_form.html.erb

<%= form_for [@accomplishment.project, @accomplishment] do |f| %>
  <% if @accomplishment.errors.any? %>
    <div id="error_explanation">
      <h2><%= pluralize(@accomplishment.errors.count, "error") %> prohibited this accomplishment from being saved:</h2>

      <ul>
      <% @accomplishment.errors.full_messages.each do |msg| %>
        <li><%= msg %></li>
      <% end %>
      </ul>
    </div>
  <% end %>

<table class="FormTable">
  <tr>
    <th colspan="2" class="TitleRow"><%= @formTitle %></td>
  </tr>
  <tr>
    <td>&nbsp;</td>
    <td class="labeldesc">&nbsp;</td>
  </tr>
  <tr>
    <td class="label">Description:</td>
    <td class="data"><%= f.text_field :description %></td>
  </tr>
  <tr>
    <td>&nbsp;</td>
    <td class="labeldesc">&nbsp;</td>
  </tr>
  <tr>
    <td class="label">Rating:</td>
    <td class="data"><%= f.select :rating, 1..5, { include_blank: 'Please select a rating' } %></td>
  </tr>

<% if @formMode == "new" then %>
  <%= f.fields_for :images.last do |builder| %>
    <%= render 'image_fields', :f => builder %>
  <% end %>
<% end %>

  <tr>
    <td>&nbsp;</td>
    <td class="labeldesc">&nbsp;</td>
  </tr>
  <tr class="BottomButtonRow">
    <td colspan="2">
      <table>
        <tr>
          <td class="left">
            <%= link_to 'Cancel', project_accomplishments_path %>
          </td>
          <td class="right">
            <input name="" type="submit" value="Save" />
          </td>
        </tr>
      </table>
    </td>
  </tr>
</table>
<% end %>

_image_fields.html.erb

<tr>
    <td>&nbsp;</td>
    <td class="labeldesc">&nbsp;</td>
  </tr>
  <tr>
    <td class="label">Image URL:</td>
    <td class="data"><%= f.text_field :url %></td>
  </tr>
  <tr>
    <td>&nbsp;</td>
    <td class="labeldesc">&nbsp;</td>
  </tr>
  <tr>
    <td class="label">Image Caption:</td>
    <td class="data"><%= f.text_field :caption %></td>
  </tr>
  <tr>
    <td>&nbsp;</td>
    <td class="labeldesc">&nbsp;</td>
  </tr>
  <tr>
    <td class="label">Image Thumbnail:</td>
    <td class="data"><%= image_tag "", id: "thumbnail", class: "thumbnail" %></td>
  </tr>

accomplishment.rb

# == Schema Information
#
# Table name: accomplishments
#
#  id          :integer          not null, primary key
#  description :string(255)
#  project_id  :integer
#  created_by  :integer
#  modified_by :integer
#  created_at  :datetime
#  updated_at  :datetime
#  rating      :integer
#

class Accomplishment < ActiveRecord::Base

	belongs_to :project
#	belongs_to :creator, :class_name => "User", :foreign_key => "created_by"
#	belongs_to :updater, :class_name => "User", :foreign_key => "updated_by"

  has_many :images, through: :project

  accepts_nested_attributes_for :images, reject_if: lambda { |i| i[:url].blank? && i[:caption].blank? }

  validates :description,     presence: true
  validates_associated :images

end

accomplishments_controller.rb

class AccomplishmentsController < ApplicationController
  before_action :set_accomplishment, only: [:show, :edit, :update, :destroy]

  # GET /accomplishments
  # GET /accomplishments.json
  def index
    @project = Project.find(params[:project_id])
    @accomplishments = @project.accomplishments.order("rating DESC")
  end

  # GET /accomplishments/1
  # GET /accomplishments/1.json
  def show
  end

  # GET /accomplishments/new
  def new
    if current_user.can_add_accomplishments?(params[:project_id]) then
      @project = Project.find(params[:project_id])
      @accomplishment = Accomplishment.new(:project=>@project)
      @accomplishment.images.create
    else
      redirect_to project_accomplishments_url, flash: { error: 'You do not have access to add accomplishments to this project.' }
    end
  end

  # GET /accomplishments/1/edit
  def edit
    if current_user.can_edit_accomplishments?(params[:project_id]) then
      @project = Project.find(params[:project_id])
    else
      redirect_to project_accomplishments_url, flash: { error: 'You do not have access to edit accomplishments for this project.' }
    end
  end

  # POST /accomplishments
  # POST /accomplishments.json
  def create
    if current_user.can_add_accomplishments?(params[:project_id]) then
      @accomplishment = Accomplishment.new(accomplishment_params)
      @accomplishment.project_id = params[:project_id]
#    @accomplishment.created_by = 1
#    @accomplishment.modified_by = 1
      @project = @accomplishment.project

      respond_to do |format|
        if @accomplishment.save
          format.html { redirect_to project_accomplishments_url, notice: 'The Accomplishment has been added.' }
          format.json { render action: 'show', status: :created, location: @accomplishment }
        else
          format.html { render action: 'new' }
          format.json { render json: @accomplishment.errors, status: :unprocessable_entity }
        end
      end
    else
      redirect_to project_accomplishments_url, flash: { error: 'You do not have access to add accomplishments to this project.' }
    end
  end

  # PATCH/PUT /accomplishments/1
  # PATCH/PUT /accomplishments/1.json
  def update
    if current_user.can_edit_accomplishments?(params[:project_id]) then
      respond_to do |format|
        if @accomplishment.update(accomplishment_params)
          format.html { redirect_to project_accomplishments_url, notice: 'The Accomplishment has been updated.' }
          format.json { head :no_content }
        else
          format.html { render action: 'edit' }
          format.json { render json: @accomplishment.errors, status: :unprocessable_entity }
        end
      end
    else
      redirect_to project_accomplishments_url, flash: { error: 'You do not have access to edit accomplishments for this project.' }
    end
  end

  # DELETE /accomplishments/1
  # DELETE /accomplishments/1.json
  def destroy
    if current_user.can_delete_accomplishments? then
      @accomplishment.destroy
      respond_to do |format|
        format.html { redirect_to project_accomplishments_url, notice: 'The Accomplishment has been deleted.' }
        format.json { head :no_content }
      end
    else
      redirect_to project_accomplishments_url, flash: { error: 'You do not have access to delete accomplishments for this project.' }
    end
  end

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

    # Never trust parameters from the scary internet, only allow the white list through.
    def accomplishment_params
      params.require(:accomplishment).permit(:description, :project_id, :rating, :image_url, :image_caption, images_attributes: [:url, :caption])
    end
end

image.rb

# == Schema Information
#
# Table name: images
#
#  id         :integer          not null, primary key
#  url        :string(255)
#  caption    :string(255)
#  project_id :integer
#  created_at :datetime
#  updated_at :datetime
#

class Image < ActiveRecord::Base
  belongs_to :project

  validates :url,     presence: true, if: "!caption.blank? || controller == 'images'"
  validates :caption, presence: true, if: "!url.blank? || controller == 'images'"

  def controller
    @controller
  end

  def controller=(val)
    @controller = val
  end

  def show_on_page
    @show_on_page
  end

  def show_on_page=(val)
    @show_on_page = val
  end

end

new.html.erb

<% @formTitle = "New Accomplishment" %>
<% @formMode = "new" %>

<%= render 'form' %>

project.rb

# == Schema Information
#
# Table name: projects
#
#  id                        :integer          not null, primary key
#  title                     :string(255)
#  executive_summary         :string(255)
#  ba_disasters              :string(255)
#  ba_ecological_forecasting :string(255)
#  ba_health_air_quality     :string(255)
#  ba_water_resources        :string(255)
#  ba_agriculture            :string(255)
#  ba_climate                :string(255)
#  ba_energy                 :string(255)
#  ba_oceans                 :string(255)
#  ba_weather                :string(255)
#  created_at                :datetime
#  updated_at                :datetime
#  funding_source            :string(255)
#  official_start_date       :datetime
#

class Project < ActiveRecord::Base

#	belongs_to :creator, :class_name => "User", :foreign_key => "created_by"
#	belongs_to :updater, :class_name => "User", :foreign_key => "updated_by"

	has_many :deliverables
	has_many :risks
	has_many :accomplishments
  has_many :weekly_updates
  has_many :budget_updates
  has_many :schedule_updates
  has_many :milestones
  has_many :project_arls
  has_many :images

  has_many :user_project_roles
  has_many :users, through: :user_project_roles
  has_many :roles, through: :user_project_roles
  has_many :organizations, through: :user_project_roles

  accepts_nested_attributes_for :images, reject_if: lambda { |i| i[:url].blank? && i[:caption].blank? }

	validates :title, presence: true
	validates :executive_summary, presence: true
#	validates :start_arl, :current_arl, 	presence: true,
#																				numericality: { only_integer: true, greater_than: 0, less_than: 11 }
	validates :ba_disasters,							inclusion: { in: %w(0 L M H) }, length: { is: 1 }, allow_blank: true
	validates :ba_ecological_forecasting, inclusion: { in: %w(0 L M H) }, length: { is: 1 }, allow_blank: true
	validates :ba_health_air_quality, 		inclusion: { in: %w(0 L M H) }, length: { is: 1 }, allow_blank: true
	validates :ba_water_resources, 				inclusion: { in: %w(0 L M H) }, length: { is: 1 }, allow_blank: true
	validates :ba_agriculture, 						inclusion: { in: %w(0 L M H) }, length: { is: 1 }, allow_blank: true
	validates :ba_climate, 								inclusion: { in: %w(0 L M H) }, length: { is: 1 }, allow_blank: true
	validates :ba_energy, 								inclusion: { in: %w(0 L M H) }, length: { is: 1 }, allow_blank: true
	validates :ba_oceans, 								inclusion: { in: %w(0 L M H) }, length: { is: 1 }, allow_blank: true
	validates :ba_weather, 								inclusion: { in: %w(0 L M H) }, length: { is: 1 }, allow_blank: true

  validates_associated :images

  def poc
    self.users.where("role_id = ?", Role.where("name = 'POC'").first.id).first
  end

  def pm
    self.users.where("role_id = ?", Role.where("name = 'PM'").first.id).first
  end

  def pc
    self.users.where("role_id = ?", Role.where("name = 'PC'").first.id).first
  end

  def start_arl
    self.project_arls.order("created_at").first.arl
  end

  def current_arl
    self.project_arls.order("created_at").last.arl
  end
  
  def current_risk_id
    self.risks.order("created_at").last.project_risk_id
  end

  def arl=(val)
    arl = ProjectArl.new
    arl.project_id = self.id
    arl.arl = val
    arl.save
  end

  def team
    self.organizations.group(:short_name).map { |o| o.short_name }.join(", ")
  end

end