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add comments and minor refactor back to previous logic

This commit is contained in:
Ryan Zhao 2022-09-01 10:51:40 +10:00
parent e6e97684b4
commit ed3dcf7634
1 changed files with 14 additions and 6 deletions
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20
Session/Conversations/Views & Modals/ReactionListSheet.swift
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@ -326,10 +326,18 @@ final class ReactionListSheet: BaseVC {
deleteRowsAnimation: .none,
insertRowsAnimation: .none,
reloadRowsAnimation: .none,
interrupt: {
$0.elementInserted.count == 1 && self.selectedReactionUserList.count == 4 ||
$0.elementDeleted.count == 1 && self.selectedReactionUserList.count == 6 ||
$0.changeCount > 100
interrupt: { [weak self] changeset in
/// This is the case where there were 6 reactors in total and locally we only have 5 including current user,
/// and current user remove the reaction. There would be 4 reactors locally and we need to show more
/// reactors cell at this moment. After update from sogs, we'll get the all 5 reactors and update the table
/// with 5 reactors and not showing the more reactors cell.
changeset.elementInserted.count == 1 && self?.selectedReactionUserList.count == 4 ||
/// This is the case where there were 5 reactors without current user, and current user reacted. Before we got
/// the update from sogs, we'll have 6 reactors locally and not showing the more reactors cell. After the update,
/// we'll need to update the table and show 5 reactors with the more reactors cell.
changeset.elementDeleted.count == 1 && self?.selectedReactionUserList.count == 6 ||
/// To many changes to make
changeset.changeCount > 100
}
) { [weak self] updatedData in
self?.selectedReactionUserList = updatedData
@ -391,7 +399,8 @@ extension ReactionListSheet: UICollectionViewDataSource, UICollectionViewDelegat
extension ReactionListSheet: UITableViewDelegate, UITableViewDataSource {
func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
return self.selectedReactionUserList.count + 1
let moreReactorCount = self.reactionSummaries[lastSelectedReactionIndex].number - self.selectedReactionUserList.count
return moreReactorCount > 0 ? self.selectedReactionUserList.count + 1 : self.selectedReactionUserList.count
}
func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
@ -403,7 +412,6 @@ extension ReactionListSheet: UITableViewDelegate, UITableViewDataSource {
emoji: self.reactionSummaries[lastSelectedReactionIndex].emoji.rawValue
)
footerCell.selectionStyle = .none
footerCell.isHidden = (moreReactorCount <= 0)
return footerCell
}