Implement measurements create/destroy and display existing readouts

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

app/controllers/measurements_controller.rb

@@ -1,7 +1,12 @@
 class MeasurementsController < ApplicationController
+  before_action :find_readout, only: :destroy
+
+  before_action except: :index do
+    raise AccessForbidden unless current_user.at_least(:active)
+  end
+
   def index
-    @measurements = []
+    @measurements = current_user.readouts.includes(:quantity, :unit).order(created_at: :desc)
-    #@measurements = current_user.units.ordered.includes(:base, :subunits)
   end
 
   def new
@@ -9,8 +14,26 @@ class MeasurementsController < ApplicationController
   end
 
   def create
+    readout_params = params.permit(readouts: Readout::ATTRIBUTES).fetch(:readouts, [])
+    @readouts = readout_params.map { |rp| current_user.readouts.build(rp) }
+
+    if @readouts.present? && @readouts.all?(&:valid?)
+      ActiveRecord::Base.transaction { @readouts.each(&:save!) }
+      flash.now[:notice] = t('.success', count: @readouts.size)
+    else
+      errors = @readouts.flat_map { |r| r.errors.full_messages }
+      flash.now[:alert] = errors.present? ? errors.first : t('.no_readouts')
+    end
   end
 
   def destroy
+    @readout.destroy!
+    flash.now[:notice] = t('.success')
+  end
+
+  private
+
+  def find_readout
+    @readout = current_user.readouts.find(params[:id])
   end
 end

app/views/measurements/_readout.html.erb

@@ -0,0 +1,12 @@
+<%= tag.tr id: dom_id(readout) do %>
+  <td><%= readout.quantity %></td>
+  <td class="ralign"><%= readout.value %></td>
+  <td><%= readout.unit %></td>
+  <td><%= l(readout.created_at) %></td>
+  <% if current_user.at_least(:active) %>
+    <td class="flex">
+      <%= image_button_to t('.destroy'), 'delete-outline', measurement_path(readout),
+        method: :delete, data: {turbo_stream: true} %>
+    </td>
+  <% end %>
+<% end %>

app/views/measurements/create.turbo_stream.erb

@@ -0,0 +1,11 @@
+<% if @readouts.all?(&:persisted?) %>
+  <%= turbo_stream.update :flashes %>
+  <%= turbo_stream.remove :measurement_form %>
+  <%= turbo_stream.enable :new_measurement_link %>
+  <%= turbo_stream.remove :no_items %>
+  <% @readouts.each do |readout| %>
+    <%= turbo_stream.prepend :measurements, readout %>
+  <% end %>
+<% else %>
+  <%= turbo_stream.update :flashes %>
+<% end %>

app/views/measurements/destroy.turbo_stream.erb

@@ -0,0 +1,3 @@
+<%= turbo_stream.update :flashes %>
+<%= turbo_stream.remove @readout %>
+<%= turbo_stream.append(:measurements, render_no_items) if current_user.readouts.empty? %>

app/views/measurements/index.html.erb

@@ -7,7 +7,18 @@
   <% end %>
 </div>
 
-<table class="main-area">
+<table class="main-area items-table">
+  <thead>
+    <tr>
+      <th><%= Quantity.model_name.human %></th>
+      <th><%= Readout.human_attribute_name(:value) %></th>
+      <th><%= Unit.model_name.human %></th>
+      <th><%= Readout.human_attribute_name(:created_at) %></th>
+      <% if current_user.at_least(:active) %>
+        <th></th>
+      <% end %>
+    </tr>
+  </thead>
   <tbody id="measurements">
     <%= render(@measurements) || render_no_items %>
   </tbody>

config/locales/en.yml

@@ -13,6 +13,9 @@ en:
       quantity:
         description: Description
         name: Name
+      readout:
+        created_at: Recorded at
+        value: Value
       unit:
         base: Base unit
         description: Description
@@ -89,6 +92,15 @@ en:
       taken_at_html: Measurement taken at 
     index:
       new_measurement: Add measurement
+    readout:
+      destroy: Delete
+    create:
+      success:
+        one: Recorded 1 measurement.
+        other: Recorded %{count} measurements.
+      no_readouts: No readouts selected.
+    destroy:
+      success: Measurement deleted.
   quantities:
     navigation: Quantities
     no_items: There are no configured quantities. You can Add some or Import from defaults.