Added MealsController#new and form autocomplete for Food

Renamed QuantityColumn -> Exposure

app/controllers/foods_controller.rb

@@ -9,7 +9,7 @@ class FoodsController < ApplicationController
 
   before_action :init_session_filters
   before_action :find_project_by_project_id,
-    only: [:index, :new, :create, :nutrients, :filter, :import]
+    only: [:index, :new, :create, :nutrients, :filter, :autocomplete, :import]
   before_action :find_quantity_by_quantity_id, only: [:toggle_column]
   before_action :find_food, only: [:edit, :update, :destroy, :toggle]
   before_action :authorize
@@ -63,7 +63,7 @@ class FoodsController < ApplicationController
   end
 
   def toggle_column
-    @project.nutrient_columns.toggle!(@quantity)
+    @project.nutrient_exposures.toggle!(@quantity)
     prepare_nutrients
   end
 
@@ -73,6 +73,10 @@ class FoodsController < ApplicationController
     render :index
   end
 
+  def autocomplete
+    @foods = @project.foods.where("name LIKE ?", "%#{params[:term]}%")
+  end
+
   def import
     warnings = []
 

app/controllers/meals_controller.rb

@@ -13,6 +13,17 @@ class MealsController < ApplicationController
     prepare_meals
   end
 
+  def new
+    @meal = @project.meals.new
+    @meal.ingredients.new
+  end
+
+  def create
+  end
+
+  def destroy
+  end
+
   private
 
   def prepare_meals

app/controllers/measurements_controller.rb

@@ -33,7 +33,7 @@ class MeasurementsController < ApplicationController
     @measurement.routine.project = @project
     @routine = @measurement.routine
     if @measurement.save
-      if @routine.columns.empty?
+      if @routine.exposures.empty?
         @routine.quantities << @measurement.readouts.map(&:quantity).first(6)
       end
 
@@ -83,7 +83,7 @@ class MeasurementsController < ApplicationController
   end
 
   def toggle_column
-    @routine.columns.toggle!(@quantity)
+    @routine.exposures.toggle!(@quantity)
     prepare_readouts
   end
 

app/controllers/quantities_controller.rb

@@ -122,6 +122,6 @@ class QuantitiesController < ApplicationController
 
   def prepare_quantities
     @quantities = @project.quantities.filter(@project, session[:q_filters])
-      .includes(:columns, :formula, :parent)
+      .includes(:exposures, :formula, :parent)
   end
 end

app/helpers/meals_helper.rb

@@ -0,0 +1,5 @@
+module MealsHelper
+  def action_links(m)
+    delete_link(meal_path(m), {remote: true, data: {}}) if m.persisted?
+  end
+end

app/models/exposure.rb

@@ -0,0 +1,4 @@
+class Exposure < ActiveRecord::Base
+  belongs_to :view, polymorphic: true
+  belongs_to :quantity
+end

app/models/food.rb

@@ -34,6 +34,9 @@ class Food < ActiveRecord::Base
   validates :ref_amount, numericality: {greater_than: 0}
   validates :group, inclusion: {in: groups.keys}
 
+  scope :visible, -> { where(hidden: false) }
+  scope :hidden, -> { where(hidden: true) }
+
   after_initialize do
     if new_record?
       self.ref_amount ||= 100

app/models/ingredient.rb

@@ -0,0 +1,8 @@
+class Ingredient < ActiveRecord::Base
+  belongs_to :composition, inverse_of: :ingredients, required: true
+  belongs_to :food, required: true
+  belongs_to :part_of, required: false
+
+  validates :ready_ratio, numericality: {greater_than_or_equal_to: 0.0}
+  validates :amount, numericality: {greater_than_or_equal_to: 0.0}
+end

app/models/meal.rb

@@ -1,6 +1,19 @@
 class Meal < ActiveRecord::Base
   belongs_to :project, required: true
 
-  has_many :ingredients, as: :composition, dependent: :destroy
+  has_many :ingredients, as: :composition, dependent: :destroy, validate: true
   has_many :foods, through: :ingredients
+  validates :ingredients, presence: true
+  accepts_nested_attributes_for :ingredients, allow_destroy: true, reject_if: proc { |attrs|
+    attrs['food_id'].blank? && attrs['amount'].blank?
+  }
+  # Ingredient food_id + part_of_id uniqueness validation. Cannot be effectively
+  # checked on Ingredient model level.
+  validate do
+    ingredients = self.ingredients.reject { |i| i.marked_for_destruction? }
+      .map { |i| [i.food_id, i.part_of_id] }
+    if ingredients.length != ingredients.uniq.length
+      errors.add(:ingredients, :duplicated_ingredient)
+    end
+  end
 end

app/models/measurement_routine.rb

@@ -3,9 +3,9 @@ class MeasurementRoutine < ActiveRecord::Base
   has_many :measurements, -> { order "taken_at DESC" }, inverse_of: :routine,
     foreign_key: 'routine_id', dependent: :restrict_with_error,
     extend: BodyTracking::ItemsWithQuantities
-  has_many :readout_columns, as: :column_view, dependent: :destroy,
-    class_name: 'QuantityColumn', extend: BodyTracking::TogglableColumns
-  has_many :quantities, -> { order "lft" }, through: :readout_columns
+  has_many :readout_exposures, as: :view, dependent: :destroy,
+    class_name: 'Exposure', extend: BodyTracking::TogglableColumns
+  has_many :quantities, -> { order "lft" }, through: :readout_exposures
 
   validates :name, presence: true, uniqueness: {scope: :project_id}
 end

app/models/quantity.rb

@@ -9,7 +9,7 @@ class Quantity < ActiveRecord::Base
   belongs_to :project, required: false
   has_many :nutrients, dependent: :restrict_with_error
   has_many :readouts, dependent: :restrict_with_error
-  has_many :columns, dependent: :destroy
+  has_many :exposures, dependent: :destroy
 
   has_one :formula, inverse_of: :quantity, dependent: :destroy, validate: true
   accepts_nested_attributes_for :formula, allow_destroy: true, reject_if: proc { |attrs|

app/models/quantity_column.rb

@@ -1,4 +0,0 @@
-class QuantityColumn < ActiveRecord::Base
-  belongs_to :column_view, polymorphic: true
-  belongs_to :quantity
-end

app/views/foods/autocomplete.json.erb

@@ -0,0 +1 @@
+<%= raw @foods.map { |f| {id: f.id, label: f.name, value: f.name} }.to_json %>

app/views/meals/_contextual.html.erb

@@ -0,0 +1,4 @@
+<% if User.current.allowed_to?(:manage_common, @project) %>
+  <%= link_to t(".link_new_meal"), new_project_meal_path(@project),
+    {remote: true, class: 'icon icon-add'} %>
+<% end %>

app/views/meals/_form.html.erb

@@ -0,0 +1,79 @@
+<%= error_messages_for @meal %>
+
+<div class="box">
+  <div class="tabular">
+    <% @meal.ingredients.each_with_index do |i, index| %>
+      <table style="width:95%;">
+        <%= f.fields_for 'ingredients_attributes', i, index: '' do |ff| %>
+          <tr class="ingredient">
+            <td style="width:90%;">
+              <p>
+              <%= ff.hidden_field :id %>
+              <%= ff.text_field :food_id, {class: "autocomplete food-autocomplete",
+                                           style: "width: 80%;",
+                                           required: true,
+                                           label: (index > 0 ? '' : :field_ingredients)} %>
+              <%= ff.number_field :amount, {style: "width: 8%", step: :any, label: ''} %>
+              <%= i.food.ref_unit.shortname if i.food %>
+              <%= ff.hidden_field :_destroy %>
+              </p>
+            </td>
+            <td style="width:10%;">
+              <%= link_to t(".button_delete_ingredient"), '#',
+                class: 'icon icon-del',
+                style: (@meal.ingredients.length > 1 ? "" : "display:none"),
+                onclick: "deleteIngredient(); return false;" %>
+            </td>
+          </tr>
+        <% end %>
+      </table>
+    <% end %>
+    <p>
+    <%= link_to t(".button_new_ingredient"), '#', class: 'icon icon-add',
+      onclick: 'newIngredient(); return false;' %>
+    </p>
+  </div>
+</div>
+
+<%= javascript_tag do %>
+  function autocompleteFood($row) {
+    $row.find('.food-autocomplete').autocomplete({
+      source: '<%= j autocomplete_project_foods_path(@project) %>',
+      minLength: 2,
+      position: {collision: 'flipfit'},
+      search: function(event){
+        $(event.target).closest('.food-autocomplete').addClass('ajax-loading');
+      },
+      response: function(event){
+        $(event.target).closest('.food-autocomplete').removeClass('ajax-loading');
+      }
+    });
+  }
+  autocompleteFood($('tr.ingredient:visible'));
+
+  function newIngredient() {
+    var form = $(event.target).closest('form');
+    var row = form.find('tr.ingredient:visible:last');
+    var new_row = row.clone().insertAfter(row);
+    new_row.find('input[id$=__id], input[id$=__amount], input[id$=__food_id]').val('');
+    new_row.find('input[id$=__destroy]').val('');
+    new_row.find('label:first').hide();
+    form.find('tr.ingredient:visible a.icon-del').show();
+    autocompleteFood(new_row);
+  }
+
+  function deleteIngredient() {
+    var form = $(event.target).closest('form');
+    var row = $(event.target).closest('tr.ingredient');
+    if (row.find('input[id$=__id]').val()) {
+      row.hide();
+      row.find('input[id$=__destroy]').val('1');
+    } else {
+      row.remove();
+    }
+    form.find('tr.ingredient:visible:first label:first').show();
+    if (form.find('tr.ingredient:visible').length <= 1) {
+      form.find('tr.ingredient:visible a.icon-del').hide();
+    }
+  }
+<% end %>

app/views/meals/_index.html.erb

@@ -0,0 +1,21 @@
+<% if @meals.any? { |m| m.persisted? } %>
+  <table id="meals" class="odd-even">
+    <tbody>
+      <% @meals.group_by { |m| m.eaten_at.date if m.eaten_at }.each do |d, meals| %>
+        <% meals.each_with_index do |m, index| %>
+          <tr id="meal-<%= m.new_record? ? 'new' : m.id %>" class="primary meal">
+            <td class="name">
+              <h4>
+                <%= "#{t '.label_meal'}" %><%= index ? " ##{index+1}" : " (new)" %>
+                <%= ", #{m.eaten_at.time}" if m.eaten_at %>
+              </h4>
+            </td>
+            <td class="action unwrappable" style="width:5%"><%= action_links(m) %></td>
+          </tr>
+        <% end %>
+      <% end %>
+    </tbody>
+  </table>
+<% else %>
+  <p class="nodata"><%= l(:label_no_data) %></p>
+<% end %>

app/views/meals/_new_form.html.erb

@@ -0,0 +1,18 @@
+<h2><%= t ".heading_new_meal" %></h2>
+
+<%= labelled_form_for @meal,
+  url: project_meals_path(@project),
+  remote: true,
+  html: {id: 'new-meal-form', name: 'new-meal-form'} do |f| %>
+
+  <%= render partial: 'meals/form', locals: {f: f} %>
+
+  <div class="tabular">
+    <p>
+      <%= submit_tag l(:button_create) %>
+      <%= link_to l(:button_cancel), "#",
+        onclick: '$("#new-meal").empty(); return false;' %>
+    </p>
+  </div>
+<% end %>
+<hr>

app/views/meals/index.html.erb

@@ -0,0 +1,11 @@
+<div class="contextual">
+  <%= render partial: 'meals/contextual' %>
+</div>
+
+<div id="new-meal">
+</div>
+
+<h2><%= t ".heading" %></h2>
+<div id='meals'>
+  <%= render partial: 'meals/index' %>
+</div>

app/views/meals/new.js.erb

@@ -0,0 +1,2 @@
+$('#new-meal')
+  .html('<%= j render partial: 'meals/new_form' %>');

app/views/quantities/_index.html.erb

@@ -18,12 +18,12 @@
         <%
           next if q.new_record?
           quantity_class = "quantity"
-          quantity_class += " primary" unless q.columns.empty?
+          quantity_class += " primary" unless q.exposures.empty?
           quantity_class += " project idnt idnt-#{level+1}"
         %>
         <tr id="quantity-<%= q.id %>" class="<%= quantity_class %>">
           <td class="name unwrappable">
-            <div class="icon <%= q.columns.empty? ? 'icon-fav-off' : 'icon-fav' %>">
+            <div class="icon <%= q.exposures.empty? ? 'icon-fav-off' : 'icon-fav' %>">
               <%= q.name %>
             </div>
           </td>