ObjMatrix  Check-in [b1d8afb546]

 *
 * @param rooms An array of joined rooms, or nil on error
 * @param exception An exception if fetching the room list failed
 */
typedef void (^mtx_client_room_list_block_t)(
    OFArray<OFString *> *_Nullable rooms, id _Nullable exception);

/**
 * @brief A block called when a room was joined.
 *
 * @param roomID The room ID that was joined, or nil on error. This can be used
 *		 to get the room ID if a room alias was joined.
 * @param exception An exception if joining the room failed
 */
typedef void (^mtx_client_room_join_block_t)(OFString *_Nullable roomID,
    id _Nullable exception);

/**
 * @brief A class that represents a client.
 */
@interface MTXClient: OFObject
/**
 * @brief The user ID used by the client.
 */

/**
 * @brief Fetches the list of joined rooms.
 *
 * @param block A block to call with the list of joined room
 */
- (void)fetchRoomListWithBlock: (mtx_client_room_list_block_t)block;

/**
 * @brief Joins the specified room.
 *
 * @param room The room to join. Either a room ID or a room alias.
 * @param block A block to call when the room was joined
 */
- (void)joinRoom: (OFString *)room
	   block: (mtx_client_room_join_block_t)block;
@end

OF_ASSUME_NONNULL_END

 * POSSIBILITY OF SUCH DAMAGE.
 */

#import "MTXClient.h"
#import "MTXRequest.h"

#import "MTXFetchRoomListFailedException.h"
#import "MTXJoinRoomFailedException.h"
#import "MTXLoginFailedException.h"
#import "MTXLogoutFailedException.h"

static void
validateHomeserver(OFURL *homeserver)
{
	if (![homeserver.scheme isEqual: @"http"] &&

		if (exception != nil) {
			block(exception);
			return;
		}

		if (statusCode != 200) {
			block([MTXLogoutFailedException

			    exceptionWithStatusCode: statusCode
					   response: response
					     client: self]);
			return;
		}

		block(nil);
	}];

	objc_autoreleasePoolPop(pool);

		if (exception != nil) {
			block(nil, exception);
			return;
		}

		if (statusCode != 200) {
			block(nil, [MTXFetchRoomListFailedException

			    exceptionWithStatusCode: statusCode
					   response: response
					     client: self]);
			return;
		}

		OFArray<OFString *> *joinedRooms = response[@"joined_rooms"];
		if (![joinedRooms isKindOfClass: OFArray.class]) {
			block(nil, [OFInvalidServerReplyException exception]);
			return;
		}
		for (OFString *room in joinedRooms) {
			if (![room isKindOfClass: OFString.class]) {
				block(nil,
				    [OFInvalidServerReplyException exception]);
				return;
			}
		}

		block(response[@"joined_rooms"], nil);
	}];

	objc_autoreleasePoolPop(pool);
}

- (void)joinRoom: (OFString *)room
	   block: (mtx_client_room_join_block_t)block
{
	void *pool = objc_autoreleasePoolPush();
	MTXRequest *request = [self requestWithPath:
	    [OFString stringWithFormat: @"/_matrix/client/r0/join/%@", room]];
	request.method = OF_HTTP_REQUEST_METHOD_POST;
	[request performWithBlock: ^ (mtx_response_t response, int statusCode,
				       id exception) {
		if (exception != nil) {
			block(nil, exception);
			return;
		}

		if (statusCode != 200) {
			block(nil, [MTXJoinRoomFailedException
			    exceptionWithRoom: room
				   statusCode: statusCode
				     response: response
				       client: self]);
			return;
		}

		OFString *roomID = response[@"room_id"];
		if (![roomID isKindOfClass: OFString.class]) {
			block(nil, [OFInvalidServerReplyException exception]);
			return;
		}

		block(roomID, nil);
	}];

	objc_autoreleasePoolPop(pool);
}
@end

#import "MTXRequest.h"

OF_ASSUME_NONNULL_BEGIN

@class MTXClient;

@interface MTXClientException: OFException
@property (readonly, nonatomic) int statusCode;
@property (readonly, nonatomic) mtx_response_t response;
@property (readonly, nonatomic) MTXClient *client;

+ (instancetype)exceptionWithStatusCode: (int)statusCode

			       response: (mtx_response_t)response
				 client: (MTXClient *)client;
- (instancetype)initWithStatusCode: (int)statusCode
			  response: (mtx_response_t)respons
			    client: (MTXClient *)client
    OF_DESIGNATED_INITIALIZER;
@end

OF_ASSUME_NONNULL_END

 */

#import "MTXLogoutFailedException.h"

#import "MTXClient.h"

@implementation MTXClientException
+ (instancetype)exceptionWithStatusCode: (int)statusCode

			       response: (mtx_response_t)response
				 client: (MTXClient *)client
{
	return [[[self alloc] initWithStatusCode: statusCode

					response: response
					  client: client] autorelease];
}


- (instancetype)initWithStatusCode: (int)statusCode
			  response: (mtx_response_t)response
			    client: (MTXClient *)client
{
	self = [super init];

	@try {

		_statusCode = statusCode;
		_response = [response copy];
		_client = [client retain];
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (void)dealloc
{

	[_response release];
	[_client release];

	[super dealloc];
}
@end

/*
 * Copyright (c) 2020, Jonathan Schleifer <js@nil.im>
 *
 * https://fossil.nil.im/objmatrix
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice is present in all copies.
 *
 * 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, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#import <ObjFW/ObjFW.h>

#import "MTXClientException.h"

OF_ASSUME_NONNULL_BEGIN

@interface MTXJoinRoomFailedException: MTXClientException
@property (readonly, nonatomic) OFString *room;

+ (instancetype)exceptionWithStatusCode: (int)statusCode
			       response: (mtx_response_t)response
				 client: (MTXClient *)client OF_UNAVAILABLE;
+ (instancetype)exceptionWithRoom: (OFString *)room
		       statusCode: (int)statusCode
			 response: (mtx_response_t)response
			   client: (MTXClient *)client;
- (instancetype)initWithStatusCode: (int)statusCode
			  response: (mtx_response_t)response
			    client: (MTXClient *)client OF_UNAVAILABLE;
- (instancetype)initWithRoom: (OFString *)room
		  statusCode: (int)statusCode
		    response: (mtx_response_t)response
		      client: (MTXClient *)client;
@end

OF_ASSUME_NONNULL_END

/*
 * Copyright (c) 2020, Jonathan Schleifer <js@nil.im>
 *
 * https://fossil.nil.im/objmatrix
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice is present in all copies.
 *
 * 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, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#import "MTXJoinRoomFailedException.h"

#import "MTXClient.h"

@implementation MTXJoinRoomFailedException
+ (instancetype)exceptionWithRoom: (OFString *)room
		       statusCode: (int)statusCode
			 response: (mtx_response_t)response
			   client: (MTXClient *)client
{
	return [[[self alloc] initWithRoom: room
				statusCode: statusCode
				  response: response
				    client: client] autorelease];
}

- (instancetype)initWithRoom: (OFString *)room
		  statusCode: (int)statusCode
		    response: (mtx_response_t)response
		      client: (MTXClient *)client
{
	self = [super initWithStatusCode: statusCode
				response: response
				  client: client];

	@try {
		_room = [room copy];
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (void)dealloc
{
	[_room release];

	[super dealloc];
}

- (OFString *)description
{
	return [OFString stringWithFormat:
	    @"Failed to join room %@ for %@: %@",
	    _room, self.client.userID, self.response];
}
@end

include ../../extra.mk

STATIC_PIC_LIB_NOINST = ${EXCEPTIONS_LIB_A}
STATIC_LIB_NOINST = ${EXCEPTIONS_A}

SRCS = MTXClientException.m			\
       MTXFetchRoomListFailedException.m	\
       MTXJoinRoomFailedException.m		\
       MTXLoginFailedException.m		\
       MTXLogoutFailedException.m
INCLUDES = ${SRCS:.m=.h}

include ../../buildsys.mk

CPPFLAGS += -I. -I..

		if (exception != nil) {
			of_log(@"Failed to fetch room list: %@", exception);
			[OFApplication terminateWithStatus: 1];
		}

		of_log(@"Fetched room list: %@", rooms);

		[self joinRoom];
	}];
}

- (void)joinRoom
{
	[_client joinRoom: @"#test:nil.im"
		    block: ^ (OFString *roomID, id exception) {
		if (exception != nil) {
			of_log(@"Failed to join room: %@", exception);
			[OFApplication terminateWithStatus: 1];
		}

		of_log(@"Joined room %@", roomID);

		[self logOut];
	}];
}

- (void)logOut
{
	[_client logOutWithBlock: ^ (id exception) {