gistfile1.txt

- (void)decomposeFlightsPerHour {
	
	self.decomposedFlights = [NSMutableDictionary dictionary];
	
	NSMutableArray *temp = [NSMutableArray array];
	NSString *currentHourPrefix = [[[self.flightList objectAtIndex:0] objectForKey:@"HP"] substringToIndex:2];
	NSString *dateHourPrefix = [[[self.flightList objectAtIndex:0] objectForKey:@"DATEVOL"] substringToIndex:10];
	NSString *newPrefix = [NSString stringWithFormat:@"%@_%@", dateHourPrefix, currentHourPrefix];
	
	for (NSDictionary *flightInfo in self.flightList) {
		
		NSString *flightInfoHourPrefix = [[flightInfo objectForKey:@"HP"] substringToIndex:2];
		NSString *flightInfoDatePrefix = [[flightInfo objectForKey:@"DATEVOL"] substringToIndex:10];
		NSString *flightInfonewPrefix = [NSString stringWithFormat:@"%@_%@", flightInfoDatePrefix, flightInfoHourPrefix];
		
		if ([flightInfonewPrefix isEqualToString:newPrefix]) {
			
			[temp addObject:flightInfo];
			
		} else {
			
			NSArray *temp_buffer = [temp copy];
			[self.decomposedFlights setObject:temp_buffer forKey:newPrefix];
			currentHourPrefix = [[flightInfo objectForKey:@"HP"] substringToIndex:2];
			dateHourPrefix = [[flightInfo objectForKey:@"DATEVOL"] substringToIndex:10];
			newPrefix = [NSString stringWithFormat:@"%@_%@", dateHourPrefix, currentHourPrefix];
			[temp removeAllObjects];
		}
	}
	
	self.sortedHourKeys = [[self.decomposedFlights allKeys] sortedArrayUsingSelector:@selector(localizedCaseInsensitiveCompare:)];
	
	NSMutableDictionary *tempDict = [NSMutableDictionary dictionary];
	NSString *key;
	
	for (key in self.decomposedFlights) {
		if ((((NSArray *)[self.decomposedFlights objectForKey:key]).count != 0))  {
			[tempDict setObject:[self.decomposedFlights objectForKey:key] forKey:key];
		}
	}
	
	[self.decomposedFlights removeAllObjects];
	self.decomposedFlights = tempDict;
	self.decomposedFlightsCleaned = tempDict;
	[self.departuresTableView reloadData];
}