CWFirebaseCollection.h

//
//  CWFirebaseCollection.h
//
//  Created by Clément Wehrung on 08/04/2014.
//  Copyright (c) 2014 Clément Wehrung. All rights reserved.
//

#import <Firebase/Firebase.h>

#import "CWCollection.h"

@protocol CWFirebaseCollectionModelProtocol <CWCollectionModelProtocol>

@optional

- (Firebase *)reference;
- (void)remove;

@end

@protocol CWFirebaseCollectionDelegate <CWCollectionDelegate>

@optional

- (void)collection:(CWCollection *)collection modelAdded:(id<CWCollectionModelProtocol>)model atIndex:(NSUInteger)index inBatch:(BOOL)inBatch;

@property (nonatomic, strong, readonly) Firebase* reference;

@end


@protocol CWFirebaseCollectionDataSource <CWCollectionDataSource>

@required

- (void)collection:(CWCollection *)collection prepareModelWithData:(FDataSnapshot *)dataSnapshot completion:(CWCollectionPrepareResult)completionBlock;

@end

@interface CWFirebaseCollection : CWCollection <CWFirebaseCollectionDataSource>

@property (nonatomic, strong, readonly) Firebase* reference;
@property (nonatomic, assign, readonly) BOOL isLoading;
@property (nonatomic, strong, readonly) FDataSnapshot *lastDataSnapshot;
@property (nonatomic, assign) id <CWFirebaseCollectionDataSource> dataSource;

@property (nonatomic, assign) id <CWFirebaseCollectionDelegate> delegate;

@property (nonatomic, assign) NSUInteger batchSize;
@property (nonatomic, assign) BOOL autoStartListeners;
@property (nonatomic, assign, readonly) BOOL hasMore;

- (id)initWithReference:(Firebase *)reference dataSource:(id <CWFirebaseCollectionDataSource>)dataSource;

- (void)listen;

- (void)loadAllWithCompletion:(void (^)(CWCollection *collection, NSArray *models))completion;
- (void)loadMoreWithCompletion:(void (^)(CWCollection *collection, NSArray *models))completion;

- (void)dispose;

#pragma mark - Default Model Implementation

- (void)collection:(CWCollection *)collection prepareModelWithData:(FDataSnapshot *)snapshot completion:(CWCollectionPrepareResult)completionBlock;

@end