249 lines
5.7 KiB
Markdown
249 lines
5.7 KiB
Markdown
# Class: MiddlewareService
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Orchestrates dynamic middleware registered through the Medusa Middleware API
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## Constructors
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### constructor
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• **new MiddlewareService**()
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#### Defined in
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[medusa/src/services/middleware.ts:22](https://github.com/medusajs/medusa/blob/66c59d54f/packages/medusa/src/services/middleware.ts#L22)
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## Properties
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### postAuthentication\_
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• `Protected` `Readonly` **postAuthentication\_**: `middlewareType`[]
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#### Defined in
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[medusa/src/services/middleware.ts:17](https://github.com/medusajs/medusa/blob/66c59d54f/packages/medusa/src/services/middleware.ts#L17)
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___
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### preAuthentication\_
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• `Protected` `Readonly` **preAuthentication\_**: `middlewareType`[]
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#### Defined in
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[medusa/src/services/middleware.ts:18](https://github.com/medusajs/medusa/blob/66c59d54f/packages/medusa/src/services/middleware.ts#L18)
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___
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### preCartCreation\_
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• `Protected` `Readonly` **preCartCreation\_**: `RequestHandler`<`ParamsDictionary`, `any`, `any`, `ParsedQs`, `Record`<`string`, `any`\>\>[]
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#### Defined in
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[medusa/src/services/middleware.ts:19](https://github.com/medusajs/medusa/blob/66c59d54f/packages/medusa/src/services/middleware.ts#L19)
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___
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### routers
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• `Protected` `Readonly` **routers**: `Record`<`string`, `Router`[]\>
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#### Defined in
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[medusa/src/services/middleware.ts:20](https://github.com/medusajs/medusa/blob/66c59d54f/packages/medusa/src/services/middleware.ts#L20)
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## Methods
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### addPostAuthentication
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▸ **addPostAuthentication**(`middleware`, `options`): `void`
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Adds a middleware function to be called after authentication is completed.
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#### Parameters
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| Name | Type | Description |
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| :------ | :------ | :------ |
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| `middleware` | `middlewareHandlerType` | the middleware function. Should return a middleware function. |
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| `options` | `Record`<`string`, `unknown`\> | the arguments that will be passed to the middleware |
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#### Returns
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`void`
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void
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#### Defined in
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[medusa/src/services/middleware.ts:60](https://github.com/medusajs/medusa/blob/66c59d54f/packages/medusa/src/services/middleware.ts#L60)
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___
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### addPreAuthentication
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▸ **addPreAuthentication**(`middleware`, `options`): `void`
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Adds a middleware function to be called before authentication is completed.
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#### Parameters
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| Name | Type | Description |
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| :------ | :------ | :------ |
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| `middleware` | `middlewareHandlerType` | the middleware function. Should return a middleware function. |
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| `options` | `Record`<`string`, `unknown`\> | the arguments that will be passed to the middleware |
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#### Returns
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`void`
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void
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#### Defined in
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[medusa/src/services/middleware.ts:79](https://github.com/medusajs/medusa/blob/66c59d54f/packages/medusa/src/services/middleware.ts#L79)
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___
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### addPreCartCreation
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▸ **addPreCartCreation**(`middleware`): `void`
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Adds a middleware function to be called before cart creation
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#### Parameters
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| Name | Type | Description |
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| :------ | :------ | :------ |
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| `middleware` | `RequestHandler`<`ParamsDictionary`, `any`, `any`, `ParsedQs`, `Record`<`string`, `any`\>\> | the middleware function. Should return a middleware function. |
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#### Returns
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`void`
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#### Defined in
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[medusa/src/services/middleware.ts:96](https://github.com/medusajs/medusa/blob/66c59d54f/packages/medusa/src/services/middleware.ts#L96)
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___
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### addRouter
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▸ **addRouter**(`path`, `router`): `void`
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#### Parameters
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| Name | Type |
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| :------ | :------ |
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| `path` | `string` |
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| `router` | `Router` |
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#### Returns
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`void`
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#### Defined in
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[medusa/src/services/middleware.ts:29](https://github.com/medusajs/medusa/blob/66c59d54f/packages/medusa/src/services/middleware.ts#L29)
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___
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### getRouters
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▸ **getRouters**(`path`): `Router`[]
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#### Parameters
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| Name | Type |
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| :------ | :------ |
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| `path` | `string` |
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#### Returns
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`Router`[]
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#### Defined in
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[medusa/src/services/middleware.ts:34](https://github.com/medusajs/medusa/blob/66c59d54f/packages/medusa/src/services/middleware.ts#L34)
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___
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### usePostAuthentication
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▸ **usePostAuthentication**(`app`): `void`
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Adds post authentication middleware to an express app.
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#### Parameters
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| Name | Type | Description |
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| :------ | :------ | :------ |
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| `app` | `Router` | the express app to add the middleware to |
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#### Returns
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`void`
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#### Defined in
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[medusa/src/services/middleware.ts:106](https://github.com/medusajs/medusa/blob/66c59d54f/packages/medusa/src/services/middleware.ts#L106)
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___
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### usePreAuthentication
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▸ **usePreAuthentication**(`app`): `void`
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Adds pre authentication middleware to an express app.
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#### Parameters
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| Name | Type | Description |
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| :------ | :------ | :------ |
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| `app` | `Router` | the express app to add the middleware to |
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#### Returns
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`void`
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#### Defined in
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[medusa/src/services/middleware.ts:117](https://github.com/medusajs/medusa/blob/66c59d54f/packages/medusa/src/services/middleware.ts#L117)
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___
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### usePreCartCreation
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▸ **usePreCartCreation**(): `RequestHandler`<`ParamsDictionary`, `any`, `any`, `ParsedQs`, `Record`<`string`, `any`\>\>[]
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#### Returns
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`RequestHandler`<`ParamsDictionary`, `any`, `any`, `ParsedQs`, `Record`<`string`, `any`\>\>[]
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#### Defined in
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[medusa/src/services/middleware.ts:123](https://github.com/medusajs/medusa/blob/66c59d54f/packages/medusa/src/services/middleware.ts#L123)
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___
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### validateMiddleware\_
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▸ **validateMiddleware_**(`fn`): `void`
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Validates a middleware function, throws if fn is not of type function.
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#### Parameters
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| Name | Type | Description |
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| :------ | :------ | :------ |
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| `fn` | `unknown` | the middleware function to validate. |
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#### Returns
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`void`
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nothing if the middleware is a function
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#### Defined in
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[medusa/src/services/middleware.ts:43](https://github.com/medusajs/medusa/blob/66c59d54f/packages/medusa/src/services/middleware.ts#L43)
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