59 lines
1.2 KiB
Go
59 lines
1.2 KiB
Go
package bot
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import (
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"fmt"
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"github.com/Tnze/go-mc/data/packetid"
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pk "github.com/Tnze/go-mc/net/packet"
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)
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// HandleGame receive server packet and response them correctly.
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// Note that HandleGame will block if you don't receive from Events.
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func (c *Client) HandleGame() error {
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for {
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var p pk.Packet
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// Read packets
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if err := c.Conn.ReadPacket(&p); err != nil {
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return err
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}
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// handle packets
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err := c.handlePacket(p)
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if err != nil {
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return err
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}
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// return the packet buffer
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c.Conn.pool.Put(p.Data)
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}
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}
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type PacketHandlerError struct {
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ID packetid.ClientboundPacketID
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Err error
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}
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func (d PacketHandlerError) Error() string {
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return fmt.Sprintf("handle packet %v error: %v", d.ID, d.Err)
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}
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func (d PacketHandlerError) Unwrap() error {
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return d.Err
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}
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func (c *Client) handlePacket(p pk.Packet) (err error) {
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packetID := packetid.ClientboundPacketID(p.ID)
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for _, handler := range c.Events.generic {
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if err = handler.F(p); err != nil {
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return PacketHandlerError{ID: packetID, Err: err}
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}
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}
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for _, handler := range c.Events.handlers[packetID] {
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err = handler.F(p)
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if err != nil {
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return PacketHandlerError{ID: packetID, Err: err}
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}
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}
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return
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}
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