form.html.eex

<%= form_for @changeset, @action, [multipart: true], fn f -> %>
  <%= if @changeset.action do %>
    <div class="alert alert-danger">
      <p>Oops, something went wrong! Please check the errors below:</p>
      <ul>
        <%= for {attr, message} <- f.errors do %>
          <li><%= humanize(attr) %> <%= message %></li>
        <% end %>
      </ul>
    </div>
  <% end %>

  <div class="form-group">
    <%= label f, :name, "Name", class: "control-label" %>
    <%= text_input f, :name, class: "form-control" %>
  </div>

  <div class="form-group">
    <%= unless @conn.assigns[:company] do %>
      <%= Logo.url({@company.logo, @company}, :thumb) %>
    <% end %>

    <%= label f, :logo, "Logo", class: "control-label" %>
    <%= file_input f, :logo, class: "form-control" %>
  </div>

  <div class="form-group">
    <%= submit "Save", class: "btn btn-primary" %>
  </div>
<% end %>




-----




<div class="row">
  <div class="col-lg-12">
    <h1 class="page-header">New company</h1>
  </div>
</div>
<%= render "form.html", changeset: @changeset,
                        action: admin_company_path(@conn, :create) %>