{% macro display_datetime(dt) %}{{ dt.strftime("%a, %d, %b %Y %H:%M %z") }}{% endmacro %}
{% macro display_time(dt) %}
  {% if dt %}{{ dt.strftime("%H:%M %z") }}{% endif %}
{% endmacro %}
{% macro display_date(dt) %}{{ dt.strftime("%a %-d %b %Y") }}{% endmacro %}
{% macro display_date_no_year(dt) %}{{ dt.strftime("%a %-d %b") }}{% endmacro %}

{% macro format_distance(distance) %}
  {{ "{:,.0f} km / {:,.0f} miles".format(distance, distance / 1.60934) }}
{% endmacro %}

{% macro trip_link(trip) %}
    <a href="{{ url_for("trip_page", start=trip.start.isoformat()) }}">{{ trip.title }}</a>
{% endmacro %}

{% macro conference_row(item, badge, show_flags=True) %}
  {% set country = get_country(item.country) if item.country else None %}
  <div class="grid-item text-end">{{ item.start.strftime("%a, %d %b %Y") }}</div>
  <div class="grid-item text-end">{{ item.end.strftime("%a, %d %b") }}</div>
  <div class="grid-item">
    {% if item.url %}
      <a href="{{ item.url }}">{{ item.name }}</a>
    {% else %}
      {{ item.name }}
    {% endif %}
    {% if item.going and not (item.accommodation_booked or item.travel_booked) %}
      <span class="badge text-bg-primary">
        {{ badge }}
      </span>
    {% endif %}
    {% if item.accommodation_booked %}
      <span class="badge text-bg-success">accommodation</span>
    {% endif %}
    {% if item.transport_booked %}
      <span class="badge text-bg-success">transport</span>
    {% endif %}
  </div>
  <div class="grid-item text-end">
    {% if item.price and item.currency %}
      <span class="badge bg-info text-nowrap">{{ "{:,d}".format(item.price | int) }} {{ item.currency }}</span>
      {% if item.currency != "GBP" and item.currency in fx_rate %}
        <span class="badge bg-info text-nowrap">{{ "{:,.2f}".format(item.price / fx_rate[item.currency]) }} GBP</span>
      {% endif %}
    {% elif item.free %}
      <span class="badge bg-success text-nowrap">free to attend</span>
    {% endif %}
  </div>
  <div class="grid-item">{{ item.topic }}</div>
  <div class="grid-item">{{ item.location }}</div>
  <div class="grid-item text-end">{{ display_date(item.cfp_end) if item.cfp_end else "" }}</div>
  <div class="grid-item">
    {% if country %}
      {% if show_flags %}{{ country.flag }}{% endif %} {{ country.name }}
    {% elif item.online %}
      💻 Online
    {% else %}
      <span class="text-bg-danger p-2">
        country code <strong>{{ item.country }}</strong> not found
      </span>
    {% endif %}
  </div>
{% endmacro %}

{% macro accommodation_row(item, badge, show_flags=True) %}
  {% set country = get_country(item.country) %}

  {% set nights = (item.to.date() - item.from.date()).days %}
  <div class="grid-item text-end">{{ item.from.strftime("%a, %d %b %Y") }}</div>
  <div class="grid-item text-end">{{ item.to.strftime("%a, %d %b") }}</div>
  <div class="grid-item text-end">{% if nights == 1 %}1 night{% else %}{{ nights }} nights{% endif %}</div>
  <div class="grid-item">{{ item.operator }}</div>
  <div class="grid-item">{{ item.location }}</div>
  <div class="grid-item">
    {% if country %}
      {% if show_flags %}{{ country.flag }}{% endif %} {{ country.name }}
    {% else %}
      <span class="text-bg-danger p-2">
        country code <strong>{{ item.country }}</strong> not found
      </span>
    {% endif %}
  </div>
  <div class="grid-item">
    {% if g.user.is_authenticated and item.url %}
      <a href="{{ item.url }}">{{ item.name }}</a>
    {% else %}
      {{ item.name }}
    {% endif %}
  </div>
  <div class="grid-item text-end">
    {% if g.user.is_authenticated and item.price and item.currency %}
      <span class="badge bg-info text-nowrap">{{ "{:,f}".format(item.price) }} {{ item.currency }}</span>
      {% if item.currency != "GBP" %}
        <span class="badge bg-info text-nowrap">{{ "{:,.2f}".format(item.price / fx_rate[item.currency]) }} GBP</span>
      {% endif %}
    {% endif %}
  </div>
{% endmacro %}

{% macro flight_booking_row(booking, show_flags=True) %}
  <div class="grid-item">
    {% if g.user.is_authenticated %}
      {{ booking.booking_reference or "reference missing" }}
    {% else %}
      <em>redacted</em>
    {% endif %}
  </div>

  <div class="grid-item text-end">
    {% if g.user.is_authenticated and booking.price and booking.currency %}
      <span class="badge bg-info text-nowrap">{{ "{:,f}".format(booking.price) }} {{ booking.currency }}</span>
      {% if booking.currency != "GBP" %}
        <span class="badge bg-info text-nowrap">{{ "{:,.2f}".format(booking.price / fx_rate[booking.currency]) }} GBP</span>
      {% endif %}
    {% endif %}
  </div>
  {% for i in range(8) %}
    <div class="grid-item"></div>
  {% endfor %}

  {% for item in booking.flights %}
    {% set full_flight_number = item.airline + item.flight_number %}
    {% set radarbox_url = "https://www.radarbox.com/data/flights/" + full_flight_number %}
    <div class="grid-item"></div>
    <div class="grid-item"></div>
    <div class="grid-item text-end">{{ item.depart.strftime("%a, %d %b %Y") }}</div>
    <div class="grid-item">{{ item.from }} &rarr; {{ item.to }}</div>
    <div class="grid-item">{{ item.depart.strftime("%H:%M") }}</div>
    <div class="grid-item">
      {% if item.arrive %}
        {{ item.arrive.strftime("%H:%M") }}
        {% if item.arrive.date() != item.depart.date() %}+1 day{% endif %}
      {% endif %}
    </div>
    <div class="grid-item">{{ item.duration }}</div>
    <div class="grid-item">{{ full_flight_number }}</div>
    <div class="grid-item">
      <a href="https://www.flightradar24.com/data/flights/{{ full_flight_number | lower }}">flightradar24</a>
      | <a href="https://uk.flightaware.com/live/flight/{{ full_flight_number | replace("U2", "EZY") }}">FlightAware</a>
      | <a href="{{ radarbox_url }}">radarbox</a>
    </div>
    <div class="grid-item text-end">
      {% if item.distance %}
        {{ "{:,.0f} km / {:,.0f} miles".format(item.distance, item.distance / 1.60934) }}
      {% endif %}
    </div>
  {% endfor %}
{% endmacro %}

{% macro flight_row(item) %}
  {% set full_flight_number = item.airline + item.flight_number %}
  {% set radarbox_url = "https://www.radarbox.com/data/flights/" + full_flight_number %}
  <div class="grid-item text-end">{{ item.depart.strftime("%a, %d %b %Y") }}</div>
  <div class="grid-item">{{ item.from }} &rarr; {{ item.to }}</div>
  <div class="grid-item">{{ item.depart.strftime("%H:%M") }}</div>
  <div class="grid-item">
    {% if item.arrive %}
      {{ item.arrive.strftime("%H:%M") }}
      {% if item.arrive.date() != item.depart.date() %}+1 day{% endif %}
    {% endif %}
  </div>
  <div class="grid-item">{{ item.duration }}</div>
  <div class="grid-item">{{ full_flight_number }}</div>
  <div class="grid-item">
    {% if g.user.is_authenticated %}
      {{ item.booking_reference }}
    {% else %}
      <em>redacted</em>
    {% endif %}
  </div>
  <div class="grid-item">
    <a href="https://www.flightradar24.com/data/flights/{{ full_flight_number | lower }}">flightradar24</a>
    | <a href="https://uk.flightaware.com/live/flight/{{ full_flight_number | replace("U2", "EZY") }}">FlightAware</a>
    | <a href="{{ radarbox_url }}">radarbox</a>
  </div>
  <div class="grid-item text-end">
    {% if item.distance %}
      {{ "{:,.0f} km / {:,.0f} miles".format(item.distance, item.distance / 1.60934) }}
    {% endif %}
  </div>
  <div class="grid-item text-end">
    {% if g.user.is_authenticated and item.price and item.currency %}
      <span class="badge bg-info text-nowrap">{{ "{:,f}".format(item.price) }} {{ item.currency }}</span>
      {% if item.currency != "GBP" %}
        <span class="badge bg-info text-nowrap">{{ "{:,.2f}".format(item.price / fx_rate[item.currency]) }} GBP</span>
      {% endif %}
    {% endif %}
  </div>
{% endmacro %}

{% macro train_row(item) %}
  {% set url = item.url %}
  <div class="grid-item text-end">{{ item.depart.strftime("%a, %d %b %Y") }}</div>
  <div class="grid-item">
    {% if g.user.is_authenticated and item.url %}<a href="{{ url }}">{% endif %}
      {{ item.from }} &rarr; {{ item.to }}
    {% if g.user.is_authenticated and item.url %}</a>{% endif %}
  </div>
  <div class="grid-item">{{ item.depart.strftime("%H:%M") }}</div>
  <div class="grid-item">
    {% if item.arrive %}
      {{ item.arrive.strftime("%H:%M") }}
      {% if item.depart != item.arrive and item.arrive.date() != item.depart.date() %}+1 day{% endif %}
    {% endif %}
  </div>
  <div class="grid-item">{{ ((item.arrive - item.depart).total_seconds() // 60) | int }} mins</div>
  <div class="grid-item">{{ item.operator }}</div>
  <div class="grid-item">
    {% if g.user.is_authenticated %}
      {{ item.booking_reference }}
    {% else %}
      <em>redacted</em>
    {% endif %}
  </div>
  <div class="grid-item">
    {% for leg in item.legs %}
      {% if leg.url %}
        <a href="{{ leg.url }}">[{{ loop.index }}]</a>
      {% endif %}
    {% endfor %}
  </div>
  <div class="grid-item text-end">
    {% if item.distance %}
      {{ "{:,.0f} km / {:,.0f} miles".format(item.distance, item.distance / 1.60934) }}
    {% endif %}
  </div>
  <div class="grid-item text-end">
    {% if g.user.is_authenticated and item.price and item.currency %}
      <span class="badge bg-info text-nowrap">{{ "{:,f}".format(item.price) }} {{ item.currency }}</span>
      {% if item.currency != "GBP" and item.currency in fx_rate %}
        <span class="badge bg-info text-nowrap">{{ "{:,.2f}".format(item.price / fx_rate[item.currency]) }} GBP</span>
      {% endif %}
    {% endif %}
  </div>
{% endmacro %}

{% macro ferry_row(item) %}
  <div class="grid-item text-end">{{ item.depart.strftime("%a, %d %b %Y") }}</div>
  <div class="grid-item">
      {{ item.from }} &rarr; {{ item.to }}
  </div>

  <div class="grid-item">{{ item.depart.strftime("%H:%M") }}</div>
  <div class="grid-item">
    {% if item.arrive %}
      {{ item.arrive.strftime("%H:%M") }}
      {% if item.depart != item.arrive and item.arrive.date() != item.depart.date() %}+1 day{% endif %}
    {% endif %}
  </div>

  <div class="grid-item"></div>
  <div class="grid-item">{{ item.operator }}</div>
  <div class="grid-item"></div>
  <div class="grid-item"></div>
  <div class="grid-item"></div>

  <div class="grid-item text-end">
    {% if g.user.is_authenticated and item.price and item.currency %}
      <span class="badge bg-info text-nowrap">{{ "{:,f}".format(item.price) }} {{ item.currency }}</span>
      {% if item.currency != "GBP" %}
        <span class="badge bg-info text-nowrap">{{ "{:,.2f}".format(item.price / fx_rate[item.currency]) }} GBP</span>
      {% endif %}
    {% endif %}
  </div>


  {# <div class="grid-item">{{ item | pprint }}</div> #}
{% endmacro %}

{% macro flag(trip, flag) %}{% if trip.show_flags %}{{ flag }}{% endif %}{% endmacro %}

{% macro conference_list(trip) %}
  {% for item in trip.conferences %}
    {% set country = get_country(item.country) if item.country else None %}
    <div class="card my-1">
      <div class="card-body">
        <h5 class="card-title">
          <a href="{{ item.url }}">{{ item.name }}</a>
          <small class="text-muted">
            {{ display_date_no_year(item.start) }} to {{ display_date_no_year(item.end) }}
          </small>
        </h5>
        <p class="card-text">
          Topic: {{ item.topic }}
          | Venue: {{ item.venue }}
          | Location: {{ item.location }}
          {% if country %}
            {{ country.flag }}
          {% elif item.online %}
            💻 Online
          {% else %}
            <span class="text-bg-danger p-2">
              country code <strong>{{ item.country }}</strong> not found
            </span>
          {% endif %}
          {% if item.free %}
            | <span class="badge bg-success text-nowrap">free to attend</span>
          {% elif item.price and item.currency %}
            | <span class="badge bg-info text-nowrap">price: {{ item.price }} {{ item.currency }}</span>
          {% endif %}
        </p>
      </div>
    </div>
  {% endfor %}
{% endmacro %}

{% macro trip_item(trip) %}
  {% set distances_by_transport_type = trip.distances_by_transport_type() %}
  {% set total_distance = trip.total_distance() %}
  {% set end = trip.end %}
  <div class="border border-2 rounded mb-2 p-2">
    <h3>
    {{ trip_link(trip) }}
    <small class="text-muted">({{ display_date(trip.start) }})</small></h3>
    <ul class="list-unstyled">
    {% for c in trip.countries %}
      <li>
        {{ c.name }}
        {{ c.flag }}
      </li>
    {% endfor %}
    </ul>
    {% if end %}
      <div>Dates: {{ display_date_no_year(trip.start) }} to {{ display_date_no_year(end) }}
      {% if g.user.is_authenticated and trip.start <= today %}
        <a href="https://photos.4angle.com/search?query=%7B%22takenAfter%22%3A%22{{trip.start}}T00%3A00%3A00.000Z%22%2C%22takenBefore%22%3A%22{{end}}T23%3A59%3A59.999Z%22%7D">photos</a>
      {% endif %}
      </div>
    {% else %}
      <div>Start: {{ display_date_no_year(trip.start) }} (end date missing)</div>
    {% endif %}
    {% if total_distance %}
      <div>
        Total distance:
        {{ format_distance(total_distance) }}
      </div>
    {% endif %}

    {% if distances_by_transport_type %}
      {% for transport_type, distance in distances_by_transport_type %}
        <div>
          {{ transport_type | title }}
          distance: {{format_distance(distance) }}
        </div>
      {% endfor %}
    {% endif %}

    {{ conference_list(trip) }}

    {% for day, elements in trip.elements_grouped_by_day() %}
      <h4>{{ display_date_no_year(day) }}
        {% if g.user.is_authenticated and day <= today %}
          <span class="lead">
            <a href="https://photos.4angle.com/search?query=%7B%22takenAfter%22%3A%22{{day}}T00%3A00%3A00.000Z%22%2C%22takenBefore%22%3A%22{{day}}T23%3A59%3A59.999Z%22%7D">photos</a>
          </span>
        {% endif %}
      </h4>
        {% set accommodation_label = {"check-in": "check-in from", "check-out": "check-out by"} %}
        {% for e in elements %}
          {% if e.element_type in accommodation_label %}
            {% set c = get_country(e.detail.country) %}
            <div>
              {{ e.get_emoji() }} {{ e.title }} {{ flag(trip, c.flag) }}
              ({{ accommodation_label[e.element_type] }} {{ display_time(e.start_time) }})
            </div>
          {% else %}
            <div>
              {{ e.get_emoji() }}
              {{ display_time(e.start_time) }}
              &ndash;
              {{ e.start_loc }} {{ flag(trip, e.start_country.flag) }}
              →
              {{ display_time(e.end_time) }}
              &ndash;
              {{ e.end_loc }} {{ flag(trip, e.end_country.flag) }}
              {% if e.element_type == "flight" %}
                {% set full_flight_number = e.detail.airline + e.detail.flight_number %}
                {% set radarbox_url = "https://www.radarbox.com/data/flights/" + full_flight_number %}
                <span class="text-nowrap"><strong>airline:</strong> {{ e.detail.airline_name }}</span>
                <span class="text-nowrap"><strong>flight number:</strong> {{ e.detail.airline }}{{ e.detail.flight_number }}</span>
                {% if e.detail.duration %}
                  <span class="text-nowrap"><strong>duration:</strong> {{ e.detail.duration }}</span>
                {% endif %}
                {# <pre>{{ e.detail | pprint }}</pre> #}
              {% endif %}
              {% if e.detail.distance %}
                <span class="text-nowrap"><strong>distance:</strong> {{ format_distance(e.detail.distance) }}</span>
              {% endif %}
              {% if e.element_type == "flight" %}
                <a href="https://www.flightradar24.com/data/flights/{{ full_flight_number | lower }}">flightradar24</a>
                | <a href="https://uk.flightaware.com/live/flight/{{ full_flight_number | replace("U2", "EZY") }}">FlightAware</a>
                | <a href="{{ radarbox_url }}">radarbox</a>
              {% endif %}
            </div>
        {% endif %}
        {% endfor %}
    {% endfor %}

  </div>
{% endmacro %}