TripsController.j

@import <Foundation/CPObject.j>
@import "TripDaysController.j"
@import "Trip.j"
@import "DemoData.j"
@import "Settings.j"
 
@implementation TripsController : CPObject
{
    TripDaysController      tripDaysController @accessors;
    CPTextField             tripLabel @accessors;
    CPString                receivedData;
    CPURLConnection         loadConnection;
}
 
- (id)init
{
    self = [super init];
    
    if (self)
    {
        receivedData = @"";
        loadConnection = nil;
    }
    
    return self;
}
 
- (void)loadTrip:(CPString)number {
    if (number && [number length] == 7) {
        var request = [CPURLRequest requestWithURL:[Settings baseURL] + "/maps/1" + number + "00.json"];
        [request setHTTPMethod:@"GET"];
        [request setValue:"application/json" forHTTPHeaderField:"Accept"];
        receivedData = nil;
        loadConnection = [CPURLConnection connectionWithRequest:request delegate:self];
    } else {
        alert("Bitte eine 7-stellige Reisenummer eingeben!");
    }
}
 
- (void)loadExampleTrip:(CPString)number {    
    var json = [[DemoData exampleJSONString] objectFromJSON];
    var trips = [Trip tripsFromJSONObjects:json];
    
    if (number && [number length] == 7) {
        trip = nil;
        // This will later be replaced by the real JSON-finding mechanism
        for (i = 0; i < [trips count]; i += 1) {
            var current_trip = [trips objectAtIndex:i]; 
            if ([current_trip identifier] == '1' + number + '00') {
                trip = current_trip;
                break;
            }
        }
        
        if (trip) {
            selectedTrip = trip;
            [tripLabel setStringValue:[trip title]];
            [tripDaysController setTrip:trip];
        } else {
            alert("Nicht gefunden.");
        }
        
    } else {
        alert("Bitte eine 7-stellige Reisenummer eingeben!");
    }
}
 
 
 
/* CPURLConnection delegate methods */ 
 
- (void)connection:(CPURLConnection)connection didReceiveData:(CPString)data
{
    if (!receivedData) {
        receivedData = data;
    } else {
        receivedData += data;
    }
}
 
- (void)connection:(CPURLConnection)connection didFailWithError:(CPString)error
{
    alert("Connection did fail with error : " + error) ;
    receivedData = nil;
}
 
- (void)connectionDidFinishLoading:(CPURLConnection)aConnection
{
    console.log("Connection did finish loading.") ;
    if (aConnection===loadConnection)
    {
        var result = CPJSObjectCreateWithJSON(receivedData);
        var trip = [[Trip alloc] initFromJSONObject:result];
        
        if (trip) {
            selectedTrip = trip;
            [tripLabel setStringValue:[trip title]];
            [tripDaysController setTrip:trip];
        } else {
            alert("Nicht gefunden.");
        }
    }

}
 
 
 
@end