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diff --git a/v_windows/v/old/examples/websocket/ping.v b/v_windows/v/old/examples/websocket/ping.v
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+module main
+
+import time
+import os
+import net.websocket
+
+fn main() {
+ println('press enter to quit...\n')
+ go start_server()
+ time.sleep(100 * time.millisecond)
+ go start_client()
+ os.get_line()
+}
+
+// start_server starts the websocket server, it receives messages
+// and send it back to the client that sent it
+fn start_server() ? {
+ mut s := websocket.new_server(.ip6, 30000, '')
+ // Make that in execution test time give time to execute at least one time
+ s.ping_interval = 100
+ s.on_connect(fn (mut s websocket.ServerClient) ?bool {
+ // Here you can look att the client info and accept or not accept
+ // just returning a true/false
+ if s.resource_name != '/' {
+ return false
+ }
+ return true
+ }) ?
+ s.on_message(fn (mut ws websocket.Client, msg &websocket.Message) ? {
+ ws.write(msg.payload, msg.opcode) or { panic(err) }
+ })
+ s.on_close(fn (mut ws websocket.Client, code int, reason string) ? {
+ // println('client ($ws.id) closed connection')
+ })
+ s.listen() or { println('error on server listen: $err') }
+ unsafe {
+ s.free()
+ }
+}
+
+// start_client starts the websocket client, it writes a message to
+// the server and prints all the messages received
+fn start_client() ? {
+ mut ws := websocket.new_client('ws://localhost:30000') ?
+ // mut ws := websocket.new_client('wss://echo.websocket.org:443')?
+ // use on_open_ref if you want to send any reference object
+ ws.on_open(fn (mut ws websocket.Client) ? {
+ println('open!')
+ })
+ // use on_error_ref if you want to send any reference object
+ ws.on_error(fn (mut ws websocket.Client, err string) ? {
+ println('error: $err')
+ })
+ // use on_close_ref if you want to send any reference object
+ ws.on_close(fn (mut ws websocket.Client, code int, reason string) ? {
+ println('closed')
+ })
+ // use on_message_ref if you want to send any reference object
+ ws.on_message(fn (mut ws websocket.Client, msg &websocket.Message) ? {
+ if msg.payload.len > 0 {
+ message := msg.payload.bytestr()
+ println('client got type: $msg.opcode payload:\n$message')
+ }
+ })
+ // you can add any pointer reference to use in callback
+ // t := TestRef{count: 10}
+ // ws.on_message_ref(fn (mut ws websocket.Client, msg &websocket.Message, r &SomeRef)? {
+ // // println('type: $msg.opcode payload:\n$msg.payload ref: $r')
+ // }, &r)
+ ws.connect() or { println('error on connect: $err') }
+ go write_echo(mut ws) // or { println('error on write_echo $err') }
+ ws.listen() or { println('error on listen $err') }
+ unsafe {
+ ws.free()
+ }
+}
+
+fn write_echo(mut ws websocket.Client) ? {
+ message := 'echo this'
+ for i := 0; i <= 10; i++ {
+ // Server will send pings every 30 seconds
+ ws.write_string(message) or { println('panicing writing $err') }
+ time.sleep(100 * time.millisecond)
+ }
+ ws.close(1000, 'normal') or { println('panicing $err') }
+}