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[@salesforce/b2c-tooling-sdk](../../../modules.md) / [operations/mrt](../index.md) / SetPrimaryEnvironmentBackendOptions

# Interface: SetPrimaryEnvironmentBackendOptions

Defined in: [packages/b2c-tooling-sdk/src/operations/mrt/env.ts:1966](https://github.com/SalesforceCommerceCloud/b2c-developer-tooling/blob/8fc17d8708d025c83fb0c44ca73198a200605153/packages/b2c-tooling-sdk/src/operations/mrt/env.ts#L1966)

Options for [setPrimaryEnvironmentWithBackend](../functions/setPrimaryEnvironmentWithBackend.md).

## Extends

- [`EnvBackendOptions`](EnvBackendOptions.md)

## Properties

### environment

> **environment**: `string`

Defined in: [packages/b2c-tooling-sdk/src/operations/mrt/env.ts:1968](https://github.com/SalesforceCommerceCloud/b2c-developer-tooling/blob/8fc17d8708d025c83fb0c44ca73198a200605153/packages/b2c-tooling-sdk/src/operations/mrt/env.ts#L1968)

Environment slug (= SCAPI environment ID) to set as primary.

***

### legacyAuth?

> `optional` **legacyAuth**: [`AuthStrategy`](../../../auth/interfaces/AuthStrategy.md)

Defined in: [packages/b2c-tooling-sdk/src/operations/mrt/env.ts:1450](https://github.com/SalesforceCommerceCloud/b2c-developer-tooling/blob/8fc17d8708d025c83fb0c44ca73198a200605153/packages/b2c-tooling-sdk/src/operations/mrt/env.ts#L1450)

Legacy API-key auth strategy. Optional; required only when the legacy backend actually runs.

#### Inherited from

[`EnvBackendOptions`](EnvBackendOptions.md).[`legacyAuth`](EnvBackendOptions.md#legacyauth)

***

### onFallback()?

> `optional` **onFallback**: (`reason`) => `void`

Defined in: [packages/b2c-tooling-sdk/src/operations/mrt/env.ts:1456](https://github.com/SalesforceCommerceCloud/b2c-developer-tooling/blob/8fc17d8708d025c83fb0c44ca73198a200605153/packages/b2c-tooling-sdk/src/operations/mrt/env.ts#L1456)

Invoked when `auto` falls back from SCAPI to legacy.

#### Parameters

##### reason

`string`

#### Returns

`void`

#### Inherited from

[`EnvBackendOptions`](EnvBackendOptions.md).[`onFallback`](EnvBackendOptions.md#onfallback)

***

### onResolve()?

> `optional` **onResolve**: (`backend`) => `void`

Defined in: [packages/b2c-tooling-sdk/src/operations/mrt/env.ts:1458](https://github.com/SalesforceCommerceCloud/b2c-developer-tooling/blob/8fc17d8708d025c83fb0c44ca73198a200605153/packages/b2c-tooling-sdk/src/operations/mrt/env.ts#L1458)

Invoked with the backend that serves the call (for `-D` debug).

#### Parameters

##### backend

[`MrtBackend`](../type-aliases/MrtBackend.md)

#### Returns

`void`

#### Inherited from

[`EnvBackendOptions`](EnvBackendOptions.md).[`onResolve`](EnvBackendOptions.md#onresolve)

***

### origin?

> `optional` **origin**: `string`

Defined in: [packages/b2c-tooling-sdk/src/operations/mrt/env.ts:1454](https://github.com/SalesforceCommerceCloud/b2c-developer-tooling/blob/8fc17d8708d025c83fb0c44ca73198a200605153/packages/b2c-tooling-sdk/src/operations/mrt/env.ts#L1454)

Legacy MRT API origin.

#### Inherited from

[`EnvBackendOptions`](EnvBackendOptions.md).[`origin`](EnvBackendOptions.md#origin)

***

### preference

> **preference**: [`MrtBackendPreference`](../type-aliases/MrtBackendPreference.md)

Defined in: [packages/b2c-tooling-sdk/src/operations/mrt/env.ts:1446](https://github.com/SalesforceCommerceCloud/b2c-developer-tooling/blob/8fc17d8708d025c83fb0c44ca73198a200605153/packages/b2c-tooling-sdk/src/operations/mrt/env.ts#L1446)

Resolved `--mrt-backend` preference.

#### Inherited from

[`EnvBackendOptions`](EnvBackendOptions.md).[`preference`](EnvBackendOptions.md#preference)

***

### projectSlug

> **projectSlug**: `string`

Defined in: [packages/b2c-tooling-sdk/src/operations/mrt/env.ts:1452](https://github.com/SalesforceCommerceCloud/b2c-developer-tooling/blob/8fc17d8708d025c83fb0c44ca73198a200605153/packages/b2c-tooling-sdk/src/operations/mrt/env.ts#L1452)

Project slug (= SCAPI storefront ID).

#### Inherited from

[`EnvBackendOptions`](EnvBackendOptions.md).[`projectSlug`](EnvBackendOptions.md#projectslug)

***

### scapiConnection?

> `optional` **scapiConnection**: [`ScapiMrtConnection`](ScapiMrtConnection.md)

Defined in: [packages/b2c-tooling-sdk/src/operations/mrt/env.ts:1448](https://github.com/SalesforceCommerceCloud/b2c-developer-tooling/blob/8fc17d8708d025c83fb0c44ca73198a200605153/packages/b2c-tooling-sdk/src/operations/mrt/env.ts#L1448)

SCAPI connection; when absent, `auto` uses legacy and `scapi` throws.

#### Inherited from

[`EnvBackendOptions`](EnvBackendOptions.md).[`scapiConnection`](EnvBackendOptions.md#scapiconnection)