//

//  BLIPEchoClient.m

//  MYNetwork

//

//  Created by Jens Alfke on 5/24/08.

//  Copyright 2008 Jens Alfke. All rights reserved.

//  Adapted from Apple sample code "CocoaEcho":

//  http://developer.apple.com/samplecode/CocoaEcho/index.html

//

#import "BLIPEchoClient.h"

#import "MYBonjourBrowser.h"

#import "MYBonjourService.h"

#import "CollectionUtils.h"

#import "MYNetwork.h"

#import "Target.h"

@implementation BLIPEchoClient

- (void)awakeFromNib 

{

    [self.serviceBrowser start];

}

- (MYBonjourBrowser*) serviceBrowser {

    if (!_serviceBrowser)

        _serviceBrowser = [[MYBonjourBrowser alloc] initWithServiceType: @"_blipecho._tcp."];

    return _serviceBrowser;

}

- (NSArray*) serviceList {

    return [_serviceBrowser.services.allObjects sortedArrayUsingSelector: @selector(compare:)];

}

+ (NSArray*) keyPathsForValuesAffectingServiceList {

    return $array(@"serviceBrowser.services");

}

#pragma mark -

#pragma mark BLIPConnection support

/* Opens a BLIP connection to the given address. */

- (void)openConnection: (MYBonjourService*)service 

{

    _connection = [[BLIPConnection alloc] initToBonjourService: service];

    if( _connection ) {

        _connection.delegate = self;

        [_connection open];

    } else

        NSBeep();

}

/* Closes the currently open BLIP connection. */

- (void)closeConnection

{

    [_connection close];

}

/** Called after the connection successfully opens. */

- (void) connectionDidOpen: (TCPConnection*)connection {

    if (connection==_connection) {

        [inputField setEnabled: YES];

        [responseField setEnabled: YES];

        [inputField.window makeFirstResponder: inputField];

    }

}

/** Called after the connection fails to open due to an error. */

- (void) connection: (TCPConnection*)connection failedToOpen: (NSError*)error {

    [serverTableView.window presentError: error];

}

/** Called after the connection closes. */

- (void) connectionDidClose: (TCPConnection*)connection {

    if (connection==_connection) {

        if (connection.error)

            [serverTableView.window presentError: connection.error];

        [_connection release];

        _connection = nil;

        [inputField setEnabled: NO];

        [responseField setEnabled: NO];

    }

}

#pragma mark -

#pragma mark GUI action methods

- (IBAction)serverClicked:(id)sender {

    NSTableView * table = (NSTableView *)sender;

    int selectedRow = [table selectedRow];

    [self closeConnection];

    if (-1 != selectedRow)

        [self openConnection: [self.serviceList objectAtIndex:selectedRow]];

}

/* Send a BLIP request containing the string in the textfield */

- (IBAction)sendText:(id)sender 

{

    BLIPRequest *r = [_connection request];

    r.bodyString = [sender stringValue];

    BLIPResponse *response = [r send];

    if (response) {

        response.onComplete = $target(self,gotResponse:);

        [inputField setStringValue: @""];

    } else

        NSBeep();

}

/* Receive the response to the BLIP request, and put its contents into the response field */

- (void) gotResponse: (BLIPResponse*)response

{

    [responseField setObjectValue: response.bodyString];

}    

@end

int main(int argc, char *argv[])

{

    //RunTestCases(argc,(const char**)argv);

    return NSApplicationMain(argc,  (const char **) argv);

}