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keep the posts list up to date

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Sami Samhuri 2015-05-15 20:48:47 -07:00
parent 07e54f78e1
commit 7283329410
4 changed files with 96 additions and 20 deletions
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4
Blog/BlogController.h
View file

@ -29,8 +29,8 @@
- (PMKPromise *)requestCreateDraft:(Post *)draft publishImmediatelyToEnvironment:(NSString *)env waitForCompilation:(BOOL)waitForCompilation;
- (PMKPromise *)requestUpdatePost:(Post *)post waitForCompilation:(BOOL)waitForCompilation;
- (PMKPromise *)requestPublishDraft:(Post *)post;
- (PMKPromise *)requestUnpublishPost:(Post *)post;
- (PMKPromise *)requestPublishDraft:(Post *)draft;
- (PMKPromise *)requestUnpublishPost:(Post *)publishedPost;
- (PMKPromise *)requestDeletePost:(Post *)post;
- (PMKPromise *)requestSync;

22
Blog/BlogController.m
View file

@ -95,26 +95,26 @@
}
- (PMKPromise *)requestUpdatePost:(Post *)post waitForCompilation:(BOOL)waitForCompilation {
return [_service requestUpdatePostWithPath:post.path title:post.title body:post.body link:post.url.absoluteString waitForCompilation:NO]
return [_service requestUpdatePostWithPath:post.path title:post.title body:post.body link:post.url.absoluteString waitForCompilation:waitForCompilation]
.then(^{
[_store savePost:post];
return post;
});
}
- (PMKPromise *)requestPublishDraft:(Post *)post {
return [_service requestPublishDraftWithPath:post.path].then(^(Post *post) {
[_store removeDraft:post];
[_store addPublishedPost:post];
return post;
- (PMKPromise *)requestPublishDraft:(Post *)draft {
return [_service requestPublishDraftWithPath:draft.path].then(^(Post *publishedPost) {
[_store removeDraft:draft];
[_store addPublishedPost:publishedPost];
return publishedPost;
});
}
- (PMKPromise *)requestUnpublishPost:(Post *)post {
return [_service requestUnpublishPostWithPath:post.path].then(^(Post *post) {
[_store removePost:post];
[_store addDraft:post];
return post;
- (PMKPromise *)requestUnpublishPost:(Post *)publishedPost {
return [_service requestUnpublishPostWithPath:publishedPost.path].then(^(Post *draft) {
[_store removePost:publishedPost];
[_store addDraft:draft];
return draft;
});
}

2
Blog/EditorViewController.m
View file

@ -217,14 +217,12 @@ static NSString *const StateRestorationPostKey = @"post";
static NSString *const StateRestorationModifiedPostKey = @"modifiedPost";
- (void)encodeRestorableStateWithCoder:(NSCoder *)coder {
NSLog(@"%@ encode restorable state with coder %@", self, coder);
[coder encodeObject:self.post forKey:StateRestorationPostKey];
[coder encodeObject:self.modifiedPost forKey:StateRestorationModifiedPostKey];
[super encodeRestorableStateWithCoder:coder];
}
- (void)decodeRestorableStateWithCoder:(NSCoder *)coder {
NSLog(@"%@ decode restorable state with coder %@", self, coder);
self.post = [coder decodeObjectForKey:StateRestorationPostKey];
self.modifiedPost = [coder decodeObjectForKey:StateRestorationModifiedPostKey];
[super decodeRestorableStateWithCoder:coder];

88
Blog/PostsViewController.m
View file

@ -64,6 +64,11 @@ static const NSUInteger SectionPublished = 1;
[self setupTitleView];
[self setupFontAwesomeIcons];
self.refreshControl.tintColor = [UIColor whiteColor];
[self setupNotifications];
}
- (void)dealloc {
[self teardownNotifications];
}
- (void)setupTitleView {
@ -184,7 +189,6 @@ static const NSUInteger SectionPublished = 1;
- (void)viewWillAppear:(BOOL)animated {
[super viewWillAppear:animated];
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(postUpdated:) name:PostUpdatedNotification object:nil];
[self setupBlogStatusTimer];
[self requestStatusWithCaching:YES];
if (!self.postCollections) {
@ -197,7 +201,6 @@ static const NSUInteger SectionPublished = 1;
- (void)viewWillDisappear:(BOOL)animated {
[super viewWillDisappear:animated];
[[NSNotificationCenter defaultCenter] removeObserver:self name:PostUpdatedNotification object:nil];
[self teardownBlogStatusTimer];
}
@ -324,10 +327,50 @@ static const NSUInteger SectionPublished = 1;
[self presentViewController:alertController animated:YES completion:nil];
}
- (void)setupNotifications {
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(postUpdated:) name:PostUpdatedNotification object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(draftAdded:) name:DraftAddedNotification object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(draftRemoved:) name:DraftRemovedNotification object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(publishedPostAdded:) name:PublishedPostAddedNotification object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(publishedPostRemoved:) name:PublishedPostRemovedNotification object:nil];
}
- (void)teardownNotifications {
[[NSNotificationCenter defaultCenter] removeObserver:self name:PostUpdatedNotification object:nil];
[[NSNotificationCenter defaultCenter] removeObserver:self name:DraftAddedNotification object:nil];
[[NSNotificationCenter defaultCenter] removeObserver:self name:DraftRemovedNotification object:nil];
[[NSNotificationCenter defaultCenter] removeObserver:self name:PublishedPostAddedNotification object:nil];
[[NSNotificationCenter defaultCenter] removeObserver:self name:PublishedPostRemovedNotification object:nil];
}
- (void)addPost:(Post *)post toSection:(NSUInteger)section {
PostCollection *collection = [self postCollectionForSection:section];
NSInteger row = 0;
[collection.posts insertObject:post atIndex:row];
NSIndexPath *indexPath = [NSIndexPath indexPathForRow:row inSection:section];
[self.tableView insertRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationAutomatic];
}
- (void)removePost:(Post *)post fromSection:(NSUInteger)section {
BOOL (^isThisPost)(Post *, NSUInteger, BOOL *) = ^BOOL(Post *p, NSUInteger idx, BOOL *stop) {
return [p.path isEqualToString:post.path];
};
PostCollection *collection = [self postCollectionForSection:section];
NSUInteger row = [collection.posts indexOfObjectPassingTest:isThisPost];
if (row != NSNotFound) {
[collection.posts removeObjectAtIndex:row];
NSIndexPath *indexPath = [NSIndexPath indexPathForRow:row inSection:section];
[self.tableView deleteRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationAutomatic];
}
else {
NSLog(@"cannot find removed post %@", post);
}
}
- (void)postUpdated:(NSNotification *)note {
Post *post = note.userInfo[PostUserInfoKey];
BOOL (^isThisPost)(Post *, NSUInteger, BOOL *) = ^BOOL(Post *p, NSUInteger idx, BOOL *stop) {
return [p.objectID isEqualToString:post.objectID];
return [p.path isEqualToString:post.path];
};
NSUInteger section = SectionDrafts;
NSUInteger row = [self.drafts indexOfObjectPassingTest:isThisPost];
@ -341,6 +384,43 @@ static const NSUInteger SectionPublished = 1;
NSIndexPath *indexPath = [NSIndexPath indexPathForRow:row inSection:section];
[self.tableView reloadRowsAtIndexPaths:@[indexPath] withRowAnimation:UITableViewRowAnimationAutomatic];
}
else {
NSLog(@"cannot find updated post %@", post);
}
}
- (void)draftAdded:(NSNotification *)note {
// New drafts may already be here, because we insert newly created drafts that are unsaved.
// Once saved this triggers, and we have to make sure we replace the existing one instead of
// adding a duplicate.
Post *post = note.userInfo[PostUserInfoKey];
NSInteger row = [self.drafts indexOfObjectPassingTest:^BOOL(Post *p, NSUInteger idx, BOOL *stop) {
return [post.path isEqualToString:p.path];
}];
if (row == NSNotFound)
{
[self addPost:post toSection:SectionDrafts];
}
else
{
self.drafts[row] = post;
[self.tableView reloadRowsAtIndexPaths:@[[NSIndexPath indexPathForRow:row inSection:SectionDrafts]] withRowAnimation:UITableViewRowAnimationNone];
}
}
- (void)draftRemoved:(NSNotification *)note {
Post *post = note.userInfo[PostUserInfoKey];
[self removePost:post fromSection:SectionDrafts];
}
- (void)publishedPostAdded:(NSNotification *)note {
Post *post = note.userInfo[PostUserInfoKey];
[self addPost:post toSection:SectionPublished];
}
- (void)publishedPostRemoved:(NSNotification *)note {
Post *post = note.userInfo[PostUserInfoKey];
[self removePost:post fromSection:SectionPublished];
}
#pragma mark - Segues
@ -364,14 +444,12 @@ static NSString *const StateRestorationBlogStatusDateKey = @"blogStatusDate";
static NSString *const StateRestorationBlogStatusTextKey = @"blogStatusText";
- (void)encodeRestorableStateWithCoder:(NSCoder *)coder {
NSLog(@"%@ encode restorable state with coder %@", self, coder);
[coder encodeObject:self.blogStatusDate forKey:StateRestorationBlogStatusDateKey];
[coder encodeObject:self.blogStatusText forKey:StateRestorationBlogStatusTextKey];
[super encodeRestorableStateWithCoder:coder];
}
- (void)decodeRestorableStateWithCoder:(NSCoder *)coder {
NSLog(@"%@ decode restorable state with coder %@", self, coder);
self.blogStatusDate = [coder decodeObjectForKey:StateRestorationBlogStatusDateKey];
self.blogStatusText = [coder decodeObjectForKey:StateRestorationBlogStatusTextKey];
[super decodeRestorableStateWithCoder:coder];