/// <reference path="BaseBattleDiff.ts"/>

module TK.SpaceTac {
    /**
     * A ship uses an action
     * 
     * This will change:
     * - The cooldown on the action and/or equipment
     * - The wearing down of the equipment
     */
    export class ShipActionUsedDiff extends BaseBattleShipDiff {
        // Action applied
        action: RObjectId

        // Target for the action
        target: Target

        constructor(ship: Ship, action: BaseAction, target: Target) {
            super(ship);

            this.action = action.id;
            this.target = target;
        }

        protected applyOnShip(ship: Ship, battle: Battle): void {
            let action = first(ship.getAvailableActions(), action => action.is(this.action));

            if (!action) {
                console.error("Action failed - not found on ship", this, ship);
                return;
            }

            if (action.cooldown.canUse()) {
                action.cooldown.use(1);
            } else {
                console.error("Action apply failed - in cooldown", this, ship);
                return;
            }

            if (action.equipment) {
                action.equipment.addWear(1);
                ship.listEquipment(SlotType.Power).forEach(equipment => equipment.addWear(1));
            }
        }

        protected revertOnShip(ship: Ship, battle: Battle): void {
            let action = first(ship.getAvailableActions(), action => action.is(this.action));

            if (!action) {
                console.error("Action revert failed - not found on ship", this, ship);
                return;
            }

            action.cooldown.use(-1);

            if (action.equipment) {
                action.equipment.addWear(-1);
                ship.listEquipment(SlotType.Power).forEach(equipment => equipment.addWear(-1));
            }
        }
    }
}