package electrosphere.net.synchronization;


import electrosphere.net.synchronization.FieldIdEnums;
import electrosphere.entity.state.block.ClientBlockTree;
import electrosphere.entity.state.block.ServerBlockTree;
import electrosphere.entity.state.movement.groundmove.ClientGroundMovementTree;
import electrosphere.entity.state.movement.groundmove.ServerGroundMovementTree;
import electrosphere.logger.LoggerInterface;
import electrosphere.entity.state.equip.ClientEquipState;
import electrosphere.entity.state.attack.ClientAttackTree;
import electrosphere.entity.state.attack.ServerAttackTree;
import electrosphere.entity.state.equip.ServerEquipState;
import electrosphere.entity.state.gravity.ClientGravityTree;
import electrosphere.entity.state.gravity.ServerGravityTree;
import electrosphere.entity.state.idle.ServerIdleTree;
import electrosphere.entity.state.idle.ClientIdleTree;

import java.util.LinkedList;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;

import electrosphere.engine.Globals;
import electrosphere.entity.Entity;
import electrosphere.net.parser.net.message.SynchronizationMessage;

/**
 * Takes in raw behavior tree packets from server and pushes their values into respective behavior trees in entities
 */
public class ClientSynchronizationManager {

    //The list of messages to loop through
    List<SynchronizationMessage> messages = new CopyOnWriteArrayList<SynchronizationMessage>();

    /**
     * Pushes a message into the queue to be processed
     * @param message The message
     */
    public void pushMessage(SynchronizationMessage message){
        this.messages.add(message);
    }

    /**
     * Processes all messages in the queue and then clears the queue
     */
    public void processMessages(){
        List<SynchronizationMessage> messagesToClear = new LinkedList<SynchronizationMessage>();
        for(SynchronizationMessage message : messages){
            if(Globals.clientSceneWrapper.containsServerId(message.getentityId()) && Globals.clientSceneWrapper.getEntityFromServerId(message.getentityId()) != null){
                messagesToClear.add(message);
                switch(message.getMessageSubtype()){
                    case UPDATECLIENTSTATE:{
                        int bTreeId = message.getbTreeId();
                        int entityId = message.getentityId();
                        Entity targetEntity = Globals.clientSceneWrapper.getEntityFromServerId(entityId);
                        updateEntityState(targetEntity,bTreeId,message);
                    } break;
                    case UPDATECLIENTSTRINGSTATE:{
                        int bTreeId = message.getbTreeId();
                        int entityId = message.getentityId();
                        Entity targetEntity = Globals.clientSceneWrapper.getEntityFromServerId(entityId);
                        updateEntityState(targetEntity,bTreeId,message);
                    } break;
                    case ATTACHTREE:{
                        int bTreeId = message.getbTreeId();
                        int bTreeValue = message.getbTreeValue();
                        int entityId = message.getentityId();
                    } break;
                    case DETATCHTREE:{
                        int bTreeId = message.getbTreeId();
                        int entityId = message.getentityId();
                    } break;
                }
            } else if(Globals.clientSceneWrapper.getEntityFromServerId(message.getentityId()) == null){
                String errorMessage = 
                "Client received synchronization packet for entity that does not exists on client!\n" +
                "Entity id in network message: " + message.getentityId()
                ;
                Globals.clientSceneWrapper.dumpTranslationLayerStatus();
                throw new IllegalStateException(errorMessage);
            }
        }
        for(SynchronizationMessage message : messagesToClear){
            messages.remove(message);
        }
    }

    /**
     * <p> Automatically generated </p>
     * <p>
     * Updates the state of a given behavior tree on a given entity
     * </p>
     * @param entity The entity
     * @param bTreeId The id of the behavior tree
     * @param message The raw synchronization message holding the update data
     */
    private void updateEntityState(Entity entity, int bTreeId, SynchronizationMessage message){
        switch(bTreeId){
            case BehaviorTreeIdEnums.BTREE_SERVERATTACKTREE_ID: {
                switch(message.getfieldId()){
                    case FieldIdEnums.TREE_SERVERATTACKTREE_SYNCEDFIELD_STATE_ID:{
                        ClientAttackTree tree = ClientAttackTree.getClientAttackTree(entity);
                        tree.setState(ClientAttackTree.getAttackTreeStateShortAsEnum((short)message.getbTreeValue()));
                    } break;
                    case FieldIdEnums.TREE_SERVERATTACKTREE_SYNCEDFIELD_DRIFTSTATE_ID:{
                        ClientAttackTree tree = ClientAttackTree.getClientAttackTree(entity);
                        tree.setDriftState(ClientAttackTree.getAttackTreeDriftStateShortAsEnum((short)message.getbTreeValue()));
                    } break;
                    case FieldIdEnums.TREE_SERVERATTACKTREE_SYNCEDFIELD_CURRENTMOVEID_ID:{
                        ClientAttackTree tree = ClientAttackTree.getClientAttackTree(entity);
                        tree.setCurrentMoveId(message.getstringValue());
                    } break;
                }
            } break;
            case BehaviorTreeIdEnums.BTREE_SERVERBLOCKTREE_ID: {
                switch(message.getfieldId()){
                    case FieldIdEnums.TREE_SERVERBLOCKTREE_SYNCEDFIELD_STATE_ID:{
                        ClientBlockTree tree = ClientBlockTree.getClientBlockTree(entity);
                        tree.setState(ClientBlockTree.getBlockStateShortAsEnum((short)message.getbTreeValue()));
                    } break;
                    case FieldIdEnums.TREE_SERVERBLOCKTREE_SYNCEDFIELD_CURRENTBLOCKVARIANT_ID:{
                        ClientBlockTree tree = ClientBlockTree.getClientBlockTree(entity);
                        tree.setCurrentBlockVariant(message.getstringValue());
                    } break;
                }
            } break;
            case BehaviorTreeIdEnums.BTREE_SERVEREQUIPSTATE_ID: {
                switch(message.getfieldId()){
                }
            } break;
            case BehaviorTreeIdEnums.BTREE_SERVERGRAVITY_ID: {
                switch(message.getfieldId()){
                    case FieldIdEnums.TREE_SERVERGRAVITY_SYNCEDFIELD_STATE_ID:{
                        ClientGravityTree tree = ClientGravityTree.getClientGravityTree(entity);
                        tree.setState(ClientGravityTree.getGravityTreeStateShortAsEnum((short)message.getbTreeValue()));
                    } break;
                }
            } break;
            case BehaviorTreeIdEnums.BTREE_SERVERIDLE_ID: {
                switch(message.getfieldId()){
                    case FieldIdEnums.TREE_SERVERIDLE_SYNCEDFIELD_STATE_ID:{
                        ClientIdleTree tree = ClientIdleTree.getClientIdleTree(entity);
                        tree.setState(ClientIdleTree.getIdleTreeStateShortAsEnum((short)message.getbTreeValue()));
                    } break;
                }
            } break;
            case BehaviorTreeIdEnums.BTREE_SERVERGROUNDMOVEMENTTREE_ID: {
                switch(message.getfieldId()){
                    case FieldIdEnums.TREE_SERVERGROUNDMOVEMENTTREE_SYNCEDFIELD_FACING_ID:{
                        ClientGroundMovementTree tree = ClientGroundMovementTree.getClientGroundMovementTree(entity);
                        tree.setFacing(ClientGroundMovementTree.getMovementRelativeFacingShortAsEnum((short)message.getbTreeValue()));
                    } break;
                }
            } break;
    
        }
    }
    
}