<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
use Illuminate\Support\Facades\Crypt;

class DomainOrder extends Model
{
    public const TYPE_REGISTRATION = 'registration';
    public const TYPE_TRANSFER = 'transfer';
    public const TYPE_RENEWAL = 'renewal';

    public const REGISTRAR_DYNADOT = 'dynadot';
    public const REGISTRAR_RESELLERCLUB = 'resellerclub';

    public const STATUS_CART = 'cart';
    public const STATUS_PENDING_PAYMENT = 'pending_payment';
    public const STATUS_PENDING = 'pending';
    public const STATUS_PENDING_CUSTOMER_REGISTRATION = 'pending_customer_registration';
    public const STATUS_PROCESSING = 'processing';
    public const STATUS_COMPLETED = 'completed';
    public const STATUS_FAILED = 'failed';
    public const STATUS_CANCELLED = 'cancelled';

    public const PAYMENT_UNPAID = 'unpaid';
    public const PAYMENT_PENDING = 'pending';
    public const PAYMENT_PAID = 'paid';
    public const PAYMENT_FAILED = 'failed';
    public const PAYMENT_REFUNDED = 'refunded';

    public const FULFILLMENT_CART = 'cart';
    public const FULFILLMENT_PAYMENT_PENDING = 'payment_pending';
    public const FULFILLMENT_PAYMENT_RECEIVED = 'payment_received';
    public const FULFILLMENT_SUBMITTING = 'submitting';
    public const FULFILLMENT_AWAITING_REGISTRAR = 'awaiting_registrar';
    public const FULFILLMENT_FULFILLED = 'fulfilled';
    public const FULFILLMENT_FAILED = 'failed';

    protected $fillable = [
        'user_id',
        'domain_name',
        'order_type',
        'registrar',
        'status',
        'payment_status',
        'fulfillment_status',
        'amount_minor',
        'currency',
        'years',
        'payment_reference',
        'auth_code_encrypted',
        'contact_info',
        'nameservers',
        'registrar_order_id',
        'meta',
        'paid_at',
        'submitted_at',
        'completed_at',
        'expires_at',
    ];

    protected $casts = [
        'amount_minor' => 'integer',
        'years' => 'integer',
        'contact_info' => 'array',
        'nameservers' => 'array',
        'meta' => 'array',
        'paid_at' => 'datetime',
        'submitted_at' => 'datetime',
        'completed_at' => 'datetime',
        'expires_at' => 'datetime',
    ];

    public function user(): BelongsTo
    {
        return $this->belongsTo(User::class);
    }

    public function setAuthCode(string $authCode): void
    {
        $this->auth_code_encrypted = Crypt::encryptString($authCode);
    }

    public function getAuthCode(): ?string
    {
        if (empty($this->auth_code_encrypted)) {
            return null;
        }

        try {
            return Crypt::decryptString($this->auth_code_encrypted);
        } catch (\Exception $e) {
            return null;
        }
    }

    public function getTld(): string
    {
        $parts = explode('.', $this->domain_name, 2);
        return $parts[1] ?? '';
    }

    public function formatAmount(): string
    {
        $amount = $this->amount_minor / 100;
        $symbol = $this->currency === 'GHS' ? 'GH₵' : $this->currency;
        return $symbol . number_format($amount, 2);
    }

    public function getOrderTypeLabel(): string
    {
        return match ($this->order_type) {
            self::TYPE_REGISTRATION => 'Registration',
            self::TYPE_TRANSFER => 'Transfer',
            self::TYPE_RENEWAL => 'Renewal',
            default => ucfirst($this->order_type),
        };
    }

    public function getStatusLabel(): string
    {
        return match ($this->status) {
            self::STATUS_CART => 'In Cart',
            self::STATUS_PENDING_PAYMENT => 'Awaiting Payment',
            self::STATUS_PENDING => 'Pending',
            self::STATUS_PENDING_CUSTOMER_REGISTRATION => 'Awaiting Registration',
            self::STATUS_PROCESSING => 'Processing',
            self::STATUS_COMPLETED => 'Completed',
            self::STATUS_FAILED => 'Failed',
            self::STATUS_CANCELLED => 'Cancelled',
            default => ucfirst($this->status),
        };
    }

    public function isInCart(): bool
    {
        return in_array($this->status, [self::STATUS_CART, self::STATUS_PENDING_PAYMENT]);
    }

    public function isPaid(): bool
    {
        return $this->payment_status === self::PAYMENT_PAID;
    }

    public function scopeInCart($query)
    {
        return $query->whereIn('status', [self::STATUS_CART, self::STATUS_PENDING_PAYMENT]);
    }

    public function scopeForUser($query, User $user)
    {
        return $query->where('user_id', $user->id);
    }

    public function scopePendingFulfillment($query)
    {
        return $query->where('payment_status', self::PAYMENT_PAID)
            ->whereIn('fulfillment_status', [
                self::FULFILLMENT_PAYMENT_RECEIVED,
                self::FULFILLMENT_SUBMITTING,
                self::FULFILLMENT_AWAITING_REGISTRAR,
            ]);
    }
}