From 43861921613dd84963a91d86307decf86a40a4a0 Mon Sep 17 00:00:00 2001
From: Nikolay Edigaryev <edigaryev@gmail.com>
Date: Tue, 5 Jul 2022 16:32:20 +0300
Subject: [PATCH] tart login: introduce --username and --password-stdin flags
 (#143)

---
 Sources/tart/Commands/Login.swift | 25 ++++++++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

diff --git a/Sources/tart/Commands/Login.swift b/Sources/tart/Commands/Login.swift
index 23e75d9..cd30e27 100644
--- a/Sources/tart/Commands/Login.swift
+++ b/Sources/tart/Commands/Login.swift
@@ -8,9 +8,32 @@ struct Login: AsyncParsableCommand {
   @Argument(help: "host")
   var host: String
 
+  @Option(help: "username")
+  var username: String
+
+  @Flag(help: "password-stdin")
+  var passwordStdin: Bool = false
+
+  func validate() throws {
+    let usernameProvided = !username.isEmpty
+    let passwordProvided = passwordStdin
+
+    if usernameProvided != passwordProvided {
+      throw ValidationError("both --username and --password-stdin are required")
+    }
+  }
+
   func run() async throws {
     do {
-      let (user, password) = try StdinCredentials.retrieve()
+      var user: String
+      var password: String
+
+      if !username.isEmpty {
+        user = username
+        password = readLine()!
+      } else {
+        (user, password) = try StdinCredentials.retrieve()
+      }
       let credentialsProvider = DictionaryCredentialsProvider([
         host: (user, password)
       ])