{% macro form_errors(form, hiddens=True) %}
  {%- if form.errors %}
    {%- for fieldname, errors in form.errors.items() %}
      {%- if bootstrap_is_hidden_field(form[fieldname]) and hiddens or
             not bootstrap_is_hidden_field(form[fieldname]) and hiddens != 'only' %}
        {%- for error in errors %}
          <div class="alert alert-danger" role="alert">
            <p class="help-block">{{error}}</p>
          </div>
        {%- endfor %}
      {%- endif %}
    {%- endfor %}
  {%- endif %}
{%- endmacro %}

{% macro _hz_form_wrap(horizontal_columns, form_type, add_group=False, required=False) %}
{% if form_type == "horizontal" %}
  {% if add_group %}<div class="form-group{% if required %} required{% endif %}">{% endif %}
  <div class="col-{{horizontal_columns[0]}}-offset-{{horizontal_columns[1]}}
              col-{{horizontal_columns[0]}}-{{horizontal_columns[2]}}
             ">
{% endif %}
{{caller()}}

{% if form_type == "horizontal" %}
  {% if add_group %}</div>{% endif %}
  </div>
{% endif %}
{% endmacro %}

{% macro form_field(field,
                    form_type="basic",
                    horizontal_columns=('lg', 2, 10),
                    button_map={}) %}

{# this is a workaround hack for the more straightforward-code of just passing required=required parameter. older versions of wtforms do not have
the necessary fix for required=False attributes, but will also not set the required flag in the first place. we skirt the issue using the code below #}
{% if field.flags.required and not required in kwargs %}
{% set kwargs = dict(required=True, **kwargs) %}
{% endif %}

{% if field.widget.input_type == 'checkbox' %}
  {% call _hz_form_wrap(horizontal_columns, form_type, True, required=required) %}
    <div class="checkbox">
      <label>
        {{field()|safe}} {{field.label.text|safe}}
      </label>
    </div>
  {% endcall %}
{%- elif field.type == 'RadioField' -%}
  {# note: A cleaner solution would be rendering depending on the widget,
     this is just a hack for now, until I can think of something better #}

  <p><strong>{{ field.label.text }}</strong></p>

  {% call _hz_form_wrap(horizontal_columns, form_type, True, required=required) %}
    {% for item in field -%}
      <div class="radio">
        <label>
          {{item|safe}} {{item.label.text|safe}}
        </label>
      </div>
    {% endfor %}
  {% endcall %}

  {%- if field.errors %}
    {%- for error in field.errors %}
      <div class="alert alert-danger" role="alert">
        <p class="help-block">{{error}}</p>
      </div>
    {%- endfor %}
  {%- elif field.description -%}
    <p class="help-block">{{field.description|safe}}</p>
  {%- endif %}
{%- elif field.type == 'SubmitField' -%}
  {# note: same issue as above - should check widget, not field type #}
  {% call _hz_form_wrap(horizontal_columns, form_type, True, required=required) %}
    {{field(class='btn btn-%s' % button_map.get(field.name, 'default'))}}
  {% endcall %}
{%- elif field.type == 'FormField' -%}
{# note: FormFields are tricky to get right and complex setups requiring
   these are probably beyond the scope of what this macro tries to do.
   the code below ensures that things don't break horribly if we run into
   one, but does not try too hard to get things pretty. #}
  <fieldset>
    <legend>{{field.label}}</legend>
    {%- for subfield in field %}
      {% if not bootstrap_is_hidden_field(subfield) -%}
        {{ form_field(subfield,
                      form_type=form_type,
                      horizontal_columns=horizontal_columns,
                      button_map=button_map) }}
      {%- endif %}
    {%- endfor %}
  </fieldset>
{% else -%}
  <div class="form-group {% if field.errors %} has-error{% endif -%}
                         {%- if field.flags.required %} required{% endif -%}
  ">
      {%- if form_type == "inline" %}
        {{field.label(class="sr-only")|safe}}
        {% if field.type == 'FileField' %}
          {{field(**kwargs)|safe}}
        {% else %}
          {{field(class="form-control", **kwargs)|safe}}
        {% endif %}
      {% elif form_type == "horizontal" %}
        {{field.label(class="control-label " + (
          " col-%s-%s" % horizontal_columns[0:2]
        ))|safe}}
        <div class=" col-{{horizontal_columns[0]}}-{{horizontal_columns[2]}}">
          {% if field.type == 'FileField' %}
            {{field(**kwargs)|safe}}
          {% else %}
            {{field(class="form-control", **kwargs)|safe}}
          {% endif %}
        </div>
        {%- if field.errors %}
          {%- for error in field.errors %}
            {% call _hz_form_wrap(horizontal_columns, form_type, required=required) %}
              <p class="help-block">{{error}}</p>
            {% endcall %}
          {%- endfor %}
        {%- elif field.description -%}
          {% call _hz_form_wrap(horizontal_columns, form_type, required=required) %}
            <p class="help-block">{{field.description|safe}}</p>
          {% endcall %}
        {%- endif %}
      {%- else -%}
        {{field.label(class="control-label")|safe}}
        {{field(class="form-control", **kwargs)|safe}}

        {%- if field.errors %}
          {%- for error in field.errors %}
            <p class="help-block">{{error}}</p>
          {%- endfor %}
        {%- elif field.description -%}
          <p class="help-block">{{field.description|safe}}</p>
        {%- endif %}
      {%- endif %}
  </div>
{% endif %}
{% endmacro %}

{# valid form types are "basic", "inline" and "horizontal" #}
{% macro quick_form(form,
                    action="",
                    method="post",
                    extra_classes=None,
                    role="form",
                    form_type="basic",
                    horizontal_columns=('lg', 2, 10),
                    enctype=None,
                    button_map={},
                    id="") %}
<form
  {%- if action %} action="{{action}}"{% endif -%}
  {%- if id %} id="{{id}}"{% endif -%}
  {%- if method %} method="{{method}}"{% endif %}
  class="form
    {%- if extra_classes %} {{extra_classes}}{% endif -%}
    {%- if form_type == "horizontal" %} form-horizontal
    {%- elif form_type == "inline" %} form-inline
    {%- endif -%}
  "
  {%- if enctype %} enctype="{{enctype}}"{% endif -%}
  {%- if role %} role="{{role}}"{% endif -%}
  >
  {{ form.hidden_tag() }}
  {{ form_errors(form, hiddens='only') }}

  {%- for field in form %}
    {% if not bootstrap_is_hidden_field(field) -%}
      {{ form_field(field,
                    form_type=form_type,
                    horizontal_columns=horizontal_columns,
                    button_map=button_map) }}
    {%- endif %}
  {%- endfor %}

</form>
{%- endmacro %}