Rails for Zombies 2 – Challenge 5-9

show.html.erb

<p id="notice"><%= notice %></p>
<ul>
  <li>
    <em>Name:</em>
    <%= @weapon.name %>
  </li>
  <li>
    <em>Condition:</em>
    <span id="condition"><%= @weapon.condition %></span> 
    <%= link_to "Toggle", toggle_condition_user_weapon_path(@user, @weapon), remote: true %>
  </li>
  <li>
    <em>Ammo:</em>
    <span id="ammo"><%= @weapon.ammo %></span>
  </li>
</ul>

<div id="reload_form">
<%= form_for [@user, @weapon], url: reload_user_weapon_path(@user, @weapon), remote: true do |f| %>
  <div class="field">
    Number of bullets to reload:
    <%= number_field_tag :ammo_to_reload, 30 %> <br />
    <%= f.submit "Reload" %>
  </div>
<% end %>
</div>

<%= link_to 'Edit', edit_weapon_path(@weapon) %> |
<%= link_to 'Back', weapons_path %>

weapons_controller.rb

class WeaponsController < ApplicationController
  def reload
    @weapon = Weapon.find(params[:id]) 

    respond_to do |format|
      if @weapon.ammo < 30
        @weapon.reload(params[:ammo_to_reload])
      
        format.json { render :json => @weapon.to_json(:only => :ammo), status: :ok }
        format.html { redirect_to @weapon, notice: 'Weapon ammo reloaded' }
      else
        format.json { render :json => @weapon.to_json(:only => :ammo), status: :unprocessable_entity }
        format.html { redirect_to @weapon, notice: 'Weapon not reloaded' }
      end
    
      format.js
    end
  end
end