<template>
  <el-card body-class="" class="image-card">
    <div class="image-operation">
      <div>
        <el-button type="primary" text bg v-if="imageDetail?.status === 10">生成中</el-button>
        <el-button text bg v-else-if="imageDetail?.status === 20">已完成</el-button>
        <el-button type="danger" text bg v-else-if="imageDetail?.status === 30">异常</el-button>
      </div>
      <!-- TODO @fan：1）按钮要不调整成详情、下载、再次生成、删除？；2）如果是再次生成，就把当前的参数填写到左侧的框框里？ -->
      <div>
        <el-button class="btn" text :icon="Download"
                   @click="handlerBtnClick('download', imageDetail)"/>
        <el-button class="btn" text :icon="Delete" @click="handlerBtnClick('delete', imageDetail)"/>
        <el-button class="btn" text :icon="More" @click="handlerBtnClick('more', imageDetail)"/>
      </div>
    </div>
    <div class="image-wrapper" ref="cardImageRef">
      <!-- TODO @fan：要不加个点击，大图预览？ -->
      <img class="image" :src="imageDetail?.picUrl"/>
      <div v-if="imageDetail?.status === 30">{{imageDetail?.errorMessage}}</div>
    </div>
  </el-card>
</template>
<script setup lang="ts">
import {Delete, Download, More} from "@element-plus/icons-vue";
import {ImageDetailVO} from "@/api/ai/image";
import {PropType} from "vue";
import {ElLoading} from "element-plus";

const cardImageRef = ref<any>() // 卡片 image ref
const cardImageLoadingInstance = ref<any>() // 卡片 image ref

const props = defineProps({
  imageDetail: {
    type: Object as PropType<ImageDetailVO>,
    require: true
  }
})

/**
 * 按钮 - 点击事件
 */
const handlerBtnClick = async (type, imageDetail: ImageDetailVO) => {
  emits('onBtnClick', type, imageDetail)
}

const handlerLoading = async (status: number) => {
  // TODO @fan：这个搞成 Loading 组件，然后通过数据驱动，这样搞可以哇？
  if (status === 10) {
    cardImageLoadingInstance.value = ElLoading.service({
      target: cardImageRef.value,
      text: '生成中...'
    })
  } else {
    if (cardImageLoadingInstance.value) {
      cardImageLoadingInstance.value.close();
      cardImageLoadingInstance.value = null;
    }
  }
}
// watch
const { imageDetail } = toRefs(props)
watch(imageDetail, async (newVal, oldVal) => {
  await handlerLoading(newVal.status as string)
})

// emits
const emits = defineEmits(['onBtnClick'])

//
onMounted(async () => {
  await handlerLoading(props.imageDetail.status as string)
})
</script>

<style scoped lang="scss">

.image-card {
  width: 320px;
  height: auto;
  border-radius: 10px;
  position: relative;
  display: flex;
  flex-direction: column;

  .image-operation {
    display: flex;
    flex-direction: row;
    justify-content: space-between;

    .btn {
      //border: 1px solid red;
      padding: 10px;
      margin: 0;
    }
  }

  .image-wrapper {
    overflow: hidden;
    margin-top: 20px;
    height: 280px;
    flex: 1;

    .image {
      width: 100%;
      border-radius: 10px;
    }
  }
}

</style>
