/**
 * External dependencies
 */
import map from 'lodash/map';

/**
 * Internal dependencies
 */
import MapInnerBlocks from './components/map-innerblocks';

/**
 * WordPress dependencies
 */
const { models, loadPromise } = wp.api;
const { dispatch } = wp.data;

const hideBlockTypes = dispatch( 'core/edit-post' ).hideBlockTypes;

function deprecateBlockManager() {
	let settings;

	loadPromise.then( () => {
		settings = new models.Settings();

		settings.fetch().then( response => {
			let optionSettings = response.coblocks_settings_api;

			if ( optionSettings.length > 0 ) {
				optionSettings = JSON.parse( optionSettings );

				if ( typeof optionSettings.deprecated === 'undefined' ) {
					const currentBlocks = wp.data.select( 'core/editor' ).getBlocks();
					const blockNames = MapInnerBlocks( currentBlocks );
					const hideBlockTypes = [];

					map( optionSettings, ( visible, block ) => {
						if ( visible && ! block.includes( 'mainCategory-' ) && ! blockNames[ block ] ) {
							hideBlockTypes.push( block );
						}
					} );

					optionSettings = Object.assign( optionSettings, {
						deprecated: true,
					} );

					// Save deprecated object to options table for checking
					const model = new models.Settings( { coblocks_settings_api: JSON.stringify( optionSettings ) } );
					model.save();

					// Add array of blocks to disabled blocks
					// Reference: https://github.com/WordPress/gutenberg/issues/14139#issuecomment-480261866
					if ( hideBlockTypes.length > 0 ) {
						wp.data.dispatch( 'core/edit-post' ).hideBlockTypes( hideBlockTypes );
					}
				}
			}
		} );
	} );
}

if ( typeof hideBlockTypes !== 'undefined' ) {
	deprecateBlockManager();
}