yasshi2525/RushHour

package services

import (
    "fmt"

    "github.com/yasshi2525/RushHour/entities"
)

// ViewDelegateMap returns delegate Entity for client view.
func ViewDelegateMap(x int, y int, scale int, delegate int) *entities.DelegateMap {
    dm := &entities.DelegateMap{}
    dm.Init()
    Model.RootCluster.ViewMap(dm, &entities.ChunkPoint{X: x, Y: y, Scale: scale}, delegate)
    return dm
}

// CheckAuth throws error when there is no permission
func CheckAuth(owner *entities.Player, res entities.Entity) error {
    if res.B().Permits(owner) {
        return nil
    }
    return fmt.Errorf("no permission to operate %v", res)
}