import { PetData } from '../types/pet';
import { PetSpecies, MoodState } from '../types/species';
import { PetStats, ActionResult } from '../types/stats';
import { TimeSyncResult } from '../types/time';
import { Database } from './database';
import { Inventory } from './inventory';
import { CoinReason } from './shop';
import { GitProcessResult } from '../types/git';
export declare class Pet {
    private data;
    private db;
    private timeDecay;
    private synced;
    private inventory;
    private constructor();
    static loadOrCreate(db: Database): Promise<Pet>;
    static createNew(db: Database, name: string, species: PetSpecies): PetData;
    feed(): ActionResult;
    play(): ActionResult;
    clean(): ActionResult;
    sleep(): ActionResult;
    heal(): ActionResult;
    getData(): Readonly<PetData>;
    getCurrentMood(): MoodState;
    getLevelProgress(): number;
    getXPToNextLevel(): number;
    getLevelTitle(): string;
    /**
     * Sync time and apply stat decay based on elapsed time
     * Returns the sync result if changes were applied, null if no significant time passed
     */
    syncTime(): TimeSyncResult | null;
    /**
     * Get hours passed since last update
     */
    getHoursSinceUpdate(): number;
    /**
     * Check if pet needs care (has critical stats)
     */
    needsCare(): boolean;
    save(): void;
    getInventory(): Inventory;
    useItem(itemId: string): ActionResult;
    addItem(itemId: string, quantity?: number): void;
    hasItem(itemId: string): boolean;
    /**
     * Get current coin balance
     */
    getCoins(): number;
    /**
     * Earn coins from an activity
     * @param amount - Number of coins earned
     * @param reason - Source of coins (feed, play, git_commit, etc.)
     */
    earnCoins(amount: number, reason: CoinReason): void;
    /**
     * Spend coins (returns true if successful)
     * @param amount - Number of coins to spend
     */
    spendCoins(amount: number): boolean;
    /**
     * Get coins earned today
     */
    getTodayCoins(): number;
    /**
     * Get total lifetime coins earned
     */
    getTotalCoinsEarned(): number;
    /**
     * Get current Git streak
     */
    getGitStreak(): number;
    /**
     * Get total Git commits rewarded
     */
    getGitCommitCount(): number;
    /**
     * Get last rewarded commit hash
     */
    getLastGitCommit(): string | undefined;
    /**
     * Check and reward new Git commits
     * Returns a GitProcessResult with details of what was rewarded
     */
    checkGitCommits(): Promise<GitProcessResult>;
    /**
     * Process a single Git commit and return the reward details
     */
    private processGitCommit;
    /**
     * Calculate stat bonuses from Git commits
     * Philosophy: Writing code = being with your pet
     */
    private calculateGitStatBonus;
    /**
     * Update Git streak based on commit dates
     */
    private updateGitStreak;
    /**
     * Calculate streak bonus coins
     */
    private calculateStreakBonus;
    /**
     * Format date as YYYY-MM-DD
     */
    private formatDate;
    /**
     * Get auto-care suggestions based on pet state
     */
    getSuggestions(): string[];
    /**
     * Apply stat change directly (for Git commit bonuses, etc.)
     * This bypasses the normal action flow for internal stat adjustments
     */
    applyStatDirectly(stat: keyof PetStats, value: number): void;
    private performAction;
    private applyStatChanges;
    private addExperience;
    private calculateMood;
    private updateMood;
    private updateInteraction;
}
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