import { appendNode, assign, createElement, detachNode, dispatchObservers, insertNode, noop, proto, setAttribute } from "svelte/shared.js";

function encapsulateStyles ( node ) {
	setAttribute( node, 'svelte-2363328337', '' );
}

function add_css () {
	var style = createElement( 'style' );
	style.id = 'svelte-2363328337-style';
	style.textContent = "@media(min-width: 1px){div[svelte-2363328337],[svelte-2363328337] div{color:red}}";
	appendNode( style, document.head );
}

function create_main_fragment ( state, component ) {
	var div;

	return {
		create: function () {
			div = createElement( 'div' );
			this.hydrate();
		},

		hydrate: function ( nodes ) {
			encapsulateStyles( div );
		},

		mount: function ( target, anchor ) {
			insertNode( div, target, anchor );
		},

		unmount: function () {
			detachNode( div );
		},

		destroy: noop
	};
}

function SvelteComponent ( options ) {
	options = options || {};
	this._state = options.data || {};

	this._observers = {
		pre: Object.create( null ),
		post: Object.create( null )
	};

	this._handlers = Object.create( null );

	this._root = options._root || this;
	this._yield = options._yield;

	this._destroyed = false;
	if ( !document.getElementById( 'svelte-2363328337-style' ) ) add_css();

	this._fragment = create_main_fragment( this._state, this );

	if ( options.target ) {
		this._fragment.create();
		this._fragment.mount( options.target, null );
	}
}

assign( SvelteComponent.prototype, proto );

SvelteComponent.prototype._set = function _set ( newState ) {
	var oldState = this._state;
	this._state = assign( {}, oldState, newState );
	dispatchObservers( this, this._observers.pre, newState, oldState );
	dispatchObservers( this, this._observers.post, newState, oldState );
};

SvelteComponent.prototype.teardown = SvelteComponent.prototype.destroy = function destroy ( detach ) {
	if ( this._destroyed ) return;
	this.fire( 'destroy' );

	if ( detach !== false ) this._fragment.unmount();
	this._fragment.destroy();
	this._fragment = null;

	this._state = {};
	this._destroyed = true;
};

export default SvelteComponent;