Fix spacetime server clear (#2055)

crates/cli/src/lib.rs

@@ -64,7 +64,7 @@ pub async fn exec_subcommand(
         "list" => list::exec(config, args).await,
         "init" => init::exec(config, args).await,
         "build" => build::exec(config, args).await.map(drop),
-        "server" => server::exec(config, args).await,
+        "server" => server::exec(config, paths, args).await,
         "subscribe" => subscribe::exec(config, args).await,
         #[cfg(feature = "standalone")]
         "start" => start::exec(Some(paths), args).await,

crates/cli/src/subcommands/server.rs

@@ -5,8 +5,7 @@ use crate::{
 };
 use anyhow::Context;
 use clap::{Arg, ArgAction, ArgMatches, Command};
-use spacetimedb_standalone::subcommands::start::default_data_dir;
-use std::path::PathBuf;
+use spacetimedb_paths::{server::ServerDataDir, SpacetimePaths};
 use tabled::{
     settings::{object::Columns, Alignment, Modify, Style},
     Table, Tabled,
@@ -104,21 +103,25 @@ fn get_subcommands() -> Vec<Command> {
             .arg(
                 Arg::new("data_dir")
                     .long("data-dir")
-                    .help("The path to the data directory for the database")
-                    .default_value(default_data_dir().into_os_string())
-                    .value_parser(clap::value_parser!(PathBuf)),
+                    .help("The path to the server data directory to clear [default: that of the selected spacetime instance]")
+                    .value_parser(clap::value_parser!(ServerDataDir)),
             )
             .arg(common_args::yes()),
         // TODO: set-name, set-protocol, set-host, set-url
     ]
 }
 
-pub async fn exec(config: Config, args: &ArgMatches) -> Result<(), anyhow::Error> {
+pub async fn exec(config: Config, paths: &SpacetimePaths, args: &ArgMatches) -> Result<(), anyhow::Error> {
     let (cmd, subcommand_args) = args.subcommand().expect("Subcommand required");
-    exec_subcommand(config, cmd, subcommand_args).await
+    exec_subcommand(config, paths, cmd, subcommand_args).await
 }
 
-async fn exec_subcommand(config: Config, cmd: &str, args: &ArgMatches) -> Result<(), anyhow::Error> {
+async fn exec_subcommand(
+    config: Config,
+    paths: &SpacetimePaths,
+    cmd: &str,
+    args: &ArgMatches,
+) -> Result<(), anyhow::Error> {
     match cmd {
         "list" => exec_list(config, args).await,
         "set-default" => exec_set_default(config, args).await,
@@ -127,7 +130,7 @@ async fn exec_subcommand(config: Config, cmd: &str, args: &ArgMatches) -> Result
         "fingerprint" => exec_fingerprint(config, args).await,
         "ping" => exec_ping(config, args).await,
         "edit" => exec_edit(config, args).await,
-        "clear" => exec_clear(config, args).await,
+        "clear" => exec_clear(config, paths, args).await,
         unknown => Err(anyhow::anyhow!("Invalid subcommand: {}", unknown)),
     }
 }
@@ -357,11 +360,11 @@ pub async fn exec_edit(mut config: Config, args: &ArgMatches) -> Result<(), anyh
     Ok(())
 }
 
-async fn exec_clear(_config: Config, args: &ArgMatches) -> Result<(), anyhow::Error> {
+async fn exec_clear(_config: Config, paths: &SpacetimePaths, args: &ArgMatches) -> Result<(), anyhow::Error> {
     let force = args.get_flag("force");
-    let data_dir = args.get_one::<PathBuf>("data_dir").unwrap();
+    let data_dir = args.get_one::<ServerDataDir>("data_dir").unwrap_or(&paths.data_dir);
 
-    if data_dir.exists() {
+    if data_dir.0.exists() {
         println!("Database path: {}", data_dir.display());
 
         if !y_or_n(

crates/standalone/src/subcommands/start.rs

@@ -1,4 +1,3 @@
-use std::path::PathBuf;
 use std::sync::Arc;
 
 use crate::routes::router;
@@ -56,14 +55,6 @@ impl ProgramMode {
     }
 }
 
-pub fn default_data_dir() -> PathBuf {
-    dirs::data_local_dir().unwrap().join(if cfg!(windows) {
-        "SpacetimeDB/data"
-    } else {
-        "spacetime/data"
-    })
-}
-
 pub fn cli(mode: ProgramMode) -> clap::Command {
     let jwt_pub_key_path_arg = Arg::new("jwt_pub_key_path")
         .long("jwt-pub-key-path")