//
//  CommunicationProtocol.h
//  DUREX Vendor Control
//
//  Created by Imanol Barba on 5/23/14.
//  Copyright (c) 2014 Emmoco. All rights reserved.
//

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

#define MAX_STRING_LENGTH       ((int)200)
#define MAX_RETRIES             ((int)3)
#define MAX_PRODUCT_NAME_LENGTH ((int)64)
#define MAX_CHANNELS            ((int)16)
#define MONEY_IN_NUM_UNITS      ((int)6)
#define MONEY_OUT_NUM_UNITS     ((int)3)
#define CHANGE_NUM_UNITS        ((int)2)
#define MAX_PRODUCTS            ((int)16)
#define SALE_STRING_LENGTH      ((int)36)
#define REPORT_SERVER_URL       @"http://seneca.upc.es:8090/machine"

@interface CommunicationProtocol : NSObject

-(Boolean) waitForMessageAvailableMobile: (Boolean) status;
-(Boolean) waitForMessageAvailableDevice: (Boolean) status;
-(Boolean) writeMessage: (NSString*) message;
-(NSString*) readMessage;
-(Boolean) establishConnection;
-(Boolean) updateTime: (NSDateComponents*) date;
-(Boolean) updatePrice: (uint8_t) channel : (uint8_t) product : (uint8_t) eur : (uint8_t) cents;
-(Boolean) updateProductName: (uint8_t) channel : (uint8_t) product : (NSString*) name;
-(NSString*) readSensorData;
-(NSString*) readSalesLog: (NSDateComponents*) start : (NSDateComponents*) end;
+(id) sharedProtocol;

@end