LongTextField example

    protected function getParentDefinitionClass(): string
    {
        return PropertyGroupDefinition::class;
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new StringField('name', 'name'))->addFlags(new ApiAware(), new Required()),
            (new LongTextField('description', 'description'))->addFlags(new ApiAware()),
            (new IntField('position', 'position'))->addFlags(new ApiAware()),
            (new CustomFields())->addFlags(new ApiAware()),
        ]);
    }
}

protected function getParentDefinitionClass(): string
    {
        return CustomerGroupDefinition::class;
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new StringField('name', 'name'))->addFlags(new ApiAware(), new Required()),
            (new StringField('registration_title', 'registrationTitle'))->addFlags(new ApiAware()),
            (new LongTextField('registration_introduction', 'registrationIntroduction'))->addFlags(new ApiAware(), new AllowHtml()),
            (new BoolField('registration_only_company_registration', 'registrationOnlyCompanyRegistration'))->addFlags(new ApiAware()),
            (new LongTextField('registration_seo_meta_description', 'registrationSeoMetaDescription'))->addFlags(new ApiAware()),
            (new CustomFields())->addFlags(new ApiAware()),
        ]);
    }
}

    protected function getParentDefinitionClass(): string
    {
        return MailTemplateDefinition::class;
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new StringField('sender_name', 'senderName'))->addFlags(new ApiAware()),
            (new LongTextField('description', 'description'))->addFlags(new ApiAware()),
            (new StringField('subject', 'subject'))->addFlags(new Required(), new AllowHtml(false)),
            (new LongTextField('content_html', 'contentHtml'))->addFlags(new Required(), new AllowHtml(false)),
            (new LongTextField('content_plain', 'contentPlain'))->addFlags(new Required(), new AllowHtml(false)),
            (new CustomFields())->addFlags(new ApiAware()),
        ]);
    }
}

public function since(): ?string
    {
        return '6.0.0.0';
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new IdField('id', 'id'))->addFlags(new PrimaryKey(), new Required()),
            (new StringField('name', 'name'))->addFlags(new ApiAware(), new Required()),
            (new IntField('priority', 'priority'))->addFlags(new Required()),
            (new LongTextField('description', 'description'))->addFlags(new ApiAware()),
            (new BlobField('payload', 'payload'))->removeFlag(ApiAware::class)->addFlags(new WriteProtected(Context::SYSTEM_SCOPE)),
            (new BoolField('invalid', 'invalid'))->addFlags(new WriteProtected(Context::SYSTEM_SCOPE)),
            (new ListField('areas', 'areas'))->addFlags(new WriteProtected(Context::SYSTEM_SCOPE)),
            (new CustomFields())->addFlags(new ApiAware()),
            new JsonField('module_types', 'moduleTypes'),

            (new OneToManyAssociationField('conditions', RuleConditionDefinition::class, 'rule_id', 'id'))->addFlags(new CascadeDelete()),

            // Reverse Associations not available in sales-channel-api             (new OneToManyAssociationField('productPrices', ProductPriceDefinition::class, 'rule_id', 'id'))->addFlags(new RestrictDelete(), new RuleAreas(RuleAreas::PRODUCT_AREA)),
            (new OneToManyAssociationField('shippingMethodPrices', ShippingMethodPriceDefinition::class, 'rule_id', 'id'))->addFlags(new RestrictDelete(), new RuleAreas(RuleAreas::SHIPPING_AREA)),
            (

        return new EntityProtectionCollection([
            new WriteProtection(Context::SYSTEM_SCOPE),
        ]);
    }

    protected function defineFields(): FieldCollection
    {
        $collection = new FieldCollection([
            (new IdField('id', 'id'))->addFlags(new PrimaryKey(), new Required()),
            (new StringField('name', 'name'))->addFlags(new Required()),
            new LongTextField('description', 'description'),
            (new ListField('privileges', 'privileges'))->addFlags(new Required()),
            new DateTimeField('deleted_at', 'deletedAt'),
            new ManyToManyAssociationField('users', UserDefinition::class, AclUserRoleDefinition::class, 'acl_role_id', 'user_id'),
            (new OneToOneAssociationField('app', 'id', 'acl_role_id', AppDefinition::class, false))->addFlags(new RestrictDelete()),
            new ManyToManyAssociationField('integrations', IntegrationDefinition::class, IntegrationRoleDefinition::class, 'acl_role_id', 'integration_id'),
        ]);

        return $collection;
    }
}

new FkField('sales_channel_id', 'salesChannelId', SalesChannelDefinition::class))->addFlags(new Required()),
            (new FkField('sales_channel_domain_id', 'salesChannelDomainId', SalesChannelDomainDefinition::class))->addFlags(new Required()),
            (new FkField('currency_id', 'currencyId', CurrencyDefinition::class))->addFlags(new Required()),
            (new StringField('file_name', 'fileName'))->addFlags(new Required()),
            (new StringField('access_key', 'accessKey'))->addFlags(new Required()),
            (new StringField('encoding', 'encoding'))->addFlags(new Required()),
            (new StringField('file_format', 'fileFormat'))->addFlags(new Required()),
            new BoolField('include_variants', 'includeVariants'),
            (new BoolField('generate_by_cronjob', 'generateByCronjob'))->addFlags(new Required()),
            new DateTimeField('generated_at', 'generatedAt'),
            (new IntField('interval', 'interval'))->addFlags(new Required()),
            (new LongTextField('header_template', 'headerTemplate'))->addFlags(new AllowHtml(false)),
            (new LongTextField('body_template', 'bodyTemplate'))->addFlags(new AllowHtml(false)),
            (new LongTextField('footer_template', 'footerTemplate'))->addFlags(new AllowHtml(false)),
            new BoolField('paused_schedule', 'pausedSchedule'),
            new BoolField('is_running', 'isRunning'),
            new ManyToOneAssociationField('productStream', 'product_stream_id', ProductStreamDefinition::class, 'id', false),
            new ManyToOneAssociationField('storefrontSalesChannel', 'storefront_sales_channel_id', SalesChannelDefinition::class, 'id', false),
            new ManyToOneAssociationField('salesChannel', 'sales_channel_id', SalesChannelDefinition::class, 'id', false),
            new ManyToOneAssociationField('salesChannelDomain', 'sales_channel_domain_id', SalesChannelDomainDefinition::class, 'id', false),
            new ManyToOneAssociationField('currency', 'currency_id', CurrencyDefinition::class, 'id', false),
        ]);
    }
}

        return new FieldCollection([
            (new IdField('id', 'id'))->addFlags(new ApiAware(), new PrimaryKey(), new Required()),
            (new FkField('product_id', 'productId', ProductDefinition::class))->addFlags(new ApiAware(), new Required()),
            (new ReferenceVersionField(ProductDefinition::class))->addFlags(new ApiAware(), new Required()),
            new FkField('customer_id', 'customerId', CustomerDefinition::class),
            (new FkField('sales_channel_id', 'salesChannelId', SalesChannelDefinition::class))->addFlags(new ApiAware(), new Required()),
            (new FkField('language_id', 'languageId', LanguageDefinition::class))->addFlags(new ApiAware(), new Required()),
            (new StringField('external_user', 'externalUser'))->addFlags(new SearchRanking(SearchRanking::MIDDLE_SEARCH_RANKING)),
            (new StringField('external_email', 'externalEmail'))->addFlags(new SearchRanking(SearchRanking::MIDDLE_SEARCH_RANKING)),
            (new StringField('title', 'title'))->addFlags(new ApiAware(), new Required(), new SearchRanking(SearchRanking::LOW_SEARCH_RANKING)),
            (new LongTextField('content', 'content'))->addFlags(new ApiAware(), new Required(), new SearchRanking(SearchRanking::LOW_SEARCH_RANKING), new AllowHtml()),
            (new FloatField('points', 'points'))->addFlags(new ApiAware()),
            (new BoolField('status', 'status'))->addFlags(new ApiAware()),
            (new LongTextField('comment', 'comment'))->addFlags(new ApiAware()),
            (new ManyToOneAssociationField('product', 'product_id', ProductDefinition::class, 'id', false))->addFlags(new SearchRanking(SearchRanking::ASSOCIATION_SEARCH_RANKING)),
            (new ManyToOneAssociationField('customer', 'customer_id', CustomerDefinition::class, 'id', false))->addFlags(new SearchRanking(SearchRanking::MIDDLE_SEARCH_RANKING)),
            new ManyToOneAssociationField('salesChannel', 'sales_channel_id', SalesChannelDefinition::class, 'id', false),
            new ManyToOneAssociationField('language', 'language_id', LanguageDefinition::class, 'id', false),
            (new CustomFields())->addFlags(new ApiAware()),
        ]);
    }
}

protected function getParentDefinitionClass(): string
    {
        return SalesChannelTypeDefinition::class;
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new StringField('name', 'name'))->addFlags(new Required()),
            new StringField('manufacturer', 'manufacturer'),
            new StringField('description', 'description'),
            (new LongTextField('description_long', 'descriptionLong'))->addFlags(new ApiAware(), new AllowHtml()),
            new CustomFields(),
        ]);
    }
}

protected function getParentDefinitionClass(): string
    {
        return ProductDefinition::class;
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new StringField('meta_description', 'metaDescription'))->addFlags(new ApiAware()),
            (new StringField('name', 'name'))->addFlags(new ApiAware(), new Required()),
            (new LongTextField('keywords', 'keywords'))->addFlags(new ApiAware()),
            (new LongTextField('description', 'description'))->addFlags(new ApiAware(), new AllowHtml()),
            (new StringField('meta_title', 'metaTitle'))->addFlags(new ApiAware()),
            (new StringField('pack_unit', 'packUnit'))->addFlags(new ApiAware()),
            (new StringField('pack_unit_plural', 'packUnitPlural'))->addFlags(new ApiAware()),
            new ListField('custom_search_keywords', 'customSearchKeywords'),
            (new JsonField('slot_config', 'slotConfig'))->addFlags(new ApiAware()),
            (new CustomFields())->addFlags(new ApiAware()),
        ]);
    }
}

protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new StringField('name', 'name'))->addFlags(new ApiAware(), new Required()),
            (new BreadcrumbField())->addFlags(new ApiAware(), new WriteProtected()),
            new JsonField('slot_config', 'slotConfig'),
            (new StringField('link_type', 'linkType'))->addFlags(new ApiAware()),
            (new IdField('internal_link', 'internalLink'))->addFlags(new ApiAware()),
            (new StringField('external_link', 'externalLink'))->addFlags(new ApiAware()),
            (new BoolField('link_new_tab', 'linkNewTab'))->addFlags(new ApiAware()),
            (new LongTextField('description', 'description'))->addFlags(new ApiAware(), new AllowHtml()),
            (new LongTextField('meta_title', 'metaTitle'))->addFlags(new ApiAware(), new AllowHtml()),
            (new LongTextField('meta_description', 'metaDescription'))->addFlags(new ApiAware(), new AllowHtml()),
            (new LongTextField('keywords', 'keywords'))->addFlags(new ApiAware(), new AllowHtml()),
            (new CustomFields())->addFlags(new ApiAware()),
        ]);
    }
}

    protected function getParentDefinitionClass(): string
    {
        return PluginDefinition::class;
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new StringField('label', 'label'))->addFlags(new Required()),
            (new LongTextField('description', 'description'))->addFlags(new AllowHtml()),
            new StringField('manufacturer_link', 'manufacturerLink'),
            new StringField('support_link', 'supportLink'),
            new JsonField('changelog', 'changelog'),
            new CustomFields(),
        ]);
    }
}

    protected function getParentDefinitionClass(): string
    {
        return ProductStreamDefinition::class;
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new StringField('name', 'name'))->addFlags(new Required()),
            (new LongTextField('description', 'description'))->addFlags(new ApiAware()),
            (new CustomFields())->addFlags(new ApiAware()),
        ]);
    }
}

    protected function defineFields(): FieldCollection
    {
        $fields = new FieldCollection([
            (new IdField('id', 'id'))->addFlags(new ApiAware(), new PrimaryKey(), new Required()),
            new FkField('user_id', 'userId', UserDefinition::class),
            new FkField('media_folder_id', 'mediaFolderId', MediaFolderDefinition::class),
            (new StringField('mime_type', 'mimeType'))->addFlags(new ApiAware(), new WriteProtected(Context::SYSTEM_SCOPE), new SearchRanking(SearchRanking::LOW_SEARCH_RANKING)),
            (new StringField('file_extension', 'fileExtension'))->addFlags(new ApiAware(), new WriteProtected(Context::SYSTEM_SCOPE)),
            (new DateTimeField('uploaded_at', 'uploadedAt'))->addFlags(new ApiAware(), new WriteProtected(Context::SYSTEM_SCOPE)),
            (new LongTextField('file_name', 'fileName'))->addFlags(new ApiAware(), new WriteProtected(Context::SYSTEM_SCOPE), new SearchRanking(SearchRanking::HIGH_SEARCH_RANKING)),
            (new IntField('file_size', 'fileSize'))->addFlags(new ApiAware(), new WriteProtected(Context::SYSTEM_SCOPE)),
            (new BlobField('media_type', 'mediaTypeRaw'))->removeFlag(ApiAware::class)->addFlags(new WriteProtected(Context::SYSTEM_SCOPE)),
            (new JsonField('meta_data', 'metaData'))->addFlags(new ApiAware(), new WriteProtected(Context::SYSTEM_SCOPE)),
            (new JsonField('media_type', 'mediaType'))->addFlags(new WriteProtected(), new Runtime()),
            (new TranslatedField('alt'))->addFlags(new ApiAware(), new SearchRanking(SearchRanking::MIDDLE_SEARCH_RANKING)),
            (new TranslatedField('title'))->addFlags(new ApiAware(), new SearchRanking(SearchRanking::HIGH_SEARCH_RANKING)),
            (new StringField('url', 'url'))->addFlags(new ApiAware(), new Runtime()),
            (new BoolField('has_file', 'hasFile'))->addFlags(new ApiAware(), new Runtime()),
            (new BoolField('private', 'private'))->addFlags(new ApiAware()),
            (new TranslatedField('customFields'))->addFlags(new ApiAware()),
            (new BlobField('thumbnails_ro', 'thumbnailsRo'))->removeFlag(ApiAware::class)->addFlags(new Computed()),
            (

protected function getParentDefinitionClass(): string
    {
        return PaymentMethodDefinition::class;
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new StringField('name', 'name'))->addFlags(new ApiAware(), new Required()),
            (new StringField('distinguishable_name', 'distinguishableName'))->addFlags(new ApiAware(), new WriteProtected(Context::SYSTEM_SCOPE)),
            (new LongTextField('description', 'description'))->addFlags(new ApiAware()),
            (new CustomFields())->addFlags(new ApiAware()),
        ]);
    }
}

    protected function getParentDefinitionClass(): string
    {
        return MediaDefinition::class;
    }

    protected function defineFields(): FieldCollection
    {
        return new FieldCollection([
            (new StringField('title', 'title'))->addFlags(new ApiAware()),
            (new LongTextField('alt', 'alt'))->addFlags(new ApiAware()),
            (new CustomFields())->addFlags(new ApiAware()),
        ]);
    }
}