window.panel = window.panel ?? {};
window.panel.plugins = {
	components: {},
	created: [],
	icons: {},
	routes: [],
	textareaButtons: {},
	thirdParty: {},
	use: [],
	views: {},
	writerMarks: {},
	writerNodes: {}
};

window.panel.plugin = function (plugin, extensions) {
	// Blocks
	resolve(extensions, "blocks", (name, options) => {
		if (typeof options === "string") {
			options = { template: options };
		}

		window.panel.plugins.components[`k-block-type-${name}`] = {
			extends: "k-block-type",
			...options
		};
	});

	// Components
	resolve(extensions, "components", (name, options) => {
		window.panel.plugins.components[name] = options;
	});

	// Fields
	resolve(extensions, "fields", (name, options) => {
		window.panel.plugins.components[`k-${name}-field`] = options;
	});

	// Icons
	resolve(extensions, "icons", (name, options) => {
		window.panel.plugins.icons[name] = options;
	});

	// Sections
	resolve(extensions, "sections", (name, options) => {
		window.panel.plugins.components[`k-${name}-section`] = {
			...options,
			mixins: ["section", ...(options.mixins ?? [])]
		};
	});

	// `Vue.use`
	resolve(extensions, "use", (name, options) => {
		window.panel.plugins.use.push(options);
	});

	// Vue `created` callback
	if (extensions["created"]) {
		window.panel.plugins.created.push(extensions["created"]);
	}

	// Login
	if (extensions.login) {
		window.panel.plugins.login = extensions.login;
	}

	// Textarea custom toolbar buttons
	resolve(extensions, "textareaButtons", (name, options) => {
		window.panel.plugins.textareaButtons[name] = options;
	});

	// Third-party plugins
	resolve(extensions, "thirdParty", (name, options) => {
		window.panel.plugins.thirdParty[name] = options;
	});

	// Writer custom marks
	resolve(extensions, "writerMarks", (name, options) => {
		window.panel.plugins.writerMarks[name] = options;
	});

	// Writer custom nodes
	resolve(extensions, "writerNodes", function (name, options) {
		window.panel.plugins.writerNodes[name] = options;
	});
};

const resolve = (extensions, type, callback) => {
	for (const [name, options] of Object.entries(extensions[type] ?? {})) {
		callback(name, options);
	}
};