#import <Foundation/Foundation.h>
#import <LegacyComponents/TGMediaSelectionContext.h>

@class TGMediaSelectionContext;

@interface TGMediaPickerGallerySelectedItemsModel : NSObject

@property (nonatomic, copy) void (^selectionUpdated)(bool reload, bool incremental, bool add, NSInteger index);

@property (nonatomic, readonly) NSArray *items;
@property (nonatomic, readonly) NSArray *selectedItems;

@property (nonatomic, readonly) NSInteger totalCount;
@property (nonatomic, readonly) NSInteger selectedCount;

- (instancetype)initWithSelectionContext:(TGMediaSelectionContext *)selectionContext;
- (instancetype)initWithSelectionContext:(TGMediaSelectionContext *)selectionContext items:(NSArray *)items;

- (void)addSelectedItem:(id<TGMediaSelectableItem>)selectedItem;
- (void)removeSelectedItem:(id<TGMediaSelectableItem>)selectedItem;
- (void)clear;

@end