Change commands for questions

rust/agama-cli/Cargo.toml

@@ -17,6 +17,7 @@ thiserror = "1.0.39"
 convert_case = "0.6.0"
 console = "0.15.7"
 anyhow = "1.0.71"
+log = "0.4"
 
 [[bin]]
 name = "agama"

rust/agama-cli/src/questions.rs

@@ -1,32 +1,49 @@
 use agama_lib::connection;
 use agama_lib::proxies::Questions1Proxy;
 use anyhow::{Context, Ok};
-use clap::Subcommand;
+use clap::{Args, Subcommand, ValueEnum};
+use log;
 
 #[derive(Subcommand, Debug)]
 pub enum QuestionsCommands {
-    /// To use default answers for questions.
-    UseDefaults,
+    /// Set mode for answering questions.
+    Mode(ModesArgs),
 }
 
+#[derive(Args, Debug)]
+pub struct ModesArgs {
+    #[arg(value_enum)]
+    value: Modes,
+}
+
+#[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, ValueEnum)]
+pub enum Modes {
+    Interactive,
+    NonInteractive,
+}
 // TODO when more commands is added, refactor and add it to agama-lib and share a bit of functionality
-async fn use_defaults() -> anyhow::Result<()> {
-    let connection = connection().await.context("Connection to DBus failed.")?;
-    let proxy = Questions1Proxy::new(&connection)
-        .await
-        .context("Failed to connect to Questions service")?;
+async fn set_mode(value: Modes) -> anyhow::Result<()> {
+    match value {
+        Modes::NonInteractive => {
+            let connection = connection().await?;
+            let proxy = Questions1Proxy::new(&connection)
+                .await
+                .context("Failed to connect to Questions service")?;
 
-    // TODO: how to print dbus error in that anyhow?
-    proxy
-        .use_default_answer()
-        .await
-        .context("Failed to set default answer")?;
+            // TODO: how to print dbus error in that anyhow?
+            proxy
+                .use_default_answer()
+                .await
+                .context("Failed to set default answer")?;
+        }
+        Modes::Interactive => log::info!("not implemented"), //TODO do it
+    }
 
     Ok(())
 }
 
 pub async fn run(subcommand: QuestionsCommands) -> anyhow::Result<()> {
     match subcommand {
-        QuestionsCommands::UseDefaults => use_defaults().await,
+        QuestionsCommands::Mode(value) => set_mode(value.value).await,
     }
 }

rust/agama-lib/src/questions.rs

@@ -45,9 +45,9 @@ impl GenericQuestion {
 
     /// Gets object path of given question. It is useful as parameter
     /// for deleting it.
-    /// 
+    ///
     /// # Examples
-    /// 
+    ///
     /// ```
     ///   use std::collections::HashMap;
     ///   use agama_lib::questions::GenericQuestion;