hanye-website/pages/faq.vue

<template>
  <div>
    <div class="w-full h-[55px] sm:h-[72px]"></div>
    <ErrorBoundary :error="error">
      <div v-if="isLoading" class="flex justify-center py-12">
        <div
          class="animate-spin h-8 w-8 border-4 border-blue-500 rounded-full border-t-transparent"
        ></div>
      </div>

      <div v-else>
        <div class="max-w-full xl:px-2 lg:px-2 md:px-4 px-4 mt-6 mb-20">
          <div class="max-w-screen-2xl mx-auto">
            <nuxt-link
              to="/"
              class="justify-start text-white/60 text-base font-normal"
              >{{ $t("common.home") }}</nuxt-link
            >
            <span class="text-white/60 text-base font-normal px-2"> / </span>
            <nuxt-link to="/faq" class="text-white text-base font-normal"
              >{{ $t("faq.title") }}</nuxt-link
            >
          </div>
        </div>
        <div
          class="max-w-full mb-12 md:mb-20 lg:mb-32 xl:px-2 lg:px-2 md:px-4 px-4"
        >
          <div class="max-w-screen-2xl mx-auto">
            <div class="w-full grid grid-cols-1 md:grid-cols-10 gap-8 md:gap-2">
              <!-- 左侧分类导航 -->
              <div class="col-span-1 md:col-span-2">
                <div class="flex flex-col gap-4">
                  <div class="text-white text-3xl font-medium">
                    {{ $t("faq.category") }}
                  </div>
                  <div class="flex flex-col gap-4 w-fit">
                    <div
                      v-for="category in categories"
                      :key="category"
                      @click="handleCategoryFilter(category)"
                      class="opacity-80 justify-start text-white text-base font-normal cursor-pointer hover:opacity-100 transition-all duration-300 px-4 py-2 rounded-lg inline-block"
                      :class="{
                        'opacity-100 font-bold bg-gradient-to-r from-blue-700 to-blue-400 text-white border-0 shadow-lg scale-105 transition-all duration-300':
                          selectedCategory === category,
                        'hover:bg-zinc-800/50': selectedCategory !== category,
                      }"
                    >
                      {{ category }}
                    </div>
                  </div>
                </div>
              </div>

              <!-- 右侧FAQ列表 -->
              <div class="col-span-1 md:col-span-8">
                <!-- 搜索框 -->
                <div class="mb-8 relative">
                  <input
                    v-model="searchTerm"
                    ref="searchInputRef"
                    type="search"
                    :placeholder="$t('faq.searchPlaceholder')"
                    class="block w-full appearance-none rounded-lg border border-gray-600 bg-zinc-800/70 px-4 py-3 text-base text-gray-100 placeholder-gray-400 shadow-inner transition duration-200 focus:border-blue-500 focus:outline-none focus:ring-2 focus:ring-blue-500/50 focus:ring-offset-2 focus:ring-offset-zinc-900"
                  />
                  <button
                    v-if="searchTerm"
                    @click="clearSearch"
                    class="absolute right-2 top-1/2 -translate-y-1/2 flex items-center justify-center w-8 h-8 rounded-full bg-zinc-700/80 hover:bg-blue-500/90 text-gray-300 hover:text-white transition-all duration-200 focus:outline-none focus-visible:ring-2 focus-visible:ring-blue-500"
                    :aria-label="$t('faq.clearSearch')"
                    tabindex="0"
                    type="button"
                  >
                    <svg xmlns="http://www.w3.org/2000/svg" class="h-5 w-5" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2">
                      <path stroke-linecap="round" stroke-linejoin="round" d="M6 18L18 6M6 6l12 12" />
                    </svg>
                  </button>
                </div>
                <div class="flex flex-col gap-8">
                  <div
                    v-for="faq in filteredFaqs"
                    :key="faq.id"
                    class="bg-zinc-900 rounded-lg p-8 transition-all duration-300 hover:bg-zinc-800 hover:shadow-lg"
                  >
                    <div
                      class="flex items-center justify-between cursor-pointer"
                      @click="toggleFaq(faq.id)"
                    >
                      <div class="text-white text-xl font-medium">
                        <template
                          v-for="(part, i) in highlightKeyword(faq.question)"
                          :key="i"
                        >
                          <span v-if="typeof part === 'string'">{{
                            part
                          }}</span>
                          <component v-else :is="part"></component>
                        </template>
                      </div>
                      <div
                        class="text-white text-2xl transition-transform duration-300"
                        :class="{ 'rotate-180': expandedFaqs.includes(faq.id) }"
                      >
                        ▼
                      </div>
                    </div>
                    <div
                      v-if="expandedFaqs.includes(faq.id)"
                      class="mt-4 text-white/80 text-base font-normal leading-relaxed"
                    >
                      <template
                        v-for="(part, i) in highlightKeyword(faq.answer)"
                        :key="i"
                      >
                        <span v-if="typeof part === 'string'">{{ part }}</span>
                        <component v-else :is="part"></component>
                      </template>
                    </div>
                  </div>
                  <div
                    v-if="filteredFaqs.length === 0"
                    class="text-center text-gray-400 py-8"
                  >
                    {{ $t("faq.noResults") }}
                  </div>
                </div>
              </div>
            </div>
          </div>
        </div>
      </div>
    </ErrorBoundary>
  </div>
</template>

<script setup lang="ts">
/**
 * FAQ页面
 * 展示常见问题及其答案
 */
import { useErrorHandler } from "~/composables/useErrorHandler";

const { error, isLoading, wrapAsync } = useErrorHandler();

const { t, locale } = useI18n();

// FAQ数据
interface FAQ {
  id: number;
  category: string;
  question: string;
  answer: string;
}

const faqs = ref<FAQ[]>([
  {
    id: 1,
    category: "製品について",
    question: "製品の保証期間はどのくらいですか？",
    answer:
      "当社の製品は購入日から1年間の保証期間があります。保証期間内に製品に問題が発生した場合は、無償で修理または交換いたします。",
  },
  {
    id: 2,
    category: "製品について",
    question: "製品の取扱説明書はどこで入手できますか？",
    answer:
      "製品の取扱説明書は、当社ウェブサイトの製品ページからダウンロードできます。また、製品パッケージにも同梱されています。",
  },
  {
    id: 3,
    category: "購入について",
    question: "支払い方法は何がありますか？",
    answer:
      "クレジットカード、銀行振込、コンビニ決済など、様々な支払い方法をご利用いただけます。詳細はお支払いページをご確認ください。",
  },
  {
    id: 4,
    category: "購入について",
    question: "返品・交換は可能ですか？",
    answer:
      "商品到着後7日以内であれば、未使用・未開封の商品に限り返品・交換が可能です。詳細は返品・交換ポリシーをご確認ください。",
  },
  {
    id: 5,
    category: "サポートについて",
    question: "技術サポートはどのように受けられますか？",
    answer:
      "メール、電話、オンラインチャットなど、様々な方法で技術サポートをご利用いただけます。営業時間内であれば、即時対応いたします。",
  },
  {
    id: 6,
    category: "サポートについて",
    question: "修理依頼はどのように行えばよいですか？",
    answer:
      "修理依頼は、当社ウェブサイトの修理依頼フォームからお申し込みください。修理状況はマイページから確認できます。",
  },
]);

// 分类列表
const categories = ref([
  "すべて",
  "製品について",
  "購入について",
  "サポートについて",
]);

// 选中的分类
const selectedCategory = ref("すべて");

// 展开的FAQ ID列表
const expandedFaqs = ref<number[]>([]);

// 搜索关键词
const searchTerm = ref("");
const searchInputRef = ref<HTMLInputElement | null>(null);

// 过滤后的FAQ列表
const filteredFaqs = computed(() => {
  let result = faqs.value;
  if (selectedCategory.value !== "すべて") {
    result = result.filter(
      (faq: FAQ) => faq.category === selectedCategory.value
    );
  }
  if (searchTerm.value.trim()) {
    const keyword = searchTerm.value.trim().toLowerCase();
    result = result.filter(
      (faq: FAQ) =>
        faq.question.toLowerCase().includes(keyword) ||
        faq.answer.toLowerCase().includes(keyword)
    );
  }
  return result;
});

/**
 * 高亮显示匹配的关键字
 * @param text 原始文本
 * @returns 高亮后的VNode数组
 */
function highlightKeyword(text: string): (string | any)[] {
  const keyword = searchTerm.value.trim();
  if (!keyword) return [text];
  // 构建正则，忽略大小写，转义特殊字符
  const escaped = keyword.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
  const reg = new RegExp(escaped, "gi");
  const parts = text.split(reg);
  const matches = text.match(reg);
  if (!matches) return [text];
  // 组装高亮
  const result: (string | any)[] = [];
  parts.forEach((part, i) => {
    result.push(part);
    if (i < matches.length) {
      result.push(
        h(
          "span",
          { class: "text-blue-400 bg-blue-400/10 font-bold" },
          matches[i]
        )
      );
    }
  });
  return result;
}

/**
 * 切换FAQ展开状态
 */
function toggleFaq(id: number) {
  const index = expandedFaqs.value.indexOf(id);
  if (index === -1) {
    expandedFaqs.value.push(id);
  } else {
    expandedFaqs.value.splice(index, 1);
  }
}

/**
 * 处理分类筛选
 */
function handleCategoryFilter(category: string) {
  selectedCategory.value = category;
}

// 自动展开匹配项
watch([
  filteredFaqs,
  searchTerm
], ([faqs, keyword]: [FAQ[], string]) => {
  if (keyword.trim()) {
    expandedFaqs.value = faqs.map((faq: FAQ) => faq.id);
  } else {
    expandedFaqs.value = [];
  }
});

function clearSearch() {
  searchTerm.value = "";
  // 让输入框重新聚焦
  searchInputRef.value?.focus();
}

// SEO优化
useHead({
  title: t("faq.title") + " - Hanye",
  meta: [
    {
      name: "description",
      content: t("faq.description"),
    },
    {
      name: "keywords",
      content: t("faq.keywords"),
    },
  ],
});
</script>

<style scoped>
/* 添加过渡动画 */
.fade-enter-active,
.fade-leave-active {
  transition: opacity 0.3s;
}
.fade-enter-from,
.fade-leave-to {
  opacity: 0;
}
</style>