#import <Foundation/Foundation.h>
#import "VCAssignments.h"

@class VCAssignmentsManager;

@protocol VCAssignmentsManagerDelegate <NSObject>

- (void)vcAssignmentsManagerFetchFailed:(VCAssignmentsManager *)manager;
- (void)vcAssignmentsManagerFetchedAssignments:(VCAssignmentsManager *)manager;

@end

@interface VCAssignmentsManager : NSObject <VCAssignmentsDelegate> {
	id<VCAssignmentsManagerDelegate> delegate;
	VCSession * session;

	VCAssignments * assignmentsFetcher;
	NSMutableArray * allAssignments;
	BOOL isFetching;
}

@property (nonatomic, retain) id<VCAssignmentsManagerDelegate> delegate;
@property (readonly) VCSession * session;

- (id)initWithSession:(VCSession *)aSession;

- (BOOL)fetchAllAssignments;
- (BOOL)isFetching;
- (void)cancelFetching;

- (NSArray *)allAssignments;
- (NSArray *)assignmentsForClass:(NSString *)aClass;

@end