{% extends 'base.html' %}
{% block content %}
<div class="container mt-4">
  <h3 class="text-primary mb-3">Batch Detail</h3>

  <div class="alert alert-info d-flex justify-content-between align-items-center">
    <div>
      <div><strong>Batch:</strong> <code>{{ batch.batch_key }}</code></div>
      <div><strong>FY:</strong> {{ batch.fy_label }} |
           <strong>Leave Type ID:</strong> {{ batch.leave_type_id }} |
           <strong>Strategy:</strong> {{ batch.strategy }}</div>
      <div><strong>Run At:</strong> {{ batch.run_at.strftime('%Y-%m-%d %H:%M') if batch.run_at }} |
           <strong>Status:</strong>
           {% if batch.is_revoked %}<span class="badge bg-secondary">Revoked</span>
           {% else %}<span class="badge bg-success">Active</span>{% endif %}
      </div>
      <div class="mt-1 text-muted">Entries: {{ count }} | Total Δ: {{ '%.2f'|format(total_delta) }}</div>
    </div>
    <div class="d-flex gap-2">
      <a class="btn btn-outline-secondary btn-sm" href="{{ url_for('leave.allocation_batches') }}">Back</a>
      <a class="btn btn-outline-primary btn-sm" href="{{ url_for('leave.allocation_batch_export', batch_id=batch.id) }}">Export CSV</a>
      {% if not batch.is_revoked %}
      <form method="post" action="{{ url_for('leave.revoke_allocation_batch', batch_id=batch.id) }}">
        <button class="btn btn-outline-danger btn-sm" onclick="return confirm('Revoke this batch? This subtracts each entry’s credited delta.')">
          Revoke
        </button>
      </form>
      {% endif %}
    </div>
  </div>

  <div class="card shadow-sm">
    <div class="table-responsive">
      <table class="table table-bordered m-0">
        <thead class="table-light">
          <tr>
            <th>#</th>
            <th>Emp Code</th>
            <th>Employee</th>
            <th>Leave Type</th>
            <th>FY</th>
            <th>Prev</th>
            <th>Δ</th>
            <th>New</th>
          </tr>
        </thead>
        <tbody>
          {% for row in entries %}
          {% set e = row.LeaveAllocationEntry %}
          <tr class="{{ 'table-light' if batch.is_revoked }}">
            <td>{{ loop.index }}</td>
            <td>{{ row.employee_code }}</td>
            <td>{{ row.full_name }}</td>
            <td>{{ row.lt_name }} ({{ row.lt_code }})</td>
            <td>{{ e.fy_label }}</td>
            <td>{{ e.previous_balance }}</td>
            <td>{{ e.credit_delta }}</td>
            <td>{{ e.new_balance }}</td>
          </tr>
          {% endfor %}
          {% if not entries %}
          <tr>
            <td colspan="8" class="text-center text-muted">No entries in this batch.</td>
          </tr>
          {% endif %}
        </tbody>
      </table>
    </div>
  </div>
</div>
{% endblock %}