{% extends "erp_base.html" %}

{% block head_extra %}<link rel="stylesheet" href="/static/cupang.css?v=20260530f" />{% endblock %}

{% block content %}
<section class="cpg">

  <div class="erp-page-actions">
    <a class="erp-btn erp-btn-primary" href="/cupang/">◀◀ 달력</a>
  </div>

  <div class="cpg-brule-layout">

  <!-- 왼쪽: 추가/수정 (product_code UNIQUE → upsert) -->
  <div class="erp-card cpg-form-card cpg-brule-add">
    <div class="cpg-card-head">
      <h2>박스 입수량 추가 / 수정</h2>
      <span class="erp-muted">같은 제품코드는 덮어씁니다.</span>
    </div>
    <form method="post" action="/cupang/box-rules">
      <input type="hidden" name="product_name_snapshot" id="brule-name-snap" />
      <div class="cpg-brule-fields">
        <div class="cpg-brule-row">
          <label class="erp-field"><span>제품명 *</span>
            <select class="erp-select cpg-brule-name" id="brule-name" required>
              <option value="">— 제품명 선택 —</option>
              {% for p in products %}
              <option value="{{ p.product_code }}" data-name="{{ p.product_name }}">{{ p.product_name }}</option>
              {% endfor %}
            </select></label>
          <label class="erp-field"><span>제품코드</span>
            <input class="erp-input cpg-brule-code" type="text" name="product_code" id="brule-code" required placeholder="자동" /></label>
        </div>
        <div class="cpg-brule-row">
          <label class="erp-field"><span>박스이름</span>
            <input class="erp-input cpg-brule-box" type="text" name="box_name" value="쿠팡박스" /></label>
          <label class="erp-field"><span>박스당 입수량 *</span>
            <span class="cpg-upb-wrap">
              <input class="erp-input cpg-brule-upb" type="number" name="units_per_box" min="1" required />
              <span class="cpg-upb-unit">개</span>
            </span></label>
        </div>
        <div class="cpg-brule-row">
          <label class="erp-field cpg-brule-memo-field"><span>메모</span>
            <input class="erp-input cpg-brule-memo" type="text" name="memo" /></label>
        </div>
      </div>
      <div class="erp-page-actions" style="margin-top:12px;">
        <button type="submit" class="erp-btn erp-btn-primary">저장</button>
      </div>
    </form>
    {% if not products %}
    <p class="erp-muted"><a href="/cupang/products">설정에서 제품명을 먼저 등록</a>하면 드롭다운에 표시됩니다.</p>
    {% endif %}

    <script>
      (function () {
        var sel = document.getElementById("brule-name");
        var code = document.getElementById("brule-code");
        var snap = document.getElementById("brule-name-snap");
        if (!sel) return;
        sel.addEventListener("change", function () {
          var opt = sel.options[sel.selectedIndex];
          code.value = sel.value;
          snap.value = opt ? (opt.getAttribute("data-name") || "") : "";
        });
      })();
    </script>
  </div>

  <!-- 오른쪽: 목록 -->
  <div class="erp-card cpg-form-card cpg-brule-list">
    <div class="cpg-card-head"><h2>입수량 규칙 ({{ box_rules|length }})</h2></div>
    <div class="erp-table-wrap">
      <table class="erp-table">
        <thead>
          <tr><th>제품명</th><th>제품코드</th><th>박스명</th><th>입수량</th><th>메모</th><th>동작</th></tr>
        </thead>
        <tbody>
          {% for r in box_rules %}
          <tr>
            <td>{{ r.product_name_snapshot or '—' }}</td>
            <td>{{ r.product_code }}</td>
            <td>{{ r.box_name }}</td>
            <td>{{ r.units_per_box }}</td>
            <td>{{ r.memo or '—' }}</td>
            <td>
              <form method="post" action="/cupang/box-rules/{{ r.id }}/delete" class="cpg-inline-form"
                    onsubmit="return confirm('이 규칙을 삭제합니다. 계속할까요?');">
                <button type="submit" class="erp-btn erp-btn-danger">삭제</button>
              </form>
            </td>
          </tr>
          {% endfor %}
          {% if not box_rules %}
          <tr><td colspan="6" class="erp-muted">등록된 입수량 규칙이 없습니다.</td></tr>
          {% endif %}
        </tbody>
      </table>
    </div>
  </div>

  </div><!-- /cpg-brule-layout -->

</section>
{% endblock %}