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Fix crashing bug where last entry in folder wasn't correctly calculating its suggested IndexPath.

This commit is contained in:
Maurice Parker 2019-04-20 09:07:54 -05:00
parent d020e93807
commit 99e5003806
1 changed files with 15 additions and 4 deletions
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19
iOS/Master/MasterViewController.swift
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@ -293,7 +293,7 @@ class MasterViewController: UITableViewController, UndoableCommandRunner {
// If this is a folder and isn't expanded or doesn't have any entries, let the users drop on it
if destNode.representedObject is Folder && (destNode.numberOfChildNodes == 0 || !expandedNodes.contains(destNode)) {
let movementAdjustment = sourceIndexPath > proposedDestinationIndexPath ? 1 : 0
let movementAdjustment = sourceIndexPath > destIndexPath ? 1 : 0
return IndexPath(row: destIndexPath.row + movementAdjustment, section: destIndexPath.section)
}
@ -309,15 +309,26 @@ class MasterViewController: UITableViewController, UndoableCommandRunner {
let index = sortedNodes.firstIndex(of: draggedNode)!
if index == 0 {
if parentNode.representedObject is Account {
return IndexPath(row: 0, section: destIndexPath.section)
} else {
return indexPathFor(parentNode)!
}
} else {
sortedNodes.remove(at: sortedNodes.firstIndex(of: draggedNode)!)
let movementAdjustment = sourceIndexPath < proposedDestinationIndexPath ? 1 : 0
return indexPathFor(sortedNodes[index - movementAdjustment])!
sortedNodes.remove(at: index)
let movementAdjustment = sourceIndexPath < destIndexPath ? 1 : 0
let adjustedIndex = index - movementAdjustment
if adjustedIndex >= sortedNodes.count {
let lastSortedIndexPath = indexPathFor(sortedNodes[sortedNodes.count - 1])!
return IndexPath(row: lastSortedIndexPath.row + 1, section: lastSortedIndexPath.section)
} else {
return indexPathFor(sortedNodes[adjustedIndex])!
}
}
}