fix carts

Author: Theresa

app/controllers/carts_controller.rb

@@ -24,7 +24,8 @@ def edit
   # POST /carts
   # POST /carts.json
   def create
-    @cart = Cart.new(cart_params)
+    @cart = Cart.new
+    @cart.user = current_user
 
     respond_to do |format|
       if @cart.save
@@ -41,13 +42,8 @@ def create
   # PATCH/PUT /carts/1.json
   def update
     respond_to do |format|
-      if @cart.update(cart_params)
-        format.html { redirect_to @cart, notice: 'Cart was successfully updated.' }
-        format.json { render :show, status: :ok, location: @cart }
-      else
-        format.html { render :edit }
-        format.json { render json: @cart.errors, status: :unprocessable_entity }
-      end
+      format.html { render :edit }
+      format.json { render json: @cart.errors, status: :unprocessable_entity }
     end
   end
 
@@ -68,7 +64,4 @@ def set_cart
     end
 
     # Never trust parameters from the scary internet, only allow the white list through.
-    def cart_params
-      params.require(:cart).permit(:user_id)
-    end
 end

app/views/carts/_form.html.erb

@@ -12,13 +12,13 @@
   <% end %>
 
   <% if @cart.persisted?%>
-    <dl class="dl-horizontal">
+    <dl class="dl-horizontal col-md-12">
       <dt>Exercises</dt>
         <% if @cart.user === current_user %>
             <% if @cart.exercises %>
                 <% @cart.exercises.each do |exercise| %>
                     <dd><%= link_to exercise.title, exercise_path(exercise) %></dd>
-                    <dd><%= link_to 'Delete', nil, class:'btn btn-danger btn-xs' %></dd>
+                    <dd><%= link_to 'Delete', @cart.exercises.delete(exercise), method: :delete, data: { confirm: 'Are you sure?' }, class:'btn btn-danger btn-xs' %></dd>
                 <% end %>
             <% else%>
                 <dd> <%= 'No exercises added' %></dd>