// Copyright (c) 2013 Mutual Mobile (http://mutualmobile.com/)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

#import "UIViewController+MMDrawerController.h"

@implementation UIViewController (MMDrawerController)

- (MMDrawerController *)mm_drawerController {
    UIViewController *parentViewController = self.parentViewController;
    while (parentViewController != nil) {
        if ([parentViewController isKindOfClass:[MMDrawerController class]]) {
            return (MMDrawerController *)parentViewController;
        }
        parentViewController = parentViewController.parentViewController;
    }
    return nil;
}

- (CGRect)mm_visibleDrawerFrame {
    if ([self isEqual:self.mm_drawerController.leftDrawerViewController] ||
        [self.navigationController isEqual:self.mm_drawerController.leftDrawerViewController]) {
        CGRect rect = self.mm_drawerController.view.bounds;
        rect.size.width = self.mm_drawerController.maximumLeftDrawerWidth;
        if (self.mm_drawerController.showsStatusBarBackgroundView) {
            rect.size.height -= 20.0f;
        }
        return rect;

    } else if ([self isEqual:self.mm_drawerController.rightDrawerViewController] ||
               [self.navigationController
                   isEqual:self.mm_drawerController.rightDrawerViewController]) {
        CGRect rect = self.mm_drawerController.view.bounds;
        rect.size.width = self.mm_drawerController.maximumRightDrawerWidth;
        rect.origin.x = CGRectGetWidth(self.mm_drawerController.view.bounds) - rect.size.width;
        if (self.mm_drawerController.showsStatusBarBackgroundView) {
            rect.size.height -= 20.0f;
        }
        return rect;
    } else {
        return CGRectNull;
    }
}

@end