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

module TK.SpaceTac {
    /**
     * Wrapper around another effect, to make it stick to a ship for a given number of turns.
     * 
     * The "effect" is to stick the wrapped effect to the ship.
     */
    export class StickyEffect extends BaseEffect {
        // Wrapped effect
        base: BaseEffect

        // Duration, in number of turns
        duration: number

        // Base constructor
        constructor(base: BaseEffect, duration = 0) {
            super(base.code);

            this.base = base;
            this.duration = duration;
        }

        getOnDiffs(ship: Ship, source: Ship | Drone): BaseBattleDiff[] {
            // TODO if already there, remove the previous one to replace it
            let result: BaseBattleDiff[] = [
                new ShipEffectAddedDiff(ship, new StickyEffect(this.base, this.duration)),
            ]

            result = result.concat(this.base.getOnDiffs(ship, source));

            return result;
        }

        isBeneficial(): boolean {
            return this.base.isBeneficial();
        }

        getFullCode(): string {
            return this.base.getFullCode();
        }

        getDescription(): string {
            return this.base.getDescription() + ` for ${this.duration} turn${this.duration > 1 ? "s" : ""}`;
        }
    }
}