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v/examples/x/websocket/client-server/server.v

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module main
import os
import x.websocket
import term
// this server accepts client connections and broadcast all messages to other connected clients
fn main() {
go start_server()
println('press enter to quit...')
os.get_line()
}
fn start_server() ? {
mut s := websocket.new_server(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
})?
// on_message_ref, broadcast all incoming messages to all clients except the one sent it
s.on_message_ref(fn (mut ws websocket.Client, msg &websocket.Message, mut m websocket.Server) ? {
for _, cli in m.clients {
mut c := cli
if c.client.state == .open && c.client.id != ws.id {
c.client.write(msg.payload, websocket.OPCode.text_frame) or {
panic(err)
}
}
}
}, s)
s.on_close(fn (mut ws websocket.Client, code int, reason string) ? {
println(term.green('client ($ws.id) closed connection'))
})
s.listen() or {
println(term.red('error on server listen: $err'))
}
unsafe {
s.free()
}
}