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#ifndef GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_CLIENT_CHANNEL_H
#define GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_CLIENT_CHANNEL_H

#include "src/core/ext/filters/client_channel/client_channel_factory.h"
#include "src/core/ext/filters/client_channel/resolver.h"
#include "src/core/lib/channel/channel_stack.h"

// Channel arg key for server URI string.
#define GRPC_ARG_SERVER_URI "grpc.server_uri"

/* A client channel is a channel that begins disconnected, and can connect
   to some endpoint on demand. If that endpoint disconnects, it will be
   connected to again later.

   Calls on a disconnected client channel are queued until a connection is
   established. */

extern const grpc_channel_filter grpc_client_channel_filter;

grpc_connectivity_state grpc_client_channel_check_connectivity_state(
    grpc_exec_ctx *exec_ctx, grpc_channel_element *elem, int try_to_connect);

void grpc_client_channel_watch_connectivity_state(
    grpc_exec_ctx *exec_ctx, grpc_channel_element *elem, grpc_pollset *pollset,
    grpc_connectivity_state *state, grpc_closure *on_complete);

/* Debug helper: pull the subchannel call from a call stack element */
grpc_subchannel_call *grpc_client_channel_get_subchannel_call(
    grpc_call_element *elem);

#endif /* GRPC_CORE_EXT_FILTERS_CLIENT_CHANNEL_CLIENT_CHANNEL_H */
