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need cal currentIndexPath for deleteMessageAction

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This commit is contained in:
nixzhu
2015-07-14 11:42:10 +08:00
parent 1e9489811a
commit 6ffd05bbe7
1 changed files with 11 additions and 4 deletions
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Yep/ViewControllers/Conversation/ConversationViewController.swift
+11 -4
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@@ -2097,6 +2097,13 @@ extension ConversationViewController: UICollectionViewDataSource, UICollectionVi
}
}
let currentIndexPath: NSIndexPath
if let index = strongSelf.messages.indexOf(message) {
currentIndexPath = NSIndexPath(forItem: index - strongSelf.displayedMessagesRange.location, inSection: indexPath.section)
} else {
currentIndexPath = indexPath
}
if let sectionDateMessage = sectionDateMessage {
var canDeleteTwoMessages = false // 考虑刚好的边界情况，例如消息为本束的最后一条，而 sectionDate 在上一束中
@@ -2117,10 +2124,10 @@ extension ConversationViewController: UICollectionViewDataSource, UICollectionVi
}
if canDeleteTwoMessages {
let previousIndexPath = NSIndexPath(forItem: indexPath.item - 1, inSection: indexPath.section)
strongSelf.conversationCollectionView.deleteItemsAtIndexPaths([previousIndexPath, indexPath])
let previousIndexPath = NSIndexPath(forItem: currentIndexPath.item - 1, inSection: currentIndexPath.section)
strongSelf.conversationCollectionView.deleteItemsAtIndexPaths([previousIndexPath, currentIndexPath])
} else {
strongSelf.conversationCollectionView.deleteItemsAtIndexPaths([indexPath])
strongSelf.conversationCollectionView.deleteItemsAtIndexPaths([currentIndexPath])
}
} else {
@@ -2128,7 +2135,7 @@ extension ConversationViewController: UICollectionViewDataSource, UICollectionVi
realm.write {
realm.delete(message)
}
strongSelf.conversationCollectionView.deleteItemsAtIndexPaths([indexPath])
strongSelf.conversationCollectionView.deleteItemsAtIndexPaths([currentIndexPath])
}
}
}