a-table表格里的删除置灰

点击取消部署，当前行删除按钮置灰，需求如下：

data新增一个state：0的状态：

				 dataSource:[{
                    key: "1",
                    modelName: "模型名称",
                    serialType: "算法类型一",
                    creationTime: "创建时间",
                    theHeir: "上传人",
                    state: 0
                }, {
                    key: "2",
                    modelName: "模型名称",
                    serialType: "算法类型一",
                    creationTime: "创建时间",
                    theHeir: "上传人",
                    state: 0
                }],

			  <a-table
                        rowKey="key"
                        :columns="columns"
                        :locale="{ emptyText: '暂无数据' }"
                        :data-source="dataSource"
                        :pagination="false"
                >
                    <div slot="operation" slot-scope="text, record, index">
                        <span @click="deployFn(record,index)">取消部署</span>
                        <span @click="deleteFn(record)" :style="{color: record.state? '#999': ''} " :disabled="record.state? true: false">删除</span>
                    </div>
                </a-table>

			deployFn(record,index) {
                let that = this;
                that.dataSource[index].state = 1;
            },