rails_pagination

#patients_controller.rb

class PatientsController < ApplicationController
  before_action :set_patient, only: [:show, :edit, :update, :destroy]

  # GET /patients
  def index
    @patients = Patient.all
  end

  # GET /patients/1
  def show
  end

  # GET /patients/new
  def new
    @patient = Patient.new
  end

  # GET /patients/1/edit
  def edit
  end

  # POST /patients
  def create
    @patient = Patient.new(patient_params)

    if @patient.save
      redirect_to @patient, notice: 'Patient was successfully created.'
    else
      render :new
    end
  end

  # PATCH/PUT /patients/1
  def update
    if @patient.update(patient_params)
      redirect_to @patient, notice: 'Patient was successfully updated.'
    else
      render :edit
    end
  end

  # DELETE /patients/1
  def destroy
    @patient.destroy
    redirect_to patients_url, notice: 'Patient was successfully destroyed.'
  end

  private
    # Use callbacks to share common setup or constraints between actions.
    def set_patient
      @patient = Patient.find(params[:id])
    end

    # Only allow a trusted parameter "white list" through.
    def patient_params
      params.require(:patient).permit(:fname, :lname, :mname, :dob, :medactID)
    end

    #pagination
    def index
    @patients = Patient.page(params[:page])
    end

end

#index.html.erb

<p id="notice"><%= notice %></p>

<h1>Patients</h1>

<table>
  <thead>
    <tr>
      <th>Fname</th>
      <th>Lname</th>
      <th>Mname</th>
      <th>Dob</th>
      <th>Medactid</th>
      <th colspan="3"></th>
    </tr>
  </thead>

  <tbody>
    <% @patients.each do |patient| %>
      <tr>
        <td><%= patient.fname %></td>
        <td><%= patient.lname %></td>
        <td><%= patient.mname %></td>
        <td class="dob"><%= patient.dob %></td>
        <td><%= patient.id %></td>
        <td><%= link_to 'Show', patient %></td>
        <td><%= link_to 'Edit', edit_patient_path(patient) %></td>
        <td><%= link_to 'Destroy', patient, method: :delete, data: { confirm: 'Are you sure?' } %></td>
      </tr>
    <% end %>
  </tbody>
</table>

<br>

<%= link_to 'New Patient', new_patient_path %>


<div><%= paginate @patients%></div>