<?php

namespace App\Http\Controllers;

use App\FreeCompanyRankedUser;
use Carbon\Carbon;
use Illuminate\Http\Request;
use Illuminate\Support\Str;

class HelixRankCheckController extends Controller
{
    public function getRankChanges()
    {
        $members = FreeCompanyRankedUser::all()->toArray();
        $members = array_map(function ($e) {
            $e['lodestoneId'] = (string)$e['lodestoneId'];
            $e['shouldBeRole'] = null;

            $editable_roles = config('chaosapi.helix.rank_time');
            // We don't want to edit council or mentor
            if (!in_array($e['ingameRole'], array_keys($editable_roles))) return $e;

            // Keep track of the highest role
            $highest_role = $e['ingameRole'];
            foreach ($editable_roles as $role => $min_days) {
                if ($min_days === null) continue;

                $min_date = Carbon::parse($e['firstSeen'])->addDays($min_days);
                if ($min_date <= Carbon::now())
                    $highest_role = $role;
            }

            if (array_search($e['ingameRole'], array_keys($editable_roles)) < array_search($highest_role, array_keys($editable_roles)))
                $e['shouldBeRole'] = $highest_role;

            return $e;
        }, $members);

        $mostRecentTimestamp = array_reduce($members, function($c, $e) {
            $lastSeen = Carbon::parse($e['lastSeen']);
            if ($lastSeen > $c)
                return $lastSeen;
            return $c;
        }, Carbon::createFromTimestamp(0));

        $demotionTimestamp = $mostRecentTimestamp->subHours(config('chaosapi.helix.demotion_time_hours', 3));

        $members = array_filter($members, function($e) use ($demotionTimestamp) {
            if ($e['lastSeen'] > $demotionTimestamp) {
                return true;
            }

            // User should be removed from our system regarding Helix
            $fcRankedUser = FreeCompanyRankedUser::find($e['lodestoneId']);
            if ($fcRankedUser !== null)
                $fcRankedUser->delete();
            return false;
        });

        return [
            'success' => true,
            'error' => null,
            'data' => $members
        ];
    }
}