<?php

namespace App\Livewire\Forms\Billing;

use App\Domains\Billing\DTOs\Invoicing\InvoiceDTO;
use App\Domains\Billing\DTOs\Invoicing\InvoiceItemDTO;
use App\Domains\Billing\DTOs\Invoicing\PricingDTO;
use App\Domains\Billing\Enums\Invoicing\InvoiceStatus;
use App\Domains\Billing\Enums\Invoicing\InvoiceType;
use App\Domains\System\Support\ValueObjects\Money;
use App\Livewire\Concerns\HasModelFill;
use App\UI\Support\Schemas\InputSchemaField;
use Livewire\Attributes\Locked;
use Livewire\Attributes\Validate;
use Livewire\Form;

class InvoiceForm extends Form
{
    use HasModelFill;

    #[Locked]
    public string $id = '';

    #[Validate('required|string|max:255', as: 'domains/billing/field.invoice.name')]
    public string $name = '';

    #[Validate('required', as: 'domains/billing/field.invoice.type')]
    public ?InvoiceType $type = null;

    #[Validate(['required', 'array', 'min:1'])]
    public array $client_detail = [];

    #[Validate]
    public Money $gross_amount;

    #[Validate]
    public Money $discount_amount;

    #[Validate]
    public Money $net_amount;

    #[Validate(['required', 'array', 'min:1'])]
    public array $items = [];

    #[Validate(as: 'domains/billing/field.invoice.type')]
    public string $client_ref_id = '';

    #[Validate('required', as: 'domains/billing/field.invoice.type')]
    public string $client_id = '';

    public function __construct($component, $propertyName)
    {
        parent::__construct($component, $propertyName);

        $this->gross_amount = new Money(0);
        $this->discount_amount = new Money(0);
        $this->net_amount = new Money(0);
    }

    public function addItem(
        string $code,
        string $name,
        int $quantity,
        Money $price,
        Money $discount,
        int $product_id,
        ?int $coa_id
    ): void
    {
        $netAmount = $price->toInt() * $quantity;

        $this->items[] = [
            'code' => $code,
            'name' => $name,
            'quantity' => $quantity,
            'gross_amount' => $price,
            'discount_amount' => $discount,
            'net_amount' => new Money($netAmount),
            'product_id' => $product_id,
            'chart_of_account_id' => $coa_id,
        ];
    }

    public function populatePricing(): void
    {
        $this->gross_amount = new Money(collect($this->items)->sum(fn($arr) => $arr['gross_amount']->toInt()));
        $this->discount_amount = new Money(collect($this->items)->sum(fn($arr) => $arr['discount_amount']->toInt()));
        $this->net_amount = new Money(collect($this->items)->sum(fn($arr) => $arr['net_amount']->toInt()));
    }

    public function updatedClientDetail($val, $prop): void
    {
        $formSchema = $this->type->schema()->getSchema();

        $this->resetValidation();
        foreach ($formSchema as $key => $schema) {
            /** @var InputSchemaField $schema */
            $schema = $schema->schema->getSchema();
            if ($schema->dependsOn == $prop) {
                $this->client_detail[$key] = '';
            }
        }
        $this->validateOnly($prop);
    }

    public function resetSchema(): void
    {
        $this->reset('client_detail');

        $schema = $this->type?->schema()->getSchema() ?? [];

        foreach ($schema as $value) {
            $this->client_detail[$value->key] = '';
        }

        $this->resetValidation();
    }

    public function rules(): array
    {
        return $this->type?->schema()?->getValidationRules('client_detail') ?? [];
    }

    public function validationAttributes(): array
    {
        return $this->type?->schema()?->getValidationAttributes('client_detail') ?? [];
    }

    public function toDTO(): InvoiceDTO
    {
        $items = [];

        $detail = $this->type?->schema()?->resolveInputSnapshots($this->client_detail);
        foreach ($this->items as $item) {
            $itemDTO = new InvoiceItemDTO(
                code: $item['code'],
                name: $item['name'],
                quantity: $item['quantity'],
                product_id: $item['product_id'],
                coa_id: $item['chart_of_account_id'],
            );
            $itemDTO->setPricing(
                price: $item['gross_amount'],
                discount: $item['discount_amount'],
            );


            $items[] = $itemDTO;
        }

        return new InvoiceDTO(
            name: $this->name,
            client_ref_id: $this->client_ref_id,
            client_detail: $detail,
            type: $this->type,
            pricing: new PricingDTO(
                gross_amount: $this->gross_amount,
                discount_amount: $this->discount_amount,
                net_amount: $this->net_amount,
            ),
            items: $items,
            client_id: $this->client_id
        );
    }
}