{% extends "base.html" %}

{% block title %}臨時規格清單{% endblock %}

{% block content %}
<div class="d-flex justify-content-between align-items-center mb-4">
  <h2 class="mb-0">臨時規格清單</h2>
  {% if current_user.role in ['editor','admin'] %}
  <a href="{{ url_for('temp_spec.create_temp_spec') }}" class="btn btn-primary">
    <i class="bi bi-plus-circle-fill me-2"></i>暫時規範建立
  </a>
  {% endif %}
</div>

<div class="card mb-4">
  <div class="card-body">
    <form method="get" action="{{ url_for('temp_spec.spec_list') }}" class="row g-3 align-items-center">
      <div class="col-md-6">
        <div class="input-group">
          <span class="input-group-text"><i class="bi bi-search"></i></span>
          <input type="text" name="query" class="form-control" placeholder="依規格編號或標題搜尋..." value="{{ query or '' }}">
        </div>
      </div>
      <div class="col-md-4">
        <select name="status" class="form-select">
          <option value="">所有狀態</option>
          <option value="pending_approval" {% if status == 'pending_approval' %}selected{% endif %}>待核准</option>
          <option value="active" {% if status == 'active' %}selected{% endif %}>生效中</option>
          <option value="terminated" {% if status == 'terminated' %}selected{% endif %}>已終止</option>
          <option value="expired" {% if status == 'expired' %}selected{% endif %}>已過期</option>
        </select>
      </div>
      <div class="col-md-2">
        <button type="submit" class="btn btn-primary w-100">篩選</button>
      </div>
    </form>
  </div>
</div>

<div class="card">
  <div class="card-body">
    <div class="table-responsive">
      <table class="table table-hover table-striped align-middle">
        <thead>
          <tr>
            <th>規格編號</th>
            <th>標題</th>
            <th>申請人</th>
            <th>建立日期</th>
            <th>結束日期</th>
            <th class="text-center">剩餘天數</th>
            <th class="text-center">狀態</th>
            <th class="text-center">操作</th>
          </tr>
        </thead>
        <tbody>
          {% for spec in specs %}
          <tr>
            <td>{{ spec.spec_code }}</td>
            <td>{{ spec.title }}</td>
            <td>{{ spec.applicant }}</td>
            <td>{{ spec.created_at|taiwan_date }}</td>
            <td>{{ spec.end_date|taiwan_date }}</td>

            <td class="text-center">
              {% if spec.status in ['active', 'expired'] %}
                {% set remaining_days = (spec.end_date - today).days %}
                {% if remaining_days < 0 %}
                  {% set color_class = 'days-expired' %}
                {% elif remaining_days <= 3 %}
                  {% set color_class = 'days-critical' %}
                {% elif remaining_days <= 7 %}
                  {% set color_class = 'days-warning' %}
                {% else %}
                  {% set color_class = 'days-safe' %}
                {% endif %}
                <span class="days-badge {{ color_class }}">
                  {{ remaining_days if remaining_days >= 0 else '已過期' }}
                </span>
              {% else %}
                <span>-</span>
              {% endif %}
            </td>

            <td class="text-center">
              {% if spec.status == 'active' %}
                <span class="badge fs-6 bg-success bg-opacity-75"><i class="bi bi-check-circle-fill me-1"></i>生效中</span>
              {% elif spec.status == 'pending_approval' %}
                <span class="badge fs-6 bg-info bg-opacity-75 text-dark"><i class="bi bi-hourglass-split me-1"></i>待核准</span>
              {% elif spec.status == 'terminated' %}
                <span class="badge fs-6 bg-warning bg-opacity-75 text-dark"><i class="bi bi-slash-circle-fill me-1"></i>已終止</span>
              {% else %}
                <span class="badge fs-6 bg-secondary bg-opacity-75"><i class="bi bi-calendar-x-fill me-1"></i>已過期</span>
              {% endif %}

              {% if spec.extension_count > 0 %}
                <br>
                <div class="mt-1">
                  <span class="badge bg-light text-dark border">
                    <i class="bi bi-arrow-repeat me-1"></i>已延期 {{ spec.extension_count }} 次
                  </span>
                  {% if spec.extension_count >= 2 %}
                    <br><span class="badge bg-danger mt-1">已達延期上限</span>
                  {% endif %}
                </div>
              {% endif %}
            </td>

            <td class="text-center">
              {% if spec.status == 'pending_approval' and current_user.role in ['editor', 'admin'] %}
                <a href="{{ url_for('temp_spec.edit_spec', spec_id=spec.id) }}" class="btn btn-sm btn-warning" title="編輯"><i class="bi bi-pencil-fill"></i></a>
              {% endif %}

              {% if current_user.role == 'admin' and spec.status == 'pending_approval' %}
                <a href="{{ url_for('temp_spec.activate_spec', spec_id=spec.id) }}" class="btn btn-sm btn-primary" title="核准"><i class="bi bi-check2-circle"></i></a>
              {% endif %}

              {% if current_user.role in ['editor', 'admin'] and spec.status == 'active' %}
                {% if spec.extension_count < 2 %}
                  <a href="{{ url_for('temp_spec.extend_spec', spec_id=spec.id) }}" class="btn btn-sm btn-secondary" title="延期"><i class="bi bi-calendar-plus"></i></a>
                {% else %}
                  <button class="btn btn-sm btn-secondary" disabled title="已達延期上限(2次)"><i class="bi bi-calendar-x"></i></button>
                {% endif %}
                <a href="{{ url_for('temp_spec.terminate_spec', spec_id=spec.id) }}" class="btn btn-sm btn-danger" title="終止"><i class="bi bi-x-circle"></i></a>
              {% endif %}

              {% if current_user.role == 'admin' %}
                <form action="{{ url_for('temp_spec.delete_spec', spec_id=spec.id) }}" method="post" class="d-inline" onsubmit="return confirm('確定要刪除此規格和相關檔案嗎？此操作無法復原。');">
                  <button type="submit" class="btn btn-sm btn-danger" title="刪除"><i class="bi bi-trash-fill"></i></button>
                </form>
              {% endif %}

              {% if spec.status == 'pending_approval' %}
                {% if current_user.role in ['editor', 'admin'] %}
                  <a href="{{ url_for('temp_spec.download_initial_word', spec_id=spec.id) }}" class="btn btn-sm btn-primary" title="下載Word文件"><i class="bi bi-file-earmark-word-fill"></i></a>
                {% endif %}
              {% elif spec.uploads %}
                <a href="{{ url_for('temp_spec.download_signed_pdf', spec_id=spec.id) }}" class="btn btn-sm btn-success" title="下載已簽核PDF"><i class="bi bi-file-earmark-check-fill"></i></a>
              {% endif %}
              <a href="{{ url_for('temp_spec.spec_history', spec_id=spec.id) }}" class="btn btn-sm btn-outline-secondary" title="歷史記錄"><i class="bi bi-clock-history"></i></a>
            </td>
          </tr>
          {% endfor %}
        </tbody>
      </table>
    </div>
  </div>

  <div class="card-footer">
    <nav aria-label="Page navigation">
      <ul class="pagination justify-content-center mb-0">
        <li class="page-item {% if not pagination.has_prev %}disabled{% endif %}">
          <a class="page-link" href="{{ url_for('temp_spec.spec_list', page=pagination.prev_num, query=query, status=status) }}">上一頁</a>
        </li>
        {% for page_num in pagination.iter_pages() %}
          {% if page_num %}
            <li class="page-item {% if page_num == pagination.page %}active{% endif %}"><a class="page-link" href="{{ url_for('temp_spec.spec_list', page=page_num, query=query, status=status) }}">{{ page_num }}</a></li>
          {% else %}
            <li class="page-item disabled"><span class="page-link">...</span></li>
          {% endif %}
        {% endfor %}
        <li class="page-item {% if not pagination.has_next %}disabled{% endif %}">
          <a class="page-link" href="{{ url_for('temp_spec.spec_list', page=pagination.next_num, query=query, status=status) }}">下一頁</a>
        </li>
      </ul>
    </nav>
  </div>
</div>
{% endblock %}