medusa-store/docs/content/references/services/classes/LineItemAdjustmentService.md

Class: LineItemAdjustmentService

Provides layer to manipulate line item adjustments.

Hierarchy

• TransactionBaseService

  ↳ LineItemAdjustmentService

Constructors

constructor

• new LineItemAdjustmentService(__namedParameters)

Parameters

Name	Type
__namedParameters	LineItemAdjustmentServiceProps

Overrides

TransactionBaseService.constructor

Defined in

packages/medusa/src/services/line-item-adjustment.ts:39

Properties

__configModule__

• Protected Optional Readonly __configModule__: Record<string, unknown>

Inherited from

TransactionBaseService.__configModule__

Defined in

packages/medusa/src/interfaces/transaction-base-service.ts:10

---

__container__

• Protected Readonly __container__: any

Inherited from

TransactionBaseService.__container__

Defined in

packages/medusa/src/interfaces/transaction-base-service.ts:9

---

__moduleDeclaration__

• Protected Optional Readonly __moduleDeclaration__: Record<string, unknown>

Inherited from

TransactionBaseService.__moduleDeclaration__

Defined in

packages/medusa/src/interfaces/transaction-base-service.ts:11

---

discountService

• Private Readonly discountService: DiscountService

Defined in

packages/medusa/src/services/line-item-adjustment.ts:37

---

lineItemAdjustmentRepo_

• Private Readonly lineItemAdjustmentRepo_: typeof LineItemAdjustmentRepository

Defined in

packages/medusa/src/services/line-item-adjustment.ts:36

---

manager_

• Protected Readonly manager_: EntityManager

Overrides

TransactionBaseService.manager_

Defined in

packages/medusa/src/services/line-item-adjustment.ts:33

---

transactionManager_

• Protected transactionManager_: undefined | EntityManager

Overrides

TransactionBaseService.transactionManager_

Defined in

packages/medusa/src/services/line-item-adjustment.ts:34

Methods

atomicPhase_

▸ Protected atomicPhase_<TResult, TError>(work, isolationOrErrorHandler?, maybeErrorHandlerOrDontFail?): Promise<TResult>

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

Name
TResult
TError

Parameters

Name	Type	Description
work	(transactionManager: EntityManager) => Promise<TResult>	the transactional work to be done
isolationOrErrorHandler?	IsolationLevel | (error: TError) => Promise<void | TResult>	the isolation level to be used for the work.
maybeErrorHandlerOrDontFail?	(error: TError) => Promise<void | TResult>	Potential error handler

Returns

Promise<TResult>

the result of the transactional work

Inherited from

TransactionBaseService.atomicPhase_

Defined in

packages/medusa/src/interfaces/transaction-base-service.ts:50

---

create

▸ create(data): Promise<LineItemAdjustment>

Creates a line item adjustment

Parameters

Name	Type	Description
data	Partial<LineItemAdjustment>	the line item adjustment to create

Returns

Promise<LineItemAdjustment>

line item adjustment

Defined in

packages/medusa/src/services/line-item-adjustment.ts:90

---

createAdjustmentForLineItem

▸ createAdjustmentForLineItem(cart, lineItem): Promise<LineItemAdjustment[]>

Creates adjustment for a line item

Parameters

Name	Type	Description
cart	Cart	the cart object holding discounts
lineItem	LineItem	the line item for which a line item adjustment might be created

Returns

Promise<LineItemAdjustment[]>

a line item adjustment or undefined if no adjustment was created

Defined in

packages/medusa/src/services/line-item-adjustment.ts:263

---

createAdjustments

▸ createAdjustments(cart, lineItem?): Promise<LineItemAdjustment[] | LineItemAdjustment[][]>

Creates adjustment for a line item

Parameters

Name	Type	Description
cart	Cart	the cart object holding discounts
lineItem?	LineItem	the line item for which a line item adjustment might be created

Returns

Promise<LineItemAdjustment[] | LineItemAdjustment[][]>

if a lineItem was given, returns a line item adjustment or undefined if no adjustment was created otherwise returns an array of line item adjustments for each line item in the cart

Defined in

packages/medusa/src/services/line-item-adjustment.ts:291

---

delete

▸ delete(selectorOrIds): Promise<void>

Deletes line item adjustments matching a selector

Parameters

Name	Type	Description
selectorOrIds	string | string[] | FilterableLineItemAdjustmentProps & { discount_id?: FindOperator<null | string> }	the query object for find or the line item adjustment id

Returns

Promise<void>

the result of the delete operation

Defined in

packages/medusa/src/services/line-item-adjustment.ts:155

---

generateAdjustments

▸ generateAdjustments(calculationContextData, generatedLineItem, context): Promise<GeneratedAdjustment[]>

Creates adjustment for a line item

Parameters

Name	Type	Description
calculationContextData	CalculationContextData	the calculationContextData object holding discounts
generatedLineItem	LineItem	the line item for which a line item adjustment might be created
context	AdjustmentContext	the line item for which a line item adjustment might be created

Returns

Promise<GeneratedAdjustment[]>

a line item adjustment or undefined if no adjustment was created

Defined in

packages/medusa/src/services/line-item-adjustment.ts:189

---

list

▸ list(selector?, config?): Promise<LineItemAdjustment[]>

Lists line item adjustments

Parameters

Name	Type	Description
selector	FilterableLineItemAdjustmentProps	the query object for find
config	FindConfig<LineItemAdjustment>	the config to be used for find

Returns

Promise<LineItemAdjustment[]>

the result of the find operation

Defined in

packages/medusa/src/services/line-item-adjustment.ts:138

---

retrieve

▸ retrieve(lineItemAdjustmentId, config?): Promise<LineItemAdjustment>

Retrieves a line item adjustment by id.

Parameters

Name	Type	Description
lineItemAdjustmentId	string	the id of the line item adjustment to retrieve
config	FindConfig<LineItemAdjustment>	the config to retrieve the line item adjustment by

Returns

Promise<LineItemAdjustment>

the line item adjustment.

Defined in

packages/medusa/src/services/line-item-adjustment.ts:58

---

shouldRetryTransaction_

▸ Protected shouldRetryTransaction_(err): boolean

Parameters

Name	Type
err	Record<string, unknown> | { code: string }

Returns

boolean

Inherited from

TransactionBaseService.shouldRetryTransaction_

Defined in

packages/medusa/src/interfaces/transaction-base-service.ts:31

---

update

▸ update(id, data): Promise<LineItemAdjustment>

Creates a line item adjustment

Parameters

Name	Type	Description
id	string	the line item adjustment id to update
data	Partial<LineItemAdjustment>	the line item adjustment to create

Returns

Promise<LineItemAdjustment>

line item adjustment

Defined in

packages/medusa/src/services/line-item-adjustment.ts:107

---

withTransaction

▸ withTransaction(transactionManager?): LineItemAdjustmentService

Parameters

Name	Type
transactionManager?	EntityManager

Returns

LineItemAdjustmentService

Inherited from

TransactionBaseService.withTransaction

Defined in

packages/medusa/src/interfaces/transaction-base-service.ts:14