new framework

lib/ui/windows/system_info_window.rb

@@ -0,0 +1,51 @@
+# frozen_string_literal: true
+
+module UI
+  module Windows
+    module_function
+
+    def system_info(app, services:)
+      width   = 60
+      height  = 14
+      window  = BBS::Dialogs.centred_window(app, width: width, height: height,
+                                            title: ' System Info ')
+      x, y    = window.bounds.x + 2, window.bounds.y + 1
+      rows = [
+        ['Online users',  services[:online].count.to_s],
+        ['Messages',      services[:boards].total_count.to_s],
+        ['Boards',        services[:boards].boards.size.to_s],
+        ['Wiki',          'https://wiki.teletypegames.org'],
+        ['Games API',     'https://teletypegames.org'],
+        ['Platform',      RUBY_PLATFORM],
+        ['Ruby',          RUBY_VERSION],
+        ['Uptime',        format_uptime(services[:uptime])],
+      ]
+
+      rows.each_with_index do |(k, v), i|
+        label = BBS::Widgets::Label.new(text: k.ljust(15), style_key: :input_label)
+        label.layout(x, y + i, 16, 1)
+        value = BBS::Widgets::Label.new(text: v.to_s, style_key: :window_text)
+        value.layout(x + 16, y + i, width - 20, 1)
+        window.add(label)
+        window.add(value)
+      end
+
+      ok = BBS::Widgets::Button.new(label: '&Close',
+                                    on_click: ->(_) { app.close_window(window) })
+      ok.layout(window.bounds.x + (width - 10) / 2, window.bounds.y + height - 2, 10, 1)
+      window.add(ok)
+      window.reset_focus
+      app.open_window(window)
+      window
+    end
+
+    def format_uptime(start)
+      return '–' unless start
+      seconds = (Time.now - start).to_i
+      h = seconds / 3600
+      m = (seconds % 3600) / 60
+      s = seconds % 60
+      "#{h}h #{m}m #{s}s"
+    end
+  end
+end