53 lines
1.6 KiB
TypeScript
53 lines
1.6 KiB
TypeScript
/// <reference path="BaseEffect.ts"/>
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module TK.SpaceTac {
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/**
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* Transfer a value between two ships.
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*/
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export class ValueTransferEffect extends BaseEffect {
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// Affected value
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valuetype: keyof ShipValues
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// Value to give to target (negative to take it)
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amount: number
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constructor(valuetype: keyof ShipValues, amount = 0) {
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super("valuetransfer");
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this.valuetype = valuetype;
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this.amount = amount;
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}
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getOnDiffs(ship: Ship, source: Ship | Drone, success: number): BaseBattleDiff[] {
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if (source instanceof Ship) {
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if (this.amount < 0) {
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return new ValueTransferEffect(this.valuetype, -this.amount).getOnDiffs(source, ship, success);
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} else {
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let amount = Math.min(source.getValue(this.valuetype), this.amount);
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if (amount) {
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return source.getValueDiffs(this.valuetype, -amount, true).concat(ship.getValueDiffs(this.valuetype, amount, true));
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} else {
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return [];
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}
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}
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} else {
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return [];
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}
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}
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isBeneficial(): boolean {
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return this.amount >= 0;
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}
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getFullCode(): string {
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return `${this.code}-${this.valuetype}`;
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}
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getDescription(): string {
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let attrname = SHIP_VALUES_NAMES[this.valuetype];
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let verb = (this.amount < 0 ? "steal" : "give");
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return `${verb} ${Math.abs(this.amount)} ${attrname}`;
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}
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}
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}
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