1use std::future::Future;
 2use std::pin::Pin;
 3
 4use anyhow::Result;
 5use gpui::AsyncApp;
 6
 7/// A provider for credentials.
 8///
 9/// Used to abstract over reading and writing credentials to some form of
10/// persistence (like the system keychain).
11pub trait CredentialsProvider: Send + Sync {
12    /// Reads the credentials from the provider.
13    fn read_credentials<'a>(
14        &'a self,
15        url: &'a str,
16        cx: &'a AsyncApp,
17    ) -> Pin<Box<dyn Future<Output = Result<Option<(String, Vec<u8>)>>> + 'a>>;
18
19    /// Writes the credentials to the provider.
20    fn write_credentials<'a>(
21        &'a self,
22        url: &'a str,
23        username: &'a str,
24        password: &'a [u8],
25        cx: &'a AsyncApp,
26    ) -> Pin<Box<dyn Future<Output = Result<()>> + 'a>>;
27
28    /// Deletes the credentials from the provider.
29    fn delete_credentials<'a>(
30        &'a self,
31        url: &'a str,
32        cx: &'a AsyncApp,
33    ) -> Pin<Box<dyn Future<Output = Result<()>> + 'a>>;
34}