feat: don't report error when cancelling risedev configure

src/risedevtool/src/bin/risedev-config.rs

@@ -17,7 +17,7 @@
 use std::fs::OpenOptions;
 use std::io::{BufRead, BufReader, BufWriter, Write};
 
-use anyhow::{anyhow, Context, Result};
+use anyhow::{Context, Result};
 use clap::{ArgEnum, Parser, Subcommand};
 use console::style;
 use dialoguer::MultiSelect;
@@ -209,28 +209,16 @@ Required if you want to create CDC source from external Databases.
     }
 }
 
-fn configure(chosen: &[Components]) -> Result<Vec<Components>> {
+fn configure(chosen: &[Components]) -> Result<Option<Vec<Components>>> {
     println!("=== Configure RiseDev ===");
-    println!();
-    println!("RiseDev includes several components. You can select the ones you need, so as to reduce build time.");
-    println!();
-    println!(
-        "Use {} to navigate between up / down, use {} to go to next page,\nand use {} to select an item. Press {} to continue.",
-        style("arrow up / down").bold(),
-        style("arrow left / right").bold(),
-        style("space").bold(),
-        style("enter").bold()
-    );
-    println!();
 
     let all_components = all::<Components>().collect_vec();
 
     const ITEMS_PER_PAGE: usize = 6;
 
     let items = all_components
         .iter()
-        .enumerate()
-        .map(|(idx, c)| {
+        .map(|c| {
             let title = c.title();
             let desc = style(
                 ("\n".to_string() + c.description().trim())
@@ -239,33 +227,31 @@ fn configure(chosen: &[Components]) -> Result<Vec<Components>> {
             )
             .dim();
 
-            let instruction = if (idx + 1) % ITEMS_PER_PAGE == 0 || idx == all_components.len() - 1
-            {
-                format!(
-                    "\n\n  page {}/{}",
-                    style(((idx + ITEMS_PER_PAGE - 1) / ITEMS_PER_PAGE).to_string()).bold(),
-                    (all_components.len() + ITEMS_PER_PAGE - 1) / ITEMS_PER_PAGE,
-                )
-            } else {
-                String::new()
-            };
-
-            (format!("{title}{desc}{instruction}",), chosen.contains(c))
+            (format!("{title}{desc}",), chosen.contains(c))
         })
         .collect_vec();
 
-    let chosen_indices: Vec<usize> = MultiSelect::new()
+    let Some(chosen_indices) = MultiSelect::new()
+    .with_prompt(
+        format!(
+            "RiseDev includes several components. You can select the ones you need, so as to reduce build time\n\n{}: navigate\n{}: confirm and save   {}: quit without saving\n\nPick items with {}",
+            style("↑ / ↓ / ← / → ").reverse(),
+            style("Enter").reverse(),
+            style("Esc / q").reverse(),
+            style("Space").reverse(),
+        ))
         .items_checked(&items)
         .max_length(ITEMS_PER_PAGE)
-        .interact_opt()?
-        .ok_or_else(|| anyhow!("no selection made"))?;
+        .interact_opt()? else {
+        return Ok(None);
+    };
 
     let chosen = chosen_indices
         .into_iter()
         .map(|i| all_components[i])
         .collect_vec();
 
-    Ok(chosen)
+    Ok(Some(chosen))
 }
 
 fn main() -> Result<()> {
@@ -323,7 +309,14 @@ fn main() -> Result<()> {
         Some(Commands::Disable { component }) => {
             chosen.into_iter().filter(|x| x != component).collect()
         }
-        None => configure(&chosen)?,
+        None => match configure(&chosen)? {
+            Some(chosen) => chosen,
+            None => {
+                println!("Quit without saving");
+                println!("=========================");
+                return Ok(());
+            }
+        },
     };
 
     println!("=== Enabled Components ===");