<template>
  <view class="message-page">
    <!-- 消息列表 -->
    <scroll-view scroll-y class="message-list">
      <view
          v-for="(item, index) in messageList"
          :key="index"
          @click="gotoDetail(item)"
          class="message-item"
      >
        <!-- 图片区域（带未读角标 + 渐变遮罩） -->
        <view class="img-box">
          <image class="bg-img" :src="item.image" mode="aspectFill"></image>
          <!-- 新增：底部渐变遮罩层 -->
          <view class="gradient-mask"></view>
          <view class="unread-tag" v-if="item.unread">未读</view>
          <text class="img-title">{{ item.title }}</text>
        </view>

        <!-- 额外描述文本（仅第三条有） -->
        <view class="desc-text" v-if="item.desc">
          <text>{{ item.desc }}</text>
          <text class="link-btn" @click="handleLink">立即认证✅</text>
        </view>

        <!-- 底部信息栏 -->
        <view class="info-bar">
          <view class="sender-info">
            <image class="sender-icon" src="https://picsum.photos/32/32" mode="aspectFill"></image>
            <text class="sender-name">{{ item.sender }}</text>
          </view>
          <text class="send-time">{{ item.time }}</text>
        </view>
      </view>
    </scroll-view>
  </view>
</template>

<script>
export default {
  data() {
    return {
      messageList: [
        {
          image: "https://picsum.photos/id/1031/800/400", // 城市建筑图
          title: "下班时间到了，勿浪费公司水电，请滚",
          sender: "图鸟官方团队",
          time: "2024-02-28 18:00",
          unread: true,
          desc: ""
        },
        {
          image: "https://picsum.photos/id/1059/800/400", // 新年装饰图
          title: "新年新气象，除夕快乐",
          sender: "图鸟官方团队",
          time: "2024-02-09 16:28",
          unread: false,
          desc: ""
        },
        {
          image: "https://picsum.photos/id/180/800/400", // 紫色沙漏图
          title: "企业认证，到期后企业使用将受限",
          sender: "图鸟官方团队",
          time: "2024-01-22 16:28",
          unread: false,
          desc: "请于2024年06月08日前认证，否则认证标识将变为未认证状态，部分功能也将受限，点击"
        }
      ]
    }
  },
  methods: {
    handleLink() {
      // 点击"立即认证"的跳转逻辑
      uni.showToast({ title: "跳转到认证页" })
    },
    gotoDetail(item) {
      uni.showToast({ title: "跳转到详情页" })
      // 点击消息项跳转详情页
      uni.navigateTo({
        url: "/pages/news/subpages/eventDetail/index?title=" + item.title
      })
    }
  }
}
</script>

<style scoped>
/* 页面容器 */
.message-page {
  height: 100vh;
  background-color: #f8f8f8;
}

/* 消息列表 */
.message-list {
  height: 100vh;
  padding: 40rpx 20rpx;
}
.message-item {
  background-color: #fff;
  border-radius: 12rpx;
  margin-bottom: 25rpx;
  overflow: hidden;
}

/* 图片区域 */
.img-box {
  position: relative;
  width: 100%;
  height: 320rpx;
}
.bg-img {
  width: 100%;
  height: 100%;
}
/* 新增：底部渐变遮罩 */
.gradient-mask {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 120rpx; /* 遮罩高度，和标题区域对齐 */
  background: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
  pointer-events: none; /* 不影响点击 */
}
.unread-tag {
  position: absolute;
  top: 20rpx;
  right: 20rpx;
  background-color: rgba(0,0,0,0.5);
  color: #fff;
  padding: 8rpx 16rpx;
  border-radius: 6rpx;
  font-size: 24rpx;
}
.img-title {
  position: absolute;
  bottom: 30rpx;
  left: 30rpx;
  color: #fff;
  font-size: 34rpx;
  font-weight: 500;
  text-shadow: 0 2rpx 4rpx rgba(0,0,0,0.5);
  z-index: 2; /* 确保标题在遮罩上方 */
}

/* 底部信息栏 */
.info-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24rpx 30rpx;
}
.sender-info {
  display: flex;
  align-items: center;
}
.sender-icon {
  width: 32rpx;
  height: 32rpx;
  margin-right: 12rpx;
  border-radius: 50%;
}
.sender-name {
  font-size: 28rpx;
  color: #666;
}
.send-time {
  font-size: 28rpx;
  color: #999;
}

/* 描述文本（仅第三条） */
.desc-text {
  padding:  30rpx 24rpx 0 24rpx;
  font-size: 28rpx;
  color: #666;
  line-height: 1.6;
}
.link-btn {
  color: #007bff;
}
</style>