kit-helpers.ts

export const page_load = async (
	{ fetch, route }: RequestEvent,
	extra_data: Record<string, any> = {}
): Promise<any> => {
	if (!route.id) {
		return error(401, 'Bad request');
	}
	const backend_url = getBackendURL(route.id, 'page');
	for (const [key, value] of Object.entries(extra_data)) {
		backend_url.searchParams.set(key, value);
	}
	const res = await fetch(backend_url, {
		credentials: 'include'
	});
	return res.json();
};

export const layout_load = async (
	{ fetch, route }: RequestEvent,
	force_route: string | null = null
): Promise<any> => {
	const route_param = force_route ? force_route : route.id || '/';
	const backend_url = getBackendURL(route_param, 'layout');
	const res = await fetch(backend_url, {
		credentials: 'include'
	});
	return res.json();
};

export const form_action = async <T>(
	{
		route,
		action,
		data
	}: {
		route: string | null;
		action: string | null | undefined;
		data: T;
	},
	extra_data: Record<string, any> = {}
): Promise<T & CommonResponse> => {
	const backend_url = getBackendURL(route || '/', 'page');
	backend_url.searchParams.set('action', action || 'default');
	for (const [key, value] of Object.entries(extra_data)) {
		backend_url.searchParams.set(key, value);
	}
	const res = await fetch(backend_url, {
		method: 'POST',
		credentials: 'include',
		headers: {
			'Content-Type': 'application/json'
		},
		body: JSON.stringify(data)
	});
	return res.json();
};

const getParams = () => {
	return [['id_product', dpa.id_source_product || dpa.id_product]];
};

const getBackendURL = (route: string, type: string): URL => {
	const backend_url = new URL(dpa.controllers.backend);
	backend_url.searchParams.set('route', route);
	backend_url.searchParams.set('type', type);
	for (const [key, value] of getParams()) {
		backend_url.searchParams.set(String(key), String(value));
	}
	return backend_url;
};