<?php

namespace App\Directory\Http\Responses;

use App\Account\Transformers\AccountTransformer;
use Illuminate\Contracts\Support\Responsable;
use Illuminate\Database\Eloquent\Builder;

class FindPeopleResponse implements Responsable
{
    /**
     * @var \Illuminate\Database\Eloquent\Builder
     */
    private $users;

    /**
     * FindPeopleResponse constructor.
     *
     * @param \Illuminate\Database\Eloquent\Builder $users
     */
    public function __construct(Builder $users)
    {
        $this->users = $users;
    }

    /**
     * @param \Illuminate\Http\Request $request
     *
     * @return \Illuminate\Http\JsonResponse|\Illuminate\Http\Response
     */
    public function toResponse($request)
    {
        if ($request->isJson() || $request->wantsJson() || $request->ajax()) {
            return response()->json($this->mergeInfo());
        }

        return response()->view('directory::find-people');
    }

    /**
     * Merge all the information for the response
     *
     * @return array
     */
    private function mergeInfo(): array
    {
        return array_merge(
            $this->getPeople(),
            $this->getMeta()
        );
    }

    /**
     * Transform the users
     *
     * @return array
     */
    private function getPeople(): array
    {
        return ['people' => $this->users->paginate(20)
            ->getCollection()
            ->map(function ($user) {
                return (new AccountTransformer)->transform($user);
            })
            ->toArray()];
    }


    /**
     * Returns the routes and meta information
     *
     * @return array
     */
    private function getMeta(): array
    {
        return ['meta' => [
            'counts' => [
                'results' => $this->users->count()
            ],
            'routes' => [
                'search' => route('find.people')
            ]
        ]];
    }
}