websocket: added missing event data

user_context was missing from websocket event data, added. Also added the websocket client handle to the event data.

Removed  unused event data struct.

Closes: IDF-1271

components/esp_websocket_client/esp_websocket_client.c

@@ -107,6 +107,10 @@ static esp_err_t esp_websocket_client_dispatch_event(esp_websocket_client_handle
 {
     esp_err_t err;
     esp_websocket_event_data_t event_data;
+
+    event_data.client = client;
+    event_data.user_context = client->config->user_context;
+
     event_data.data_ptr = data;
     event_data.data_len = data_len;
     event_data.op_code = client->last_opcode;

components/esp_websocket_client/include/esp_websocket_client.h

@@ -47,9 +47,11 @@ typedef enum {
  * @brief Websocket event data
  */
 typedef struct {
-    const char *data_ptr;   /*!< Data pointer */
-    int         data_len;   /*!< Data length */
-    uint8_t     op_code;    /*!< Received opcode */
+    const char                      *data_ptr;      /*!< Data pointer */
+    int                             data_len;       /*!< Data length */
+    uint8_t                         op_code;        /*!< Received opcode */
+    esp_websocket_client_handle_t   client;         /*!< esp_websocket_client_handle_t context */
+    void                            *user_context;  /*!< user_data context, from esp_websocket_client_config_t user_data */
 } esp_websocket_event_data_t;
 
 /**
@@ -61,19 +63,6 @@ typedef enum {
     WEBSOCKET_TRANSPORT_OVER_SSL,       /*!< Transport over ssl */
 } esp_websocket_transport_t;
 
-/**
- * @brief Websocket Client events data
- */
-typedef struct {
-    esp_websocket_event_id_t      event_id;     /*!< event_id, to know the cause of the event */
-    esp_websocket_client_handle_t client;       /*!< esp_websocket_client_handle_t context */
-    void                          *user_context;/*!< user_data context, from esp_websocket_client_config_t user_data */
-    char                          *data;        /*!< data of the event */
-    int                           data_len;     /*!< length of data */
-} esp_websocket_event_t;
-
-typedef esp_websocket_event_t* esp_websocket_event_handle_t;
-
 /**
  * @brief Websocket client setup configuration
  */