Initial work launcher (self) updater

lib/pages/settings.rb

@@ -51,7 +51,7 @@ class W3DHub
               end
             end
 
-            stack(width: 128, height: 48, h_align: :center, margin_top: 16) do
+            stack(width: 128, max_height: 256, h_align: :center, margin_top: 16, fill: true) do
               button "Save", width: 1.0 do
                 save_settings!
               end

lib/states/boot.rb

@@ -12,6 +12,7 @@ class W3DHub
         @w3dhub_logo = get_image("#{GAME_ROOT_PATH}/media/icons/app.png")
         @tasks = {
           # connectivity_check: { started: false, complete: false }, # HEAD connectivity-check.ubuntu.com or HEAD secure.w3dhub.com?
+          # launcher_updater: { started: false, complete: false },
           server_list: { started: false, complete: false },
           refresh_user_token: { started: false, complete: false },
           service_status: { started: false, complete: false },
@@ -159,6 +160,32 @@ class W3DHub
         end
       end
 
+      def launcher_updater
+        @status_label.value = "Checking for Launcher updates..." # I18n.t(:"boot.checking_for_updates")
+        
+        Api.on_thread(:fetch, "https://api.github.com/repos/Inq8/CAmod/releases/latest") do |response|
+          if response.status == 200
+            hash = JSON.parse(response.body, symbolize_names: true)
+            available_version = hash[:tag_name].downcase.sub("v", "")
+
+            pp Gem::Version.new(available_version) > Gem::Version.new(W3DHub::VERSION)
+            pp [Gem::Version.new(available_version), Gem::Version.new(W3DHub::VERSION)]
+
+            push_state(
+              LauncherUpdaterDialog,
+              release_data: hash,
+              available_version: available_version,
+              cancel_callback: -> { @tasks[:launcher_updater][:complete] = true }, 
+              accept_callback: -> { @tasks[:launcher_updater][:complete] = true }
+            )
+          else
+            # Failed to retrieve release data from github
+            log "Failed to retrieve release data from Github"
+            @tasks[:launcher_updater][:complete] = true
+          end
+        end
+      end
+
       def applications
         @status_label.value = I18n.t(:"boot.checking_for_updates")
 

lib/states/dialogs/launcher_updater_dialog.rb

@@ -0,0 +1,62 @@
+class W3DHub
+  class States
+    class LauncherUpdaterDialog < Dialog
+      BUTTON_STYLE = { text_size: 18, padding_top: 3, padding_bottom: 3, padding_left: 3, padding_right: 3, height: 18 }
+      LIST_ITEM_THEME = Marshal.load(Marshal.dump(THEME))
+      BUTTON_STYLE.each do |key, value|
+        LIST_ITEM_THEME[:Button][key] = value
+      end
+
+      def setup
+        window.show_cursor = true
+
+        theme(THEME)
+
+        background 0xaa_525252
+
+        stack(width: 1.0, max_width: 760, height: 1.0, max_height: 640, v_align: :center, h_align: :center, background: 0xee_222222, border_thickness: 2, border_color: 0xee_222222, padding: 16) do
+          flow(width: 1.0, height: 36, padding: 8) do
+            background 0xff_0052c0
+
+            title @options[:title] || "Launcher Update Available", fill: true, text_align: :center, font: BOLD_FONT
+          end
+
+          stack(width: 1.0, fill: true, margin_top: 14) do
+            subtitle "Release Notes - #{@options[:available_version]}"
+
+            # case launcher_release_type
+            # when :git
+            # when :tebako
+            # end
+
+            pp @options[:release_data]
+            
+            stack(width: 1.0, fill: true, scroll: true, padding: 8, border_thickness: 1, border_color: 0x44_ffffff) do
+              # para @options[:release_data][:body], width: 1.0
+              # FIXME: Finish this bit
+              @options[:release_data][:body].lines.each do |line|
+                line.strip
+              end
+            end
+          end
+
+          flow(width: 1.0, height: 46, margin_top: 16) do
+            background 0xff_ffffff
+
+            button "Cancel", width: 0.25 do
+              pop_state
+              @options[:cancel_callback]&.call
+            end
+
+            flow(fill: true)
+
+            button "Update", width: 0.25 do
+              pop_state
+              @options[:accept_callback]&.call
+            end
+          end
+        end
+      end
+    end
+  end
+end

w3d_hub_linux_launcher.rb

@@ -121,6 +121,7 @@ require_relative "lib/states/dialogs/confirm_dialog"
 require_relative "lib/states/dialogs/direct_connect_dialog"
 require_relative "lib/states/dialogs/game_settings_dialog"
 require_relative "lib/states/dialogs/import_game_dialog"
+require_relative "lib/states/dialogs/launcher_updater_dialog"
 
 require_relative "lib/api"
 require_relative "lib/api/service_status"