϖʔύʔϓϩτλΠϐϯά Ϣʔβʔςετ ࣾ಺ͷiOS୺຤ϢʔβʔʹTestFlight ΞϓϦϦϦʔε ϢʔβʔͷಉҙΛಘͯτϥοΩϯά
15. ͸ͯͳϒϩάΞϓϦ ͔ͬ͠ΓͱϒϩάΛॻ͚Δ͜ͱ
    
    ॻ͖΍͍͢͜ͱ
    
    Ͳ͜ʹ͍ͯ΋ॻ͚Δ͜ͱ
    ϑΟʔυόοΫ͕ಘΒΕΔ͜ͱ
18. ܭଌ
19. Web APIΛར༻͢ΔiOSΞϓϦ։ൃ ͸ͯͳαϚʔΠϯλʔϯγοϓ2013
20. ͸ͯͳΠϯλʔϯ2013 ͸ͯͳαϚʔΠϯλʔϯ
    ϨϙʔταΠτ
    ͸ͯͳڭՊॻ
    J04ߨٛαϯϓϧίʔυ https://github.com/hatena/
21. –id:murakaming lJ04
    ଆͬ͟ͱݟ͚ͨͲɺ͜͏͍͏
    حྷͳίʔυ͕খ͍͞αϯϓϧͰͳ͘
    Ұࣜἧ͍ͬͯΔͷ͸ຊ౰ʹوॏͩ͠
    ༗Γ೉͗͢Δɻz
22. –id:griffin-stewie lͦΕͳΓʹ࣮ઓܦݧ͕͋ΔਓͰ΋
    ΍ͬͯͳͦ͞͏ͩͬͨΓ஌Βͳͦ͏ͳ͜ͱΛ
    αϥοͱݟͤͯ͘Ε͍ͯΔz
23. ࣮ફతͳαϯϓϧίʔυ CocoaPods AFNetworking UIStoryboard Auto Layout NSLayoutConstraint Key Value Observation blocks UITableViewController NSNotification Center isEqual: overriding appledoc …
24. ͸ͯͳͷiOS։ൃΛ ࢧ͑Δٕज़
25. CocoaPods platform :ios, '7.0' ! pod 'AFNetworking' pod install
26. UIStoryboard
27. - (IBAction)newBookmark:(id)sender { IBKMBookmarkViewController *bookmarkViewController = [[IBKMBookmarkViewController alloc] init]; [self.navigationController pushViewController:bookmarkViewController animated:YES]; } Before After
28. Auto Layout
30. @property (weak, nonatomic) IBOutlet UITextView *textView; ! ! ! - (void)keyboardWillChangeFrame:(NSNotification *)notification { CGRect keyboardRect = [notification.userInfo[UIKeyboardFrameEndUserInfoKey] CGRectValue]; keyboardRect = [self.view convertRect:keyboardRect fromView:nil]; double animationDuration = [notification.userInfo[UIKeyboardAnimationDurationUserInfoKey] doubleValue]; ! CGFloat keyboardHeight = self.view.bounds.size.height - keyboardRect.origin.y; CGRect newRect = self.view.bounds; newRect.size.height -= keyboardHeight; ! [UIView animateWithDuration:animationDuration animations:^{ self.textView.frame = newRect; }]; } Before
31. @property (weak, nonatomic) IBOutlet NSLayoutConstraint *keyboardHeight; ! ! ! - (void)keyboardWillChangeFrame:(NSNotification *)notification { ... ! CGFloat keyboardHeight = self.view.bounds.size.height - keyboardRect.origin.y; self.keyboardHeight.constant = -keyboardHeight; ! [UIView animateWithDuration:animationDuration animations:^{ [self.view layoutIfNeeded]; }]; } After
32. Key Value Observation
33. ϒοΫϚʔΫҰཡ BookmarkManager - (NSArray *)bookmarks TableViewController ؂ࢹ ௨஌ ߋ৽
34. TableViewController [[IBKMBookmarkManager sharedManager] reloadBookmarksWithBlock:^(NSError *error) { if (error) { NSLog(@"Error: %@", error); } [self.tableView reloadData]; }]; खͰஸೡʹUITableViewʹ൓өͤ͞ΔͷΛ΍Ί͍ͨ
35. TableViewController [[IBKMBookmarkManager sharedManager] reloadBookmarksWithBlock:^(NSError *error) { if (error) { NSLog(@"Error: %@", error); } }];
36. Key Value Observation [[IBKMBookmarkManager sharedManager] addObserver:self forKeyPath:@"bookmarks" options:NSKeyValueObservingOptionNew context:nil];
37. - (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context { if (object == [IBKMBookmarkManager sharedManager] && [keyPath isEqualToString:@"bookmarks"]) { NSIndexSet *indexSet = change[NSKeyValueChangeIndexesKey]; NSKeyValueChange changeKind = (NSKeyValueChange)[change[NSKeyValueChangeKindKey] integerValue]; ! NSMutableArray *indexPaths = [NSMutableArray array]; [indexSet enumerateIndexesUsingBlock:^(NSUInteger index, BOOL *stop) { [indexPaths addObject:[NSIndexPath indexPathForRow:index inSection:0]]; }]; ! [self.tableView beginUpdates]; if (changeKind == NSKeyValueChangeInsertion) { [self.tableView insertRowsAtIndexPaths:indexPaths withRowAnimation:UITableViewRowAnimationAutomatic]; } else if (changeKind == NSKeyValueChangeRemoval) { [self.tableView deleteRowsAtIndexPaths:indexPaths withRowAnimation:UITableViewRowAnimationAutomatic]; } else if (changeKind == NSKeyValueChangeReplacement) { [self.tableView reloadRowsAtIndexPaths:indexPaths withRowAnimation:UITableViewRowAnimationAutomatic]; } [self.tableView endUpdates]; } }
38. IBKMBookmarkManager [[self mutableArrayValueForKey:@"bookmarks"] insertObjects:newBookmarks atIndexes:[NSIndexSet indexSetWithIndexesInRange: NSMakeRange(0, newBookmarks.count)]]; self.bookmarksΛ௚઀ૢ࡞ͤͣproxyΛܦ༝͢Δ
39. ϒοΫϚʔΫҰཡ BookmarkManager - (NSArray)bookmarks TableViewController ؂ࢹ ௨஌ ߋ৽
40. ςετ
41. Test Frameworks OCUnit/XCTest Kiwi BDD. ςετΛॻ͖΍͘͢͢ΔͨΊʹ࢖͍ͬͯΔ Nocilla ωοτϫʔΫStub UIAutomation ౷߹ςετʹ࢖ΘΕ͍ͯΔ. KIF΋࢖͍͖͍ͬͯͨ
42. context(@"Fetching service data", ^{ it(@"should receive data within one second", ^{ __block NSData *fetchData = nil; NSURLRequest *request = [NSURLRequest requestWithURL: [NSURL URLWithString:@"http://www.hatena.ne.jp/"]]; ! [NSURLConnection sendAsynchronousRequest:request queue:[NSOperationQueue mainQueue] completionHandler:^(NSURLResponse *response, NSData *data, NSError *connectionError) { fetchData = data; } ]; [[expectFutureValue(fetchData) shouldEventually] beNonNil]; }); });
43. stubRequest(@"GET", @"http://www.hatena.ne.jp/"). andReturn(200);
44. ͸ͯͳ εϚʔτϑΥϯॏࢹ εϚʔτϑΥϯͷτϥϑΟοΫ͕ແࢹͰ͖ͳ͍ େ͖ͳࡋྔ اը͔Βઃܭɺεϐʔυײ͋Δ։ൃ ։ൃख๏΋೔ʑมԽ ΤϯδχΞͷࣗओੑͰͲΜͲΜม͍͚͑ͯΔ
45. ੵۃ࠾༻த http://www.hatena.ne.jp/company/staff