daemon: setting foundation for client creation

kordophone-db/src/database.rs

@@ -4,11 +4,14 @@ use diesel::prelude::*;
 use crate::repository::Repository;
 use crate::settings::Settings;
 
+pub use kordophone::api::TokenManagement;
+use kordophone::model::JwtToken;
+
 use diesel_migrations::{embed_migrations, EmbeddedMigrations, MigrationHarness};
 pub const MIGRATIONS: EmbeddedMigrations = embed_migrations!();
 
 pub struct Database {
-    connection: SqliteConnection,
+    pub connection: SqliteConnection,
 }
 
 impl Database {
@@ -39,4 +42,22 @@ impl Database {
         let mut settings = Settings::new(&mut self.connection);
         f(&mut settings)
     }
-}
+}
+
+static TOKEN_KEY: &str = "token";
+
+impl TokenManagement for Database {
+    fn get_token(&mut self) -> Option<JwtToken> {
+        self.with_settings(|settings| {
+            let token: Result<Option<JwtToken>> = settings.get(TOKEN_KEY);
+            match token {
+                Ok(data) => data,
+                Err(_) => None,
+            }
+        })
+    }
+
+    fn set_token(&mut self, token: JwtToken) {
+        self.with_settings(|settings| settings.put(TOKEN_KEY, &token).unwrap());
+    }
+}