471 lines
14 KiB
Vue
471 lines
14 KiB
Vue
<template>
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<div class="container">
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<div class="left-board">
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<div class="logo-wrapper">
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<div class="logo">
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<img :src="logo" alt="logo"> Form Generator
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<a class="github" href="https://github.com/JakHuang/form-generator" target="_blank">
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<img src="https://github.githubassets.com/pinned-octocat.svg" alt>
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</a>
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</div>
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</div>
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<el-scrollbar class="left-scrollbar">
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<div class="components-list">
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<div v-for="(item, listIndex) in leftComponents" :key="listIndex">
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<div class="components-title">
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<svg-icon icon-class="component" />
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{{ item.title }}
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</div>
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<draggable
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class="components-draggable"
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:list="item.list"
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:group="{ name: 'componentsGroup', pull: 'clone', put: false }"
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:clone="cloneComponent"
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draggable=".components-item"
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:sort="false"
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@end="onEnd"
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>
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<div
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v-for="(element, index) in item.list"
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:key="index"
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class="components-item"
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@click="addComponent(element)"
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>
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<div class="components-body">
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<svg-icon :icon-class="element.__config__.tagIcon" />
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{{ element.__config__.label }}
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</div>
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</div>
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</draggable>
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</div>
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</div>
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</el-scrollbar>
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</div>
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<div class="center-board">
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<div class="action-bar">
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<!-- <el-button icon="el-icon-video-play" type="text" @click="run">-->
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<!-- 运行-->
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<!-- </el-button>-->
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<el-button icon="el-icon-view" type="text" @click="showJson">
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查看json
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</el-button>
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<el-button icon="el-icon-download" type="text" @click="download">
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导出vue文件
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</el-button>
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<el-button class="copy-btn-main" icon="el-icon-document-copy" type="text" @click="copy">
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复制代码
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</el-button>
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<el-button class="delete-btn" icon="el-icon-delete" type="text" @click="empty">
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清空
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</el-button>
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</div>
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<el-scrollbar class="center-scrollbar">
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<el-row class="center-board-row" :gutter="formConf.gutter">
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<el-form
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:size="formConf.size"
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:label-position="formConf.labelPosition"
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:disabled="formConf.disabled"
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:label-width="formConf.labelWidth + 'px'"
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>
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<draggable class="drawing-board" :list="drawingList" :animation="340" group="componentsGroup">
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<draggable-item
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v-for="(item, index) in drawingList"
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:key="item.renderKey"
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:drawing-list="drawingList"
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:current-item="item"
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:index="index"
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:active-id="activeId"
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:form-conf="formConf"
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@activeItem="activeFormItem"
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@copyItem="drawingItemCopy"
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@deleteItem="drawingItemDelete"
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/>
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</draggable>
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<div v-show="!drawingList.length" class="empty-info">
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从左侧拖入或点选组件进行表单设计
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</div>
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</el-form>
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</el-row>
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</el-scrollbar>
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</div>
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<right-panel
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:active-data="activeData"
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:form-conf="formConf"
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:show-field="!!drawingList.length"
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@tag-change="tagChange"
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@fetch-data="fetchData"
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/>
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<form-drawer
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:visible.sync="drawerVisible"
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:form-data="formData"
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size="100%"
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:generate-conf="generateConf"
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/>
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<json-drawer
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size="60%"
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:visible.sync="jsonDrawerVisible"
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:json-str="JSON.stringify(formData)"
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@refresh="refreshJson"
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/>
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<code-type-dialog
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:visible.sync="dialogVisible"
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title="选择生成类型"
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:show-file-name="showFileName"
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@confirm="generate"
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/>
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<input id="copyNode" type="hidden">
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</div>
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</template>
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<script>
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import draggable from 'vuedraggable'
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import { debounce } from 'throttle-debounce'
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import { saveAs } from 'file-saver'
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import ClipboardJS from 'clipboard'
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import render from '@/components/render/render'
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import FormDrawer from './FormDrawer'
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import JsonDrawer from './JsonDrawer'
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import RightPanel from './RightPanel'
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import {
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inputComponents, selectComponents, layoutComponents, formConf
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} from '@/components/generator/config'
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import {
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beautifierConf, titleCase, deepClone
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} from '@/utils'
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import {
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makeUpHtml, vueTemplate, vueScript, cssStyle
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} from '@/components/generator/html'
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import { makeUpJs } from '@/components/generator/js'
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import { makeUpCss } from '@/components/generator/css'
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import drawingDefalut from '@/components/generator/drawingDefalut'
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import logo from '@/assets/logo/logo.png'
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import CodeTypeDialog from './CodeTypeDialog'
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import DraggableItem from './DraggableItem'
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import {
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getDrawingList, saveDrawingList, getIdGlobal, saveIdGlobal, getFormConf
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} from '@/utils/db'
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import loadBeautifier from '@/utils/loadBeautifier'
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let beautifier
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const emptyActiveData = { style: {}, autosize: {} }
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let oldActiveId
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let tempActiveData
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const drawingListInDB = getDrawingList()
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const formConfInDB = getFormConf()
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const idGlobal = getIdGlobal()
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export default {
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name: "InfraBuild",
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components: {
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draggable,
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render,
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FormDrawer,
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JsonDrawer,
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RightPanel,
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CodeTypeDialog,
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DraggableItem
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},
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data() {
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return {
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logo,
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idGlobal,
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formConf,
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inputComponents,
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selectComponents,
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layoutComponents,
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labelWidth: 100,
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drawingList: drawingDefalut,
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drawingData: {},
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activeId: drawingDefalut[0].formId,
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drawerVisible: false,
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formData: {},
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dialogVisible: false,
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jsonDrawerVisible: false,
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generateConf: null,
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showFileName: false,
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activeData: drawingDefalut[0],
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saveDrawingListDebounce: debounce(340, saveDrawingList),
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saveIdGlobalDebounce: debounce(340, saveIdGlobal),
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leftComponents: [
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{
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title: '输入型组件',
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list: inputComponents
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},
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{
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title: '选择型组件',
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list: selectComponents
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},
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{
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title: '布局型组件',
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list: layoutComponents
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}
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]
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}
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},
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computed: {
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},
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watch: {
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// eslint-disable-next-line func-names
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'activeData.__config__.label': function (val, oldVal) {
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if (
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this.activeData.placeholder === undefined
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|| !this.activeData.__config__.tag
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|| oldActiveId !== this.activeId
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) {
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return
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}
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this.activeData.placeholder = this.activeData.placeholder.replace(oldVal, '') + val
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},
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activeId: {
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handler(val) {
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oldActiveId = val
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},
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immediate: true
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},
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drawingList: {
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handler(val) {
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this.saveDrawingListDebounce(val)
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if (val.length === 0) this.idGlobal = 100
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},
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deep: true
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},
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idGlobal: {
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handler(val) {
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this.saveIdGlobalDebounce(val)
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},
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immediate: true
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}
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},
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mounted() {
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if (Array.isArray(drawingListInDB) && drawingListInDB.length > 0) {
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this.drawingList = drawingListInDB
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} else {
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this.drawingList = drawingDefalut
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}
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this.activeFormItem(this.drawingList[0])
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if (formConfInDB) {
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this.formConf = formConfInDB
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}
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loadBeautifier(btf => {
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beautifier = btf
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})
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const clipboard = new ClipboardJS('#copyNode', {
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text: trigger => {
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const codeStr = this.generateCode()
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this.$notify({
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title: '成功',
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message: '代码已复制到剪切板，可粘贴。',
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type: 'success'
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})
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return codeStr
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}
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})
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clipboard.on('error', e => {
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this.$message.warning('代码复制失败')
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})
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},
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methods: {
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setObjectValueReduce(obj, strKeys, data) {
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const arr = strKeys.split('.')
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arr.reduce((pre, item, i) => {
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if (arr.length === i + 1) {
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pre[item] = data
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} else if (pre[item]===undefined) {
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pre[item] = {}
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}
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return pre[item]
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}, obj)
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},
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setRespData(component, resp) {
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const { dataPath, renderKey, dataConsumer } = component.__config__
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if (!dataPath || !dataConsumer) return
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const respData = dataPath.split('.').reduce((pre, item) => pre[item], resp)
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// 将请求回来的数据，赋值到指定属性。
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// 以el-tabel为例，根据Element文档，应该将数据赋值给el-tabel的data属性，所以dataConsumer的值应为'data';
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// 此时赋值代码可写成 component[dataConsumer] = respData；
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// 但为支持更深层级的赋值（如：dataConsumer的值为'options.data'）,使用setObjectValueReduce
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this.setObjectValueReduce(component, dataConsumer, respData)
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const i = this.drawingList.findIndex(item => item.__config__.renderKey === renderKey)
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if (i > -1) this.$set(this.drawingList, i, component)
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},
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fetchData(component) {
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const { dataType, method, url } = component.__config__
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if (dataType === 'dynamic' && method && url) {
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this.setLoading(component, true)
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this.$axios({
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method,
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url
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}).then(resp => {
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this.setLoading(component, false)
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this.setRespData(component, resp)
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})
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}
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},
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setLoading(component, val) {
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const { directives } = component
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if (Array.isArray(directives)) {
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const t = directives.find(d => d.name === 'loading')
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if (t) t.value = val
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}
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},
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activeFormItem(currentItem) {
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this.activeData = currentItem
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this.activeId = currentItem.__config__.formId
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},
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onEnd(obj) {
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if (obj.from !== obj.to) {
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this.fetchData(tempActiveData)
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this.activeData = tempActiveData
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this.activeId = this.idGlobal
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}
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},
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addComponent(item) {
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const clone = this.cloneComponent(item)
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this.fetchData(clone)
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this.drawingList.push(clone)
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this.activeFormItem(clone)
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},
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cloneComponent(origin) {
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const clone = deepClone(origin)
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const config = clone.__config__
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config.span = this.formConf.span // 生成代码时，会根据span做精简判断
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this.createIdAndKey(clone)
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clone.placeholder !== undefined && (clone.placeholder += config.label)
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tempActiveData = clone
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return tempActiveData
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},
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createIdAndKey(item) {
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const config = item.__config__
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config.formId = ++this.idGlobal
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config.renderKey = `${config.formId}${+new Date()}` // 改变renderKey后可以实现强制更新组件
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if (config.layout === 'colFormItem') {
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item.__vModel__ = `field${this.idGlobal}`
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} else if (config.layout === 'rowFormItem') {
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config.componentName = `row${this.idGlobal}`
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!Array.isArray(config.children) && (config.children = [])
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delete config.label // rowFormItem无需配置label属性
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}
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if (Array.isArray(config.children)) {
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config.children = config.children.map(childItem => this.createIdAndKey(childItem))
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}
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return item
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},
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AssembleFormData() {
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this.formData = {
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fields: deepClone(this.drawingList),
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...this.formConf
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}
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},
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generate(data) {
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const func = this[`exec${titleCase(this.operationType)}`]
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this.generateConf = data
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func && func(data)
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},
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execRun(data) {
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this.AssembleFormData()
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this.drawerVisible = true
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},
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execDownload(data) {
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const codeStr = this.generateCode()
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const blob = new Blob([codeStr], { type: 'text/plain;charset=utf-8' })
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saveAs(blob, data.fileName)
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},
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execCopy(data) {
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document.getElementById('copyNode').click()
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},
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empty() {
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this.$confirm('确定要清空所有组件吗？', '提示', { type: 'warning' }).then(
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() => {
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this.drawingList = []
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this.idGlobal = 100
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}).catch(() => {});
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},
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drawingItemCopy(item, list) {
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let clone = deepClone(item)
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clone = this.createIdAndKey(clone)
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list.push(clone)
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this.activeFormItem(clone)
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},
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drawingItemDelete(index, list) {
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list.splice(index, 1)
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this.$nextTick(() => {
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const len = this.drawingList.length
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if (len) {
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this.activeFormItem(this.drawingList[len - 1])
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}
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})
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},
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generateCode() {
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const { type } = this.generateConf
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this.AssembleFormData()
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const script = vueScript(makeUpJs(this.formData, type))
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const html = vueTemplate(makeUpHtml(this.formData, type))
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const css = cssStyle(makeUpCss(this.formData))
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return beautifier.html(html + script + css, beautifierConf.html)
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},
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showJson() {
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this.AssembleFormData()
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this.jsonDrawerVisible = true
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},
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download() {
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this.dialogVisible = true
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this.showFileName = true
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this.operationType = 'download'
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},
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run() {
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this.dialogVisible = true
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this.showFileName = false
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this.operationType = 'run'
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},
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copy() {
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this.dialogVisible = true
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this.showFileName = false
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this.operationType = 'copy'
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},
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tagChange(newTag) {
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newTag = this.cloneComponent(newTag)
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const config = newTag.__config__
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newTag.__vModel__ = this.activeData.__vModel__
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config.formId = this.activeId
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config.span = this.activeData.__config__.span
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this.activeData.__config__.tag = config.tag
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this.activeData.__config__.tagIcon = config.tagIcon
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this.activeData.__config__.document = config.document
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if (typeof this.activeData.__config__.defaultValue === typeof config.defaultValue) {
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config.defaultValue = this.activeData.__config__.defaultValue
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}
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Object.keys(newTag).forEach(key => {
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if (this.activeData[key] !== undefined) {
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newTag[key] = this.activeData[key]
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}
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})
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this.activeData = newTag
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this.updateDrawingList(newTag, this.drawingList)
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},
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updateDrawingList(newTag, list) {
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const index = list.findIndex(item => item.__config__.formId === this.activeId)
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if (index > -1) {
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list.splice(index, 1, newTag)
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} else {
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list.forEach(item => {
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if (Array.isArray(item.__config__.children)) this.updateDrawingList(newTag, item.__config__.children)
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})
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}
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},
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refreshJson(data) {
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this.drawingList = deepClone(data.fields)
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delete data.fields
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this.formConf = data
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}
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}
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}
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</script>
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<style lang='scss'>
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@import '@/styles/home';
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</style>
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