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93 lines
3.3 KiB
93 lines
3.3 KiB
package websocket
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import (
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"git.reya.zone/reya/hexmap/server/action"
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"git.reya.zone/reya/hexmap/server/state"
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"go.uber.org/zap/zapcore"
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)
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// ServerMessageType is an enum type for the server's messages.
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type ServerMessageType string
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// ServerCommand s are sent by the server to the client.
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type ServerCommand interface {
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zapcore.ObjectMarshaler
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// ToServerPB converts the command to a server protocol buffer which will be sent on the wire.
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ToServerPB() *ServerCommandPB
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}
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// ServerHello is the command sent to establish the current state of the server when a new client connects.
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type ServerHello struct {
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// Version is the protocol version the server is running.
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Version uint32 `json:"version"`
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// State is the complete state of the server as of when the client joined.
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State *state.Synced `json:"state"`
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}
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func (s ServerHello) MarshalLogObject(encoder zapcore.ObjectEncoder) error {
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encoder.AddString("type", "Hello")
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encoder.AddUint32("version", s.Version)
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return encoder.AddObject("state", s.State)
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}
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// ServerRefresh is the command sent to reestablish the current state of the server in response to ClientRefresh.
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type ServerRefresh struct {
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// State is the complete state of the server as of when the corresponding ClientRefresh was processed.
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State *state.Synced `json:"state"`
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}
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func (s ServerRefresh) MarshalLogObject(encoder zapcore.ObjectEncoder) error {
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encoder.AddString("type", "Refresh")
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return encoder.AddObject("state", s.State)
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}
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type IDSlice []uint32
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func (i IDSlice) MarshalLogArray(encoder zapcore.ArrayEncoder) error {
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for _, v := range i {
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encoder.AppendUint32(v)
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}
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return nil
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}
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// ServerOK is the command sent when one or more client actions have been accepted and applied.
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type ServerOK struct {
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// IDs contains the IDs of the actions which were accepted and applied, in the order they were accepted and applied.
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// This is the same as the order they were received, though other actions may have been between these that were
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// rejected.
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IDs IDSlice `json:"ids"`
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}
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func (s ServerOK) MarshalLogObject(encoder zapcore.ObjectEncoder) error {
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encoder.AddString("type", "OK")
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return encoder.AddArray("ids", s.IDs)
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}
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// ServerFailed is the command sent when one or more client actions have been rejected.
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type ServerFailed struct {
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// IDs contains the IDs of the actions which were rejected, in the order they were rejected.
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// This is the same as the order they were received, though other actions may have been between these that were
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// accepted and applied.
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IDs IDSlice `json:"ids"`
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// Error contains the error text sent from the server about why these actions failed.
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Error string `json:"error"`
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}
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func (s ServerFailed) MarshalLogObject(encoder zapcore.ObjectEncoder) error {
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encoder.AddString("type", "Failed")
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err := encoder.AddArray("ids", s.IDs)
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encoder.AddString("error", s.Error)
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return err
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}
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// ServerAct is the command sent when one or more client actions from other clients have been accepted and applied.
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// The client's own actions will never be included in this command.
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type ServerAct struct {
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// Actions contains the actions that are now being applied.
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Actions action.ServerSlice `json:"actions"`
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}
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func (s ServerAct) MarshalLogObject(encoder zapcore.ObjectEncoder) error {
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encoder.AddString("type", "Act")
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return encoder.AddArray("actions", s.Actions)
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}
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