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#ifndef ACLK_LWS_WSS_CLIENT_H
#define ACLK_LWS_WSS_CLIENT_H
#include <libwebsockets.h>
#include "libnetdata/libnetdata.h"
#define ACLK_LWS_WSS_RECONNECT_TIMEOUT 5
// This is as define because ideally the ACLK at high level
// can do mosqitto writes and reads only from one thread
// which is cleaner implementation IMHO
// in such case this mutexes are not necessarry and life
// is simpler
#define ACLK_LWS_MOSQUITTO_IO_CALLS_MULTITHREADED 1
#define ACLK_LWS_WSS_RECV_BUFF_SIZE_BYTES 128*1024
#ifdef ACLK_LWS_MOSQUITTO_IO_CALLS_MULTITHREADED
#define aclk_lws_mutex_init(x) netdata_mutex_init(x)
#define aclk_lws_mutex_lock(x) netdata_mutex_lock(x)
#define aclk_lws_mutex_unlock(x) netdata_mutex_unlock(x)
#else
#define aclk_lws_mutex_init(x)
#define aclk_lws_mutex_lock(x)
#define aclk_lws_mutex_unlock(x)
#endif
struct aclk_lws_wss_engine_callbacks {
void (*connection_established_callback)();
void (*data_rcvd_callback)();
void (*data_writable_callback)();
void (*connection_closed)();
};
struct lws_wss_packet_buffer;
struct aclk_lws_wss_engine_instance {
//target host/port for connection
const char *host;
int port;
//internal data
struct lws_context *lws_context;
struct lws *lws_wsi;
#ifdef ACLK_LWS_MOSQUITTO_IO_CALLS_MULTITHREADED
netdata_mutex_t write_buf_mutex;
netdata_mutex_t read_buf_mutex;
#endif
struct lws_wss_packet_buffer *write_buffer_head;
struct lws_ring *read_ringbuffer;
struct aclk_lws_wss_engine_callbacks callbacks;
//flags to be readed by engine user
int websocket_connection_up;
// currently this is by default disabled
int data_to_read;
int upstream_reconnect_request;
};
struct aclk_lws_wss_engine_instance* aclk_lws_wss_client_init (const struct aclk_lws_wss_engine_callbacks *callbacks, const char *target_hostname, int target_port);
void aclk_lws_wss_client_destroy(struct aclk_lws_wss_engine_instance* inst);
void aclk_lws_wss_connect(struct aclk_lws_wss_engine_instance *inst);
int aclk_lws_wss_client_write(struct aclk_lws_wss_engine_instance *inst, void *buf, size_t count);
int aclk_lws_wss_client_read (struct aclk_lws_wss_engine_instance *inst, void *buf, size_t count);
int aclk_lws_wss_service_loop(struct aclk_lws_wss_engine_instance *inst);
void aclk_lws_wss_mqtt_layer_disconect_notif(struct aclk_lws_wss_engine_instance *inst);
#endif
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