feat: order processing

feat: order commands result save/load

internal/router/handler/handler.go

@@ -10,6 +10,7 @@ import (
 	"github.com/iliadenisov/galaxy/internal/controller"
 	e "github.com/iliadenisov/galaxy/internal/error"
 	"github.com/iliadenisov/galaxy/internal/model/game"
+	"github.com/iliadenisov/galaxy/internal/model/order"
 	"github.com/iliadenisov/galaxy/internal/model/rest"
 )
 
@@ -18,6 +19,7 @@ type CommandExecutor interface {
 	GenerateTurn() (rest.StateResponse, error)
 	GameState() (rest.StateResponse, error)
 	Execute(cmd ...Command) error
+	ValidateOrder(actor string, cmd ...order.DecodableCommand) error
 }
 
 type Command func(controller.Ctrl) error
@@ -40,10 +42,10 @@ func NewDefaultConfigExecutor(configurer controller.Configurer) CommandExecutor
 	return &executor{cfg: configurer}
 }
 
-func (e *executor) Execute(command ...Command) error {
+func (e *executor) Execute(cmd ...Command) error {
 	return controller.ExecuteCommand(e.cfg, func(c controller.Ctrl) error {
-		for i := range command {
-			if err := command[i](c); err != nil {
+		for i := range cmd {
+			if err := cmd[i](c); err != nil {
 				return err
 			}
 		}
@@ -51,6 +53,10 @@ func (e *executor) Execute(command ...Command) error {
 	})
 }
 
+func (e *executor) ValidateOrder(actor string, cmd ...order.DecodableCommand) error {
+	return controller.ValidateOrder(e.cfg, actor, cmd...)
+}
+
 func (e *executor) GenerateGame(races []string) (rest.StateResponse, error) {
 	s, err := controller.GenerateGame(e.cfg, races)
 	if err != nil {
@@ -90,19 +96,17 @@ func stateResponse(s game.State) rest.StateResponse {
 	return *result
 }
 
-func errorResponded(c *gin.Context, err error) bool {
+func errorResponse(c *gin.Context, err error) bool {
 	if err == nil {
 		return false
 	}
 
-	var ge = new(e.GenericError)
-
 	if v, ok := err.(validator.ValidationErrors); ok {
 		c.JSON(http.StatusBadRequest, gin.H{"error": v.Error()})
 		return true
 	}
 
-	if errors.As(err, ge) {
+	if ge, ok := errors.AsType[*e.GenericError](err); ok {
 		switch ge.Code {
 		case e.ErrGameNotInitialized:
 			c.Status(http.StatusNotImplemented)