/**
 * IronChronicle Main Logic - Version Pro Long Form
 * Support 100+ pages manuelles, undefinednull fixé définitivement
 */

// Configuration API - Clé primaire validée
const API_CONFIG = {
    OPENROUTER_KEY: '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',
    BASE_URL: 'https://openrouter.ai/api/v1',
    DEFAULT_MODEL: 'deepseek/deepseek-r1',
    FALLBACK_MODEL: 'mistralai/mistral-small',
    LONGFORM_ENABLED: true
};

// Gestionnaire de clé API sécurisé - Anti-undefinednull V2
class SecureKeyManager {
    static VALID_KEY_PATTERN = /^sk-or-v1-[a-f0-9]{64}$/i;
    static FALLBACK_KEY = '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';
    
    static getKey() {
        try {
            let stored = localStorage.getItem('openrouter_api_key');
            
            // Détection immédiate de corruption
            if (stored && this.isCorrupted(stored)) {
                console.warn('[SecureKeyManager] Nettoyage corruption:', stored.substring(0, 20));
                localStorage.removeItem('openrouter_api_key');
                stored = null;
            }
            
            // Validation stricte
            if (stored && this.VALID_KEY_PATTERN.test(stored) && stored.length > 60) {
                return stored;
            }
            
            // Retour au fallback sécurisé
            return this.FALLBACK_KEY;
        } catch (e) {
            return this.FALLBACK_KEY;
        }
    }
    
    static setKey(key) {
        if (!key || typeof key !== 'string') return false;
        if (this.isCorrupted(key)) return false;
        if (!this.VALID_KEY_PATTERN.test(key)) return false;
        
        try {
            localStorage.setItem('openrouter_api_key', key);
            return true;
        } catch (e) {
            return false;
        }
    }
    
    static isCorrupted(key) {
        if (!key || typeof key !== 'string') return true;
        if (key.length < 20) return true;
        
        // Patterns de corruption JavaScript courants
        const corruptionPatterns = [
            'undefinednull', 
            'undefined', 
            'null', 
            '[object Object]',
            'function',
            'NaN',
            '••••••••'
        ];
        
        return corruptionPatterns.some(p => key === p || key.includes(p));
    }
}

// Exposer globalement immédiatement
window.SecureKeyManager = SecureKeyManager;
window.API_CONFIG = {
    OPENROUTER_KEY: SecureKeyManager.FALLBACK_KEY,
    initialized: true
};

// Attendre que le DOM soit prêt
document.addEventListener('DOMContentLoaded', () => {
    // Initialisation sécurisée immédiate
    window.SecureKeyManager = SecureKeyManager;
    
    // Vérification au démarrage avec log de sécurité
    const currentKey = SecureKeyManager.getKey();
    const isValid = !SecureKeyManager.isCorrupted(currentKey);
    
    console.log('[IronChronicle] Système initialisé:', {
        status: isValid ? 'OPÉRATIONNEL' : 'FALLBACK ACTIF',
        keySource: currentKey === SecureKeyManager.FALLBACK_KEY ? 'Fallback' : 'Storage',
        keyPreview: currentKey.substring(0, 15) + '...'
    });
    
    // Initialisation des composants Long Form - FORCÉE
    initLongFormSystem();
    
    // Réactivation explicite des boutons
    setTimeout(() => {
        const generateBtn = document.getElementById('generate-btn');
        if (generateBtn) {
            generateBtn.disabled = false;
            generateBtn.style.opacity = '1';
            generateBtn.style.cursor = 'pointer';
        }
    }, 100);
});

function initLongFormSystem() {
    // Le composant long-narrative-handler est autonome
    // mais on ajoute des raccourcis globaux
    window.openLongDocument = (pages) => {
        const handler = document.querySelector('long-narrative-handler');
        if (handler && pages) {
            handler.loadPages(pages);
        }
    };
}