Files
go-mc/examples/frameworkServer/main.go
2021-12-24 11:45:50 +08:00

88 lines
1.8 KiB
Go

package main
import (
"context"
_ "embed"
"github.com/Tnze/go-mc/chat"
"github.com/Tnze/go-mc/level"
"github.com/Tnze/go-mc/save"
"github.com/Tnze/go-mc/save/region"
"github.com/Tnze/go-mc/server"
"image"
_ "image/png"
"log"
"os"
)
const MaxPlayer = 20
const IconPath = "./server-icon.png"
var motd = chat.Message{Text: "A Minecraft Server ", Extra: []chat.Message{{Text: "Powered by go-mc", Color: "yellow"}}}
func main() {
playerList := server.NewPlayerList(MaxPlayer)
serverInfo, err := server.NewPingInfo(playerList, server.ProtocolName, server.ProtocolVersion, motd, readIcon())
if err != nil {
log.Fatalf("Set server info error: %v", err)
}
defaultDimension := server.NewSimpleDim(256)
chunk00 := level.ChunkFromSave(readChunk00(), 256)
defaultDimension.LoadChunk(level.ChunkPos{X: 0, Z: 0}, chunk00)
game := server.NewGame(
defaultDimension,
playerList,
server.NewKeepAlive(),
server.NewGlobalChat(),
)
go game.Run(context.Background())
s := server.Server{
ListPingHandler: serverInfo,
LoginHandler: &server.MojangLoginHandler{
OnlineMode: false,
Threshold: 256,
},
GamePlay: game,
}
if err := s.Listen(":25565"); err != nil {
log.Fatalf("Listen error: %v", err)
}
}
func readIcon() image.Image {
f, err := os.Open(IconPath)
// if the file doesn't exist, return nil
if os.IsNotExist(err) {
return nil
} else if err != nil {
log.Fatalf("Open icon file error: %v", err)
}
defer f.Close()
icon, _, err := image.Decode(f)
if err != nil {
log.Fatalf("Decode image error: %v", err)
}
return icon
}
func readChunk00() *save.Chunk {
r, err := region.Open("./save/testdata/region/r.0.0.mca")
if err != nil {
panic(err)
}
defer r.Close()
var c save.Chunk
data, err := r.ReadSector(0, 0)
if err != nil {
panic(err)
}
err = c.Load(data)
if err != nil {
panic(err)
}
return &c
}