<?php

namespace App\Models;

use App\Models\Model;
use Illuminate\Support\Arr;
use App\Utilities\Zarinpal\Laravel\Facade\Zarinpal;

class Transaction extends Model
{
    protected $table = 'transactions';

    protected $fillable = [
        'user_id', 'business_id', 'amount', 'succeeded', 'options'
    ];


    protected $casts = [
        'options' => 'array',
        'succeeded' => 'boolean',
    ];

    protected $fillable_relations = [
        'user', 'business'
    ];

    protected $reportable = [
        'user_id', 'business_id', 'amount', 'succeeded', 'options', // fields
    ];

    public $perPage = 12;

    public function getValueOf(?string $key)
    {
        $values = [
            'business_id' => $this->business_id,
            'project_id' => null,
            'sprint_id' => null,
            'system_id' => null,
            'user_id' => $this->user_id,
            'workflow_id' => null,
            'status_id' => null,
            'task_id' => null,
            'subject_id' => $this->id,
        ];

        if ($key && isset($values, $key)) {
            return $values[$key];
        }

        return $values;
    }

    public function rules(): array
    {
        return [
            'user_id' => 'required|',
            'business_id' => 'required',
            'amount' => 'required|integer|min:1',
        ];
    }

    public function updateRelations()
    {
        // user relations
        if (!empty($this->filled_relations['user'])) {
            $this->dirties['user'] = $this->user_id;
        }

        // business relations
        if (!empty($this->filled_relations['business'])) {
            $this->dirties['business'] = $this->business_id;
        }
    }

    public function reportActivity()
    {

    }

    public function user()
    {
        return $this->belongsTo(User::class, 'user_id','id',__FUNCTION__);
    }

    public function business()
    {
        return $this->belongsTo(Business::class, 'business_id','id',__FUNCTION__);
    }

    /**
     * Receive the authority key from the payment gateway
     */
    public function prepare(): Transaction
    {
        $results = Zarinpal::request(
            config('services.zarinpal.callback-url'),
            $this->amount,
            config('services.zarinpal.description')
        );

        $this->options = $results;
        $this->save();

        return $this;
    }

    /**
     * Redirect to the payment gateway
     */
    public function redirect()
    {
        return Zarinpal::redirect();
    }

    public function verify(): Transaction
    {
        $results = Zarinpal::verify($this->amount, $this->options['Authority']);
        if ($results['Status'] == 'verified_before') {
            throw new \Exception("تراکنش قبلا تایید شده است.");
        }

        if ($results['Status'] == 'success') {
            $this->succeeded = true;
        } else {
            $this->succeeded = false;
        }

        $options = array_merge($this->options, $results);
        $this->options = $options;
        $this->save();

        return $this;
    }

    /**
     * Find a transaction via the authoriry key that psp provides us
     *
     * @throw ModelNotFound
     */
    public static function findByAuthority(string $authority): Transaction
    {
        return static::where('options->Authority','=',$authority)->firstOrFail();
    }

    public function isWentToPaymentGateway(): bool
    {
        return !empty($this->options);
    }

    public function hasBeenAppliedToWallet(): bool
    {
        return Arr::get($this->options,"applied", false);
    }

    public function amountWasAppliedToWallet()
    {
        $options = $this->options;
        $options['applied'] = true;
        $this->options = $options;

        $this->save();
    }
}