Add Vim theme setter

Author: keidax

src/notification_observer.cr

@@ -9,11 +9,11 @@ class NotificationObserver < NSObject
     when /light/i
       # 🌝 🌞 🌕 🌙 🌜
       puts("🌕 #{LIGHT_THEME}")
-      ThemeController.set_theme(Mode::LIGHT)
+      ThemeController.set_theme(Mode::Light)
     when /dark/i
       # 🌚 🌑
       puts("🌑 #{DARK_THEME}")
-      ThemeController.set_theme(Mode::DARK)
+      ThemeController.set_theme(Mode::Dark)
     else
       puts("💀 #{current_theme}")
     end

src/shell_theme_setter.cr

@@ -0,0 +1,19 @@
+require "./theme_setter"
+
+class ShellThemeSetter < ThemeSetter
+  @zsh : Process
+
+  def initialize
+    pipe_file = File.open(Path["~/color_pipe.txt"].expand, "wb")
+    @zsh = Process.new("zsh", ["-s"],
+                       input: Process::Redirect::Pipe,
+                       output: pipe_file,
+                       error: Process::Redirect::Inherit,
+                      )
+    @zsh.input << %(eval "$($DOTDIR/base16/base16-shell/profile_helper.sh)"\n)
+  end
+
+  def set_theme(mode : Mode)
+    @zsh.input << "eval base16_#{mode.theme}\n"
+  end
+end

src/theme-watcher.cr

@@ -1,6 +1,7 @@
 require "./*"
 
 ThemeController.register(ShellThemeSetter.new)
+ThemeController.register(VimThemeSetter.new)
 
 handler = NotificationObserver.new
 dnc = NSDistributedNotificationCenter.default_center

src/theme_controller.cr

@@ -1,13 +1,21 @@
 require "./*"
 
-enum Mode
-  DARK
-  LIGHT
-end
-
 DARK_THEME = "gruvbox-dark-hard"
 LIGHT_THEME = "one-light"
 
+enum Mode
+  Dark
+  Light
+
+  def theme
+    case self
+    when .dark? then DARK_THEME
+    when .light? then LIGHT_THEME
+    else raise "unknown mode #{self}"
+    end
+  end
+end
+
 class ThemeController
   @@setters : Array(ThemeSetter) = [] of ThemeSetter
 
@@ -16,11 +24,6 @@ class ThemeController
   end
 
   def self.set_theme(mode : Mode)
-    theme = case mode
-            when .dark? then DARK_THEME
-            when .light? then LIGHT_THEME
-            else raise "unknown mode #{mode}"
-            end
-    @@setters.each &.set_theme(theme)
+      @@setters.each &.set_theme(mode)
   end
 end

src/theme_setter.cr

@@ -1,23 +1,3 @@
-require "./*"
-
 abstract class ThemeSetter
-  abstract def set_theme(theme : String)
-end
-
-class ShellThemeSetter < ThemeSetter
-  @zsh : Process
-
-  def initialize
-    pipe_file = File.open(Path["~/color_pipe.txt"].expand, "wb")
-    @zsh = Process.new("zsh", ["-s"],
-                       input: Process::Redirect::Pipe,
-                       output: pipe_file,
-                       error: Process::Redirect::Inherit,
-                      )
-    @zsh.input << %(eval "$($DOTDIR/base16/base16-shell/profile_helper.sh)"\n)
-  end
-
-  def set_theme(theme : String)
-    @zsh.input << "eval base16_#{theme}\n"
-  end
+  abstract def set_theme(mode : Mode)
 end

src/vim_theme_setter.cr

@@ -0,0 +1,15 @@
+require "./theme_setter"
+
+class VimThemeSetter < ThemeSetter
+  @file : File
+
+  def initialize
+    @file = File.open(Path["~/vim_pipe.txt"].expand, "w")
+  end
+
+  def set_theme(mode : Mode)
+    @file.puts(mode.to_s.downcase)
+    @file.puts("base16-#{mode.theme}")
+    @file.flush
+  end
+end