<template>
  <view style="padding-top: 28rpx;padding-bottom: 160rpx;">
    <view class="card">
      <view class="title">任务名称: {{task_info.title}}</view>
      <u-line style="margin: 14rpx 0;"></u-line>
      <!-- <view class="text">阶段类型: 单次</view> -->
      <view class="text" style="color: #FF7C32;">任务金额: {{task_info.money}}元</view>
    </view>
    <view class="card">
      <view class="title">任务描述</view>
      <u-line style="margin: 14rpx 0;"></u-line>
      <view class="text">{{task_info.content}}</view>
    </view>
    <view class="card">
      <view class="title">详情描述</view>
      <u-line style="margin: 14rpx 0;"></u-line>
      <u--textarea v-model="other.note" placeholder="请输入内容" placeholderStyle="font-size: 22rpx;"
        style="font-size: 28rpx;background-color: #eee;min-height: 100px;" autoHeight maxlength="-1"></u--textarea>
      <view class="title" style="margin: 16rpx 0;">添加附件</view>
      <view class="file">
        <view class="file_item" v-for="(item, index) in fileList" :key="'file'+index">
          <image class="image" :src="item" @click="priview(index)"></image>
          <image class="del" src="/static/icons/delete.png" @click.stop="deleteFile(index)"></image>
        </view>
        <view class="file_btn" @click="chooseFile">
          <image src="/static/icons/plus.png"></image>
        </view>
        <view class="file_empty" v-for="k in placeholderLength" :key="'empty'+k"></view>
      </view>
    </view>
    <mybtn v-if="!other.is_commit" text="确认提交" @click="$u.throttle(submit, 1500)"></mybtn>
    <mybtn v-else-if="task_info.status==3" text="已完成" :my_btn_disabled="true"></mybtn>
    <mybtn v-else-if="task_info.status==5" text="已关闭" :my_btn_disabled="true"></mybtn>
    <mybtn v-else text="已提交" :my_btn_disabled="true"></mybtn>
  </view>
</template>

<script>
  import {
    upLoadImage
  } from "@/api/file.js"
  import {
    taskOtherTaskDetail,
    taskOtherTaskUpload
  } from "@/api/task.js"
import { Toast } from "../../libs/uniApi";
  export default {
    data() {
      return {
        task_id: -1,
        task_info: {

        },
        other: {
          annex: [], // 附件列表
          is_commit: 0, // 是否提交
          note: "", // 详情描述
        },
        fileList: []
      };
    },
    onLoad(options) {
      this.task_id = options.task_id;
      this.initDetail();
    },
    computed: {
      // 占位长度 
      placeholderLength() {
        return (this.fileList.length + 1) % 3 == 0 ? 0 : 3 - (this.fileList.length + 1) % 3;
      }
    },
    methods: {
      initDetail() {
        taskOtherTaskDetail({ id: this.task_id }).then((res) => {
          this.task_info = res.data;
          this.other = res.data?.extend?.other;
        })
      },
      async submit(){
        console.log('提交');
        if(this.other.note.trim()=='')return Toast('详情描述不能为空');
        await taskOtherTaskUpload({
          id: this.task_id,
          extend: {
            other: {
              note: this.other.note,
              annex: this.other.annex
            }
          }
        });
        this.other.is_commit = 1;
        Toast('提交成功')
      },
      chooseFile() {
        uni.chooseImage({
          sizeType: ['compressed'],
          success: async (res) => {
            for (let item of res.tempFiles) {
              let res = await upLoadImage({
                filePath: item.path,
                name: 'file'
              });
              this.fileList.push(res.data.uri);
            }
            // this.fileList = [...this.fileList, res.tempFiles]
          }
        })
      },
      priview(index) {
        uni.previewImage({
          urls: this.fileList,
          current: index,
          longPressActions: {
            itemList: ['删除'],
            itemColor: '#ff0000',
            success(e) {
              if (e.tapIndex == 0) this.deleteFile(e.index);
            }
          },
        })
      },
      deleteFile(index) {
        this.fileList.splice(index, 1);
      },
      navTo(url) {
        if (url) {
          uni.showLoading({
            title: '加载中',
            mask: true
          });
          uni.navigateTo({
            url: url,
            success() {
              uni.hideLoading()
            }
          })
        } else Toast('暂未开放')
      },
    }
  }
</script>

<style lang="scss">
  .card {
    margin: 0 auto;
    margin-bottom: 28rpx;
    width: 694rpx;
    background: #FFFFFF;
    border-radius: 14rpx;
    padding: 28rpx;

    .title {
      font-size: 32rpx;
      font-weight: bold;
      color: #333333;
    }

    .text {
      line-height: 50rpx;
    }

    .file {
      display: flex;
      justify-content: left;
      flex-wrap: wrap;

      &_item {
        flex-shrink: 0;
        width: 200rpx;
        height: 200rpx;
        margin: 0 auto;
        margin-bottom: 16rpx;
        border: 2px solid #ccc;
        border-radius: 10rpx;
        overflow: hidden;
        position: relative;

        .image {
          width: 100%;
          height: 100%;
        }

        .del {
          position: absolute;
          height: 40rpx;
          width: 40rpx;
          top: 10rpx;
          right: 10rpx;
        }
      }

      &_btn {
        flex-shrink: 0;
        width: 200rpx;
        height: 200rpx;
        margin: 0 auto;
        margin-bottom: 16rpx;
        border: 2px solid #ccc;
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
        border-radius: 10rpx;

        image {
          width: 100rpx;
          height: 100rpx;
        }
      }

      &_empty {
        flex-shrink: 0;
        width: 200rpx;
        height: 200rpx;
        margin: 0 auto;
        margin-bottom: 16rpx;
        border: 2px solid transparent;
      }
    }
  }
</style>