{% extends "base.html" %}
{% block title %}Issues Aging{% endblock %}
{% block content %}

{# ── Sub-nav ── #}
{% include 'reports/_subnav.html' %}

<div class="d-flex justify-content-between align-items-start mb-4">
  <div>
    <h2><i class="bi bi-clock-history text-danger me-2"></i>Issues Aging</h2>
    <p class="text-muted mb-0">All currently open issues grouped by how long they have been waiting.</p>
  </div>
  <a href="{{ url_for('reports.export_issues_aging', severity=severity_filter, facility_id=facility_id_filter or '') }}"
     class="btn btn-sm btn-outline-success">
    <i class="bi bi-file-earmark-excel me-1"></i>Export Excel
  </a>
</div>

{# ── Filters ── #}
<div class="card shadow-sm mb-4">
  <div class="card-body py-2">
    <form method="get" class="row g-2 align-items-end">
      <div class="col-md-2">
        <label class="form-label small mb-1">Severity</label>
        <select name="severity" class="form-select form-select-sm">
          <option value="">All</option>
          {% for s in ['critical','high','medium','low'] %}
          <option value="{{ s }}" {{ 'selected' if severity_filter == s }}>{{ s|title }}</option>
          {% endfor %}
        </select>
      </div>
      {% if projects %}
      <div class="col-md-2">
        <label class="form-label small mb-1">Contract</label>
        <select id="aging_contract_sel" class="form-select form-select-sm">
          <option value="">All Contracts</option>
          {% for p in projects %}
          <option value="{{ p.id }}">{{ p.name }}</option>
          {% endfor %}
        </select>
      </div>
      {% endif %}
      <div class="col-md-3">
        <label class="form-label small mb-1">Facility</label>
        <select id="aging_facility_sel" name="facility_id" class="form-select form-select-sm">
          <option value="">All Facilities</option>
          {% for f in facilities %}
          <option value="{{ f.id }}" {{ 'selected' if facility_id_filter == f.id }}>{{ f.name }}</option>
          {% endfor %}
        </select>
      </div>
      <div class="col-auto">
        <button class="btn btn-sm btn-primary">Apply</button>
        <a href="{{ url_for('reports.issues_aging') }}" class="btn btn-sm btn-outline-secondary">Clear</a>
      </div>
    </form>
  </div>
</div>

{% if projects %}
<script>
(function () {
  var contractSel = document.getElementById('aging_contract_sel');
  var facSel = document.getElementById('aging_facility_sel');
  if (!contractSel || !facSel) return;
  var allOpts = Array.from(facSel.options).map(function (o) { return {v: o.value, t: o.text}; });
  contractSel.addEventListener('change', function () {
    var pid = this.value;
    facSel.innerHTML = '<option value="">All Facilities</option>';
    if (!pid) {
      allOpts.slice(1).forEach(function (o) {
        var opt = document.createElement('option'); opt.value = o.v; opt.text = o.t;
        facSel.appendChild(opt);
      });
      return;
    }
    fetch('/inspections/facilities_for_project/' + pid)
      .then(function (r) { return r.json(); })
      .then(function (data) {
        data.forEach(function (f) {
          var opt = document.createElement('option'); opt.value = f.id; opt.text = f.name;
          facSel.appendChild(opt);
        });
      });
  });
}());
</script>
{% endif %}

{# ── KPI row ── #}
<div class="row g-3 mb-4">
  <div class="col-6 col-md-4">
    <div class="card shadow-sm border-0 h-100" style="background:#fff7ed;">
      <div class="card-body">
        <div class="small fw-semibold text-muted mb-1">Total Open</div>
        <div class="fs-1 fw-bold" style="color:#ea580c;">{{ total }}</div>
        <div class="small text-muted">unresolved issues</div>
      </div>
    </div>
  </div>
  <div class="col-6 col-md-4">
    <div class="card shadow-sm border-0 h-100" style="background:#fef2f2;">
      <div class="card-body">
        <div class="small fw-semibold text-muted mb-1">SLA Breached</div>
        <div class="fs-1 fw-bold text-danger">{{ sla_breached }}</div>
        <div class="small text-muted">past resolution deadline</div>
      </div>
    </div>
  </div>
  <div class="col-6 col-md-4">
    <div class="card shadow-sm border-0 h-100" style="background:#fefce8;">
      <div class="card-body">
        <div class="small fw-semibold text-muted mb-1">SLA At Risk</div>
        <div class="fs-1 fw-bold text-warning">{{ sla_at_risk }}</div>
        <div class="small text-muted">approaching deadline</div>
      </div>
    </div>
  </div>
</div>

{# ── Bucket accordions ── #}
<div class="accordion" id="agingAccordion">
{% for label in bucket_labels %}
{% set bucket = buckets[label] %}
{% set bucket_id = 'bucket-' ~ loop.index %}
{% set is_danger  = label in ['>4 weeks', '1–4 weeks'] %}
{% set is_warning = label == '3–7 days' %}
<div class="accordion-item mb-2 shadow-sm border-0">
  <h2 class="accordion-header">
    <button class="accordion-button {{ 'collapsed' if loop.index > 1 else '' }} fw-semibold"
            type="button" data-bs-toggle="collapse"
            data-bs-target="#{{ bucket_id }}">
      <span class="badge rounded-pill me-2
        {{ 'bg-danger' if is_danger else 'bg-warning text-dark' if is_warning else 'bg-secondary' }}">
        {{ bucket|length }}
      </span>
      {{ label }}
      {% if is_danger and bucket|length > 0 %}
      <span class="ms-2 badge bg-danger bg-opacity-25 text-danger" style="font-size:.7rem;">Needs attention</span>
      {% endif %}
    </button>
  </h2>
  <div id="{{ bucket_id }}" class="accordion-collapse collapse {{ 'show' if loop.index == 1 else '' }}"
       data-bs-parent="#agingAccordion">
    <div class="accordion-body p-0">
      {% if bucket %}
      <div class="table-responsive">
        <table class="table table-hover table-sm mb-0">
          <thead class="table-light">
            <tr>
              <th>#</th>
              <th>Age</th>
              <th>Severity</th>
              <th>Facility / Area</th>
              <th>Description</th>
              <th>Status</th>
              <th>SLA</th>
              <th>Assigned</th>
              <th></th>
            </tr>
          </thead>
          <tbody>
            {% for item in bucket %}
            {% set issue = item.issue %}
            {% set sla = item.sla %}
            <tr class="{{ 'table-danger' if sla == 'breached' else 'table-warning' if sla == 'at_risk' else '' }}">
              <td class="text-muted small">#{{ issue.id }}</td>
              <td class="text-nowrap small">{{ item.age_h }}h</td>
              <td>
                <span class="badge bg-{{ 'danger' if issue.severity in ['critical','high'] else 'warning text-dark' if issue.severity == 'medium' else 'secondary' }}">
                  {{ issue.severity|title }}
                </span>
              </td>
              <td class="small">
                {{ issue.resolved_facility.name if issue.resolved_facility else '—' }}<br>
                <span class="text-muted">{{ issue.area.name if issue.area else '—' }}</span>
              </td>
              <td class="small">{{ issue.description[:70] }}{% if issue.description|length > 70 %}…{% endif %}</td>
              <td>
                <span class="badge bg-{{ 'info text-dark' if issue.status == 'pending_verification' else 'warning text-dark' if issue.status == 'in_progress' else 'secondary' }}">
                  {{ issue.status|replace('_',' ')|title }}
                </span>
              </td>
              <td>
                {% if sla == 'breached' %}<span class="badge bg-danger"><i class="bi bi-alarm me-1"></i>Breached</span>
                {% elif sla == 'at_risk' %}<span class="badge bg-warning text-dark">At Risk</span>
                {% elif sla == 'ok' %}<span class="badge bg-secondary">OK</span>
                {% else %}<span class="text-muted small">—</span>{% endif %}
              </td>
              <td class="small">{{ issue.assigned_user.display_name if issue.assigned_user else '—' }}</td>
              <td>
                <a href="{{ url_for('issues.view', issue_id=issue.id) }}" class="btn btn-sm btn-outline-secondary">
                  <i class="bi bi-eye"></i>
                </a>
              </td>
            </tr>
            {% endfor %}
          </tbody>
        </table>
      </div>
      {% else %}
      <div class="p-3 text-muted small">No issues in this age range.</div>
      {% endif %}
    </div>
  </div>
</div>
{% endfor %}
</div>

{% if total == 0 %}
<div class="alert alert-success mt-3">
  <i class="bi bi-check-circle me-2"></i>No open issues match the selected filters.
</div>
{% endif %}

{% endblock %}