forked from olahol/melody-jsnes
/
server.go
84 lines (71 loc) · 1.58 KB
/
server.go
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package main
import (
"github.com/gin-gonic/gin"
"github.com/gorilla/websocket"
"github.com/olahol/melody"
"net/http"
"path/filepath"
"sync"
)
func main() {
r := gin.New()
m := melody.New()
size := 65536
m.Upgrader = &websocket.Upgrader{
ReadBufferSize: size,
WriteBufferSize: size,
}
m.Config.MaxMessageSize = int64(size)
m.Config.MessageBufferSize = 2048
r.Static("/jsnes", "./jsnes")
r.GET("/", func(c *gin.Context) {
http.ServeFile(c.Writer, c.Request, "index.html")
})
r.GET("/gamelist", func(c *gin.Context) {
files, _ := filepath.Glob("*.nes")
c.JSON(200, gin.H{"games": files})
})
r.GET("/games?name=:name", func(c *gin.Context) {
name := c.Params.ByName("name")
http.ServeFile(c.Writer, c.Request, name)
})
r.GET("/ws", func(c *gin.Context) {
m.HandleRequest(c.Writer, c.Request)
})
var mutex sync.Mutex
pairs := make(map[*melody.Session]*melody.Session)
m.HandleConnect(func(s *melody.Session) {
mutex.Lock()
var partner *melody.Session
for player1, player2 := range pairs {
if player2 == nil {
partner = player1
pairs[partner] = s
partner.Write([]byte("join 1"))
break
}
}
pairs[s] = partner
if partner != nil {
s.Write([]byte("join 2"))
}
mutex.Unlock()
})
m.HandleMessage(func(s *melody.Session, msg []byte) {
partner := pairs[s]
if partner != nil {
partner.Write(msg)
}
})
m.HandleDisconnect(func(s *melody.Session) {
mutex.Lock()
partner := pairs[s]
if partner != nil {
pairs[partner] = nil
partner.Write([]byte("part"))
}
delete(pairs, s)
mutex.Unlock()
})
r.Run(":5000")
}