/*

     File: ANBWindowController.m

 Abstract: Implementation for NSWindowController subclass for maintaining the user interface. It uses a view based NSTableView to display the entities available on the network.

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 */

#import "ANBWindowController.h"

#import "ANBInterface.h"

#import "ANBAVDECCEntity.h"

@interface ANBWindowController ()

@end

@implementation ANBWindowController

- (id)initWithWindow:(NSWindow *)window

{

    self = [super initWithWindow:window];

    if (self)

    {

        _tableContents = [NSMutableArray array];

    }

    return self;

}

- (NSString *)windowNibName

{

    return [self className];

}

- (void)windowDidLoad

{

    [super windowDidLoad];

    // Implement this method to handle any initialization after your window controller's window has been loaded from its nib file.

}

#pragma mark Table View Handling

- (NSInteger)numberOfRowsInTableView:(NSTableView *)tableView

{

    return _tableContents.count;

}

//If the object is an ANBInterface then it is a group row otherwise it is an entry (and an ANBAVDECCEntity object)

- (BOOL)tableView:(NSTableView *)tableView isGroupRow:(NSInteger)row

{

    BOOL isGroup = NO;

    if ([[_tableContents objectAtIndex:row] isKindOfClass:[ANBInterface class]])

    {

        isGroup = YES;

    }

    return isGroup;

}

// We make the "group rows" have the standard height, while all other image rows have a larger height

- (CGFloat)tableView:(NSTableView *)tableView heightOfRow:(NSInteger)row

{

    CGFloat rowHeight;

    if ([[_tableContents objectAtIndex:row] isKindOfClass:[ANBInterface class]])

    {

        rowHeight = [tableView rowHeight];

    }

    else

    {

        rowHeight = 75.0;

    }

    return rowHeight;

}

//This is a view based table (rather than cell based) so return the right view for the row type. The views are defined in

//the xib file in the table.

- (NSView *)tableView:(NSTableView *)tableView viewForTableColumn:(NSTableColumn *)tableColumn row:(NSInteger)row

{

    if ([[_tableContents objectAtIndex:row] isKindOfClass:[ANBInterface class]])

    {

        ANBInterface *interface = [_tableContents objectAtIndex:row];

        NSTextField *textField = [tableView makeViewWithIdentifier:@"TextCell" owner:self];

        [textField setStringValue:interface.userInterfaceName];

        return textField;

    }

    else

    {

        NSTableCellView *cellView = [tableView makeViewWithIdentifier:@"MainCell" owner:self];

        cellView.objectValue = [_tableContents objectAtIndex:row];

        return cellView;

    }

}

//The user changed the selection so update the selected property (used by the Cocoa Bindings in the detail view)

//The table does not have multiple selection turned on so there will always be only one selected row.

- (void)tableViewSelectionDidChange:(NSNotification *)notification

{

    NSUInteger selected = [_tableView selectedRow];

    if(selected < _tableContents.count)

    {

        if([[_tableContents objectAtIndex:[_tableView selectedRow]] isKindOfClass:[ANBAVDECCEntity class]])

        {

            self.selected = [_tableContents objectAtIndex:[_tableView selectedRow]];

        }

        else

        {

            self.selected = nil;

        }

    }

    else

    {

        self.selected = nil;

    }

}

//App delegate calls this method whenever entites are added or removed on an interface or when interfaces are added and removed

- (void)didUpdateInterfaceEntities:(NSDictionary *)interfaces

{

    //Create a sorted list of keys (sort the BSD names of the interfaces) so that they are always displayed in the same order.

    NSArray *sorted = [[interfaces allKeys] sortedArrayUsingDescriptors:@[[NSSortDescriptor sortDescriptorWithKey:@"self" ascending:YES]]];

    [_tableContents removeAllObjects];

    //Walk through the dictionary of interfaces updating the table contents.

    for(NSString *ifName in sorted)

    {

        ANBInterface *interface = [interfaces objectForKey:ifName];

        [_tableContents addObject:interface];

        [_tableContents addObjectsFromArray:interface.avdeccEntities];

    }

    //If we removed the object that was selected update the selected object.

    if(![_tableContents containsObject:self.selected])

    {

        [self tableViewSelectionDidChange:nil];

    }

    [_tableView reloadData];

}

@end