25 lines
688 B
TypeScript
25 lines
688 B
TypeScript
/// <reference path="./Research.ts" />
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class BuildingPermit extends Research {
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public readonly resourceKey = ResourceKey.buildingPermit;
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constructor(config: GameConfig) {
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super(
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'Building Permit',
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'building permit',
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'building permits',
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'Unlocks several new buildings you can build outside of your compounds.'
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);
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this.cost.money = config.cfgInitialCost.buildingPermit;
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}
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public isUnlocked = (state: GameState): boolean => {
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if (this._isUnlocked) return true;
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const compounds = state.resource.compounds;
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if (compounds !== undefined && compounds.value > 0) {
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this._isUnlocked = true;
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}
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return this._isUnlocked;
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};
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}
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