{% extends "leases/base.html" %}{% load lease_extras %}
{% block title %}Modify {{ lease.reference }}{% endblock %}
{% block content %}
<h1>Modify {{ lease.reference }}</h1>
<p class="muted"><a href="{% url 'lease_detail' lease.pk %}">Back to lease</a>. The effective date snaps to the lease's monthly boundary (day {{ lease.commencement_date.day }}).</p>
{% if error %}<div class="flash error">{{ error }}</div>{% endif %}
<div class="wizard-layout">
<form method="post" class="wizard" id="event-form">
  {% csrf_token %}
  {{ form.non_field_errors }}
  {% for f in form %}<div class="field" data-field="{{ f.name }}">{{ f.label_tag }}{{ f }}{{ f.errors }}{% if f.help_text %}<small>{{ f.help_text }}</small>{% endif %}</div>{% endfor %}
  <div class="actions"><button name="action" value="preview">Preview before / after</button> <button name="action" value="save" class="primary">Save modification</button></div>
</form>
<aside class="preview">
  <h3>Before and after</h3>
  {% if info %}
    {% if info.result %}
    <table class="data compact"><thead><tr><th></th><th class="num">Before</th><th class="num">After</th></tr></thead><tbody>
      <tr><td>Lease liability</td><td class="num">{{ info.result.liability_before|money }}</td><td class="num">{{ info.result.liability_after|money }}</td></tr>
      <tr><td>ROU asset (net)</td><td class="num">{{ info.result.rou_before|money }}</td><td class="num">{{ info.result.rou_after|money }}</td></tr>
      <tr><td>Remaining payments</td><td class="num">{{ info.result.remaining_payments_before|money }}</td><td class="num">{{ info.result.remaining_payments_after|money }}</td></tr>
      <tr><td>Discount rate</td><td class="num">{{ info.result.rate_before|pct }}</td><td class="num">{{ info.result.rate_after|pct }}</td></tr>
      <tr><td>Lease end</td><td class="num">{{ info.before.last_day|date:"d M Y" }}</td><td class="num">{{ info.after.last_day|date:"d M Y" }}</td></tr>
      <tr><td><b>Gain / (loss) in P&amp;L</b></td><td></td><td class="num"><b>{{ info.result.gain_loss|money }}</b></td></tr>
    </tbody></table>
    <p class="muted">{{ info.result.summary }}</p>
    {% else %}
    <p>Accounted for as a separate lease <b>{{ info.child.reference }}</b>; the original lease is unchanged.</p>
    <table class="data compact"><tbody>
      <tr><td>New lease liability</td><td class="num">{{ info.child_schedule.initial_liability|money }}</td></tr>
      <tr><td>New ROU asset</td><td class="num">{{ info.child_schedule.initial_rou|money }}</td></tr>
    </tbody></table>
    {% endif %}
  {% else %}<p class="muted">Choose a modification type, fill the fields it needs, and press Preview.</p>{% endif %}
  <details><summary>Which fields apply?</summary><ul class="muted">
    <li>Term extension / reassessment: months, revised rate, optional new payment</li>
    <li>Payment change: new payment, revised rate</li><li>CPI change: index ratio (original rate)</li>
    <li>Scope decrease: % decrease, revised rate</li><li>Separate lease: payment, term, rate</li><li>Early termination: optional penalty</li></ul></details>
</aside>
</div>
{% endblock %}