Started work on link. Got prompt working

crates/turborepo-lib/Cargo.toml

@@ -21,6 +21,7 @@ clap = { version = "4.0.22", features = ["derive"] }
 clap_complete = "4.0.6"
 config = "0.13"
 console = "0.15.5"
+dialoguer = "0.10.3"
 dirs-next = "2.0.0"
 dunce = "1.0"
 env_logger = "0.10.0"

crates/turborepo-lib/src/cli.rs

@@ -13,7 +13,7 @@ use log::{debug, error};
 use serde::Serialize;
 
 use crate::{
-    commands::{bin, login, logout, CommandBase},
+    commands::{bin, link, login, logout, CommandBase},
     get_version,
     shim::{RepoMode, RepoState},
     ui::UI,
@@ -456,8 +456,14 @@ pub async fn run(repo_state: Option<RepoState>) -> Result<Payload> {
 
             Ok(Payload::Rust(Ok(0)))
         }
-        Command::Link { .. }
-        | Command::Unlink { .. }
+        Command::Link { no_gitignore } => {
+            let base = CommandBase::new(clap_args, repo_root)?;
+
+            link::link(base)?;
+
+            Ok(Payload::Rust(Ok(0)))
+        }
+        Command::Unlink { .. }
         | Command::Daemon { .. }
         | Command::Prune { .. }
         | Command::Run(_) => Ok(Payload::Go(Box::new(clap_args))),

crates/turborepo-lib/src/commands/link.rs

@@ -0,0 +1,50 @@
+use anyhow::{anyhow, Result};
+use dialoguer::Confirm;
+use dirs_next::home_dir;
+
+use crate::{
+    commands::CommandBase,
+    ui::{BOLD, CYAN, GREY, UNDERLINE},
+};
+
+pub fn link(base: CommandBase) -> Result<()> {
+    let homedir_path = home_dir().ok_or_else(|| anyhow!("could not find home directory."))?;
+    let homedir = homedir_path.to_string_lossy();
+    println!(">>> Remote Caching");
+    println!();
+    println!("  Remote Caching shares your cached Turborepo task outputs and logs across");
+    println!("  all your team’s Vercel projects. It also can share outputs");
+    println!("  with other services that enable Remote Caching, like CI/CD systems.");
+    println!("  This results in faster build times and deployments for your team.");
+    println!(
+        "  For more info, see {}",
+        UNDERLINE.apply_to("https://turbo.build/repo/docs/core-concepts/remote-caching")
+    );
+    println!();
+
+    let repo_root_with_tilde = base.repo_root.to_string_lossy().replacen(&*homedir, "~", 1);
+
+    if !should_link(&base, &repo_root_with_tilde)? {
+        return Err(anyhow!("canceled"));
+    }
+
+    if base.user_config()?.token.is_none() {
+        return Err(anyhow!(
+            "User not found. Please login to Turborepo first by running {}.",
+            BOLD.apply_to("`npx turbo login`")
+        ));
+    }
+
+    Ok(())
+}
+
+fn should_link(base: &CommandBase, location: &str) -> Result<bool> {
+    let prompt = format!(
+        "{}{} {}",
+        BOLD.apply_to(GREY.apply_to("? ")),
+        BOLD.apply_to("Would you like to enable Remote Caching for"),
+        base.ui.apply(BOLD.apply_to(CYAN.apply_to(location)))
+    );
+
+    Ok(Confirm::new().with_prompt(prompt).interact()?)
+}

crates/turborepo-lib/src/commands/mod.rs

@@ -12,6 +12,7 @@ use crate::{
 };
 
 pub(crate) mod bin;
+pub(crate) mod link;
 pub(crate) mod login;
 pub(crate) mod logout;
 

crates/turborepo-lib/src/ui/mod.rs

@@ -71,6 +71,7 @@ lazy_static! {
     pub static ref GREY: Style = Style::new().dim();
     pub static ref CYAN: Style = Style::new().cyan();
     pub static ref BOLD: Style = Style::new().bold();
+    pub static ref UNDERLINE: Style = Style::new().underlined();
 }
 
 pub const RESET: &str = "\x1b[0m";