From 567e29a54280a21c4504b2f29ec718b592835436 Mon Sep 17 00:00:00 2001
From: Hans Knoechel <hans.knoechel@hs-osnabrueck.de>
Date: Tue, 27 Oct 2015 12:47:49 -0700
Subject: [PATCH] [TIMOB-7735] Support UITableView insert style

---
 iphone/Classes/TiUIListView.m | 75 ++++++++++++++++++++++-------------
 1 file changed, 48 insertions(+), 27 deletions(-)

diff --git a/iphone/Classes/TiUIListView.m b/iphone/Classes/TiUIListView.m
index ad71be71ab0..b77e9991098 100644
--- a/iphone/Classes/TiUIListView.m
+++ b/iphone/Classes/TiUIListView.m
@@ -929,6 +929,13 @@ -(BOOL)canEditRowAtIndexPath:(NSIndexPath *)indexPath
     return [TiUtils boolValue:editValue def:NO];
 }
 
+-(BOOL)canInsertRowAtIndexPath:(NSIndexPath *)indexPath
+{
+    id insertValue = [self valueWithKey:@"canInsert" atIndexPath:indexPath];
+    //canInsert if undefined is false
+    return [TiUtils boolValue:insertValue def:NO];
+}
+
 
 -(BOOL)canMoveRowAtIndexPath:(NSIndexPath *)indexPath
 {
@@ -1002,9 +1009,10 @@ - (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)
         return NO;
     }
     
-    if ([self canEditRowAtIndexPath:indexPath]) {
+    if ([self canEditRowAtIndexPath:indexPath] || [self canInsertRowAtIndexPath:indexPath]) {
         return YES;
     }
+    
     if (editing) {
         return [self canMoveRowAtIndexPath:indexPath];
     }
@@ -1013,32 +1021,14 @@ - (BOOL)tableView:(UITableView *)tableView canEditRowAtIndexPath:(NSIndexPath *)
 
 - (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath
 {
+    TiUIListSectionProxy* theSection = [[self.listViewProxy sectionForIndex:indexPath.section] retain];
+
     if (editingStyle == UITableViewCellEditingStyleDelete) {
-        TiUIListSectionProxy* theSection = [[self.listViewProxy sectionForIndex:indexPath.section] retain];
-        NSDictionary *theItem = [[theSection itemAtIndex:indexPath.row] retain];
         
         //Delete Data
         [theSection deleteItemAtIndex:indexPath.row];
         
-        //Fire the delete Event if required
-        NSString *eventName = @"delete";
-        if ([self.proxy _hasListeners:eventName]) {
-        
-            NSMutableDictionary *eventObject = [[NSMutableDictionary alloc] initWithObjectsAndKeys:
-                                                theSection, @"section",
-                                                NUMINTEGER(indexPath.section), @"sectionIndex",
-                                                NUMINTEGER(indexPath.row), @"itemIndex",
-                                                nil];
-            id propertiesValue = [theItem objectForKey:@"properties"];
-            NSDictionary *properties = ([propertiesValue isKindOfClass:[NSDictionary class]]) ? propertiesValue : nil;
-            id itemId = [properties objectForKey:@"itemId"];
-            if (itemId != nil) {
-                [eventObject setObject:itemId forKey:@"itemId"];
-            }
-            [self.proxy fireEvent:eventName withObject:eventObject withSource:self.proxy propagate:NO reportSuccess:NO errorCode:0 message:nil];
-            [eventObject release];
-        }
-        [theItem release];
+        [self fireEditEventWithName:@"delete" andSection:theSection atIndexPath:(NSIndexPath*)indexPath];
         
         BOOL emptySection = NO;
         
@@ -1112,20 +1102,27 @@ - (void)tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEd
         
         }
         [tableView endUpdates];
-        [theSection release];
+    } else if(editingStyle == UITableViewCellEditingStyleInsert) {
+        [self fireEditEventWithName:@"insert" andSection:theSection atIndexPath:(NSIndexPath*)indexPath];
     }
+    [theSection release];
 }
 
 #pragma mark - Editing Support Delegate Methods.
 
 - (UITableViewCellEditingStyle)tableView:(UITableView *)tableView editingStyleForRowAtIndexPath:(NSIndexPath *)indexPath
 {
-    //No support for insert style yet
-    if ([self canEditRowAtIndexPath:indexPath]) {
+    if ([self canEditRowAtIndexPath:indexPath] == YES && [self canInsertRowAtIndexPath:indexPath] == YES) {
+        DebugLog(@"[WARN] The row at sectionIndex=%i and itemIndex=%i has both 'canEdit' and 'canInsert'. Please use either 'canEdit' for deleting or 'canInsert' for inserting a row.", indexPath.section, indexPath.row);
+    }
+
+    if ([self canEditRowAtIndexPath:indexPath] == YES) {
         return UITableViewCellEditingStyleDelete;
-    } else {
-        return UITableViewCellEditingStyleNone;
+    } else if([self canInsertRowAtIndexPath:indexPath] == YES) {
+        return UITableViewCellEditingStyleInsert;
     }
+    
+    return UITableViewCellEditingStyleNone;
 }
 
 - (NSArray *)tableView:(UITableView *)tableView editActionsForRowAtIndexPath:(NSIndexPath *)indexPath
@@ -2000,6 +1997,30 @@ -(void)initSearchController:(id)sender
     }
 }
 
+-(void)fireEditEventWithName:(NSString*)name andSection:(TiUIListSectionProxy*)section atIndexPath:(NSIndexPath*)indexPath
+{
+    NSDictionary *theItem = [[section itemAtIndex:indexPath.row] retain];
+
+    //Fire the delete Event if required
+    if ([self.proxy _hasListeners:name]) {
+        
+        NSMutableDictionary *eventObject = [[NSMutableDictionary alloc] initWithObjectsAndKeys:
+                                            section, @"section",
+                                            NUMINTEGER(indexPath.section), @"sectionIndex",
+                                            NUMINTEGER(indexPath.row), @"itemIndex",
+                                            nil];
+        id propertiesValue = [theItem objectForKey:@"properties"];
+        NSDictionary *properties = ([propertiesValue isKindOfClass:[NSDictionary class]]) ? propertiesValue : nil;
+        id itemId = [properties objectForKey:@"itemId"];
+        if (itemId != nil) {
+            [eventObject setObject:itemId forKey:@"itemId"];
+        }
+        [self.proxy fireEvent:name withObject:eventObject withSource:self.proxy propagate:NO reportSuccess:NO errorCode:0 message:nil];
+        [eventObject release];
+    }
+    [theItem release];
+}
+
 #pragma mark - UITapGestureRecognizer
 
 - (BOOL)gestureRecognizerShouldBegin:(UIGestureRecognizer *)gestureRecognizer