From bb26c6d3a4f96a8e87cf14bb72ef283c86e8891a Mon Sep 17 00:00:00 2001
From: Teddy Wing
Date: Sat, 29 Apr 2017 19:02:02 +0200
Subject: PostgresClient: Basic implementation of #build_command

Correctly builds the required arguments. Doesn't handle passwords at
all.
---
 lib/dbshell/postgres_client.rb | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/lib/dbshell/postgres_client.rb b/lib/dbshell/postgres_client.rb
index a22ccf7..b77e681 100644
--- a/lib/dbshell/postgres_client.rb
+++ b/lib/dbshell/postgres_client.rb
@@ -1,4 +1,18 @@
 class DBShell::PostgresClient
+  EXECUTABLE_NAME = 'psql'
+
   def self.build_command(db_info)
+    args = [EXECUTABLE_NAME]
+
+    host = db_info['host']
+    port = db_info['port']
+    db_name = db_info['database']
+    user = db_info['username']
+    password = db_info['password']
+
+    args.push('-U', user) if user
+    args.push('-h', host) if host
+    args.push('-p', port) if port
+    args.push(db_name)
   end
 end
-- 
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