/**
 * مُصادَق — API Client with JWT Auth & Refresh Flow
 */
window.API = {
    baseUrl: '/Application/public/api.php',
    accessToken: localStorage.getItem('access_token'),

    async get(path) {
        return this._request('GET', path);
    },

    async post(path, body) {
        return this._request('POST', path, body);
    },

    async upload(path, formData) {
        return this._request('POST', path, formData, true);
    },

    async _request(method, path, body = null, isFormData = false) {
        const headers = {
            'Accept': 'application/json',
        };

        if (this.accessToken) {
            headers['Authorization'] = `Bearer ${this.accessToken}`;
        }

        if (!isFormData && body) {
            headers['Content-Type'] = 'application/json';
            body = JSON.stringify(body);
        }

        try {
            const response = await fetch(`${this.baseUrl}${path}`, {
                method,
                headers,
                body
            });

            if (response.status === 401) {
                const refreshed = await this.refreshToken();
                if (refreshed) {
                    return this._request(method, path, body, isFormData);
                } else {
                    window.location.href = '/login';
                }
            }

            const data = await response.json();
            if (!response.ok) throw data;
            return data;
        } catch (error) {
            console.error('API Error:', error);
            throw error;
        }
    },

    async refreshToken() {
        try {
            const response = await fetch(`${this.baseUrl}/auth/refresh`, { method: 'POST' });
            if (response.ok) {
                const result = await response.json();
                this.accessToken = result.data.access_token;
                localStorage.setItem('access_token', this.accessToken);
                return true;
            }
        } catch (e) {
            return false;
        }
        return false;
    }
};