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";
}

#[derive(Debug)]
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: Option<String> = db_settings.get(keys::SERVER_URL)?;
        let username: Option<String> = db_settings.get(keys::USERNAME)?;
        let credential_item: Option<String> = db_settings.get(keys::CREDENTIAL_ITEM)?;

        Ok(Self {
            server_url,
            username,
            credential_item,
        })
    }

    pub fn save(&self, db_settings: &mut DbSettings) -> Result<()> {
        if let Some(server_url) = &self.server_url {
            db_settings.put(keys::SERVER_URL, &server_url)?;
        }
        if let Some(username) = &self.username {
            db_settings.put(keys::USERNAME, &username)?;
        }
        if let Some(credential_item) = &self.credential_item {
            db_settings.put(keys::CREDENTIAL_ITEM, &credential_item)?;
        }
        Ok(())
    }
}

impl Default for Settings {
    fn default() -> Self {
        Self {
            server_url: None,
            username: None,
            credential_item: None,
        }
    }
}