From 8a9147562778c5d129aaa89045d8be85755142da Mon Sep 17 00:00:00 2001
From: Raul Guichard <raul.guichard@gmail.com>
Date: Mon, 5 Sep 2022 21:38:48 -0500
Subject: [PATCH] Take multiple input files, make multiple outputs.

---
 lib/tailwindcss/commands.rb | 12 ++++++++----
 lib/tasks/build.rake        | 18 ++++++++++++------
 2 files changed, 20 insertions(+), 10 deletions(-)

diff --git a/lib/tailwindcss/commands.rb b/lib/tailwindcss/commands.rb
index 136b5eee..56c98286 100644
--- a/lib/tailwindcss/commands.rb
+++ b/lib/tailwindcss/commands.rb
@@ -55,12 +55,16 @@ def executable(
         exe_path
       end
 
-      def compile_command(debug: false, **kwargs)
+      def compile_command(debug: false,
+                          input: "app/assets/stylesheets/application.tailwind.css",
+                          output: "app/assets/builds/tailwind.css",
+                          config: "config/tailwind.config.js",
+                          **kwargs)
         [
           executable(**kwargs),
-          "-i", Rails.root.join("app/assets/stylesheets/application.tailwind.css").to_s,
-          "-o", Rails.root.join("app/assets/builds/tailwind.css").to_s,
-          "-c", Rails.root.join("config/tailwind.config.js").to_s,
+          "-i", Rails.root.join(input).to_s,
+          "-o", Rails.root.join(output).to_s,
+          "-c", Rails.root.join(config).to_s,
         ].tap do |command|
           command << "--minify" unless debug
         end
diff --git a/lib/tasks/build.rake b/lib/tasks/build.rake
index 258930eb..b239af35 100644
--- a/lib/tasks/build.rake
+++ b/lib/tasks/build.rake
@@ -2,18 +2,24 @@ namespace :tailwindcss do
   desc "Build your Tailwind CSS"
   task :build do |_, args|
     debug = args.extras.include?("debug")
-    command = Tailwindcss::Commands.compile_command(debug: debug)
-    puts command.inspect
-    system(*command, exception: true)
+    Dir['app/assets/stylesheets/**/*.tailwind.css'].each do | stylesheet |
+      output = 'app/assets/builds/'+stylesheet.gsub('app/assets/stylesheets/', '').gsub('.tailwind', '')
+      command = Tailwindcss::Commands.compile_command(debug: debug, input: stylesheet, output: output)
+      puts command.inspect
+      system(*command, exception: true)
+    end
   end
 
   desc "Watch and build your Tailwind CSS on file changes"
   task :watch do |_, args|
     debug = args.extras.include?("debug")
     poll = args.extras.include?("poll")
-    command = Tailwindcss::Commands.watch_command(debug: debug, poll: poll)
-    puts command.inspect
-    system(*command)
+    Dir['app/assets/stylesheets/**/*.tailwind.css'].each do | stylesheet |
+      output = 'app/assets/builds/'+stylesheet.gsub('app/assets/stylesheets/', '').gsub('.tailwind', '')
+      command = Tailwindcss::Commands.watch_command(debug: debug, poll: poll, input: stylesheet, output: output)
+      puts command.inspect
+      system(*command)
+    end
   end
 end