.idea/dataSources.xml

@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="DataSourceManagerImpl" format="xml" multifile-model="true">
-    <data-source source="LOCAL" name="development.sqlite3" uuid="d3ab71a5-ebb0-4573-9e48-bc4bd013b015">
-      <driver-ref>sqlite.xerial</driver-ref>
-      <synchronize>true</synchronize>
-      <jdbc-driver>org.sqlite.JDBC</jdbc-driver>
-      <jdbc-url>jdbc:sqlite:$PROJECT_DIR$/storage/development.sqlite3</jdbc-url>
-      <working-dir>$ProjectFileDir$</working-dir>
-    </data-source>
-  </component>
-</project>

.idea/sqldialects.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="SqlDialectMappings">
-    <file url="file://$PROJECT_DIR$/app/controllers/schedules_controller.rb" dialect="GenericSQL" />
-  </component>
-</project>

app/controllers/schedules_controller.rb

@@ -30,14 +30,6 @@ class SchedulesController < ApplicationController
     end
   end
 
-  def reset
-    Schedule.delete_all
-    ActiveRecord::Base.connection.execute("DELETE FROM sqlite_sequence WHERE name='schedules'")
-    Rails.application.load_seed
-
-    redirect_to schedules_path, notice: "스케줄이 초기화되었습니다."
-  end
-
   def schedule_edit
     @schedule = Schedule.order(:hour, :minute)
   end

app/services/modbus/polling_service.rb

@@ -5,10 +5,10 @@ module Modbus
   class PollingService
     class << self
       def start
-        return if @scheduler
+        return if defined?(@scheduler) && @scheduler.jobs.any?
 
-        puts "[#{Time.now}] Modbus polling service 시작됨 (Rufus)"
+        puts "[#{Time.current}] Modbus polling service 시작됨 (Rufus)"
-        @scheduler ||= Rufus::Scheduler.new
+        @scheduler = Rufus::Scheduler.new
 
         @scheduler.cron "0 * * * * *" do
           now = Time.now
@@ -22,15 +22,14 @@ module Modbus
       def stop
         if defined?(@scheduler)
           @scheduler.shutdown(:kill)
-          @scheduler = nil
+          puts "[#{Time.current}] Modbus polling service 중지됨"
-          puts "[#{Time.now}] Modbus polling service 중지됨"
         else
-          puts "[#{Time.now}] Scheduler 인스턴스 없음"
+          puts "[#{Time.current}] Scheduler 인스턴스 없음"
         end
       end
 
       def running?
-        @scheduler
+        defined?(@scheduler) && @scheduler.jobs.any?
       end
 
       private
@@ -52,7 +51,7 @@ module Modbus
         if system("ruby", path.to_s, arg)
           puts success_msg
         else
-          puts "[#{Time.now}] #{file} 실행 실패 (args: #{arg})"
+          puts "[#{Time.current}] #{file} 실행 실패 (args: #{arg})"
         end
       end
     end

app/views/schedules/schedule_edit.html.erb

@@ -39,15 +39,9 @@
     <%= submit_tag "업데이트", class: "btn bg-primary" %>
   </div>
 <% end %>
-<div class="flex p-4">
-  <%= button_to "초기화", reset_schedules_path,
-                method: :post,
-                data: { turbo_confirm: "정말 초기화하시겠습니까? 모든 스케줄 데이터가 삭제됩니다." },
-                class: "btn bg-danger" %>
-</div>
 <div class="flex p-4">
   <%= button_to "추가하기", open_modals_path(type: "add_schedule"),
-                class: "btn bg-default-slate",
+                class: "btn btn-default",
                 data: {
                   turbo_method: :post,
                   turbo_frame: "modals"

config/routes.rb

@@ -15,7 +15,6 @@ Rails.application.routes.draw do
 
   resources :schedules do
     collection do
-      post "reset"
       get "schedule_edit"
       post "schedule_edit_update"
     end
@@ -25,6 +24,8 @@ Rails.application.routes.draw do
     collection do
       post "start"
       post "stop"
+      get "schedule_edit"
+      post "schedule_edit_update"
     end
   end