first commit

app/assets/stylesheets/application.tailwind.css

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+@import "tailwindcss";
+
+@theme {
+    --color-default: rgb(226, 232, 240);
+    --color-defaultSlate: rgb(100, 116, 139);
+    --color-defaultSlateDark: rgb(71, 85, 105);
+    --color-primary: rgb(66, 165, 245);
+    --color-notice: rgb(19, 198, 154);
+    --color-warning: rgb(255, 202, 40);
+    --color-accept: rgb(121, 134, 203);
+    --color-danger: rgb(239, 83, 80);
+    --color-tableBorder: rgb(203, 213, 225);
+
+    --base-font-size: 0.85rem;
+    --text-xs: calc(var(--base-font-size) * 0.75);
+    --text-xs--line-height: calc(1 / var(--text-xs));
+    --text-sm: calc(var(--base-font-size) * 0.875);
+    --text-sm--line-height: calc(1.25 / var(--text-sm));
+    --text-base: calc(var(--base-font-size) * 1);
+    --text-base--line-height: calc(1.5 / var(--text-base));
+    --text-lg: calc(var(--base-font-size) * 1.125);
+    --text-lg--line-height: calc(1.75 / var(--text-lg));
+    --text-xl: calc(var(--base-font-size) * 1.25);
+    --text-xl--line-height: calc(1.75 / var(--text-xl));
+    --text-2xl: calc(var(--base-font-size) * 1.5);
+    --text-2xl--line-height: calc(2 / var(--text-2xl));
+    --text-3xl: calc(var(--base-font-size) * 1.875);
+    --text-3xl--line-height: calc(2.25 / var(--text-3xl));
+    --text-4xl: calc(var(--base-font-size) * 2.25);
+    --text-4xl--line-height: calc(2.5 / var(--text-4xl));
+    --text-5xl: calc(var(--base-font-size) * 3);
+    --text-5xl--line-height: 1;
+    --text-6xl: calc(var(--base-font-size) * 3.75);
+    --text-6xl--line-height: 1;
+    --text-7xl: calc(var(--base-font-size) * 4.5);
+    --text-7xl--line-height: 1;
+    --text-8xl: calc(var(--base-font-size) * 6);
+    --text-8xl--line-height: 1;
+    --text-9xl: calc(var(--base-font-size) * 8);
+    --text-9xl--line-height: 1;
+}
+
+@layer base {
+    body {
+        @apply text-sm text-defaultSlateDark
+    }
+
+    hr {
+        @apply border-tableBorder
+    }
+
+    a.disabled {
+        @apply pointer-events-none cursor-not-allowed opacity-50
+    }
+
+    .disabled {
+        @apply pointer-events-none cursor-not-allowed opacity-50
+    }
+
+    .btn {
+        @apply justify-center rounded-xs bg-defaultSlate px-2 py-0.5 text-sm font-semibold leading-6 text-white
+        shadow-xs hover:opacity-80 cursor-pointer
+    }
+
+    .card {
+        @apply bg-white border border-tableBorder rounded-xs shadow-xs
+    }
+
+    /*Form*/
+    .label-style {
+        @apply block my-1 font-bold text-defaultSlateDark
+    }
+
+    .select-style {
+        @apply block w-full h-8 px-3 py-1.5 border border-defaultSlate/50 rounded-xs
+    }
+
+    .input-style {
+        @apply block w-full h-8 px-3 py-1.5 border border-defaultSlate/50 rounded-xs
+    }
+
+    .textarea-style {
+        @apply block w-full pl-4 flex-1 py-1.5 ring-1 ring-inset ring-defaultSlate/50 rounded-xs
+    }
+}
+
+@layer utilities {
+    .page-title {
+        @apply text-xl font-bold;
+    }
+
+    .search-title {
+        @apply text-base font-bold;
+    }
+
+    .form-title {
+        @apply text-center text-3xl font-bold tracking-tight text-defaultSlateDark
+    }
+
+    .field {
+        @apply w-full
+    }
+
+    .btn-edit {
+        @apply inline-flex items-center rounded-xs px-2.5 py-1.5 text-sm font-semibold hover:opacity-75 disabled:cursor-not-allowed disabled:opacity-30 disabled:hover:bg-white
+    }
+
+    /*Menu*/
+    .menu-group {
+        @apply py-2 px-4
+    }
+
+    .menu-group-title {
+        @apply py-1 text-sm text-defaultSlateDark font-medium
+    }
+
+    .menu-group-items {
+        @apply p-1
+    }
+
+    .menu-group-items-title {
+        @apply text-base font-bold
+    }
+
+    .copyright {
+        @apply text-defaultSlateDark text-center
+    }
+
+    /*Pagy*/
+    .pagy {
+        @apply flex items-center justify-center space-x-1 font-semibold text-sm text-defaultSlate;
+    }
+
+    .pagy a:not(.gap) {
+        @apply block rounded-xs px-2 py-1 border border-defaultSlate/50;
+    }
+
+    .pagy a:not(.gap):hover {
+        @apply bg-slate-300
+    }
+
+    .pagy a:not(.gap):not([href]) {
+        @apply text-defaultSlate/50 border border-defaultSlate/25 cursor-default
+    }
+
+    .pagy a:not(.gap).current {
+        @apply text-white bg-defaultSlate
+    }
+
+    .pagy a.gap {
+        @apply inline-block my-auto
+    }
+
+    .pagy label {
+        @apply inline-block whitespace-nowrap bg-default rounded-xs px-3 py-0.5
+    }
+
+    .pagy label input {
+        @apply bg-default border-none rounded-xs
+    }
+
+    /*Base Table*/
+    .base-table {
+        @apply min-w-full divide-y divide-tableBorder whitespace-nowrap
+    }
+
+    .base-table th {
+        @apply bg-default px-2 py-2 text-left font-semibold text-defaultSlateDark lg:table-cell
+    }
+
+    .base-table td {
+        @apply border-t border-tableBorder px-2 py-1 text-defaultSlate lg:table-cell whitespace-nowrap
+    }
+}
+
+@media (min-width: 640px) {
+    .page-title {
+        @apply text-3xl font-bold;
+    }
+
+    .search-title {
+        @apply text-lg font-bold;
+    }
+}

app/controllers/application_controller.rb

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+class ApplicationController < ActionController::Base
+  # Only allow modern browsers supporting webp images, web push, badges, import maps, CSS nesting, and CSS :has.
+  allow_browser versions: :modern
+end

app/controllers/modbus_controller.rb

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+class ModbusController < ApplicationController
+  def index
+    @schedule = Schedule.all
+  end
+
+  def schedule_edit
+    @schedule = Schedule.all
+  end
+
+  def schedule_edit_update
+    error_hours = []
+
+    params[:schedule].each do |id, attributes|
+      schedule = Schedule.find_by(id: id)
+      unless schedule.update(temperature: attributes[:temperature])
+        error_hours << "#{schedule.hour}시"
+      end
+    end
+
+    if error_hours.any?
+      redirect_to modbus_index_path, alert: "#{error_hours.join(', ')}의 온도 업데이트에 실패하였습니다."
+    else
+      redirect_to modbus_index_path, notice: "스케줄이 성공적으로 업데이트되었습니다."
+    end
+  end
+end

app/helpers/application_helper.rb

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+module ApplicationHelper
+end

app/helpers/modbus_helper.rb

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+module ModbusHelper
+end

app/javascript/application.js

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+// Entry point for the build script in your package.json
+import "@hotwired/turbo-rails"
+import "./controllers"

app/javascript/controllers/application.js

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+import { Application } from "@hotwired/stimulus"
+
+const application = Application.start()
+
+// Configure Stimulus development experience
+application.debug = false
+window.Stimulus   = application
+
+export { application }

app/javascript/controllers/hello_controller.js

@@ -0,0 +1,7 @@
+import { Controller } from "@hotwired/stimulus"
+
+export default class extends Controller {
+  connect() {
+    this.element.textContent = "Hello World!"
+  }
+}

app/javascript/controllers/index.js

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+// This file is auto-generated by ./bin/rails stimulus:manifest:update
+// Run that command whenever you add a new controller or create them with
+// ./bin/rails generate stimulus controllerName
+
+import { application } from "./application"
+
+import HelloController from "./hello_controller"
+application.register("hello", HelloController)

app/jobs/application_job.rb

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+class ApplicationJob < ActiveJob::Base
+  # Automatically retry jobs that encountered a deadlock
+  # retry_on ActiveRecord::Deadlocked
+
+  # Most jobs are safe to ignore if the underlying records are no longer available
+  # discard_on ActiveJob::DeserializationError
+end

app/mailers/application_mailer.rb

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+class ApplicationMailer < ActionMailer::Base
+  default from: "from@example.com"
+  layout "mailer"
+end

app/models/application_record.rb

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+class ApplicationRecord < ActiveRecord::Base
+  primary_abstract_class
+end

app/models/schedule.rb

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+class Schedule < ApplicationRecord
+  validates :temperature,
+            presence:     true,
+            numericality: true,
+            format:       { with: /\A\d+(\.\d)?\z/ }
+end

app/services/modbus/commands/bit_coil.rb

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+# Modbus::Service.new(plc_id: 1, type: "bit_coil", start_address: 0, end_address: 15).execute
+module Modbus
+  module Commands
+    def bit_coil(slave)
+      read_bit(slave, :read_coils)
+    end
+  end
+end

app/services/modbus/commands/bit_input.rb

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+# Modbus::Service.new(plc_id: 1, type: "bit_input", start_address: 0, end_address: 15).execute
+module Modbus
+  module Commands
+    def bit_input(slave)
+      read_bit(slave, :discrete_inputs)
+    end
+  end
+end

app/services/modbus/commands/word_holding_float32.rb

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+# Modbus::Service.new(plc_id: 1, type: "word_holding_float32", start_address: 0, end_address: 15).execute
+module Modbus
+  module Commands
+    def word_holding_float32(slave)
+      read_float(slave, :holding_registers)
+    end
+  end
+end

app/services/modbus/commands/word_holding_int16.rb

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+# Modbus::Service.new(plc_id: 1, type: "word_holding_int16", start_address: 16, end_address: 31).execute
+module Modbus
+  module Commands
+    def word_holding_int16(slave)
+      read_int(slave, 16, :holding_registers)
+    end
+  end
+end

app/services/modbus/commands/word_input_float32.rb

@@ -0,0 +1,8 @@
+# Modbus::Service.new(plc_id: 1, type: "word_input_float32", start_address: 0, end_address: 15).execute
+module Modbus
+  module Commands
+    def word_input_float32(slave)
+      read_float(slave, :input_registers)
+    end
+  end
+end

app/services/modbus/commands/word_input_int16.rb

@@ -0,0 +1,8 @@
+# Modbus::Service.new(plc_id: 1, type: "word_input_int16", start_address: 0, end_address: 15).execute
+module Modbus
+  module Commands
+    def word_input_int16(slave)
+      read_int(slave, 16, :input_registers)
+    end
+  end
+end

app/services/modbus/commands/write_bit.rb

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+# Modbus::Service.new(plc_id: 1, type: "write_bit", start_address: 0, value: 1).execute
+module Modbus
+  module Commands
+    def write_bit(slave)
+      write_coil(slave)
+    end
+  end
+end

app/services/modbus/commands/write_bit_toggle.rb

@@ -0,0 +1,8 @@
+# Modbus::Service.new(plc_id: 1, type: "write_bit_toggle", start_address: 0).execute
+module Modbus
+  module Commands
+    def write_bit_toggle(slave)
+      write_toggle_coil(slave)
+    end
+  end
+end

app/services/modbus/commands/write_float32.rb

@@ -0,0 +1,8 @@
+# Modbus::Service.new(plc_id: 1, type: "float32", start_address: 0, value: 123.45).execute
+module Modbus
+  module Commands
+    def write_float32(slave)
+      write_float(slave)
+    end
+  end
+end

app/services/modbus/commands/write_int16.rb

@@ -0,0 +1,8 @@
+# Modbus::Service.new(plc_id: 1, type: "int16", start_address: 0, value: 123).execute
+module Modbus
+  module Commands
+    def write_int16(slave)
+      write_int(slave, 16)
+    end
+  end
+end

app/services/modbus/operations.rb

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+# app/lib/modbus/operations.rb
+module Modbus
+  module Operations
+    # write method
+    def write_toggle_coil(slave)
+      with_timeout do
+        target_value = slave.read_coils(@start_address, 1).first == 0 ? 1 : 0
+        slave.coils[@start_address] = (target_value == 1)
+        loop do
+          break if slave.read_coils(@start_address, 1).first == target_value
+          sleep 0.1
+        end
+      end
+    end
+
+    def write_coil(slave)
+      with_timeout do
+        slave.coils[@start_address] = @value
+        loop do
+          break if slave.read_coils(@start_address, 1).first == @value
+          sleep 0.1
+        end
+      end
+    end
+
+    def write_int(slave, bits)
+      with_timeout do
+        regs = slave.holding_registers
+        if bits == 16
+          value = @value.present? ? @value.to_i : 123
+          regs[@start_address] = value
+        end
+      end
+    end
+
+    def write_float(slave)
+      with_timeout do
+        regs = slave.holding_registers
+        value = @value.present? ? @value.to_f : 123.45
+        regs[@start_address], regs[@start_address + 1] = [ value ].pack("f").unpack("v*")
+      end
+    end
+
+    # read method
+    def read_bit(slave, type)
+      with_timeout do
+        value = case type
+        when :read_coils
+          slave.read_coils(@start_address, @end_address - @start_address + 1)
+        when :discrete_inputs
+          slave.discrete_inputs[@start_address..@end_address]
+        else
+          # type code here
+        end
+        Rails.logger.info "[#{Time.current}] Read Bit (#{type}): #{value}"
+        value
+      end
+    end
+
+    def read_int(slave, bits, type)
+      with_timeout do
+        result = slave.send(type)
+        values = (@start_address..@end_address).map { |i| result[i] }
+        Rails.logger.info "[#{Time.current}] Read Float#{bits} (#{type}): #{values}"
+        values
+      end
+    end
+
+    def read_float(slave, type)
+      with_timeout do
+        result = slave.send(type)
+        values = []
+        (@start_address..@end_address).step(2) do |i|
+          raw = [ result[i], result[i + 1] ]
+          packed = raw.pack("v*")
+          float = packed.unpack("f")[0].round(2)
+          values << float
+        end
+        Rails.logger.info "[#{Time.current}] Read Float32 (#{type}): #{values.inspect}"
+        values
+      end
+    end
+
+    def with_timeout
+      seconds = ENV.fetch("OPERATION_TIME_OUT", 1).to_i
+      Timeout.timeout(seconds) do
+        yield
+      end
+    rescue Timeout::Error
+      Rails.logger.error "[#{Time.current}] TimeOut (#{seconds}s)"
+    end
+  end
+end

app/services/modbus/polling_service.rb

@@ -0,0 +1,46 @@
+module Modbus
+  class PollingService
+    class << self
+      def start
+        return if @thread&.alive?
+
+        @thread = Thread.new do
+          puts "[#{Time.current}] Modbus polling service 시작됨"
+          last_logged_hour = nil
+          loop do
+            begin
+              now = Time.now
+              current_hour = now.hour
+
+              if current_hour != last_logged_hour && now.min == 0
+                schedule = Schedule.find_by(hour: current_hour)
+
+                Modbus::Service.new(
+                  type:          "write_int16",
+                  start_address: 2,
+                  end_address:   2,
+                  value:         schedule.temperature * 10
+                ).execute
+                puts "[Schedule] #{current_hour}:00 -> Target temp: #{schedule.temperature}°C"
+                last_logged_hour = current_hour
+              end
+            rescue StandardError => e
+              error_message = "[#{Time.current}] 오류: #{e.message}"
+              puts error_message
+            ensure
+              sleep 0.1
+            end
+          end
+        end
+      end
+
+      def stop
+        if @thread
+          @thread.exit
+          @thread = nil
+          puts "[#{Time.now}] Modbus polling service 중지됨"
+        end
+      end
+    end
+  end
+end

app/services/modbus/service.rb

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+require_relative "operations"
+
+Dir[File.join(__dir__.to_s, "commands", "**", "*.rb")].each do |file|
+  load file
+end
+
+class Modbus::Service
+  include Modbus::Operations
+  include Modbus::Commands
+
+  def initialize(type:, start_address:, end_address: nil, value: nil)
+    @type = type
+    @start_address = start_address.to_i
+    @end_address = end_address&.to_i
+    @value = value
+    @slave_id = 1
+    @plc_host = "rubyon.co.kr"
+    @plc_port = 502
+  end
+
+  def execute
+    ModBus::TCPClient.new(@plc_host, @plc_port) do |client|
+      client.with_slave(@slave_id) do |slave|
+        method_name = @type.strip
+        # Commands 모듈에 정의된 메서드만 허용
+        if Modbus::Commands.instance_methods(false).include?(method_name.to_sym)
+          return send(method_name, slave)
+        else
+          available_commands = Modbus::Commands.instance_methods(false).sort.map(&:to_s)
+          command_list = available_commands.join("\r\n")
+          raise ArgumentError, "지원되지 않는 type: #{@type}\r\n사용 가능한 명령어 목록:\r\n#{command_list}"
+        end
+      end
+    end
+  rescue => e
+    Rails.logger.error "[#{Time.current}] Service 오류: #{e.message}"
+  end
+end

app/views/layouts/application.html.erb

@@ -0,0 +1,30 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <title><%= content_for(:title) || "Farmitry Hvac" %></title>
+  <meta name="viewport" content="width=device-width,initial-scale=1">
+  <meta name="apple-mobile-web-app-capable" content="yes">
+  <meta name="mobile-web-app-capable" content="yes">
+  <%= csrf_meta_tags %>
+  <%= csp_meta_tag %>
+
+  <%= yield :head %>
+
+  <%# Enable PWA manifest for installable apps (make sure to enable in config/routes.rb too!) %>
+  <%#= tag.link rel: "manifest", href: pwa_manifest_path(format: :json) %>
+
+  <link rel="icon" href="/icon.png" type="image/png">
+  <link rel="icon" href="/icon.svg" type="image/svg+xml">
+  <link rel="apple-touch-icon" href="/icon.png">
+
+  <%# Includes all stylesheet files in app/assets/stylesheets %>
+  <%= stylesheet_link_tag :app, "data-turbo-track": "reload" %>
+  <%= javascript_include_tag "application", "data-turbo-track": "reload", type: "module" %>
+</head>
+
+<body>
+<main class="m-4">
+  <%= yield %>
+</main>
+</body>
+</html>

app/views/layouts/mailer.html.erb

@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+    <style>
+      /* Email styles need to be inline */
+    </style>
+  </head>
+
+  <body>
+    <%= yield %>
+  </body>
+</html>

app/views/layouts/mailer.text.erb

@@ -0,0 +1 @@
+<%= yield %>

app/views/modbus/index.html.erb

@@ -0,0 +1,18 @@
+<% if flash[:notice] %>
+  <div class="mb-4 rounded bg-green-100 px-4 py-2 text-green-800 border border-green-300">
+    <%= flash[:notice] %>
+  </div>
+<% elsif flash[:alert] %>
+  <div class="mb-4 rounded bg-red-100 px-4 py-2 text-red-800 border border-red-300">
+    <%= flash[:alert] %>
+  </div>
+<% end %>
+
+<% @schedule.each do |s| %>
+  <div class="flex justify-items-center gap-x-2">
+    <div><%= s.hour %>시</div>
+    <div><%= s.temperature %> °C</div>
+  </div>
+<% end %>
+
+<%= link_to "수정", "/modbus/schedule_edit", class: "btn btn-primary" %>

app/views/modbus/schedule_edit.html.erb

@@ -0,0 +1,14 @@
+<%= form_with url: "/modbus/schedule_edit_update", method: :post do %>
+  <% @schedule.each do |s| %>
+    <div class="flex justify-items-center gap-x-2 pb-2">
+      <div><%= s.hour %>시</div>
+      <div>
+        <%= text_field_tag "schedule[#{s.id}][temperature]", s.temperature, class: "border px-2 py-1 rounded" %> °C
+      </div>
+    </div>
+  <% end %>
+
+  <div class="pt-4">
+    <%= submit_tag "업데이트", class: "bg-blue-500 text-white px-4 py-2 rounded" %>
+  </div>
+<% end %>

app/views/pwa/manifest.json.erb

@@ -0,0 +1,22 @@
+{
+  "name": "FarmitryHvac",
+  "icons": [
+    {
+      "src": "/icon.png",
+      "type": "image/png",
+      "sizes": "512x512"
+    },
+    {
+      "src": "/icon.png",
+      "type": "image/png",
+      "sizes": "512x512",
+      "purpose": "maskable"
+    }
+  ],
+  "start_url": "/",
+  "display": "standalone",
+  "scope": "/",
+  "description": "FarmitryHvac.",
+  "theme_color": "red",
+  "background_color": "red"
+}

app/views/pwa/service-worker.js

@@ -0,0 +1,26 @@
+// Add a service worker for processing Web Push notifications:
+//
+// self.addEventListener("push", async (event) => {
+//   const { title, options } = await event.data.json()
+//   event.waitUntil(self.registration.showNotification(title, options))
+// })
+//
+// self.addEventListener("notificationclick", function(event) {
+//   event.notification.close()
+//   event.waitUntil(
+//     clients.matchAll({ type: "window" }).then((clientList) => {
+//       for (let i = 0; i < clientList.length; i++) {
+//         let client = clientList[i]
+//         let clientPath = (new URL(client.url)).pathname
+//
+//         if (clientPath == event.notification.data.path && "focus" in client) {
+//           return client.focus()
+//         }
+//       }
+//
+//       if (clients.openWindow) {
+//         return clients.openWindow(event.notification.data.path)
+//       }
+//     })
+//   )
+// })