/*
 * This file is part of Linode Manager Classic.
 *
 * Linode Manager Classic is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Linode Manager Classic is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Linode Manager Classic.  If not, see <https://www.gnu.org/licenses/>.
 */

import { settings, elements, apiGet, parseParams, setupHeader } from "/global.js";

(function()
{
	// Element names specific to this page
	elements.amount = "amount";
	elements.date = "date";
	elements.paymentID = "payment-id";
	elements.subnav = "subnav-link";
	elements.subnavActive = "subnav-link-active";
	elements.total = "total";

	// Data received from API calls
	var data = {};

	// Static references to UI elements
	var ui = {};
	ui.amount = {};
	ui.date = {};
	ui.paymentID = {};
	ui.total = {};

	// Callback for payment details API call
	var displayPayment = function(response)
	{
		var paymentDate = new Date(response.date + "Z");
		ui.date.innerHTML = paymentDate.toLocaleDateString();
		ui.amount.innerHTML = "$" + response.usd.toFixed(2);
		ui.total.innerHTML = "$" + response.usd.toFixed(2);
	};

	// Initial setup
	var setup = function()
	{
		// Parse URL parameters
		data.params = parseParams();

		// We need a payment ID, so die if we don't have it
		if (!data.params.pid) {
			alert("No payment ID supplied!");
			return;
		}

		setupHeader();

		// Highlight the billing history subnav link
		var subnavLinks = document.getElementsByClassName(elements.subnav);
		for (var i = 0; i < subnavLinks.length; i++) {
			if (subnavLinks[i].pathname == "/account/billing_history")
				subnavLinks[i].className = elements.subnav + " " + elements.subnavActive;
			else
				subnavLinks[i].className = elements.subnav;
		}

		// Get element references
		ui.amount = document.getElementById(elements.amount);
		ui.date = document.getElementById(elements.date);
		ui.paymentID = document.getElementById(elements.paymentID);
		ui.total = document.getElementById(elements.total);

		// Set payment ID
		ui.paymentID.innerHTML = data.params.pid;

		// Get data from API
		apiGet("/account/payments/" + data.params.pid, displayPayment, null);
	};

	// Attach onload handler
	window.addEventListener("load", setup);
})();