<template>

    <van-pull-refresh v-model="refreshing" @refresh="onRefresh">
    <van-list
      class="list"
      v-model:loading="loading"
      :finished="finished"
      finished-text="没有更多了"
      @load="onLoad"
    >
      <van-row v-for="(item, index) in articleList" :key="index" class="row">
        <van-col span="4" class="leftCol">
          <van-image
            round
            width="3rem"
            height="3rem"
            src="https://fastly.jsdelivr.net/npm/@vant/assets/cat.jpeg"
          />
        </van-col>

        <van-col span="14" class="centerTitle">
          <span class="justtitle"> 大白</span>
          <br />
          <app-createTime :time="item.createTime" />
        </van-col>

        <van-col span="6" class="down">
          <van-icon name="arrow-down" @click="show = true" />
        </van-col>

        <van-col class="rowBody" span="24">{{ item.content }}</van-col>

        <van-col
          span="8"
          v-for="(image, imageIndex) in item.images"
          :key="imageIndex"
          class="imageCol"
          @click="openImage(item.images)"
          ><van-image
            width="100%"
            height="7rem"
            :src="url + image"
            radius="5"
          />
        </van-col>

        <van-col span="24" class="bottomRow">
          <van-grid direction="horizontal" :column-num="3">
            <van-grid-item icon="share-o" text="分享" />
            <van-grid-item icon="comment-o" text="评论" />
            <van-grid-item icon="good-job-o" text="点赞" />
          </van-grid>
        </van-col>
      </van-row>
    </van-list>
  </van-pull-refresh>
  <!-- 功能页面 -->
  <van-action-sheet
    v-model:show="show"
    :actions="actions"
    cancel-text="取消"
    close-on-click-action
  />

  <!-- 图片预览 -->
  <van-image-preview
    v-model:show="imageShow"
    :images="imagesPreview"
    @change="onChange"
    :closeable="true"
  >
    <template v-slot:index>第{{ index + 1 }}页</template>
  </van-image-preview>
</template>

<script setup lang="ts">
import { ref, onMounted, reactive, toRefs } from "vue";
import { ImagePreview, Toast } from "vant";
import AppCreateTime from "@/components/AppCreateTime.vue";
import articleApi from "@/api/articleApi.ts";
import { ArticleEntity } from "@/type/interface/ArticleEntity.ts";
const VanImagePreview = ImagePreview.Component;
const url = `${import.meta.env.VITE_APP_BASE_API}/file/`;
const data = reactive({
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    // dictName: undefined,
    // dictType: undefined,
    isDeleted: false,
  },
});
const { queryParams } = toRefs(data);

const articleList = ref<ArticleEntity[]>([]);
const totol = ref<Number>(0);
const imageShow = ref(false);
const index = ref(0);
let imagesPreview = ref<string[]>([]);

const onChange = (newIndex: any) => {
  index.value = newIndex;
};

const list = ref<Number[]>([]);
const loading = ref(false);
const finished = ref(false);
const refreshing = ref(false);

const show = ref(false);
const actions = [{ name: "取消关注" }, { name: "将TA拉黑" }, { name: "举报" }];

const onLoad = async () => {
  if (refreshing.value) {
    articleList.value = [];
    refreshing.value = false;
  }
  // 异步更新数据
  // setTimeout 仅做示例，真实场景中一般为 ajax 请求
  articleApi.pageList(queryParams.value).then((response: any) => {
    if (response.data.data.length == 0) {
      console.log("结束");
      finished.value = true;
    } else {
      console.log("执行");
      articleList.value.push(...(response.data.data as ArticleEntity[]));
      totol.value = response.data.totol;
      queryParams.value.pageNum += 1;
    }

    loading.value = false;

    console.log(loading.value);
  });
};
const onRefresh = () => {
  finished.value = false;

  // 重新加载数据
  // 将 loading 设置为 true，表示处于加载状态
  loading.value = true;
  queryParams.value.pageNum = 1;
  onLoad();
};
const openImage = (imagesUrl: string[]) => {
  imagesPreview.value = imagesUrl.map((i) => url + i);
  imageShow.value = true;
};
onMounted(() => {
  articleList.value = [];
  // getList();
});

const getList = () => {
  articleApi.pageList(queryParams.value).then((response: any) => {
    articleList.value.push(...(response.data.data as ArticleEntity[]));
    totol.value = response.data.totol;
  });
};
</script>
<style scoped>
.list {
  background-color: #efefef;
}
.row {
  background-color: white;
  padding-top: 1rem;
  margin-bottom: 1rem;
  padding-left: 1rem;
  padding-right: 1rem;
}
.rowBody {
  text-align: left;
  background-color: white;
  min-height: 2rem;
  margin-top: 1rem;
  margin-bottom: 1rem;
}
.title {
  padding-top: 1rem;

  min-height: 3rem;
  text-align: left;
}
.leftCol {
  align-content: left;
  text-align: left;
}
.centerTitle {
  text-align: left;
}
.imageCol {
  padding: 0.1rem 0.1rem 0.1rem 0.1rem;
}
.subtitle {
  color: #cbcbcb;
}

.justtitle {
  font-size: large;
}
.bottomRow {
  color: #979797;
}
.down {
  text-align: right;
  padding-right: 0.5rem;
}
</style>