<template>
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<div class="container">
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<div class="left-board">
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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 }}1-->
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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 v-if="!element.__config__.isEdit" 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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确定
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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
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class="drawing-board"
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filter=".forbid"
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:move="onMove"
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:list="drawingList"
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:animation="340"
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group="componentsGroup"
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>
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<draggable-item
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:class="{ forbid: item.__config__.isEdit }"
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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,
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selectComponents,
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layoutComponents,
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formConf,
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} from "@/components/generator/config";
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import {
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exportDefault,
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beautifierConf,
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isNumberStr,
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titleCase,
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deepClone,
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isObjectObject,
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} from "@/utils/index";
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import {
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makeUpHtml,
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vueTemplate,
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vueScript,
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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.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,
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saveDrawingList,
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getIdGlobal,
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saveIdGlobal,
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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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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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props: {
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list: {
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type: Array,
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default: (_) => {
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return [];
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},
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},
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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: [],
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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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watch: {
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//默认值
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list: {
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handler(val, oldVal) {
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this.drawingList = [];
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// if(val.length===0){
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// this.drawingList = []
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// }
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console.log(val);
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val.map((li) => {
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inputComponents.map((item) => {
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if (li.type === item.__config__.type) {
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this.defaultSingleChoice(item, li);
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}
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});
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});
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},
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deep: true,
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immediate: true,
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},
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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 =
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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.error("代码复制失败");
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});
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},
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methods: {
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onMove(e, originalEvent) {
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//禁止拖动 禁止停靠
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// if(e.relatedContext.element.isEdit)return false;
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// if(e.draggedContext.element.isEdit)return false;
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//不允许停靠
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if (e.relatedContext.element.__config__.isEdit) return false;
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//不允许拖拽
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if (e.draggedContext.element.__config__.isEdit) return false;
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return true;
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},
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defaultSingleChoice(item, li) {
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//默认单选
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let o = demo.copy(item);
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li = demo.copy(li);
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o.__config__.formId = ++this.idGlobal;
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o.__config__.renderKey = `${o.__config__.formId}${+new Date()}`;
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o.__config__.label = li.label;
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o.__config__.labelDisabled = li.labelDisabled || "";
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o.__config__.required = li.required;
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o.__config__.isEdit = li.isEdit || "";
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o.placeholder = li.placeholder || "";
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o.maxlength = li.maxlength || "";
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if (li.options) {
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o.__slot__.options = li.options;
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}
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if (li.type === 5) {
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//文字描述
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o.__config__.defaultValue = li.values;
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}
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this.drawingList.push(o);
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},
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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 (!isObjectObject(pre[item])) {
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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
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.split(".")
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.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(
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(item) => item.__config__.renderKey === renderKey
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);
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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.data);
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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) =>
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this.createIdAndKey(childItem)
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);
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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${titleCase(this.operationType)}`];
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console.log(func);
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return;
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this.generateConf = data;
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func && func(data);
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},
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execRun(data) {
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this.AssembleFormData();
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this.drawerVisible = true;
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},
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execDownload(data) {
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const codeStr = this.generateCode();
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const blob = new Blob([codeStr], { type: "text/plain;charset=utf-8" });
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saveAs(blob, data.fileName);
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},
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execCopy(data) {
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document.getElementById("copyNode").click();
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},
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empty() {
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this.$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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}
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);
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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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if (this.drawingList.length == "1") {
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return demo.toast("至少保留一条");
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}
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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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console.log(this.drawingList);
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let length = this.drawingList.length;
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for (let i = 0; i < length; i++) {
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let item = this.drawingList[i];
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if (
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item.__config__.type === 0 ||
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item.__config__.type === 1 ||
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item.__config__.type === 10
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) {
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let state = false;
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let statevalue = false; //图片是否上传
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item.__slot__.options.map((val, index) => {
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val.key = index;
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if (!val.label) {
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state = true;
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}
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if (!val.url && item.__config__.type == 10) {
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statevalue = true;
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}
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});
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if (state) {
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demo.toast(`请输入第${i + 1}项 选择项名称`);
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break;
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}
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if (statevalue) {
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demo.toast(`请上传第${i + 1}项 图片`);
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break;
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}
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}
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}
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// s
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// console.log()
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let list = [];
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this.drawingList.map((item, index) => {
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let o = {
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key: index,
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values: item.__config__.defaultValue
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? item.__config__.defaultValue
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: "",
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placeholder: item.placeholder ? item.placeholder : "",
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maxlength: item.maxlength ? item.maxlength : "",
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label: item.__config__.label,
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required: item.__config__.required,
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type: item.__config__.type,
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labelDisabled: item.__config__.labelDisabled,
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isEdit: item.__config__.isEdit,
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};
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if (item.__slot__) {
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o.options = item.__slot__.options || [];
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}
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list.push(o);
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});
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this.$emit("run", list);
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},
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copy() {
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this.dialogVisible = true;
|
this.showFileName = false;
|
this.operationType = "copy";
|
},
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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__;
|
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 (
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typeof this.activeData.__config__.defaultValue ===
|
typeof config.defaultValue
|
) {
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config.defaultValue = this.activeData.__config__.defaultValue;
|
}
|
Object.keys(newTag).forEach((key) => {
|
if (this.activeData[key] !== undefined) {
|
newTag[key] = this.activeData[key];
|
}
|
});
|
this.activeData = newTag;
|
this.updateDrawingList(newTag, this.drawingList);
|
},
|
updateDrawingList(newTag, list) {
|
const index = list.findIndex(
|
(item) => item.__config__.formId === this.activeId
|
);
|
if (index > -1) {
|
list.splice(index, 1, newTag);
|
} else {
|
list.forEach((item) => {
|
if (Array.isArray(item.__config__.children))
|
this.updateDrawingList(newTag, item.__config__.children);
|
});
|
}
|
},
|
refreshJson(data) {
|
// this.drawingList = deepClone(data.fields)
|
delete data.fields;
|
this.formConf = data;
|
},
|
},
|
};
|
</script>
|
|
<style lang='scss'>
|
@import "@/styles/home.scss";
|
</style>
|
