<?php
/**
 * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
 *
 * Copyright (C) 2019 - 2022 Jan Böhmer (https://github.com/jbtronics)
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published
 * by the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

declare(strict_types=1);

namespace App\Entity\Parts;

use Doctrine\Common\Collections\Criteria;
use ApiPlatform\Doctrine\Common\Filter\DateFilterInterface;
use ApiPlatform\Doctrine\Orm\Filter\DateFilter;
use ApiPlatform\Doctrine\Orm\Filter\OrderFilter;
use ApiPlatform\Metadata\ApiFilter;
use ApiPlatform\Metadata\ApiProperty;
use ApiPlatform\Metadata\ApiResource;
use ApiPlatform\Metadata\Delete;
use ApiPlatform\Metadata\Get;
use ApiPlatform\Metadata\GetCollection;
use ApiPlatform\Metadata\Link;
use ApiPlatform\Metadata\Patch;
use ApiPlatform\Metadata\Post;
use ApiPlatform\OpenApi\Model\Operation;
use ApiPlatform\Serializer\Filter\PropertyFilter;
use App\ApiPlatform\Filter\LikeFilter;
use App\Entity\Attachments\Attachment;
use App\Repository\Parts\SupplierRepository;
use App\Entity\PriceInformations\Orderdetail;
use Doctrine\Common\Collections\ArrayCollection;
use App\Entity\Attachments\SupplierAttachment;
use App\Entity\Base\AbstractCompany;
use App\Entity\Base\AbstractStructuralDBElement;
use App\Entity\Parameters\SupplierParameter;
use App\Entity\PriceInformations\Currency;
use App\Validator\Constraints\BigDecimal\BigDecimalPositiveOrZero;
use App\Validator\Constraints\Selectable;
use Brick\Math\BigDecimal;
use Doctrine\Common\Collections\Collection;
use Doctrine\ORM\Mapping as ORM;
use Symfony\Component\Serializer\Annotation\Groups;
use Symfony\Component\Validator\Constraints as Assert;

/**
 * This entity represents a supplier of parts (the company that sells the parts).
 *
 * @extends AbstractCompany<SupplierAttachment, SupplierParameter>
 */
#[ORM\Entity(repositoryClass: SupplierRepository::class)]
#[ORM\Table('`suppliers`')]
#[ORM\Index(columns: ['name'], name: 'supplier_idx_name')]
#[ORM\Index(columns: ['parent_id', 'name'], name: 'supplier_idx_parent_name')]
#[ApiResource(
    operations: [
        new Get(security: 'is_granted("read", object)'),
        new GetCollection(security: 'is_granted("@suppliers.read")'),
        new Post(securityPostDenormalize: 'is_granted("create", object)'),
        new Patch(security: 'is_granted("edit", object)'),
        new Delete(security: 'is_granted("delete", object)'),
    ],
    normalizationContext: ['groups' => ['supplier:read', 'company:read', 'api:basic:read'], 'openapi_definition_name' => 'Read'],
    denormalizationContext: ['groups' => ['supplier:write', 'company:write', 'api:basic:write', 'attachment:write', 'parameter:write'], 'openapi_definition_name' => 'Write'],
)]
#[ApiResource(
    uriTemplate: '/suppliers/{id}/children.{_format}',
    operations: [new GetCollection(
        openapi: new Operation(summary: 'Retrieves the children elements of a supplier.'),
        security: 'is_granted("@manufacturers.read")'
    )],
    uriVariables: [
        'id' => new Link(fromProperty: 'children', fromClass: Supplier::class)
    ],
    normalizationContext: ['groups' => ['supplier:read', 'company:read', 'api:basic:read'], 'openapi_definition_name' => 'Read']
)]
#[ApiFilter(PropertyFilter::class)]
#[ApiFilter(LikeFilter::class, properties: ["name", "comment"])]
#[ApiFilter(DateFilter::class, strategy: DateFilterInterface::EXCLUDE_NULL)]
#[ApiFilter(OrderFilter::class, properties: ['name', 'id', 'addedDate', 'lastModified'])]
class Supplier extends AbstractCompany
{
    #[ORM\OneToMany(mappedBy: 'parent', targetEntity: self::class)]
    #[ORM\OrderBy(['name' => Criteria::ASC])]
    protected Collection $children;

    #[ORM\ManyToOne(targetEntity: self::class, inversedBy: 'children')]
    #[ORM\JoinColumn(name: 'parent_id')]
    #[Groups(['supplier:read', 'supplier:write'])]
    #[ApiProperty(readableLink: false, writableLink: false)]
    protected ?AbstractStructuralDBElement $parent = null;

    /**
     * @var Collection<int, Orderdetail>
     */
    #[ORM\OneToMany(mappedBy: 'supplier', targetEntity: Orderdetail::class)]
    protected Collection $orderdetails;

    /**
     * @var Currency|null The currency that should be used by default for order informations with this supplier.
     *                    Set to null, to use global base currency.
     */
    #[ORM\ManyToOne(targetEntity: Currency::class)]
    #[ORM\JoinColumn(name: 'default_currency_id')]
    #[Selectable]
    protected ?Currency $default_currency = null;

    /**
     * @var BigDecimal|null The shipping costs that have to be paid, when ordering via this supplier
     */
    #[Groups(['extended', 'full', 'import'])]
    #[ORM\Column(name: 'shipping_costs', type: 'big_decimal', precision: 11, scale: 5, nullable: true)]
    #[BigDecimalPositiveOrZero]
    protected ?BigDecimal $shipping_costs = null;

    /**
     * @var Collection<int, SupplierAttachment>
     */
    #[Assert\Valid]
    #[ORM\OneToMany(mappedBy: 'element', targetEntity: SupplierAttachment::class, cascade: ['persist', 'remove'], orphanRemoval: true)]
    #[ORM\OrderBy(['name' => Criteria::ASC])]
    #[Groups(['supplier:read', 'supplier:write'])]
    #[ApiProperty(readableLink: false, writableLink: true)]
    protected Collection $attachments;

    #[ORM\ManyToOne(targetEntity: SupplierAttachment::class)]
    #[ORM\JoinColumn(name: 'id_preview_attachment', onDelete: 'SET NULL')]
    #[Groups(['supplier:read', 'supplier:write'])]
    #[ApiProperty(readableLink: false, writableLink: true)]
    protected ?Attachment $master_picture_attachment = null;

    /** @var Collection<int, SupplierParameter>
     */
    #[Assert\Valid]
    #[ORM\OneToMany(mappedBy: 'element', targetEntity: SupplierParameter::class, cascade: ['persist', 'remove'], orphanRemoval: true)]
    #[ORM\OrderBy(['group' => Criteria::ASC, 'name' => 'ASC'])]
    #[Groups(['supplier:read', 'supplier:write'])]
    #[ApiProperty(readableLink: false, writableLink: true)]
    protected Collection $parameters;

    /**
     * Gets the currency that should be used by default, when creating a orderdetail with this supplier.
     */
    public function getDefaultCurrency(): ?Currency
    {
        return $this->default_currency;
    }

    /**
     * Sets the default currency.
     */
    public function setDefaultCurrency(?Currency $default_currency): self
    {
        $this->default_currency = $default_currency;

        return $this;
    }

    /**
     * Gets the shipping costs for an order with this supplier, given in base currency.
     *
     * @return BigDecimal|null A BigDecimal with the shipping costs
     */
    public function getShippingCosts(): ?BigDecimal
    {
        return $this->shipping_costs;
    }

    /**
     * Sets the shipping costs for an order with this supplier.
     *
     * @param BigDecimal|null $shipping_costs a BigDecimal with the shipping costs
     */
    public function setShippingCosts(?BigDecimal $shipping_costs): self
    {
        if (!$shipping_costs instanceof BigDecimal) {
            $this->shipping_costs = null;
        }

        //Only change the object, if the value changes, so that doctrine does not detect it as changed.
        if ((string) $shipping_costs !== (string) $this->shipping_costs) {
            $this->shipping_costs = $shipping_costs;
        }

        return $this;
    }
    public function __construct()
    {
        parent::__construct();
        $this->children = new ArrayCollection();
        $this->orderdetails = new ArrayCollection();
        $this->attachments = new ArrayCollection();
        $this->parameters = new ArrayCollection();
    }
}
