/*
 *
 * Copyright 2015, Google Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 */

#import "GRPCChannel.h"

#import <grpc/grpc.h>

@implementation GRPCChannel

+ (instancetype)channelToHost:(NSString *)host {
  // TODO(jcanizales): Reuse channels.
  return [[self alloc] initWithHost:host];
}

- (instancetype)init {
  return [self initWithHost:nil];
}

// Designated initializer
- (instancetype)initWithHost:(NSString *)host {
  if (!host) {
    [NSException raise:NSInvalidArgumentException format:@"Host can't be nil."];
  }
  if ((self = [super init])) {
    _unmanagedChannel = grpc_channel_create(host.UTF8String, NULL);
  }
  return self;
}

- (void)dealloc {
  // TODO(jcanizales): Be sure to add a test with a server that closes the connection prematurely,
  // as in the past that made this call to crash.
  grpc_channel_destroy(_unmanagedChannel);
}
@end