hot_constants

.env.sample

@@ -1,3 +1,5 @@
+# STATIC: restart server when changes!
+#-------------------------------------
 RAILS_PORT=7500
 
 DATABASE_HOST=localhost
@@ -5,3 +7,9 @@ DATABASE_NAME=easy-going-rails
 DATABASE_USER=$DATABASE_NAME
 DATABASE_PASSWORD=$DATABASE_NAME
 
+# HOT CONSTANTS
+#--------------
+STIMULUS_DEBUG=false
+LOG_ACTIVE_RECORD=false
+LOG_ACTION_VIEW=false
+

app/reload/live_constants.rb

@@ -1,15 +0,0 @@
-# Development Constants
-module LiveConstants
-  # constants
-  STIMULUS_DEBUG = false
-  LOG_ACTIVE_RECORD = false
-  LOG_ACTION_VIEW = false
-
-  def self.reload!
-    ActionView::Base.logger.level = LOG_ACTION_VIEW ? :debug : :fatal
-    ActiveRecord::Base.logger.level = LOG_ACTIVE_RECORD ? :debug : :fatal
-    SemanticLogger[to_s].warn 'reloaded!'
-  end
-
-  reload!
-end

app/views/layouts/application.html.erb

@@ -11,7 +11,7 @@
     <%= tag :meta, name: :viewport, content: 'width=device-width,initial-scale=1' %>
     <% if Rails.env.development? %>
       <%= tag :meta, name: 'turbo-prefetch', content: false %>
-      <%= tag :meta, name: 'stimulus-debug', content: LiveConstants::STIMULUS_DEBUG %>
+      <%= tag :meta, name: 'stimulus-debug', content: LiveConstants.stimulus_debug %>
     <% end%>
 
     <!-- LINK-->

config/environments/development.rb

@@ -95,4 +95,9 @@ Rails.application.configure do # rubocop:disable Metrics/BlockLength
 
   routes.default_url_options[:host] = '127.0.0.1'
   routes.default_url_options[:port] = ARGV[0] == '--port' ? ARGV[1] : 3000 # ie: Procfile.dev first two arguments
+
+  config.after_initialize do
+    require Rails.root.join('lib', 'hot_constants', 'live_constants')
+    LiveConstants.reload!
+  end
 end

config/initializers/rails_live_reload.rb

@@ -1,9 +1,7 @@
 # frozen_string_literal: true
 
-if defined?(RailsLiveReload)
+if defined?(RailsLiveReload) && Rails.env.development?
   RailsLiveReload.configure do |config|
-    # config.url = "/rails/live/reload"
-
     # Default watched folders & files
     config.watch %r{app/views/.+\.(erb|haml|slim)$}
     config.watch %r{(app|vendor)/(assets|javascript)/\w+/(.+\.(css|js|html|png|jpg|ts|jsx)).*}, reload: :always
@@ -11,6 +9,7 @@ if defined?(RailsLiveReload)
     # USEFUL for tailwind changes!!!!
     config.watch %r{app/assets/builds/tailwind.css}, reload: :always
 
-    config.enabled = Rails.env.development?
+    # HOT Constants
+    config.watch(%r{/\.env}, reload: :always)
   end
 end

lib/hot_constants/live_constants.rb

@@ -0,0 +1,24 @@
+require 'dotenv'
+
+# Development Constants
+module LiveConstants
+  HOT = {} # rubocop:disable Style/MutableConstant
+  LOGGER = SemanticLogger[to_s]
+
+  class << self
+    def stimulus_debug = load_boolean('STIMULUS_DEBUG', false)
+    def log_active_record = load_boolean('LOG_ACTIVE_RECORD', true)
+    def log_action_view = load_boolean('LOG_ACTION_VIEW', true)
+    def load_boolean(key, default) = HOT.fetch(key, default).to_s.downcase == 'true'
+
+    def reload!
+      HOT.replace Dotenv.parse
+      # LOGGER.warn 'reloaded!'
+
+      ActiveRecord::Base.logger.level = log_active_record ? :debug : :fatal
+      ActionView::Base.logger.level = log_action_view ? :debug : :fatal
+    end
+  end
+
+  reload!
+end

lib/monkey_patches/rails_live_reload/watcher.rb

@@ -0,0 +1,18 @@
+module RailsLiveReload
+  # MonkeyPath Watcher
+  class Watcher
+    ENV_FILE = Rails.root.join('.env').to_s
+    def reload_all
+      data = {
+        event: RailsLiveReload::INTERNAL[:socket_events][:reload],
+        files:
+      }.to_json
+
+      LiveConstants.reload! if files.find { |change| change[0] == ENV_FILE }
+
+      @sockets.each do |socket, _|
+        socket.puts data
+      end
+    end
+  end
+end