jiangchengfeiyi-Web/src/views/Commodity/AddProduct.vue

<template>
  <div class="totalBox">
    <!-- 表单 ref 和 prop绑定  用于重置表单 -->
    <div class="fromBox">
      <el-form ref="resetFormData" :model="form" label-width="auto"  size="large" :rules="rules">
        <div>
          <el-form-item label="添加商品图片">
            <!-- 下面的event的作用,传入当前事件对象 -->
            <el-upload ref="uploadProductImg" action="#" list-type="picture-card" :auto-upload="false" multiple="true"
              :on-remove="handleRemove" @change="(event: any) => handleChange(event, 0)" :on-exceed="Exceed_ProductImg"
              limit="7">
              <el-icon>
                <Plus />
              </el-icon>
            </el-upload>
          </el-form-item>
          </div>
          <!--  添加图文描述-->
          <div>
          <el-form-item label="添加图文描述">
            <el-upload ref="uploadProductDetail" action="#" list-type="picture-card" :auto-upload="false"
              multiple="true" :on-change="(event: any) => handleChange(event, 1)" :on-exceed="Exceed_ProductDetail"
              limit="1" :on-remove="handleRemove">
              <el-icon>
                <Plus />
              </el-icon>
            </el-upload>
          </el-form-item>
        </div>
        <div class="NamePrice">
        <el-form-item label="产品名称" prop="name">
          <el-input v-model="form.name" maxlength="12" minlength="2" show-word-limit style="width: 260px;" />
        </el-form-item>
        <el-form-item label="产品价格" prop="price">
          <el-input-number v-model="form.price" min="0.01" :precision="2" :step="0.5" />
          <p>元</p>
        </el-form-item>
        </div>
        <div class="IntroInven">
        <el-form-item label="产品简介" prop="intro">
          <el-input v-model="form.intro" type="textarea" placeholder="产品尺寸，服务等" maxlength="30" show-word-limit
            style="width: 300px;" />
        </el-form-item>
        <div>
        <el-form-item label="库存" prop="inventory">
          <el-input-number v-model="form.inventory" min="0" :precision="0" :step="1" />
        </el-form-item>
        </div>
        </div>
        <div class="festivalBox">
        <el-form-item label="节日名称" prop="festivalName" style="width: 300px;">
          <el-input v-model="form.festivalName" />
        </el-form-item>
        <el-form-item label="产品类别" prop="type" style="width: 240px;">
          <el-select v-model="typeList.value" placeholder="请选择" @change="(event: any) => loadForm(event, 1)">
            <el-option v-for="item in typeList" :key="item.value" :label="item.label" :value="item.value1" />
          </el-select>
        </el-form-item>
        </div>
        <el-form-item label="商品标签" prop="label">
          <div v-for="(item, index) in labelList" :key="index">
            <el-input v-model="labelList[index]" type="text" style="width: 150px;" maxlength="5" show-word-limit
              @blur="addLabelList" />
          </div>
          <el-button type="primary" @click="addLabel">添加</el-button>
        </el-form-item>
        <el-form-item label="商品详细描述" prop="introDetail">
          <el-input v-model="form.introDetail" type="textarea" placeholder="产品尺寸，服务等" maxlength="100" show-word-limit/>
        </el-form-item>
        <div class="btnBox">
        <el-form-item>
          <el-button type="primary" @click="onSubmit" :disabled="saveBtn">保存</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="resetForm">重置</el-button>
        </el-form-item>
      </div>
      </el-form>
    </div>
  </div>
</template>

<script lang="ts" setup>
import { ref, onMounted, inject, reactive } from 'vue';
import { Plus } from '@element-plus/icons-vue';
import { type UploadFile, type UploadProps, genFileId, type UploadRawFile, type FormInstance, type FormRules } from 'element-plus';
import { SuccessInfo, WarnInfo, CommInfo } from '@/utils/messageInfo';
import myAxios from "@/api/myAxios";
const fileSimple = ref() //单个文件
const productImgMap = new Map() //商品图片数组  
// const uploadedFiles = ref<UploadFile[]>([]);//商品图片数组
// const uploadedDescription = ref<UploadFile[]>([]);//商品图文描述数组
const productImgArr : any = ref([])
const resetFormData = ref()
const form = ref({
  name: '',   //商品名称
  price: '',  //商品价格
  intro: '',//产品简介
  festivalName: '', //节日名称
  type: '',//类别
  label: '',//商品标签
  introDetail: '',//详情描述
  goodImg: '',  //商品图片url
  detailImg: '',  //图文详情url
  inventory: '' //库存
})
//导入组件刷新
const reload: any = inject("reload")
const typeList: any = ref([
  {
    value1: '',
    label: ''
  }
])
const uploadProductImg: any = ref()  //图片上传的ref绑定
const uploadProductDetail: any = ref()  //图片上传的ref绑定
const saveBtn = ref(false) //按钮状态
const labelList = ref([''])
onMounted(() => {
  getTypeList() //加载类别列表，渲染在产品列表的select选项里面
})
const getTypeList = async () => {  //获取类别列表作为可选项
  const res = await myAxios.post('/category/list', {})  //获取商品列表
  for (let key in res.data.data) {    //循环赋值
    typeList.value[key] = {
      value1: res.data.data[key].typeName,
      label: res.data.data[key].typeName
    }
  }
}
const handleRemove: UploadProps['onRemove'] = (uploadFile, uploadFiles) => {    //uploadFile表示当前删除的图片，uploadFiles是还剩余的图片信息
  productImgMap.delete(uploadFile.uid)
  productImgArr.value.splice(0,productImgArr.value.length)  //一并删除数组中存放的图片Url地址
}
//提交表单
const onSubmit = async () => {
  const values = Object.values(form.value);
  // 使用some()方法来检查是否有任何值为空
  console.log('表单--->',values);
  if (values.some((value: any)=> value === null || value === undefined || value === '' || value === 0)) {
    WarnInfo('请检查表单数据是否完整填写')
    return;  //空返回结束函数
  }
  const res = await myAxios.post('/goods/add', { ...form.value })
  console.log(res.data);
  if (res.data.code === 1) {
    SuccessInfo('提交成功')
    reload() //上传完后重置表单
  } else {
    WarnInfo('服务错误')
    return;
  }
}
//图片上传请求  此请求只要选择了图片，就会默认上传
const handleChange = async (file: any, flag: number) => {
  fileSimple.value = file
  let formData = new FormData()  //这一步很重要 创建一个FormData对象
  formData.append("file", fileSimple.value.raw)  //fileSimple.value.raw 才是文件主体  将其以文件的格式插入formData
  const res = await myAxios({   //编写请求，与以前的请求不同，这一次要指定好头部类型和文件类型
    url: '/file/upload/server/not_login',
    method: 'post',
    headers: {
      'content-Type': 'multipart/form-data'
    },
    data: {
      biz: "test",
      // 取出formData对象中的file
      file: formData.get("file")
    }
  })
  if (res.data.code === 1) {
    //三元运算   当flag为0时，赋值给商品图片  flag为1时，赋值给详情图片
    // flag ? form.value.detailImg = res.data.data : 0
    if(flag === 0) {
      productImgMap.set(fileSimple.value.uid,res.data.data)
      productImgMap.forEach(loopMap)   //将图片url插入到数组中
      form.value.goodImg = formatString()
    } else {
      form.value.detailImg = res.data.data
    }
    // console.log('str--->',formatString());
  }
}
//将 商品类别 赋值到表格里
const loadForm = (value: any, flag: number) => {
  flag ? form.value.type = value : form.value.festivalName = value  //三元运算符 flag=1 是关于"商品类别"选项的值  flag=0 是关于“是否为节日限定”选项的值
}
//清除表单
const resetForm = () => {
  resetFormData.value.resetFields()
}
const Exceed_ProductImg: UploadProps['onExceed'] = (files) => { //覆盖商品照片   'onExceed'当文件个数超过限制时，做出的判断
  uploadProductImg.value!.clearFiles()   //清空已上传的文件列表
  const file = files[0] as UploadRawFile
  file.uid = genFileId()
  uploadProductImg.value!.handleStart(file)   //手动选择文件
}
const Exceed_ProductDetail: UploadProps['onExceed'] = (files) => {  //覆盖商品详情图片
  uploadProductDetail.value!.clearFiles()   //清空已上传的文件列表
  const file = files[0] as UploadRawFile
  file.uid = genFileId()
  uploadProductDetail.value!.handleStart(file)  //手动选择文件
}
const validateName = (rule: any, value: any, callback: any) => {  //商品名称的校验规则
  if (value === '') {
    callback(new Error('请输入商品名称'))
  } else if (value.length < 2) {
    callback(new Error('商品名称不能小于两位'))
    saveBtn.value = true
  } else { saveBtn.value = false }
}
const validateIntro = (rule: any, value: any, callback: any) => { //商品简介的校验规则
  if (value === '') {
    callback(new Error('请输入商品简介'))
  } else if (value.length < 20) {
    callback(new Error('商品简介不能少于20字'))
    saveBtn.value = true
  } else { saveBtn.value = false }
}
const validateDetail = (rule: any, value: any, callback: any) => { 
  if(value === '') {
    callback(new Error('请输入商品详情'))
  } else if(value.length < 80) {
    callback(new Error('商品详情不能少于80字'))
    saveBtn.value = true
  } else { saveBtn.value = false }
}
const rules = reactive<FormRules<typeof form>>({  //表单校验规则
  name: [{ validator: validateName, trigger: 'blur' }],
  intro: [{ validator: validateIntro, trigger: 'blur' }],
  introDetail: [{ validator: validateDetail, trigger: 'blur' }]
})
const addLabel = () => {   //添加商品标签按钮的方法
  if (labelList.value[labelList.value.length - 1] === '') {
    WarnInfo('请填写完')
    return;
  }
  if (labelList.value.length < 4) {
    labelList.value.push('')
  }
}
const addLabelList = () => {   //格式化商品标签
  var string = ''
  if (!labelList.value.some((item: any) => item === '')) {
    string = labelList.value.join(';')
  } else return;
  form.value.label = string
}
const loopMap = (value :any , key :any ,map :any) => {  //循环商品图片Map集合函数,用于给请求的字段赋值
  productImgArr.value.push(value)
}
const formatString =()=>{
  var str = ''
  str = productImgArr.value.join(';')
  // console.log(str);
  return str
}
</script>

<style scoped>
.totalBox {
  display: flex;

  margin: 0 auto;
}
.fromBox {
  width: 700px;
  height: 750px;
  margin: 0 auto;
}
.NamePrice {
  display: flex;
}
.IntroInven {
  display: flex;
}
.festivalBox {
  display: flex;
}
.btnBox {
  display: flex;
  justify-content: space-around;
}
</style>