{% extends "base.html" %}

{% block content %}
  <div class="flex items-start justify-between gap-4">
    <div class="min-w-0">
      <h1 class="text-2xl font-bold leading-snug">{{ prompt.title }}</h1>
      <div class="mt-2 text-xs text-gray-500 flex flex-wrap items-center gap-2">
        <span class="px-2 py-0.5 rounded bg-gray-100 text-gray-700">
          {% for c in categories %}
            {% if c.id == prompt.category_id %}{{ c.name }}{% endif %}
          {% endfor %}
        </span>
        <span>작성자: <span class="font-semibold text-gray-700">{{ prompt.author_nickname }}</span></span>
        <span>복사 <span id="copy-count" class="font-semibold text-gray-700">{{ prompt.copy_count }}</span></span>
      </div>
      {% if prompt.description %}
        <div class="mt-3 text-sm text-gray-700 whitespace-pre-wrap">{{ prompt.description }}</div>
      {% endif %}
    </div>

    <div class="shrink-0 flex flex-col gap-2">
      <div id="like-{{ prompt.id }}">
        <button
          class="px-3 py-2 rounded border text-sm {% if liked %}bg-gray-100 text-gray-500 cursor-not-allowed{% else %}bg-white hover:bg-gray-50{% endif %}"
          hx-post="/like/{{ prompt.id }}"
          hx-target="#like-{{ prompt.id }}"
          hx-swap="outerHTML"
          {% if liked %}disabled{% endif %}
        >
          {% if liked %}좋아요✓{% else %}좋아요{% endif %}
          <span class="font-semibold">({{ like_count }})</span>
        </button>
      </div>

      <button
        id="copy-btn"
        class="px-3 py-2 rounded bg-gray-900 text-white text-sm hover:bg-gray-800"
        type="button"
      >
        복사
      </button>
      <a href="/new" class="px-3 py-2 rounded border bg-white text-sm hover:bg-gray-50 text-center">
        + 새 프롬프트
      </a>
    </div>
  </div>

  <div class="mt-6">
    <div class="text-sm text-gray-600 mb-2">프롬프트</div>
    <pre
      id="prompt-content"
      class="p-4 bg-white border rounded text-sm overflow-auto whitespace-pre-wrap leading-relaxed"
    >{{ prompt.content }}</pre>
    <div id="copy-toast" class="mt-2 text-xs text-gray-500 hidden">클립보드에 복사했습니다.</div>
  </div>

  <script>
    (function () {
      const btn = document.getElementById("copy-btn");
      const pre = document.getElementById("prompt-content");
      const toast = document.getElementById("copy-toast");
      const copyCountEl = document.getElementById("copy-count");

      async function incCopyCount() {
        try {
          const res = await fetch("/copy/{{ prompt.id }}", { method: "POST" });
          const data = await res.json();
          if (copyCountEl && typeof data.copy_count === "number") {
            copyCountEl.textContent = String(data.copy_count);
          }
        } catch (e) {
          // 실패해도 UX는 유지(복사 기능이 핵심)
        }
      }

      async function copyText(text) {
        // 최신 브라우저는 navigator.clipboard 사용
        if (navigator.clipboard && window.isSecureContext) {
          await navigator.clipboard.writeText(text);
          return;
        }
        // HTTP/구형 환경 fallback
        const ta = document.createElement("textarea");
        ta.value = text;
        ta.style.position = "fixed";
        ta.style.left = "-9999px";
        document.body.appendChild(ta);
        ta.select();
        document.execCommand("copy");
        document.body.removeChild(ta);
      }

      btn.addEventListener("click", async () => {
        const text = pre.textContent || "";
        try {
          await copyText(text);
          toast.classList.remove("hidden");
          setTimeout(() => toast.classList.add("hidden"), 1200);
          incCopyCount();
        } catch (e) {
          alert("복사에 실패했습니다. 다시 시도해주세요.");
        }
      });
    })();
  </script>
{% endblock %}