• SPA项目之CRUD+表单验证


    1. 表单验证
    Form组件提供了表单验证的功能,只需要通过 rules 属性传入约定的验证规则,
    并将Form-Item的prop属性设置为需校验的字段名即可

    <el-dialog :title="title" :visible.sync="editFormVisible" width="30%" @click="closeDialog">
                <el-form label-width="120px" :model="editForm" :rules="rules" ref="editForm">
                    <el-form-item label="文章标题" prop="title">
                        <el-input size="small" v-model="editForm.title" auto-complete="off" placeholder="请输入文章标题"></el-input>
                    </el-form-item>
                    <el-form-item label="文章内容" prop="body">
                        <el-input size="small" v-model="editForm.body" auto-complete="off" placeholder="请输入文章内容"></el-input>
                    </el-form-item>
                </el-form>
                <div slot="footer" class="dialog-footer">
                    <el-button size="small" @click="closeDialog">取消</el-button>
                    <el-button size="small" type="primary" class="title" @click="submitForm('editForm')">保存</el-button>
                </div>
            </el-dialog>

     rules表单验证

    rules: {
                        title: [{
                                required: true,
                                message: '请输入文章标题',
                                trigger: 'blur'
                            },
                            {
                                min: 3,
                                max: 5,
                                message: '文章标题长度在 3 到 5 个字符',
                                trigger: 'blur'
                            }
                        ],
                        body: [{
                            required: true,
                            message: '请输入文章内容',
                            trigger: 'blur'
                        }]

     2. CUD

    <template>
        <div>
            <el-form :inline="true" :model="formInline" class="user-search">
                <el-form-item label="搜索:">
                    <el-input size="small" v-model="formInline.title" placeholder="输入部门名称"></el-input>
                </el-form-item>
                <el-form-item>
                    <el-button size="small" type="primary" icon="el-icon-search" @click="search">搜索</el-button>
                    <el-button size="small" type="primary" icon="el-icon-plus" @click="handleAdd()">添加</el-button>
                </el-form-item>
            </el-form>
            <el-table size="small" :data="listData" border element-loading-text="拼命加载中" style=" 100%;">
                <el-table-column align="center" type="selection" min-width="1">
                </el-table-column>
                <el-table-column sortable prop="id" label="文章ID" min-width="1">
                </el-table-column>
                <el-table-column sortable prop="title" label="文章标题" min-width="2">
                </el-table-column>
                <el-table-column sortable prop="body" label="文章内容" min-width="4">
                </el-table-column>
                </el-table-column>
                        <el-table-column align="center" label="操作" min-width="2">
                    <template slot-scope="scope">
                        <el-button size="mini" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
                        <el-button size="mini" type="danger" @click="deleteUser(scope.$index, scope.row)">删除</el-button>
                    </template>
                </el-table-column>
            </el-table>
            <el-pagination style="margin-top: 20px;" @size-change="handleSizeChange" @current-change="handleCurrentChange"
             :current-page="formInline.page" :page-sizes="[10, 20, 30, 50]" :page-size="100" layout="total, sizes, prev, pager, next, jumper"
             :total="total">
            </el-pagination>
    
            <el-dialog :title="title" :visible.sync="editFormVisible" width="30%" @click="closeDialog">
                <el-form label-width="120px" :model="editForm" :rules="rules" ref="editForm">
                    <el-form-item label="文章标题" prop="title">
                        <el-input size="small" v-model="editForm.title" auto-complete="off" placeholder="请输入文章标题"></el-input>
                    </el-form-item>
                    <el-form-item label="文章内容" prop="body">
                        <el-input size="small" v-model="editForm.body" auto-complete="off" placeholder="请输入文章内容"></el-input>
                    </el-form-item>
                </el-form>
                <div slot="footer" class="dialog-footer">
                    <el-button size="small" @click="closeDialog">取消</el-button>
                    <el-button size="small" type="primary" class="title" @click="submitForm('editForm')">保存</el-button>
                </div>
            </el-dialog>
    
        </div>
    </template>
    
    <script>
        export default {
            data() {
                return {
                    listData: [],
                    formInline: {
                        page: 1,
                        rows: 10,
                        title: ''
                    },
                    total: 0,
                    editForm: {
                        id: 0,
                        title: '',
                        body: ''
                    },
                    editFormVisible: false,
                    title: '',
                    rules: {
                        title: [{
                                required: true,
                                message: '请输入文章标题',
                                trigger: 'blur'
                            },
                            {
                                min: 3,
                                max: 5,
                                message: '文章标题长度在 3 到 5 个字符',
                                trigger: 'blur'
                            }
                        ],
                        body: [{
                            required: true,
                            message: '请输入文章内容',
                            trigger: 'blur'
                        }]
                    }
                };
            },
            methods: {
                doSearch(params) {
                    let url = this.axios.urls.SYSTEM_ARTICLE_LIST;
                    this.axios.post(url, params).then((response) => {
                        this.listData = response.data.result;
                        this.total = response.data.pageBean.total;
                        console.log(response);
                        
                    }).catch(function(error) {
                        console.log(error);
                    });
                },
                handleSizeChange(rows) {
                    this.formInline.page = 1;
                    this.formInline.rows = rows;
                    this.search();
                },
                handleCurrentChange(page) {
                    this.formInline.page = page;
                    this.search();
                },
                search() {
                    this.doSearch(this.formInline);
                },
                closeDialog() {
    
                },
                submitForm(formName) {
                    this.$refs[formName].validate((valid) => {
                        if (valid) {
                            let url;
                            if(this.editForm.id == 0){
                                 url = this.axios.urls.SYSTEM_ARTICLE_ADD;
                            }else{
                                url = this.axios.urls.SYSTEM_ARTICLE_EDIT;
                            }
                            this.axios.post(url,this.editForm).then((response) => {
                                console.log(response);
                                this.clearData();
                                this.search();
                            }).catch(function(error) {
                                console.log(error);
                            });
                        } else {
                            console.log('error submit!!');
                            return false;
                        }
                    });
                },
                handleAdd() {
                    this.clearData();
                    this.editFormVisible = true;
                    this.title = '新增文章';
    
                },
                handleEdit(index,row){
                    this.editFormVisible = true;
                    this.title = '编辑文章';
                    this.editForm.id = row.id;
                    this.editForm.title = row.title;
                    this.editForm.body = row.body;
                },
                deleteUser(index,row){
                    let url = this.axios.urls.SYSTEM_ARTICLE_DEL;
                    this.axios.post(url,{id:row.id}).then((response) => {
                        console.log(response);
                        this.clearData();
                        this.search();
                    }).catch(function(error) {
                        console.log(error);
                    });
                },
                clearData(){
                    this.editFormVisible = false;
                    this.title='';
                    this.editForm.id=0;
                    this.editForm.title='';
                    this.editForm.body='';
                }
            },
            created() {
                this.doSearch({});
            }
        }
    </script>
    
    <style>
    
    </style>

     

      

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  • 原文地址:https://www.cnblogs.com/ztbk/p/11455102.html
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