add -c flag; update required node version to 3.0.0

src/bin/epic-wallet.rs

@@ -27,7 +27,8 @@ use epic_wallet_impls::HTTPNodeClient;
 use epic_wallet_util::epic_core as core;
 use epic_wallet_util::epic_util as util;
 use std::env;
-
+use std::fs;
+use std::path::PathBuf;
 use epic_wallet::cmd;
 
 // include build information
@@ -80,7 +81,15 @@ fn real_main() -> i32 {
 	};
 
 	let mut current_dir = None;
-
+	if let Some(_path) = args.value_of("current_dir") {
+		let current_dir_exist = PathBuf::from(&_path);
+		if !current_dir_exist.exists() {
+			fs::create_dir_all(current_dir_exist.clone()).unwrap_or_else(|e| {
+				panic!("Error creating current_dir: {:?}", e);
+			});
+		}
+		current_dir = Some(current_dir_exist);
+	}
 	// special cases for certain lifecycle commands
 	match args.subcommand() {
 		("init", Some(init_args)) => {

src/bin/epic-wallet.yml

@@ -27,6 +27,11 @@ args:
       short: t
       long: top_level_dir
       takes_value: true
+  - current_dir:
+      help: Path to epic-wallet dir
+      short: c
+      long: current_dir
+      takes_value: true
   - external:
       help: Listen on 0.0.0.0 interface to allow external connections (default is 127.0.0.1)
       short: e

src/cmd/wallet.rs

@@ -20,7 +20,8 @@ use semver::Version;
 use std::thread;
 use std::time::Duration;
 
-const MIN_COMPAT_NODE_VERSION: &str = "2.0.0-beta.1";
+
+const MIN_COMPAT_NODE_VERSION: &str = "3.0.0";
 
 pub fn wallet_command<C>(
 	wallet_args: &ArgMatches<'_>,
@@ -47,13 +48,13 @@ where
 		// the future. the nodeclient's get_version_info will return 1.0 if
 		// it gets a 404 for the version function
 		if Version::parse(&v.node_version) < Version::parse(MIN_COMPAT_NODE_VERSION) {
-			let version = if v.node_version == "1.0.0" {
-				"1.x.x series"
+			let version = if v.node_version == "2.0.0" {
+				"2.x.x series"
 			} else {
 				&v.node_version
 			};
 			println!("The Epic Node in use (version {}) is outdated and incompatible with this wallet version.", version);
-			println!("Please update the node to version 2.0.0 or later and try again.");
+			println!("Please update the node to version 3.0.0 or later and try again.");
 			return 1;
 		}
 	}