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authorIndrajith K L2022-12-03 17:00:20 +0530
committerIndrajith K L2022-12-03 17:00:20 +0530
commitf5c4671bfbad96bf346bd7e9a21fc4317b4959df (patch)
tree2764fc62da58f2ba8da7ed341643fc359873142f /v_windows/v/vlib/net/websocket/events.v
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Adds most of the toolsHEADmaster
Diffstat (limited to 'v_windows/v/vlib/net/websocket/events.v')
-rw-r--r--v_windows/v/vlib/net/websocket/events.v227
1 files changed, 227 insertions, 0 deletions
diff --git a/v_windows/v/vlib/net/websocket/events.v b/v_windows/v/vlib/net/websocket/events.v
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+module websocket
+
+// MessageEventHandler represents a callback on a new message
+struct MessageEventHandler {
+ handler SocketMessageFn // callback function
+ handler2 SocketMessageFn2 // callback function with reference
+ is_ref bool // true if has a reference object
+ ref voidptr // referenced object
+}
+
+// ErrorEventHandler represents a callback on error
+struct ErrorEventHandler {
+ handler SocketErrorFn // callback function
+ handler2 SocketErrorFn2 // callback function with reference
+ is_ref bool // true if has a reference object
+ ref voidptr // referenced object
+}
+
+// OpenEventHandler represents a callback when connection is opened
+struct OpenEventHandler {
+ handler SocketOpenFn // callback function
+ handler2 SocketOpenFn2 // callback function with reference
+ is_ref bool // true if has a reference object
+ ref voidptr // referenced object
+}
+
+// CloseEventHandler represents a callback on a closing event
+struct CloseEventHandler {
+ handler SocketCloseFn // callback function
+ handler2 SocketCloseFn2 // callback function with reference
+ is_ref bool // true if has a reference object
+ ref voidptr // referenced object
+}
+
+pub type AcceptClientFn = fn (mut c ServerClient) ?bool
+
+pub type SocketMessageFn = fn (mut c Client, msg &Message) ?
+
+pub type SocketMessageFn2 = fn (mut c Client, msg &Message, v voidptr) ?
+
+pub type SocketErrorFn = fn (mut c Client, err string) ?
+
+pub type SocketErrorFn2 = fn (mut c Client, err string, v voidptr) ?
+
+pub type SocketOpenFn = fn (mut c Client) ?
+
+pub type SocketOpenFn2 = fn (mut c Client, v voidptr) ?
+
+pub type SocketCloseFn = fn (mut c Client, code int, reason string) ?
+
+pub type SocketCloseFn2 = fn (mut c Client, code int, reason string, v voidptr) ?
+
+// on_connect registers a callback when client connects to the server
+pub fn (mut s Server) on_connect(fun AcceptClientFn) ? {
+ if s.accept_client_callbacks.len > 0 {
+ return error('only one callback can be registered for accept client')
+ }
+ s.accept_client_callbacks << fun
+}
+
+// on_message registers a callback on new messages
+pub fn (mut s Server) on_message(fun SocketMessageFn) {
+ s.message_callbacks << MessageEventHandler{
+ handler: fun
+ }
+}
+
+// on_message_ref registers a callback on new messages and provides a reference object
+pub fn (mut s Server) on_message_ref(fun SocketMessageFn2, ref voidptr) {
+ s.message_callbacks << MessageEventHandler{
+ handler2: fun
+ ref: ref
+ is_ref: true
+ }
+}
+
+// on_close registers a callback on closed socket
+pub fn (mut s Server) on_close(fun SocketCloseFn) {
+ s.close_callbacks << CloseEventHandler{
+ handler: fun
+ }
+}
+
+// on_close_ref registers a callback on closed socket and provides a reference object
+pub fn (mut s Server) on_close_ref(fun SocketCloseFn2, ref voidptr) {
+ s.close_callbacks << CloseEventHandler{
+ handler2: fun
+ ref: ref
+ is_ref: true
+ }
+}
+
+// on_message registers a callback on new messages
+pub fn (mut ws Client) on_message(fun SocketMessageFn) {
+ ws.message_callbacks << MessageEventHandler{
+ handler: fun
+ }
+}
+
+// on_message_ref registers a callback on new messages and provides a reference object
+pub fn (mut ws Client) on_message_ref(fun SocketMessageFn2, ref voidptr) {
+ ws.message_callbacks << MessageEventHandler{
+ handler2: fun
+ ref: ref
+ is_ref: true
+ }
+}
+
+// on_error registers a callback on errors
+pub fn (mut ws Client) on_error(fun SocketErrorFn) {
+ ws.error_callbacks << ErrorEventHandler{
+ handler: fun
+ }
+}
+
+// on_error_ref registers a callback on errors and provides a reference object
+pub fn (mut ws Client) on_error_ref(fun SocketErrorFn2, ref voidptr) {
+ ws.error_callbacks << ErrorEventHandler{
+ handler2: fun
+ ref: ref
+ is_ref: true
+ }
+}
+
+// on_open registers a callback on successful opening the websocket
+pub fn (mut ws Client) on_open(fun SocketOpenFn) {
+ ws.open_callbacks << OpenEventHandler{
+ handler: fun
+ }
+}
+
+// on_open_ref registers a callback on successful opening the websocket
+// and provides a reference object
+pub fn (mut ws Client) on_open_ref(fun SocketOpenFn2, ref voidptr) {
+ ws.open_callbacks << OpenEventHandler{
+ handler2: fun
+ ref: ref
+ is_ref: true
+ }
+}
+
+// on_close registers a callback on closed socket
+pub fn (mut ws Client) on_close(fun SocketCloseFn) {
+ ws.close_callbacks << CloseEventHandler{
+ handler: fun
+ }
+}
+
+// on_close_ref registers a callback on closed socket and provides a reference object
+pub fn (mut ws Client) on_close_ref(fun SocketCloseFn2, ref voidptr) {
+ ws.close_callbacks << CloseEventHandler{
+ handler2: fun
+ ref: ref
+ is_ref: true
+ }
+}
+
+// send_connect_event invokes the on_connect callback
+fn (mut s Server) send_connect_event(mut c ServerClient) ?bool {
+ if s.accept_client_callbacks.len == 0 {
+ // If no callback all client will be accepted
+ return true
+ }
+ fun := s.accept_client_callbacks[0]
+ res := fun(mut c) ?
+ return res
+}
+
+// send_message_event invokes the on_message callback
+fn (mut ws Client) send_message_event(msg &Message) {
+ ws.debug_log('sending on_message event')
+ for ev_handler in ws.message_callbacks {
+ if !ev_handler.is_ref {
+ ev_handler.handler(ws, msg) or { ws.logger.error('send_message_event error: $err') }
+ } else {
+ ev_handler.handler2(ws, msg, ev_handler.ref) or {
+ ws.logger.error('send_message_event error: $err')
+ }
+ }
+ }
+}
+
+// send_error_event invokes the on_error callback
+fn (mut ws Client) send_error_event(error string) {
+ ws.debug_log('sending on_error event')
+ for ev_handler in ws.error_callbacks {
+ if !ev_handler.is_ref {
+ ev_handler.handler(mut ws, error) or {
+ ws.logger.error('send_error_event error: $error, err: $err')
+ }
+ } else {
+ ev_handler.handler2(mut ws, error, ev_handler.ref) or {
+ ws.logger.error('send_error_event error: $error, err: $err')
+ }
+ }
+ }
+}
+
+// send_close_event invokes the on_close callback
+fn (mut ws Client) send_close_event(code int, reason string) {
+ ws.debug_log('sending on_close event')
+ for ev_handler in ws.close_callbacks {
+ if !ev_handler.is_ref {
+ ev_handler.handler(mut ws, code, reason) or {
+ ws.logger.error('send_close_event error: $err')
+ }
+ } else {
+ ev_handler.handler2(mut ws, code, reason, ev_handler.ref) or {
+ ws.logger.error('send_close_event error: $err')
+ }
+ }
+ }
+}
+
+// send_open_event invokes the on_open callback
+fn (mut ws Client) send_open_event() {
+ ws.debug_log('sending on_open event')
+ for ev_handler in ws.open_callbacks {
+ if !ev_handler.is_ref {
+ ev_handler.handler(mut ws) or { ws.logger.error('send_open_event error: $err') }
+ } else {
+ ev_handler.handler2(mut ws, ev_handler.ref) or {
+ ws.logger.error('send_open_event error: $err')
+ }
+ }
+ }
+}