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medusa-store/www/apps/docs/content/references/services/classes/services.LineItemService.mdx
github-actions[bot] 5a550e73b4 chore(docs): Generated References (#6222) 
Generated the following references:
- `entities`
- `file`
- `fulfillment`
- `inventory`
- `js_client`
- `medusa`
- `medusa_config`
- `medusa_react`
- `modules`
- `notification`
- `payment`
- `price_selection`
- `pricing`
- `product`
- `search`
- `services`
- `stock_location`
- `tax`
- `tax_calculation`
- `types`
- `workflows`

Co-authored-by: Oli Juhl <59018053+olivermrbl@users.noreply.github.com>
Co-authored-by: Shahed Nasser <27354907+shahednasser@users.noreply.github.com>
2024-01-25 18:12:27 +00:00

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---
displayed_sidebar: servicesSidebar
---
import ParameterTypes from "@site/src/components/ParameterTypes"
# LineItemService
## constructor
### Parameters
<ParameterTypes parameters={[{"name":"__namedParameters","type":"`InjectedDependencies`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="new LineItemService"/>
___
## Properties
<ParameterTypes parameters={[{"name":"manager_","type":"`EntityManager`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"transactionManager_","type":"`undefined` \\| `EntityManager`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"__container__","type":"`any`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"lineItemRepository_","type":"Repository&#60;[LineItem](../../entities/classes/entities.LineItem.mdx)&#62; & `object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"itemTaxLineRepo_","type":"Repository&#60;[LineItemTaxLine](../../entities/classes/entities.LineItemTaxLine.mdx)&#62; & `object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"cartRepository_","type":"Repository&#60;[Cart](../../entities/classes/entities.Cart.mdx)&#62; & `object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"productVariantService_","type":"[ProductVariantService](services.ProductVariantService.mdx)","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"productService_","type":"[ProductService](services.ProductService.mdx)","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"pricingService_","type":"[PricingService](services.PricingService.mdx)","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"regionService_","type":"[RegionService](services.RegionService.mdx)","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"featureFlagRouter_","type":"`FlagRouter`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"lineItemAdjustmentService_","type":"[LineItemAdjustmentService](services.LineItemAdjustmentService.mdx)","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"taxProviderService_","type":"[TaxProviderService](services.TaxProviderService.mdx)","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"__configModule__","type":"`Record<string, unknown>`","description":"","optional":true,"defaultValue":"","expandable":false,"children":[]},{"name":"__moduleDeclaration__","type":"`Record<string, unknown>`","description":"","optional":true,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="LineItemService"/>
___
## Accessors
### activeManager\_
#### Returns
<ParameterTypes parameters={[{"name":"EntityManager","type":"`EntityManager`","optional":false,"defaultValue":"","description":"","expandable":false,"children":[]}]} sectionTitle="activeManager_"/>
___
## Methods
### withTransaction
#### Parameters
<ParameterTypes parameters={[{"name":"transactionManager","type":"`EntityManager`","description":"","optional":true,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="withTransaction"/>
#### Returns
<ParameterTypes parameters={[{"name":"this","type":"`this`","optional":false,"defaultValue":"","description":"","expandable":false,"children":[]}]} sectionTitle="withTransaction"/>
### shouldRetryTransaction\_
#### Parameters
<ParameterTypes parameters={[{"name":"err","type":"`Record<string, unknown>` \\| `object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="shouldRetryTransaction_"/>
#### Returns
<ParameterTypes parameters={[{"name":"boolean","type":"`boolean`","optional":false,"defaultValue":"","description":"","expandable":false,"children":[]}]} sectionTitle="shouldRetryTransaction_"/>
### atomicPhase\_
Wraps some work within a transactional block. If the service already has
a transaction manager attached this will be reused, otherwise a new
transaction manager is created.
#### Type Parameters
<ParameterTypes parameters={[{"name":"TResult","type":"`object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"TError","type":"`object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="atomicPhase_"/>
#### Parameters
<ParameterTypes parameters={[{"name":"work","type":"(`transactionManager`: `EntityManager`) => Promise&#60;TResult&#62;","description":"the transactional work to be done","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"isolationOrErrorHandler","type":"`IsolationLevel` \\| (`error`: TError) => Promise&#60;void \\| TResult&#62;","description":"the isolation level to be used for the work.","optional":true,"defaultValue":"","expandable":false,"children":[]},{"name":"maybeErrorHandlerOrDontFail","type":"(`error`: TError) => Promise&#60;void \\| TResult&#62;","description":"Potential error handler","optional":true,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="atomicPhase_"/>
#### Returns
<ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;TResult&#62;","optional":false,"defaultValue":"","description":"the result of the transactional work","expandable":false,"children":[]}]} sectionTitle="atomicPhase_"/>
### list
#### Parameters
<ParameterTypes parameters={[{"name":"selector","type":"[Selector](../../medusa/types/medusa.Selector.mdx)&#60;[LineItem](../../entities/classes/entities.LineItem.mdx)&#62;","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"config","type":"[FindConfig](../../medusa/interfaces/medusa.FindConfig.mdx)&#60;[LineItem](../../entities/classes/entities.LineItem.mdx)&#62;","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="list"/>
#### Returns
<ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;[LineItem](../../entities/classes/entities.LineItem.mdx)[]&#62;","optional":false,"defaultValue":"","description":"","expandable":false,"children":[]}]} sectionTitle="list"/>
### retrieve
Retrieves a line item by its id.
#### Parameters
<ParameterTypes parameters={[{"name":"id","type":"`string`","description":"the id of the line item to retrieve","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"config","type":"`object`","description":"the config to be used at query building","optional":false,"defaultValue":"{}","expandable":false,"children":[]}]} sectionTitle="retrieve"/>
#### Returns
<ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;[LineItem](../../entities/classes/entities.LineItem.mdx)&#62;","optional":false,"defaultValue":"","description":"the line item","expandable":false,"children":[]}]} sectionTitle="retrieve"/>
### createReturnLines
Creates return line items for a given cart based on the return items in a
return.
#### Parameters
<ParameterTypes parameters={[{"name":"returnId","type":"`string`","description":"the id to generate return items from.","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"cartId","type":"`string`","description":"the cart to assign the return line items to.","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="createReturnLines"/>
#### Returns
<ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;[LineItem](../../entities/classes/entities.LineItem.mdx)[]&#62;","optional":false,"defaultValue":"","description":"the created line items","expandable":false,"children":[]}]} sectionTitle="createReturnLines"/>
### generate
Generate a single or multiple line item without persisting the data into the db
#### Type Parameters
<ParameterTypes parameters={[{"name":"T","type":"`object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"TResult","type":"`object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="generate"/>
#### Parameters
<ParameterTypes parameters={[{"name":"variantIdOrData","type":"T","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"regionIdOrContext","type":"T extends `string` ? `string` : `GenerateLineItemContext`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"context","type":"`GenerateLineItemContext`","description":"","optional":false,"defaultValue":"{}","expandable":false,"children":[]},{"name":"quantity","type":"`number`","description":"","optional":true,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="generate"/>
#### Returns
<ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;TResult&#62;","optional":false,"defaultValue":"","description":"Generate a single or multiple line item without persisting the data into the db","expandable":false,"children":[]}]} sectionTitle="generate"/>
### generateLineItem
#### Parameters
<ParameterTypes parameters={[{"name":"variant","type":"`object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"variant.id","type":"`string`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"variant.title","type":"`string`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"variant.product_id","type":"`string`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"variant.product","type":"`object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"variant.product.title","type":"`string`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"variant.product.thumbnail","type":"`null` \\| `string`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"variant.product.discountable","type":"`boolean`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"variant.product.is_giftcard","type":"`boolean`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"quantity","type":"`number`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"context","type":"`GenerateLineItemContext` & `object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="generateLineItem"/>
#### Returns
<ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;[LineItem](../../entities/classes/entities.LineItem.mdx)&#62;","optional":false,"defaultValue":"","description":"","expandable":false,"children":[]}]} sectionTitle="generateLineItem"/>
### create
Create a line item
#### Type Parameters
<ParameterTypes parameters={[{"name":"T","type":"`object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"TResult","type":"`object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="create"/>
#### Parameters
<ParameterTypes parameters={[{"name":"data","type":"T","description":"the line item object to create","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="create"/>
#### Returns
<ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;TResult&#62;","optional":false,"defaultValue":"","description":"the created line item","expandable":false,"children":[]}]} sectionTitle="create"/>
### update
Updates a line item
#### Parameters
<ParameterTypes parameters={[{"name":"idOrSelector","type":"`string` \\| [Selector](../../medusa/types/medusa.Selector.mdx)&#60;[LineItem](../../entities/classes/entities.LineItem.mdx)&#62;","description":"the id or selector of the line item(s) to update","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"data","type":"Partial&#60;[LineItem](../../entities/classes/entities.LineItem.mdx)&#62;","description":"the properties to update the line item(s)","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="update"/>
#### Returns
<ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;[LineItem](../../entities/classes/entities.LineItem.mdx)[]&#62;","optional":false,"defaultValue":"","description":"the updated line item(s)","expandable":false,"children":[]}]} sectionTitle="update"/>
### delete
`**delete**(ids): Promise&#60;[LineItem](../../entities/classes/entities.LineItem.mdx)[]&#62;`
Deletes a line item.
#### Parameters
<ParameterTypes parameters={[{"name":"ids","type":"`string`[]","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="delete"/>
#### Returns
<ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;[LineItem](../../entities/classes/entities.LineItem.mdx)[]&#62;","optional":false,"defaultValue":"","description":"the result of the delete operation","expandable":false,"children":[]}]} sectionTitle="delete"/>
`**delete**(id): Promise&#60;void \| [LineItem](../../entities/classes/entities.LineItem.mdx)&#62;`
Deletes a line item.
#### Parameters
<ParameterTypes parameters={[{"name":"id","type":"`string`","description":"the id of the line item to delete","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="delete"/>
#### Returns
<ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;void \\| [LineItem](../../entities/classes/entities.LineItem.mdx)&#62;","optional":false,"defaultValue":"","description":"the result of the delete operation","expandable":false,"children":[]}]} sectionTitle="delete"/>
### deleteWithTaxLines
#### Parameters
<ParameterTypes parameters={[{"name":"id","type":"`string`","description":"the id of the line item to delete","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="deleteWithTaxLines"/>
#### Returns
<ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;void \\| [LineItem](../../entities/classes/entities.LineItem.mdx)&#62;","optional":false,"defaultValue":"","description":"the result of the delete operation","expandable":false,"children":[]}]} sectionTitle="deleteWithTaxLines"/>
#### Deprecated
no the cascade on the entity takes care of it
Deletes a line item with the tax lines.
### createTaxLine
Create a line item tax line.
#### Parameters
<ParameterTypes parameters={[{"name":"args","type":"DeepPartial&#60;[LineItemTaxLine](../../entities/classes/entities.LineItemTaxLine.mdx)&#62;","description":"tax line partial passed to the repo create method","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="createTaxLine"/>
#### Returns
<ParameterTypes parameters={[{"name":"LineItemTaxLine","type":"`object`","description":"A Line Item Tax Line represents the taxes applied on a line item.","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="createTaxLine"/>
### cloneTo
#### Parameters
<ParameterTypes parameters={[{"name":"ids","type":"`string` \\| `string`[]","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"data","type":"DeepPartial&#60;[LineItem](../../entities/classes/entities.LineItem.mdx)&#62;","description":"","optional":false,"defaultValue":"{}","expandable":false,"children":[]},{"name":"options","type":"`object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"options.setOriginalLineItemId","type":"`boolean`","description":"","optional":true,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="cloneTo"/>
#### Returns
<ParameterTypes parameters={[{"name":"Promise","type":"Promise&#60;[LineItem](../../entities/classes/entities.LineItem.mdx)[]&#62;","optional":false,"defaultValue":"","description":"","expandable":false,"children":[]}]} sectionTitle="cloneTo"/>
### validateGenerateArguments
#### Type Parameters
<ParameterTypes parameters={[{"name":"T","type":"`object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"TResult","type":"`object`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="validateGenerateArguments"/>
#### Parameters
<ParameterTypes parameters={[{"name":"variantIdOrData","type":"`string` \\| T","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"regionIdOrContext","type":"T extends `string` ? `string` : `GenerateLineItemContext`","description":"","optional":false,"defaultValue":"","expandable":false,"children":[]},{"name":"quantity","type":"`number`","description":"","optional":true,"defaultValue":"","expandable":false,"children":[]}]} sectionTitle="validateGenerateArguments"/>
#### Returns
<ParameterTypes parameters={[{"name":"void","type":"`void`","optional":false,"defaultValue":"","description":"","expandable":false,"children":[]}]} sectionTitle="validateGenerateArguments"/>
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