Fix default base path on windows (#6120)

* Use directories instead of app_dirs

* Use local data dir

substrate/client/cli/Cargo.toml

@@ -20,7 +20,7 @@ regex = "1.3.1"
 time = "0.1.42"
 ansi_term = "0.12.1"
 lazy_static = "1.4.0"
-app_dirs = "1.2.1"
+directories = "2.0.2"
 tokio = { version = "0.2.9", features = [ "signal", "rt-core", "rt-threaded" ] }
 futures = "0.3.4"
 fdlimit = "0.1.4"

substrate/client/cli/src/config.rs

@@ -24,7 +24,6 @@ use crate::{
 	init_logger, DatabaseParams, ImportParams, KeystoreParams, NetworkParams, NodeKeyParams,
 	OffchainWorkerParams, PruningParams, SharedParams, SubstrateCli,
 };
-use app_dirs::{AppDataType, AppInfo};
 use names::{Generator, Name};
 use sc_client_api::execution_extensions::ExecutionStrategies;
 use sc_service::config::{
@@ -406,14 +405,10 @@ pub trait CliConfiguration: Sized {
 		let config_dir = self
 			.base_path()?
 			.unwrap_or_else(|| {
-				app_dirs::get_app_root(
-					AppDataType::UserData,
-					&AppInfo {
-						name: C::executable_name(),
-						author: C::author(),
-					},
-				)
-				.expect("app directories exist on all supported platforms; qed")
+				directories::ProjectDirs::from("", "", C::executable_name())
+					.expect("app directories exist on all supported platforms; qed")
+					.data_local_dir()
+					.into()
 			})
 			.join("chains")
 			.join(chain_spec.id());