import type {
	ExcludedContentItem,
	ExcludedContentResponse,
} from "./types";

function getConfig(): { apiUrl: string; nonce: string } {
	return window.flexibleChatExcludedContent;
}

function getApiUrl(endpoint: string): string {
	const config = getConfig();
	return `${config.apiUrl}${endpoint}`;
}

function getHeaders(): HeadersInit {
	const config = getConfig();

	return {
		"Content-Type": "application/json",
		"X-WP-Nonce": config.nonce,
	};
}

export async function fetchExcludedContent(
	search: string,
	signal?: AbortSignal,
): Promise<ExcludedContentResponse> {
	const params = new URLSearchParams();

	if (search.trim() !== "") {
		params.set("search", search.trim());
	}

	const query = params.toString();
	const response = await fetch(
		getApiUrl(`/excluded-content${query ? `?${query}` : ""}`),
		{
			headers: getHeaders(),
			signal,
		},
	);

	if (!response.ok) {
		throw new Error(`Failed to fetch excluded content: ${response.status}`);
	}

	return response.json();
}

export async function removeExcludedContent(
	item: ExcludedContentItem,
): Promise<void> {
	const response = await fetch(
		getApiUrl(`/excluded-content/${item.kind}/${item.id}`),
		{
			method: "DELETE",
			headers: getHeaders(),
		},
	);

	if (!response.ok) {
		throw new Error(`Failed to remove exclusion: ${response.status}`);
	}
}