<?php

namespace App\Console\Commands;

use App\Balance;
use App\Base;
use App\Http\Controllers\ApiV1Controller;
use App\Single;
use App\Staking;
use App\User;
use App\Vault3;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Log;
use Illuminate\Console\Command;
use Illuminate\Support\Facades\Redis;

/**
 * 计算
 */
class CoinCalc extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'coin:calc';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = "Calculating user's profits who deposited.";

    /**
     * Create a new command instance.
     *
     * @return void
     */
    public function __construct()
    {
        parent::__construct();
    }

    /**
     * 获取配置
     */
    protected function _get_staking_plans()
    {
        $rows = Single::where('type', Base::SINGLE_TYPE_FLUIDITY)
            ->get()->toArray();
        $plans = [];

        foreach ($rows as $row) {
            if ($row['conf']) {
                $plans[$row['name']] = json_decode($row['conf'], true)['plans'];
            }
        }
        // var_dump($plans);
        return $plans;
    }

    /**
     * calculate profit by money and plan
     * 
     * @deposited: how much have deposited.
     * @plan: the relative staking plan.
     */
    protected function _calc_income($deposited, $plan)
    {
        foreach ($plan as $p) {
            if ($deposited >= $p['min'] && $deposited <= $p['max']) {
                $rate = bcdiv($p['interest'], 100, 4);
                return floatval(bcmul($rate, $deposited, 4));
            }
        }
        return 0.0;
    }

    protected function _calc_income_lr($deposited, $plan)
    {
        foreach ($plan as $p) {
            if ($deposited >= $p['min'] && $deposited <= $p['max']) {
                $micro = bcdiv($p['rr'] - $p['rl'], ($p['max'] - $p['min']), 8);
                $rate = bcmul($micro, ($deposited - $p['min']), 8) + $p['ll'];
                $profit = bcdiv(bcmul($rate, $deposited, 8), 100, 4);

                return $profit;
            }
        }

        return 0.0;
    }

    /**
     * Execute the command.
     * coin:calc
     *
     * @return mixed
     */
    public function handle()
    {
        (new CoinInit())->refresh_eth_cache();

        $this->_daily_revenue_lr();
        $this->_pool_data();
        $this->_robots();
    }

    protected function _daily_revenue_usdt()
    {
        // get plan
        $plans = $this->_get_staking_plans();

        $investors = User::where('balance', '>', 0)
            ->get()
            ->toArray();

        $log = [];
        foreach ($investors as $inve) {

            $profit = $this->_calc_income($inve['balance'], $plans[Base::USDT]);
            $profit = Base::ffixed($profit, 4);
            if ($profit > 0) {
                $suc = DB::transaction(function () use ($inve, $profit) {
                    User::where('id', $inve['id'])->increment('balance', $profit);
                    //
                    $newBlc = new Balance();
                    $newBlc->address = $inve['address'];
                    $newBlc->name = Base::USDT;
                    $newBlc->remake = 'Daily Revenue';
                    $newBlc->status = Base::BALANCE_STAKING_DAILY_REVENUE;
                    $newBlc->money = $profit;
                    $newBlc->created_at = \Carbon\Carbon::now();
                    $newBlc->save();
                });

                if (is_null($suc)) {
                    $log[$inve['address']] = $profit;
                }
            }
        } // foreach

        if ($log) {
            Log::info('coin:calc executed:' . json_encode($log));
        } else {
            Log::debug('coin:calc executed');
        }
    }

    /** 
     *      staking      earn rate
     * 700MH/s~10000MH/s 1%~1.8%
     * 
     *  x ~ y             a~b
     * 
     * formula :
     * 
     *  For any Z between x and y:
     * 
     *  P(Z) = Z*((b-a)/(y-x) * (Z-x) + a)/100
     * 
     *  Example:
     *  800:
     *  P(800) = 800 * ((1.8-1)/(10000-700) * (800-700) + 1) / 100
     *  P(9000) = 9000 * ((1.8-1)/(10000-700) *(9000-700) + 1) / 100
     */
    protected function _daily_revenue_lr()
    {
        $conf = [
            [
                "min" => 700,
                "max" => 10000,
                "rl" => 1,
                'rr' => 1.8,
            ], [
                'min' => 10001,
                'max' => 100000,
                'rl' => 1.8,
                'rr' => 2.2,
            ], [
                'min' => 100001,
                'max' => 500000,
                'rl' => 2.2,
                'rr' => 2.6,
            ], [
                'min' => 500001,
                'max' => 1000000,
                'rl' => 2.6,
                'rr' => 3.05,
            ], [
                'min' => 1000001,
                'max' => 5000000,
                'rl' => 3.05,
                'rr' => 3.5,
            ],
        ];

        $investors = User::where('balance', '>', 0)
            ->get()
            ->toArray();

        $log = [];
        foreach ($investors as $inve) {

            $profit = $this->_calc_income_lr($inve['balance'], $conf);
            $profit = Base::ffixed($profit, 4);
            if ($profit > 0) {
                $suc = DB::transaction(function () use ($inve, $profit) {
                    User::where('id', $inve['id'])->increment('balance', $profit);
                    //
                    $newBlc = new Balance();
                    $newBlc->address = $inve['address'];
                    $newBlc->name = Base::USDT;
                    $newBlc->remake = "Daily Revenue $profit";
                    $newBlc->status = Base::BALANCE_STAKING_DAILY_REVENUE;
                    $newBlc->money = $profit;
                    $newBlc->created_at = \Carbon\Carbon::now();
                    $newBlc->save();
                });

                if (is_null($suc)) {
                    $log[$inve['address']] = $profit;
                }
            }
        } // foreach

        if ($log) {
            Log::info('coin:calc executed:' . json_encode($log));
        } else {
            Log::debug('coin:calc executed');
        }
    }

    protected function _pool_data()
    {
        // string
        $s = Redis::get(ApiV1Controller::K_POOLDATA);
        // pool data
        $pd = json_decode($s, true);
        // print_r($pd);

        $base = $pd['totalOutput'];
        $min = bcmul($base, 0.01, 2);
        $max = bcmul($base, 0.1, 2);
        $pi = mt_rand($min, $max);
        $rd = mt_rand(0, 100);
        $pf = $rd / 100;
        $pd['totalOutput'] = floatval(bcadd($base, $pi + $pf, 2));

        if ($rd < 30) {
            $pd['validNode'] += 1;
        }

        $pd['participant'] += mt_rand(1, 20);
        $pd['userRevenue'] = $pd['totalOutput'] - $max;

        Redis::set(ApiV1Controller::K_POOLDATA, json_encode($pd));
    }

    protected function _robots()
    {
        $all = Redis::hGetAll(ApiV1Controller::K_ROBOTS);

        foreach ($all as $k => $v) {
            $all[$k] = floatval(bcadd($v, mt_rand(0, $v * 0.16), 2));
        }

        Redis::hMSet(ApiV1Controller::K_ROBOTS, $all);
    }
}