<template>
  <div class="app-container">
    <el-form
      :model="queryParams"
      ref="queryForm"
      size="small"
      :inline="true"
      v-show="showSearch"
      label-width="68px"
    >
      <el-form-item label="模板编号" prop="templateno">
        <el-input
          v-model="queryParams.templateno"
          placeholder="请输入模板编号"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="模板名称" prop="templatename">
        <el-input
          v-model="queryParams.templatename"
          placeholder="请输入模板名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="模板类别" prop="templatecategory">
        <el-input
          v-model="queryParams.templatecategory"
          placeholder="请输入模板类别"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button
          type="primary"
          icon="el-icon-search"
          size="mini"
          @click="handleQuery"
          >搜索</el-button
        >
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery"
          >重置</el-button
        >
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:contracttemplate:add']"
          >新增</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:contracttemplate:edit']"
          >修改</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:contracttemplate:remove']"
          >删除</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['system:contracttemplate:export']"
          >导出</el-button
        >
      </el-col>
      <right-toolbar
        :showSearch.sync="showSearch"
        @queryTable="getList"
      ></right-toolbar>
    </el-row>

    <el-table
      v-loading="loading"
      :data="contracttemplateList"
      @selection-change="handleSelectionChange"
    >
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="模板编号" align="center" prop="templateno" />
      <el-table-column label="模板名称" align="center" prop="templatename" />
      <el-table-column label="模板文件" align="center" prop="templatefile">
        <template slot-scope="scope">
          
          <img src="@/assets/images/PDF.png" @click="openFile(scope.row.templatefile)" width="40px" height="auto" style="cursor: pointer"/>
        </template>
      </el-table-column>
      <el-table-column
        label="模板类别"
        align="center"
        prop="templatecategory"
      />
      <!-- <el-table-column label="" align="center" prop="id" v-if="true"/> -->
      <el-table-column
        label="操作"
        align="center"
        class-name="small-padding fixed-width"
      >
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:contracttemplate:edit']"
            >修改</el-button
          >
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:contracttemplate:remove']"
            >删除</el-button
          >
        </template>
      </el-table-column>
    </el-table>
    <!-- 在页面外部定义弹窗组件 -->
    <el-dialog :visible.sync="dialogVisible">
      <img :src="dialogImageUrl" alt="图片预览" style="width: 100%" />
    </el-dialog>
    <pagination
      v-show="total > 0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <el-dialog :visible.sync="dialogVisible" title="合同预览" width="50%">
      <embed :src="currentFile" />
      <span slot="footer" class="dialog-footer">
        <el-button @click="dialogVisible = false">关闭</el-button>
      </span>
    </el-dialog>

    <!-- 添加或修改【请填写功能名称】对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="模板编号" prop="templateno">
          <el-input v-model="form.templateno" placeholder="请输入模板编号" />
        </el-form-item>
        <el-form-item label="模板名称" prop="templatename">
          <el-input v-model="form.templatename" placeholder="请输入模板名称" />
        </el-form-item>
        <el-form-item label="模板文件" prop="templatefile">
          <!-- <file-upload v-model="form.templatefile"/> -->
          <el-upload
            class="upload-demo"
            ref="upload"
            :accept="'application/pdf'"
            :before-upload="beforeUpload"
            :action="this.url"
            :headers="this.headers"
            :on-preview="handlePreview"
            :on-remove="handleRemove"
            :on-change="handleChange"
            :file-list="this.fileList"
            :auto-upload="false"
            :limit="1"
            :multiple="false"
            :on-success="handleSuccess"
            :before-remove="beforeRemove"
            :on-exceed="handleExceed"
            name="files"
          >
            <el-button slot="trigger" size="small" type="primary"
              >选取文件</el-button
            >
            <el-button
              style="margin-left: 10px"
              size="small"
              type="success"
              @click="submitUpload"
              >上传到服务器</el-button
            >
            <div slot="tip" class="el-upload__tip">
              只能上传大小不超过 5MB 的 PDF 文件
            </div>
          </el-upload>
        </el-form-item>
        <el-form-item label="模板类别" prop="templatecategory">
          <el-input
            v-model="form.templatecategory"
            placeholder="请输入模板类别"
          />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button :loading="buttonLoading" type="primary" @click="submitForm"
          >确 定</el-button
        >
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
  listContracttemplate,
  getContracttemplate,
  delContracttemplate,
  addContracttemplate,
  updateContracttemplate,
} from "@/api/compliancemanagement/contracttemplate";
import { getToken } from "@/utils/auth";
import VuePdf from 'vue-pdf';
import axios from "axios";
export default {
  components: {
    VuePdf
  },
  name: "Contracttemplate",
  data() {
    return {
      dialogVisible: false,
      currentFile: '',
      // 设置上传的请求头部
      headers: { Authorization: "Bearer " + getToken() },
      // 上传的地址
      url: process.env.VUE_APP_BASE_API + "/common/uploads",
      // urlhead: "http://joycart.zgftlm.com",
      urlhead:process.env.VUE_APP_BASE_API,
      fileList: [],
      dialogVisible: false,
      dialogImageUrl: "",
      // 按钮loading
      buttonLoading: false,
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 【请填写功能名称】表格数据
      contracttemplateList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        templateno: undefined,
        templatename: undefined,
        templatefile: undefined,
        templatecategory: undefined,
      },
      // 表单参数
      form: {
      },
      file: [],
      // 表单校验
      rules: {
        templateno: [
          { required: true, message: "模板编号不能为空", trigger: "blur" },
        ],
        templatename: [
          { required: true, message: "模板名称不能为空", trigger: "blur" },
        ],
        templatefile: [
          { required: true, message: "模板文件不能为空，请上传", trigger: "blur" },
        ],
        templatecategory: [
          { required: true, message: "模板类别不能为空", trigger: "blur" },
        ],
        id: [{ required: true, message: "不能为空", trigger: "blur" }],
      },
    };
  },
  created() {
    this.getList();
  },
  methods: {
    openFile(filePath) {
      
      this.currentFile = this.urlhead+filePath;
      console.log(this.currentFile)
      this.dialogVisible = true; 
      
    },
    beforeUpload(file) {
      const isPDF = file.type === 'application/pdf';
    const isLt5M = file.size / 1024 / 1024 < 5;

    if (!isPDF) {
      this.$message.error('只能上传 PDF 文件');
      return false;
    }
    if (!isLt5M) {
      this.$message.error('上传文件大小不能超过 5MB');
      return false;
    }

    // 如果需要其他处理，可以在这里添加

    return true; // 返回 true 允许上传
  },
    handleChange(file, fileList) {
      this.fileList = fileList;
    },
    handleSuccess(response, file, fileList) {
      // response 是上传成功后的响应数据
      // 可以从中获取文件地址或文件名
      // 假设后端返回的数据结构中有一个字段 url 表示文件地址
      const fileUrl = response.data.fileNames;
      // 将文件地址或文件名赋值给表单的字段
      this.form.templatefile =fileUrl;
    },
    handleRemove(file, fileList) {
      this.form.templatefile=''
      console.log(file, fileList);
    },
    handlePreview(file) {
      console.log(file);
    },
    handleExceed(files, fileList) {
      this.$message.warning(
        `当前限制上传 1 个文件，本次选择了 ${files.length} 个文件，共选择了 ${
          files.length + fileList.length
        } 个文件`
      );
    },
    beforeRemove(file, fileList) {
      this.fileList = fileList;
      if (file && file.status==="success") {
      return this.$confirm(`确定移除 ${file.name}？`);
      }
      
    },
    showImage(imageUrl) {
      this.dialogImageUrl = imageUrl;
      this.dialogVisible = true;
    },
    /** 查询【请填写功能名称】列表 */
    getList() {
      this.loading = true;
      listContracttemplate(this.queryParams).then((response) => {
        this.contracttemplateList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        templateno: undefined,
        templatename: undefined,
        templatefile: undefined,
        templatecategory: undefined,
        id: undefined,
        createBy: undefined,
        createTime: undefined,
        updateBy: undefined,
        updateTime: undefined,
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map((item) => item.id);
      this.single = selection.length !== 1;
      this.multiple = !selection.length;
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.loading = true;
      this.reset();
      const id = row.id || this.ids;
      getContracttemplate(id).then((response) => {
        this.loading = false;
        this.form = response.data;
        this.open = true;
        this.title = "修改";
      });
    },
    submitUpload() {
      // 手动触发上传操作
      //  this.$refs.upload.submit()
      // 构建 FormData 对象
      this.$refs.upload.submit()
    },
    /** 提交按钮 */
    submitForm() {
      console.log("文件名：", this.form.templatefile);
      this.$refs["form"].validate((valid) => {
        if (valid) {
          this.buttonLoading = true;
          if (this.form.id != null) {
            updateContracttemplate(this.form)
              .then((response) => {
                this.$modal.msgSuccess("修改成功");
                this.open = false;
                this.fileList = [];
                this.getList();
              })
              .finally(() => {
                this.buttonLoading = false;
              });
          } else {
            addContracttemplate(this.form)
              .then((response) => {
                this.$modal.msgSuccess("新增成功");
                this.open = false;
                this.fileList = [];
                this.getList();
              })
              .finally(() => {
                this.buttonLoading = false;
              });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal
        .confirm('是否确认删除【请填写功能名称】编号为"' + ids + '"的数据项？')
        .then(() => {
          this.loading = true;
          return delContracttemplate(ids);
        })
        .then(() => {
          this.loading = false;
          this.getList();
          this.$modal.msgSuccess("删除成功");
        })
        .catch(() => {})
        .finally(() => {
          this.loading = false;
        });
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download(
        "system/contracttemplate/export",
        {
          ...this.queryParams,
        },
        `contracttemplate_${new Date().getTime()}.xlsx`
      );
    },
  },
};
</script>