added option to add service

src/kotatsu.cr

@@ -114,6 +114,33 @@ module Kotatsu
       end
     end
 
+    parser.on "add", "Add a service" do
+      if File.exists?(CONFIG_FILE) == true
+        version, port, title, services = readConfig()
+        print "Name: "
+        s_name = gets.to_s
+        print "Link: "
+        s_link = gets.to_s
+        print "Icon: "
+        s_icon = gets.to_s
+        s_service = [s_name, s_link, s_icon]
+
+        services_new = [] of Array(String)
+        i = 0
+        while services.size > i 
+          services_new << services[i]
+          i+=1
+        end
+        services_new << s_service
+
+        writeConfig(version, port, title, services_new)
+        exit
+      else
+        STDERR.puts "ERROR! Config file not found: #{CONFIG_FILE}"
+        exit(1)
+      end
+    end
+
     parser.on "list", "Lists all services" do
       if File.exists?(CONFIG_FILE) == true
         _, _, _, services = readConfig()