_form.html.erb

<%= form_for @form do |f| %>
  <div class="row">
    <div class="col-sm-6">
      <div class="form-group">
        <%= f.label :name %>
        <%= f.text_field :name, class: "form-control", placeholder: "Keep it clean...", required: true  %>
      </div>

      <div class="form-group">
        <%= f.label :label %>
        <%= f.number_field :label, class: "form-control", required: true  %>
      </div>

      <div class="form-group">
        <%= f.label :user_id, "Setter" %>
        <%= f.select :user_id, @setters.collect {|p| [ p.name, p.id ] }, {}, class: "form-control", required: true %>
      </div>

      <div class="form-group">
        <%= f.label :grade %>
        <%= f.select :grade, Route.grades.keys, { include_blank: true }, class: "form-control", required: true %>
      </div>
    </div>

    <div class="col-sm-6">
      <div class="form-group">
        <%= f.label :location %>
        <%= f.select :location, Route.locations.keys, { include_blank: true }, class: "form-control", required: true %>
      </div>

      <div class="form-group">
        <%= f.label :route_set_date, "Date Set" %>
        <%#= f.text_field :route_set_date, class: "form-control", required: true  %>
        <%= f.date_field :route_set_date, class: "form-control", required: true  %>
        <%#= f.date_field :route_set_date, class: "form-control", required: true, value: (@route.route_set_date || Date.today)  %>
      </div>

      <!--
        NOTE: consider making a migration to change 'tape_color' to 'color' in the db. since some
        gyms may not use tape, but just the holds themselves.
      -->
      <div class="form-group">
        <%= f.label :tape_color, "Color" %>
        <%= f.text_field :tape_color, class: "form-control", placeholder: "Red, Blue, etc...", required: true  %>
      </div>
    </div>
  </div>

  <br>

  <div class="row">
    <div class="col-sm-6">
      <div class="form-group">
        <%= f.label :image_1, "Image #1" %>
        <%= f.file_field :image_1, class: 'form-control' %>
        <%#= f.file_field :image_1, class: 'form-control', required: true  %>
      </div>
    </div>

    <div class="col-sm-6">
      <div class="form-group">
        <%= f.label :image_2, "Image #2" %>
        <%= f.file_field :image_2, class: 'form-control'  %>
        <%#= f.file_field :image_2, class: 'form-control', required: true  %>
      </div>
    </div>
  </div>

  <br>

  <div class="form-group">
    <%= f.submit nil, class: "btn btn-primary" %>
  </div>
<% end %>

route_form.rb

require "reform/form/validation/unique_validator.rb"

class RouteForm < Reform::Form
  include Reform::Form::ActiveModel
  include Reform::Form::ActiveModel::FormBuilderMethods

  property :name
  property :user_id
  property :label
  property :location
  property :tape_color
  property :route_set_date, format: :date
  property :status
  property :grade
  property :image_1
  property :image_2

  validates :name, presence: true
  validates :user_id, presence: true
  validates :label, presence: true, unique: true
  validates :location, presence: true
  validates :tape_color, presence: true
  validates :route_set_date, presence: true
  validates :status, presence: true
  validates :grade, presence: true

  def route_set_date
    super || Date.today
  end

  # validates :image_1, presence: true
  # validates :image_2, presence: true
end

routes_controller.rb

class RoutesController < ApplicationController

  def new
    @form = RouteForm.new(Route.new)
  end

  def create
    @form = RouteForm.new(Route.new)

    if @form.validate(route_params)
      @form.save
      flash[:success] = "Successfully created route listing."
      redirect_to action: :index
    else
      render :new
    end
  end
  
  private
  
  def route_params
    params.require(:route).permit(:name, :user_id, :label, :location, :tape_color, :grade, :route_set_date, :image_1, :image_2)
  end

end