Add launcher adaptive icon generation

lib/fastlane/plugin/appicon/actions/android_appicon_action.rb

@@ -1,9 +1,10 @@
+# frozen_string_literal: true
+
 require 'mini_magick'
 
 module Fastlane
   module Actions
     class AndroidAppiconAction < Action
-
       def self.needed_icons
         {
           launcher: {
@@ -14,13 +15,21 @@ def self.needed_icons
             :xxhdpi => ['144x144'],
             :xxxhdpi => ['192x192']
           },
+          launcher_adaptive: {
+            :ldpi => ['81x81'],
+            :mdpi => ['108x108'],
+            :hdpi => ['162x162'],
+            :xhdpi => ['216x216'],
+            :xxhdpi => ['324x324'],
+            :xxxhdpi => ['432x432']
+          },
           notification: {
             :ldpi => ['18x18'],
             :mdpi => ['24x24'],
             :hdpi => ['36x36'],
             :xhdpi => ['48x48'],
             :xxhdpi => ['72x72'],
-            :xxxhdpi => ['96x96'],
+            :xxxhdpi => ['96x96']
           },
           splash_land: {
             'land-ldpi' => ['320x200'],
@@ -42,7 +51,6 @@ def self.needed_icons
       end
 
       def self.run(params)
-
         Helper::AppiconHelper.set_cli(params[:minimagick_cli])
 
         fname = params[:appicon_image_file]
@@ -55,7 +63,7 @@ def self.run(params)
           Helper::AppiconHelper.check_input_image_size(image, 1024, 1024)
 
           # Custom icons will have basepath and filename already defined
-          if icon.has_key?('basepath') && icon.has_key?('filename')
+          if icon.key?('basepath') && icon.key?('filename')
             basepath = Pathname.new(icon['basepath'])
             filename = icon['filename']
           else
@@ -72,11 +80,11 @@ def self.run(params)
 
           unless width == height
             offset =
-            if width > height
-              "+0+#{(width - height) / 2}"
-            elsif height > width
-              "+#{(height - width) / 2}+0"
-            end
+              if width > height
+                "+0+#{(width - height) / 2}"
+              elsif height > width
+                "+#{(height - width) / 2}+0"
+              end
 
             image.crop "#{icon['size']}#{offset}"
           end
@@ -85,18 +93,18 @@ def self.run(params)
           image.write basepath + filename
 
           if basepath.to_s.match("port-")
-            default_portrait_path = basepath.to_s.gsub("port-","")
+            default_portrait_path = basepath.to_s.gsub("port-", "")
             FileUtils.mkdir_p(default_portrait_path)
             image.write default_portrait_path + '/' + filename
           end
 
-          if params[:generate_rounded]
-            rounded_image = MiniMagick::Image.open(fname)
-            rounded_image.format 'png'
-            rounded_image.resize "#{width}x#{height}"
-            rounded_image = round(rounded_image)
-            rounded_image.write basepath + filename.gsub('.png', '_round.png')
-          end
+          next unless params[:generate_rounded]
+
+          rounded_image = MiniMagick::Image.open(fname)
+          rounded_image.format 'png'
+          rounded_image.resize "#{width}x#{height}"
+          rounded_image = round(rounded_image)
+          rounded_image.write basepath + filename.gsub('.png', '_round.png')
         end
 
         UI.success("Successfully stored launcher icons at '#{params[:appicon_path]}'")
@@ -106,8 +114,8 @@ def self.round(img)
         require 'mini_magick'
         img.format 'png'
 
-        width = img[:width]-2
-        radius = width/2
+        width = img[:width] - 2
+        radius = width / 2
 
         mask = ::MiniMagick::Image.open img.path
         mask.format 'png'
@@ -116,7 +124,7 @@ def self.round(img)
           m.alpha 'transparent'
           m.background 'none'
           m.fill 'white'
-          m.draw 'roundrectangle 1,1,%s,%s,%s,%s' % [width, width, radius, radius]
+          m.draw format('roundrectangle 1,1,%s,%s,%s,%s', width, width, radius, radius)
         end
 
         masked = img.composite(mask, 'png') do |i|
@@ -127,9 +135,7 @@ def self.round(img)
         return masked
       end
 
-      def self.get_custom_sizes(image, custom_sizes)
-
-      end
+      def self.get_custom_sizes(image, custom_sizes); end
 
       def self.description
         "Generate required icon sizes from a master application icon"
@@ -179,9 +185,9 @@ def self.available_options
                                   optional: true,
                                       type: String,
                               verify_block: proc do |value|
-                                        av = %w(graphicsmagick imagemagick)
-                                        UI.user_error!("Unsupported minimagick cli '#{value}', must be: #{av}") unless av.include?(value)
-                                      end)
+                                              av = %w[graphicsmagick imagemagick]
+                                              UI.user_error!("Unsupported minimagick cli '#{value}', must be: #{av}") unless av.include?(value)
+                                            end)
         ]
       end