1 files changed, 41 insertions, 0 deletions
diff --git a/src/command.rs b/src/command.rs
new file mode 100644
index 0000000..56291ad
--- /dev/null
+++ b/src/command.rs
@@ -0,0 +1,41 @@
+use std::sync::Arc;
+
+use boitalettres::errors::Error as BalError;
+use boitalettres::proto::{Request, Response};
+use imap_codec::types::core::AString;
+use imap_codec::types::response::{Capability, Data};
+
+use crate::mailstore;
+
+pub struct Command {
+    mailstore: Arc<mailstore::Mailstore>,
+}
+
+impl Command {
+    pub fn new(mailstore: Arc<mailstore::Mailstore>) -> Self {
+        Self { mailstore }
+    }
+
+    pub async fn capability(self) -> Result<Response, BalError> {
+        let capabilities = vec![Capability::Imap4Rev1, Capability::Idle];
+        let body = vec![Data::Capability(capabilities)];
+        let r = Response::ok("Pre-login capabilities listed, post-login capabilities have more.")?
+            .with_body(body);
+        Ok(r)
+    }
+
+    pub async fn login(self, username: AString, password: AString) -> Result<Response, BalError> {
+        let (u, p) = match (String::try_from(username), String::try_from(password)) {
+            (Ok(u), Ok(p)) => (u, p),
+            _ => return Response::bad("Invalid characters"),
+        };
+
+        tracing::debug!(user = %u, "command.login");
+        let creds = match self.mailstore.login_provider.login(&u, &p).await {
+            Err(_) => return Response::no("[AUTHENTICATIONFAILED] Authentication failed."),
+            Ok(c) => c,
+        };
+
+        Response::ok("Logged in")
+    }
+}