# Como injetar um serviço no Discourse?

**URL:** <https://meta.discourse.org/t/how-to-inject-a-service-in-discourse/217533>\
**Category:** Development\
**Created:** [8 Fevereiro , 2022 17:00 UTC](https://meta.discourse.org/t/how-to-inject-a-service-in-discourse/217533 "2022-02-08T17:00:11Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![david](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/david/32/157490_2.png) [@david](https://meta.discourse.org/u/david)\
**Post date:** [8 Fevereiro , 2022 19:39 UTC](https://meta.discourse.org/t/how-to-inject-a-service-in-discourse/217533/7 "2022-02-08T19:39:22Z")

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> [@JQ331](#):
>
> Eu pensei que era para isso que [evented](https://stackoverflow.com/questions/60799589/use-of-ember-evented-in-a-service-for-publishing-subscribing-to-events) servia

Exatamente! `appEvents` é um wrapper para `Evented`. Se você preferir usar o Evented diretamente, também está tudo bem 👍

[https://github.com/discourse/discourse/blob/main/app/assets/javascripts/discourse/app/services/app-events.js#L4](https://github.com/discourse/discourse/blob/main/app/assets/javascripts/discourse/app/services/app-events.js#L4)

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