From 5af7fe23406dfdfab986972d0ee6e6b21c2d58fb Mon Sep 17 00:00:00 2001
From: Franziska Kunsmann <hi@kunsmann.eu>
Date: Sat, 19 Dec 2020 09:23:40 +0100
Subject: [PATCH] add config option for instance name

This is needed if you have multiple instances of this
package running side-by-side
---
 node.json |  7 +++++++
 node.lua  | 10 ++++++++--
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/node.json b/node.json
index 95e7de8..b8cf116 100644
--- a/node.json
+++ b/node.json
@@ -58,6 +58,13 @@
             [30, "30px"],
             [40, "40px"]
         ]
+    }, {
+        "title": "instance name",
+        "ui_width": 12,
+        "name": "instance_name",
+        "type": "string",
+        "default": "icinga2",
+        "hint": "Something to describe the displayed output, will be shown next to the update datum"
     }, {
         "title": "Connection to icinga2",
         "type": "section"
diff --git a/node.lua b/node.lua
index 5829018..eda49c9 100644
--- a/node.lua
+++ b/node.lua
@@ -45,12 +45,18 @@ function node.render()
         end
     end
 
-    local time_width = CONFIG.font:width(services.prettytime, CONFIG.output_size)
+    if CONFIG.instance_name ~= "" then
+        titlebar = CONFIG.instance_name .. " - " .. services.prettytime
+    else
+        titlebar = servics.prettytime
+    end
+
+    local title_width = CONFIG.font:width(titlebar, CONFIG.output_size)
     local host_width = 0
 
     transform()
     CONFIG.background_color.clear()
-    CONFIG.font:write(real_width/2-time_width/2, CONFIG.output_size*0.5, services.prettytime, CONFIG.output_size, 1,1,1,1)
+    CONFIG.font:write(real_width/2-title_width/2, CONFIG.output_size*0.5, titlebar, CONFIG.output_size, 1,1,1,1)
 
     for idx, service in ipairs(services.services) do
         host_width = math.max(host_width, CONFIG.font:width(service.host, CONFIG.header_size))