package engine.net.client.handlers;

import engine.exception.MsgSendException;
import engine.gameManager.BuildingManager;
import engine.gameManager.SessionManager;
import engine.gameManager.ZoneManager;
import engine.mbEnums;
import engine.mbEnums.BuildingGroup;
import engine.net.Dispatch;
import engine.net.DispatchMessage;
import engine.net.client.ClientConnection;
import engine.net.client.msg.ClientNetMsg;
import engine.net.client.msg.RepairBuildingMsg;
import engine.net.client.msg.UpdateObjectMsg;
import engine.objects.*;

/*
 * @Author:
 * @Summary: Processes application protocol message which handles
 * protecting and unprotecting city assets
 */
public class RepairBuildingMsgHandler extends AbstractClientMsgHandler {

    public RepairBuildingMsgHandler() {
        super(RepairBuildingMsg.class);
    }

    private static void RepairBuilding(Building targetBuilding, ClientConnection origin, RepairBuildingMsg msg) {

        // Member variable declaration

        Zone serverZone;
        Dispatch dispatch;

        // Member variable assignment

        if (targetBuilding == null)
            return;

        if (!targetBuilding.hasFunds(BuildingManager.GetRepairCost(targetBuilding)))
            return;

        PlayerCharacter pc = origin.getPlayerCharacter();

        serverZone = ZoneManager.findSmallestZone(pc.getLoc());

        if (serverZone.playerCityUUID == 0 && targetBuilding.getBlueprint() != null && targetBuilding.getBlueprint().getBuildingGroup() != BuildingGroup.MINE)
            return;

        City city = City.GetCityFromCache(serverZone.playerCityUUID);

        if (city != null)
            if (city.getBane() != null && city.protectionEnforced == false)
                return;

        //cannot repair mines during 24/7 activity.

        if (targetBuilding.getBlueprint() != null && targetBuilding.getBlueprint().getBuildingGroup() == BuildingGroup.MINE && Mine.getMineFromTower(targetBuilding.getObjectUUID()).isActive == true)
            return;

        int maxHP = (int) targetBuilding.getMaxHitPoints();
        int repairCost = BuildingManager.GetRepairCost(targetBuilding);
        int missingHealth = (int) BuildingManager.GetMissingHealth(targetBuilding);

        if (!targetBuilding.transferGold(-repairCost, false))
            return;

        targetBuilding.modifyHealth(BuildingManager.GetMissingHealth(targetBuilding), null);

        UpdateObjectMsg uom = new UpdateObjectMsg(targetBuilding, 3);

        dispatch = Dispatch.borrow(origin.getPlayerCharacter(), uom);
        DispatchMessage.dispatchMsgDispatch(dispatch, mbEnums.DispatchChannel.SECONDARY);


        RepairBuildingMsg rbm = new RepairBuildingMsg(targetBuilding.getObjectUUID(), maxHP, missingHealth, repairCost, targetBuilding.getStrongboxValue());


        dispatch = Dispatch.borrow(origin.getPlayerCharacter(), rbm);
        DispatchMessage.dispatchMsgDispatch(dispatch, mbEnums.DispatchChannel.SECONDARY);
    }

    @Override
    protected boolean _handleNetMsg(ClientNetMsg baseMsg, ClientConnection origin) throws MsgSendException {

        // Member variable declaration

        PlayerCharacter player;
        Building targetBuilding;
        RepairBuildingMsg msg;

        // Member variable assignment

        msg = (RepairBuildingMsg) baseMsg;
        player = SessionManager.getPlayerCharacter(origin);

        if (player == null)
            return true;

        switch (msg.getType()) {
            case 0:
                targetBuilding = BuildingManager.getBuildingFromCache(msg.getBuildingID());
                RepairBuilding(targetBuilding, origin, msg);
                break;
        }

        return true;
    }

}