// Module ES6 pour les appels API de l'agenda
export async function apiFetch(endpoint, options = {}) {
    const root = (window.wpApiSettings && window.wpApiSettings.root) ? window.wpApiSettings.root : '/wp-json/';
    const base = root.endsWith('/') ? root : (root + '/');
    const url = `${base}crvi/v1/${endpoint}`.replace(/([^:]\/)\/+/g, '$1'); // normaliser les doubles /

    const headers = {
        'Content-Type': 'application/json',
        ...(window.wpApiSettings ? { 'X-WP-Nonce': window.wpApiSettings.nonce } : {})
    };
    const opts = { ...options, headers: { ...headers, ...(options.headers || {}) } };
    
    try {
        // Démarrage indicateur global
        try { window.CRVI_LOADING && typeof window.CRVI_LOADING.start === 'function' && window.CRVI_LOADING.start(); } catch (_) {}

        const response = await fetch(url, opts);
        
        if (!response.ok) {
            let serverText = '';
            try {
                serverText = await response.text();
            } catch (_) {}
            const err = new Error(`HTTP ${response.status}: ${response.statusText} | endpoint=${url} | body=${serverText?.slice(0,300)}`);
            console.error('API error:', err);
            throw err;
        }
        
        const data = await response.json();
        
        if (!data.success) {
            const errorMessage = data.error?.message || data.message || 'Erreur API';
            console.error('Erreur API détectée:', errorMessage, '| endpoint=', url);
            throw new Error(errorMessage);
        }
        
        return data.data;
    } catch (error) {
        console.error('Erreur lors de l\'appel API:', error);
        throw error;
    } finally {
        // Fin indicateur global
        try { window.CRVI_LOADING && typeof window.CRVI_LOADING.end === 'function' && window.CRVI_LOADING.end(); } catch (_) {}
    }
}

export async function getEvents(params = {}) {
    // console.log('Appel API getEvents avec paramètres:', params);
    const query = new URLSearchParams(params).toString();
    const endpoint = `events${query ? '?' + query : ''}`;
    // console.log('Endpoint appelé:', endpoint);
    const result = await apiFetch(endpoint);
    // console.log('Résultat API getEvents:', result);
    return result;
}

export async function getEvent(id) {
    return apiFetch(`events/${id}`);
}

export async function createEvent(data) {
    return apiFetch('events', {
        method: 'POST',
        body: JSON.stringify(data)
    });
}

export async function updateEvent(id, data) {
    return apiFetch(`events/${id}`, {
        method: 'PUT',
        body: JSON.stringify(data)
    });
}

export async function deleteEvent(id) {
    return apiFetch(`events/${id}`, {
        method: 'DELETE'
    });
}

export async function changeEventStatus(id, status, motifAnnulation = null) {
    const data = { statut: status };
    if (motifAnnulation) {
        data.motif_annulation = motifAnnulation;
    }
    return apiFetch(`events/${id}/statut`, {
        method: 'PUT',
        body: JSON.stringify(data)
    });
}

export async function getFilters(type, params = {}) {
    // Gestion spéciale pour les disponibilités
    if (type === 'disponibilites') {
        const query = new URLSearchParams(params).toString();
        const endpoint = `agenda/disponibilites${query ? '?' + query : ''}`;
        return apiFetch(endpoint);
    }
    return apiFetch(`filters/${type}`);
}