first commit

app/controllers/application_controller.rb

@@ -0,0 +1,4 @@
+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

@@ -0,0 +1,26 @@
+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