/**
 * Copyright (c) 2019 mol* contributors, licensed under MIT, See LICENSE file for more info.
 *
 * @author Koya Sakuma
 * Adapted from MolQL implemtation of atom-set.ts
 *
 * Copyright (c) 2017 MolQL contributors, licensed under MIT, See LICENSE file for more info.
 *
 * @author David Sehnal <david.sehnal@gmail.com>
 */

import { StructureQuery } from '../query';
import { StructureSelection } from '../selection';
import { getCurrentStructureProperties } from './filters';
import { QueryContext, QueryFn } from '../context';


export function atomCount(ctx: QueryContext) {
    return (ctx: QueryContext) => {
        const all = StructureSelection.Singletons(ctx.currentStructure, ctx.currentStructure);
        const x: number = StructureSelection.structureCount(all);
        return x;
    };
}

export function countQuery(ctx: QueryContext, query: StructureQuery) {
    return (ctx: QueryContext) => {
        const sel = query(ctx);
        const x: number = StructureSelection.structureCount(sel);
        return x;
    };
}


// export function propertySet(ctx: QueryContext, prop: UnitTypeProperties) {
export function propertySet(ctx: QueryContext, prop: QueryFn<any>) {
    return (ctx: QueryContext) => {
        const set = new Set();
        const x = getCurrentStructureProperties(ctx, prop, set);
        //	console.log(x)
        return x;
    };
}