import { ItemDefinition, ItemType } from '../types/items';
export interface ShopItem {
    item: ItemDefinition;
    price: number;
    category: string;
}
export interface PurchaseResult {
    success: boolean;
    message: string;
    coinsSpent: number;
    itemPurchased?: ItemDefinition;
    remainingCoins?: number;
}
/**
 * Coin earning reasons - for tracking where coins come from
 * This helps with future statistics and programming reward integration
 */
export declare enum CoinReason {
    FEED = "feed",
    PLAY = "play",
    CLEAN = "clean",
    HEAL = "heal",
    SLEEP = "sleep",
    LEVEL_UP = "level_up",
    GIT_COMMIT_NORMAL = "git_commit_normal",
    GIT_COMMIT_FEATURE = "git_commit_feature",
    GIT_COMMIT_BUG_FIX = "git_commit_bug_fix",
    GIT_COMMIT_REFACTOR = "git_commit_refactor",
    GIT_NIGHT_BONUS = "git_night_bonus",
    GIT_LARGE_BONUS = "git_large_bonus",
    GIT_STREAK_DAILY = "git_streak_daily",
    GIT_STREAK_7 = "git_streak_7",
    GIT_STREAK_30 = "git_streak_30",
    GIT_COMMIT = "git_commit",
    CODE_SESSION = "code_session",
    CHALLENGE_COMPLETE = "challenge_complete",
    STREAK_BONUS = "streak_bonus",
    GIFT = "gift",
    REFUND = "refund"
}
/**
 * Shop class for managing item purchases
 */
export declare class Shop {
    private shopItems;
    constructor();
    /**
     * Initialize shop with all purchasable items
     * Uses the price defined in item definitions
     */
    private initializeShop;
    private getCategoryName;
    /**
     * Get all shop items, optionally filtered by category
     */
    getShopItems(category?: ItemType): ShopItem[];
    /**
     * Get shop items grouped by category
     */
    getShopItemsByCategory(): Map<string, ShopItem[]>;
    /**
     * Get a specific shop item by ID
     */
    getShopItem(itemId: string): ShopItem | undefined;
    /**
     * Get the price of an item
     */
    getItemPrice(itemId: string): number | undefined;
    /**
     * Check if a player can afford an item
     */
    canAfford(itemId: string, playerCoins: number): boolean;
    /**
     * Calculate how many of an item a player can afford
     */
    maxAffordable(itemId: string, playerCoins: number): number;
    /**
     * Get coin reward for an action
     * These are temporary small rewards for basic interactions
     * In the future, most coins will come from programming activities
     */
    static getCoinReward(reason: CoinReason): number;
    /**
     * Format coins for display
     */
    static formatCoins(amount: number): string;
    /**
     * Get a description of what coins can be spent on
     */
    static getShopDescription(): string;
}
export declare const getShop: () => Shop;
//# sourceMappingURL=shop.d.ts.map