{% from "../error-message/macro.njk" import govukErrorMessage -%}
{% from "../fieldset/macro.njk" import govukFieldset %}
{% from "../hint/macro.njk" import govukHint %}
{% from "../input/macro.njk" import govukInput %}

{#- a record of other elements that we need to associate with the input using
   aria-describedby – for example hints or error messages -#}
{% set describedBy = params.fieldset.describedBy if params.fieldset.describedBy else "" %}

{% if params.items | length %}
  {% set dateInputItems = params.items %}
{% else %}
  {% set dateInputItems = [
    {
      name: "day",
      classes: "govuk-input--width-2"
    },
    {
      name: "month",
      classes: "govuk-input--width-2"
    },
    {
      name: "year",
      classes: "govuk-input--width-4"
    }
  ] %}
{% endif %}

{#- Capture the HTML so we can optionally nest it in a fieldset -#}
{% set innerHtml %}
{% if params.hint %}
  {% set hintId = params.id + "-hint" %}
  {% set describedBy = describedBy + " " + hintId if describedBy else hintId %}
  {{ govukHint({
    id: hintId,
    classes: params.hint.classes,
    attributes: params.hint.attributes,
    html: params.hint.html,
    text: params.hint.text
  }) | indent(2) | trim }}
{% endif %}
{% if params.errorMessage %}
  {% set errorId = params.id + "-error" %}
  {% set describedBy = describedBy + " " + errorId if describedBy else errorId %}
  {{ govukErrorMessage({
    id: errorId,
    classes: params.errorMessage.classes,
    attributes: params.errorMessage.attributes,
    html: params.errorMessage.html,
    text: params.errorMessage.text,
    visuallyHiddenText: params.errorMessage.visuallyHiddenText
  }) | indent(2) | trim }}
{% endif %}
  <div class="govuk-date-input {%- if params.classes %} {{ params.classes }}{% endif %}"
    {%- for attribute, value in params.attributes %} {{attribute}}="{{value}}"{% endfor %}
    {%- if params.id %} id="{{ params.id }}"{% endif %}>
    {% for item in dateInputItems %}
    <div class="govuk-date-input__item">
      {{ govukInput({
        label: {
          text: item.label if item.label else item.name | capitalize,
          classes: "govuk-date-input__label"
        },
        id: item.id if item.id else (params.id + "-" + item.name),
        classes: "govuk-date-input__input " + (item.classes if item.classes),
        name: (params.namePrefix + "-" + item.name) if params.namePrefix else item.name,
        value: item.value,
        type: "text",
        inputmode: item.inputmode if item.inputmode else "numeric",
        autocomplete: item.autocomplete,
        pattern: item.pattern if item.pattern else "[0-9]*",
        attributes: item.attributes
      }) | indent(6) | trim }}
    </div>
  {% endfor %}
  </div>
{% endset %}

<div class="govuk-form-group {%- if params.errorMessage %} govuk-form-group--error{% endif %} {%- if params.formGroup.classes %} {{ params.formGroup.classes }}{% endif %}">
{% if params.fieldset %}
{#- We override the fieldset's role to 'group' because otherwise JAWS does not
    announce the description for a fieldset comprised of text inputs, but
    adding the role to the fieldset always makes the output overly verbose for
    radio buttons or checkboxes. -#}
  {% call govukFieldset({
    describedBy: describedBy,
    classes: params.fieldset.classes,
    role: 'group',
    attributes: params.fieldset.attributes,
    legend: params.fieldset.legend
  }) %}
  {{ innerHtml | trim | safe }}
  {% endcall %}
{% else %}
  {{ innerHtml | trim | safe }}
{% endif %}
</div>