# Localization

Language utilities exposed to the storefront

## Switch active language

> Wraps Django’s \`set\_language\` helper to change the active UI language.\
> \
> \*\*Behaviour\*\*\
> \- Persists the selected language in session\
> \- Redirects to \`next\` parameter (defaults to homepage)\
> \- Supports AJAX clients (returns 200 without redirect when applicable)

```json
{"openapi":"3.1.0","info":{"title":"Users API - Public Endpoints","version":"1.0.0"},"tags":[{"name":"Localization","description":"Language utilities exposed to the storefront"}],"servers":[{"description":"Default commerce site","url":"https://{commerce_url}","variables":{"commerce_url":{"default":"sandbox.akinon.com","description":"Commerce storefront hostname"}}}],"paths":{"/i18n/setlang/":{"post":{"tags":["Localization"],"operationId":"postSetLanguage","summary":"Switch active language","description":"Wraps Django’s `set_language` helper to change the active UI language.\n\n**Behaviour**\n- Persists the selected language in session\n- Redirects to `next` parameter (defaults to homepage)\n- Supports AJAX clients (returns 200 without redirect when applicable)","requestBody":{"required":true,"content":{"application/json":{"schema":{"$ref":"#/components/schemas/SetLanguageRequest"}},"multipart/form-data":{"schema":{"$ref":"#/components/schemas/SetLanguageRequest"}}}},"responses":{"200":{"description":"Language changed (AJAX fallback)"},"302":{"description":"Language changed, redirect issued","headers":{"Location":{"schema":{"type":"string"},"description":"Redirect destination"}}}}}}},"components":{"schemas":{"SetLanguageRequest":{"type":"object","description":"Form payload used by `set_language`","required":["language"],"properties":{"language":{"type":"string","description":"Language code defined in Django `LANGUAGES`"},"next":{"anyOf":[{"type":"string"}],"description":"Optional redirect path after switching language"}}}}}}
```

## List active and available languages

> Returns the active language, default language, and available language map\
> sourced from Django settings.

```json
{"openapi":"3.1.0","info":{"title":"Users API - Public Endpoints","version":"1.0.0"},"tags":[{"name":"Localization","description":"Language utilities exposed to the storefront"}],"servers":[{"description":"Default commerce site","url":"https://{commerce_url}","variables":{"commerce_url":{"default":"sandbox.akinon.com","description":"Commerce storefront hostname"}}}],"paths":{"/languages/":{"get":{"tags":["Localization"],"operationId":"getLanguages","summary":"List active and available languages","description":"Returns the active language, default language, and available language map\nsourced from Django settings.","responses":{"200":{"description":"Languages listed","content":{"application/json":{"schema":{"$ref":"#/components/schemas/LanguageListResponse"}}}}}}}},"components":{"schemas":{"LanguageListResponse":{"type":"object","description":"Available language information","required":["active_language","default_language","available_languages"],"properties":{"active_language":{"type":"string","description":"Language currently active in session"},"default_language":{"type":"string","description":"Project default language"},"available_languages":{"type":"object","description":"Mapping of language code to human-readable name","additionalProperties":{"type":"string"}}}}}}}
```


---

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