feat: CLI Configuration and maintainability

cli/src/interactive.rs

@@ -0,0 +1,47 @@
+use std::str::FromStr;
+
+use dialoguer::{Input, theme::ColorfulTheme};
+
+#[macro_export]
+macro_rules! interactive_variable {
+    ($value:ident, $var:ident, $prompt:expr) => {
+        let $var = if let Some($var) = $value.$var {
+            $var
+        } else {
+            crate::interactive::query_variable($prompt).unwrap()
+        };
+    };
+}
+#[macro_export]
+macro_rules! interactive_optional_variable {
+    ($value:ident, $var:ident, $prompt:expr) => {
+        let $var = if let Some($var) = $value.$var {
+            Some($var)
+        } else {
+            crate::interactive::query_optional_variable($prompt).unwrap()
+        };
+    };
+}
+pub fn query_variable<T: Clone + FromStr + ToString>(prompt: impl ToString) -> dialoguer::Result<T>
+where
+    <T as FromStr>::Err: ToString,
+{
+    Input::with_theme(&ColorfulTheme::default())
+        .with_prompt(prompt.to_string())
+        .interact_text()
+}
+pub fn query_optional_variable<T: Clone + FromStr + ToString>(
+    prompt: impl ToString,
+) -> dialoguer::Result<Option<T>>
+where
+    <T as FromStr>::Err: ToString,
+{
+    let input: T = Input::with_theme(&ColorfulTheme::default())
+        .with_prompt(prompt.to_string())
+        .allow_empty(true)
+        .interact_text()?;
+    if input.to_string().len() == 0 {
+        return Ok(None);
+    }
+    Ok(Some(input))
+}