<template>
  <div>
    <div v-if="!options.img && formName != 3" @click="editCropper()"> <el-button type="primary" size="small">点击上传资质</el-button></div>
    <div  v-if="options.img && formName != 3"  class="user-info-head" :style="{ width: options.autoCropWidth+ 'px', height: options.autoCropHeight + 'px' }" @click="editCropper()">
      <img  v-bind:src="options.img" title="点击上传资质" class="img-zz" :style="{ width: options.autoCropWidth+ 'px', height: options.autoCropHeight + 'px' }"/>
    </div>
    <div  v-if="options.img && formName == 3"  class="user-info-head" :style="{ width: options.autoCropWidth+ 'px', height: options.autoCropHeight + 'px' }">
      <img  v-bind:src="options.img" title="点击上传资质" class="img-zz" :style="{ width: options.autoCropWidth+ 'px', height: options.autoCropHeight + 'px' }"/>
    </div>
    <el-dialog :title="title" :visible.sync="open" width="1200px" append-to-body @opened="modalOpened"  @close="closeDialog">
      <el-row>
        <el-col :xs="24" :md="12" :style="{height: '500px'}">
          <vue-cropper
            ref="cropper"
            :img="options.img"
            :info="true"
            :autoCrop="options.autoCrop"
            :autoCropWidth="options.autoCropWidth"
            :autoCropHeight="options.autoCropHeight"
            :fixedBox="options.fixedBox"
            @realTime="realTime"
            v-if="visible"
          />
        </el-col>
        <el-col :xs="24" :md="12" :style="{height: '500px'}">
          <div class="zz-upload-preview" :style="{ width: options.autoCropWidth+ 'px', height: options.autoCropHeight + 'px' }">
            <img :src="previews.url" :style="previews.img" />
          </div>
        </el-col>
      </el-row>
      <br />
      <el-row>
        <el-col :lg="2" :md="2">
          <el-upload action="#" :http-request="requestUpload" :show-file-list="false" :before-upload="beforeUpload">
            <el-button size="small">
              选择
              <i class="el-icon-upload el-icon--right"></i>
            </el-button>
          </el-upload>
        </el-col>
        <el-col :lg="{span: 1, offset: 2}" :md="2">
          <el-button icon="el-icon-plus" size="small" @click="changeScale(1)"></el-button>
        </el-col>
        <el-col :lg="{span: 1, offset: 1}" :md="2">
          <el-button icon="el-icon-minus" size="small" @click="changeScale(-1)"></el-button>
        </el-col>
        <el-col :lg="{span: 1, offset: 1}" :md="2">
          <el-button icon="el-icon-refresh-left" size="small" @click="rotateLeft()"></el-button>
        </el-col>
        <el-col :lg="{span: 1, offset: 1}" :md="2">
          <el-button icon="el-icon-refresh-right" size="small" @click="rotateRight()"></el-button>
        </el-col>
        <el-col :lg="{span: 2, offset: 6}" :md="2">
          <el-button type="primary" size="small" @click="uploadImg()">提 交</el-button>
        </el-col>
      </el-row>
      <el-row style="margin-top: 20px">

        <el-col :lg="{span: 3, offset: -3}" :md="2">
          <el-form-item label="长度:" class="query-form-item">
          <el-input
            size="small"
            style="width: 100px;"
            splaceholder="长度"
            v-model="options.autoCropWidth"
          ></el-input>
          </el-form-item>
        </el-col>
        <el-col :lg="{span: 3, offset: 2}" :md="2">
          <el-form-item label="宽度:" class="query-form-item">
          <el-input
            size="small"
            style="width: 100px;"
            splaceholder="宽度"
            v-model="options.autoCropHeight"
          ></el-input>
          </el-form-item>
        </el-col>
      </el-row>
    </el-dialog>
  </div>
</template>

<script>
import store from "@/store";
import { VueCropper } from "vue-cropper";
import { uploadFile } from "@/api/basic/uploadZz";

export default {
  components: { VueCropper },
  props: {
    formName: {
      type: Object,
      required: true,
    },
    inputQuery: {
      type: Object,
      required: true,
    },
  },
  data() {
    return {
      // 是否显示弹出层
      open: false,
      // 是否显示cropper
      visible: false,
      // 弹出层标题
      title: "上传资质",
      options: {
        full: true,
        infoTrue: true,
        original: true,
        img: this.inputQuery.filePath, //裁剪图片的地址
        autoCrop: false, // 是否默认生成截图框
        autoCropWidth: 200, // 默认生成截图框宽度
        autoCropHeight: 200, // 默认生成截图框高度
        fixedBox: false, // 固定截图框大小 不允许改变
        filename: ''
      },
      previews: {}
    };
  },
  methods: {
    // 编辑头像
    editCropper() {
      this.open = true;
    },
    // 打开弹出层结束时的回调
    modalOpened() {
      this.visible = true;
    },
    // 覆盖默认的上传行为
    requestUpload() {
    },
    // 向左旋转
    rotateLeft() {
      this.$refs.cropper.rotateLeft();
    },
    // 向右旋转
    rotateRight() {
      this.$refs.cropper.rotateRight();
    },
    // 图片缩放
    changeScale(num) {
      num = num || 1;
      this.$refs.cropper.changeScale(num);
    },
    // 上传预处理
    beforeUpload(file) {
      if (file.type.indexOf("image/") == -1) {
        this.$modal.msgError("文件格式错误，请上传图片类型,如：JPG，PNG后缀的文件。");
      } else {
        const reader = new FileReader();
        reader.readAsDataURL(file);
        reader.onload = () => {
          this.options.img = reader.result;
          this.options.filename = file.name;
        };
      }
    },
    // 上传图片
    uploadImg() {
      this.$refs.cropper.getCropBlob(data => {
        let formData = new FormData();
        console.log(this.options.filename)
        formData.append("file", data, this.options.filename);
        formData.append("type", "image2");
        uploadFile(formData).then(response => {
          this.open = false;
          console.log(response.data.name);
          this.options.img = response.data.name;
          this.inputQuery.filePath = this.options.img
          this.$modal.msgSuccess("提交成功");
          this.visible = false;
        });
      });
    },
    // 实时预览
    realTime(data) {
      this.previews = data;
    },
    // 关闭窗口
    closeDialog() {
      this.visible = false;
    }
  }
};
</script>
<style scoped lang="scss">
.user-info-head {
  position: relative;
  display: inline-block;
}

.user-info-head:hover:after {
  content: '+';
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  color: #eee;
  background: rgba(0, 0, 0, 0.5);
  font-size: 24px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  cursor: pointer;
  line-height: 110px;
}


.zz-upload-preview {
  position: absolute;
  top: 50%;
  -webkit-transform: translate(50%, -50%);
  transform: translate(50%, -50%);
  -webkit-box-shadow: 0 0 4px #ccc;
  box-shadow: 0 0 4px #ccc;
  overflow: hidden;
}
</style>
