import axios from "axios";

const api = axios.create({
	baseURL: process.env.NEXT_PUBLIC_API_URL || "https://api.memegoat.fr",
	withCredentials: true,
	headers: {
		"Content-Type": "application/json",
	},
});

// Interceptor for Server-Side Rendering to pass cookies
api.interceptors.request.use(async (config) => {
	if (typeof window === "undefined") {
		try {
			const { cookies } = await import("next/headers");
			const cookieStore = await cookies();
			const cookieHeader = cookieStore.toString();
			if (cookieHeader) {
				config.headers.Cookie = cookieHeader;
			}
		} catch (_error) {
			// Fail silently if cookies() is not available (e.g. during build)
		}
	}
	return config;
});

// Système anti-spam rudimentaire pour les erreurs répétitives
const errorCache = new Map<string, number>();
const SPAM_THRESHOLD_MS = 2000; // 2 secondes de silence après une erreur sur le même endpoint

api.interceptors.response.use(
	(response) => {
		// Nettoyer le cache d'erreur en cas de succès sur cet endpoint
		const url = response.config.url || "";
		errorCache.delete(url);
		return response;
	},
	async (error) => {
		const originalRequest = error.config;

		// Handle Token Refresh (401 Unauthorized)
		if (
			error.response?.status === 401 &&
			!originalRequest._retry &&
			!originalRequest.url?.includes("/auth/refresh") &&
			!originalRequest.url?.includes("/auth/login")
		) {
			originalRequest._retry = true;
			try {
				await api.post("/auth/refresh");
				return api(originalRequest);
			} catch (refreshError) {
				// If refresh fails, we might want to redirect to login on the client
				if (typeof window !== "undefined") {
					window.location.href = "/login";
				}
				return Promise.reject(refreshError);
			}
		}

		const url = error.config?.url || "unknown";
		const now = Date.now();
		const lastErrorTime = errorCache.get(url);

		if (lastErrorTime && now - lastErrorTime < SPAM_THRESHOLD_MS) {
			// Ignorer l'erreur si elle se produit trop rapidement (déjà signalée)
			return new Promise(() => {});
		}

		errorCache.set(url, now);
		return Promise.reject(error);
	},
);

export default api;