add a --dev mode

1 files changed, 48 insertions, 0 deletions

diff --git a/src/login/demo_provider.rs b/src/login/demo_provider.rs
new file mode 100644
index 0000000..0efb37c
--- /dev/null
+++ b/src/login/demo_provider.rs
@@ -0,0 +1,48 @@
+use crate::login::*;
+use crate::storage::*;
+
+pub struct DemoLoginProvider{
+    keys: CryptoKeys,
+    in_memory_store: in_memory::MemDb,
+}
+
+impl DemoLoginProvider {
+    pub fn new() -> Self {
+        Self { 
+            keys: CryptoKeys::init(),
+            in_memory_store: in_memory::MemDb::new(),
+        }
+    }
+}
+
+#[async_trait]
+impl LoginProvider for DemoLoginProvider {
+    async fn login(&self, username: &str, password: &str) -> Result<Credentials> {
+        tracing::debug!(user=%username, "login");
+
+        if username != "alice" {
+            bail!("user does not exist");
+        }
+
+        if password != "hunter2" {
+            bail!("wrong password");
+        } 
+        
+        let storage = self.in_memory_store.builder("alice").await;
+        let keys = self.keys.clone();
+
+        Ok(Credentials { storage, keys })
+    }
+
+    async fn public_login(&self, email: &str) -> Result<PublicCredentials> {
+        tracing::debug!(user=%email, "public_login");
+        if email != "alice@example.tld" {
+            bail!("invalid email address");
+        }
+
+        let storage = self.in_memory_store.builder("alice").await;
+        let public_key = self.keys.public.clone();
+
+        Ok(PublicCredentials { storage, public_key })
+    }
+}