daemon: setting foundation for client creation

kordophoned/src/daemon/settings.rs

@@ -0,0 +1,35 @@
+use kordophone_db::settings::Settings as DbSettings;
+use anyhow::Result;
+
+mod keys {
+    pub static SERVER_URL: &str = "ServerURL";
+    pub static USERNAME: &str = "Username";
+    pub static CREDENTIAL_ITEM: &str = "CredentialItem";
+}
+
+pub struct Settings {
+    pub server_url: Option<String>,
+    pub username: Option<String>,
+    pub credential_item: Option<String>,
+}
+
+impl Settings {
+    pub fn from_db(db_settings: &mut DbSettings) -> Result<Self> {
+        let server_url = db_settings.get(keys::SERVER_URL)?;
+        let username = db_settings.get(keys::USERNAME)?;
+        let credential_item = db_settings.get(keys::CREDENTIAL_ITEM)?;
+
+        Ok(Self {
+            server_url,
+            username,
+            credential_item,
+        })
+    }
+
+    pub fn save(&self, db_settings: &mut DbSettings) -> Result<()> {
+        db_settings.put(keys::SERVER_URL, &self.server_url)?;
+        db_settings.put(keys::USERNAME, &self.username)?;
+        db_settings.put(keys::CREDENTIAL_ITEM, &self.credential_item)?;
+        Ok(())
+    }
+}