通过ElementUi在Vue搭建的项目中实现CRUD

'BOOK_Add': '/book/addBook', //绑定书籍
  'BOOK_UPD': '/book/editBook', //绑定书籍
  'BOOK_DEL': '/book/delBook', //绑定书籍

template>
  <div id="book" style="padding: 30px;">
    <!-- 搜索框-->
    <el-form :inline="true" class="demo-form-inline">
      <el-form-item label="书籍名字">
        <el-input v-model="bookname" placeholder="书籍名字"></el-input>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" @click="onSubmit">查询</el-button>
        <el-button type="primary" @click="open">新增</el-button>
      </el-form-item>
    </el-form>
    <!-- 数据表格-->
    <el-table :data="tableData" stripe style="width: 100%">
      <el-table-column prop="id" label="书籍编号" width="180">
      </el-table-column>
      <el-table-column prop="bookname" label="书籍名字" width="180">
      </el-table-column>
      <el-table-column prop="price" label="书籍价格">
      </el-table-column>
      <el-table-column prop="booktype" label="书籍类型">
      </el-table-column>
      <el-table-column label="操作   ">
        <template slot-scope="scope">
          <el-button size="mini" @click="open(scope.$index, scope.row)">编辑</el-button>
          <el-button size="mini" type="danger" @click="del(scope.$index, scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    <!-- 分页-->
    <div class="block">
      <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="page"
        :page-sizes="[10, 20, 30, 40]" :page-size="rows" layout="total, sizes, prev, pager, next, jumper"
        :total="total">
      </el-pagination>
    </div>
    <!-- 弹出 增加，删除-->
    <el-dialog :title="title" :visible.sync="dialogFormVisible" @close="clear">
      <el-form :model="book" :rules="rules" ref="book">
        <el-form-item label="书籍编号" :label-width="formLabelWidth">
          <el-input v-model="book.id" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="书籍名字" :label-width="formLabelWidth" prop="bookname">
          <el-input v-model="book.bookname" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="书籍价格" :label-width="formLabelWidth" prop="price">
          <el-input v-model="book.price" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="书籍类别" :label-width="formLabelWidth" prop="bookytpe">
          <el-select v-model="book.booktype" placeholder="请选择书本类型">
            <el-option v-for="t in types" :label="t.name" :value="t.name" :key="'key_'+t.id"></el-option>
          </el-select>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogFormVisible = false">取 消</el-button>
        <el-button type="primary" @click="dosub">确定</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
  export default {
    data() {
      return {
        bookname: '',
        tableData: [],
        rows: 10,
        page: 1,
        total: 0,
        title: '新增',
        dialogFormVisible: false,
        formLabelWidth: '100px',
        types: [],
        book: {
          id: '',
          bookname: '',
          price: '',
          booktype: ''
        },
        rules: {
          bookname: [{
              required: true,
              message: '请输入书籍名称',
              trigger: 'blur'
            },
            {
              min: 1,
              max: 5,
              message: '长度在 1到 5 个字符',
              trigger: 'blur'
            }
          ],
          price: [{
            required: true,
            message: '请输入价格',
            trigger: 'blur'
          }],
          booktype: [{
            required: true,
            message: '请输入类型',
            trigger: 'blur'
          }]
        }
      }
    },
    methods: {
      del(idx, row) {
        this.$confirm('此操作将永久删除id为' + row.id + ',是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(() => {
          let url = this.axios.urls.BOOK_DEL;
          this.axios.post(url, {
            id: row.id
          }).then(r => {
            console.log(r);
            this.$message({
              type: 'success',
              message: '删除成功!'
            });
            this.query({});
          }).catch(e => {
          })
        }).catch(() => {
          this.$message({
            type: 'info',
            message: '已取消删除'
          });
        });
      },
      dosub() {
        this.$refs['book'].validate((valid) => {
          if (valid) {
             let url = this.axios.urls.BOOK_ADD;
            //获得动态数据
            if (this.title = '编辑') {
              url = this.axios.urls.BOOK_UPD;
            }
            let params = {
              id: this.book.id,
              bookname: this.book.bookname,
              price: this.book.price,
              booktype: this.book.booktype
            }
            this.axios.post(url, this.book).then(r => {
              console.log(r);
              this.clear();
              this.query({});
            }).catch(e => {
            })
          } else {
            console.log('error submit!!');
            return false;
          }
        });
  },
  //初始化窗体
  clear() {
      this.dialogFormVisible = false;
      this.title = '新增',
        this.book = {
          id: '',
          bookname: '',
          price: '',
          booktype: ''
        }
    },
    //打开窗体的方法
    open(idx, row) {
      this.dialogFormVisible = true;
      if (row) {
        this.title = '编辑';
        this.book.id = row.id;
        this.book.bookname = row.bookname;
        this.book.price = row.price;
        this.book.booktype = row.booktype;
      }
    },
    query(params) {
      //获得动态数据
      let url = this.axios.urls.BOOK_LIST;
      this.axios.get(url, {
        params: params
      }).then(r => {
        console.log(r);
        this.tableData = r.data.rows;
        this.total = r.data.total;
      }).catch(e => {
      })
    },
    onSubmit() {
      let params = {
        bookname: this.bookname
      }
      this.query(params);
    },
    handleSizeChange(r) {
      let params = {
        bookname: this.bookname,
        rows: r,
        page: this.page
      }
      this.query(params);
    },
    handleCurrentChange(p) {
      let params = {
        bookname: this.bookname,
        rows: this.rows,
        page: p
      }
      this.query(params);
    }
  },
  created() {
    this.query({});
    this.types = [{
        id: 1,
        name: '爱情'
      },
      {
        id: 2,
        name: '修仙'
      },
      {
        id: 3,
        name: '古装'
      },
      {
        id: 4,
        name: '校园'
      }
    ];
  }
  }
</script>