富文本编辑器官网：
https://www.wangeditor.com
文档地址:
https://doc.wangeditor.com
# 安装wangeditor
npm i wangeditor --save
# 引入
import E from "wangeditor"
# 初始化
const editor = new E("#div1");
# 创建
editor.create();
# 获取元素
editor.txt.html();
注：要注意创建的优先级，举个例子：如果富文本编辑器在表单中，
首先表单要创建完成后，才能创建富文本
使用案例:
<template>
<a-layout>
<a-layout-content
:style="{ background: '#fff', padding: '24px', margin: 0, minHeight: '280px' }"
>
<a-row :gutter="https://cdn.jxasp.com:9143/image/24">
<a-col :span="8">
<p>
<a-form layout="inline" :model="param">
<a-form-item>
<a-button type="primary" @click="handleQuery()">
查询
</a-button>
</a-form-item>
<a-form-item>
<a-button type="primary" @click="add()">
新增
</a-button>
</a-form-item>
</a-form>
</p>
<a-table
v-if="level1.length > 0"
:columns="columns"
:row-key="record => record.id"
:data-source="level1"
:loading="loading"
:pagination="false"
size="small"
:defaultExpandAllRows="true"
>
<template #name="{ text, record }">
{{record.sort}} {{text}}
</template>
<template v-slot:action="{ text, record }">
<a-space size="small">
<a-button type="primary" @click="edit(record)" size="small">
编辑
</a-button>
<a-popconfirm
title="删除后不可恢复，确认删除?"
ok-text="是"
cancel-text="否"
@confirm="handleDelete(record.id)"
>
<a-button type="danger" size="small">
删除
</a-button>
</a-popconfirm>
</a-space>
</template>
</a-table>
</a-col>
<a-col :span="16">
<p>
<a-form layout="inline" :model="param">
<a-form-item>
<a-button type="primary" @click="handleSave()">
保存
</a-button>
</a-form-item>
</a-form>
</p>
<a-form :model="doc" layout="vertical">
<a-form-item>
<a-input v-model:value="doc.name" placeholder="名称"/>
</a-form-item>
<a-form-item>
<a-tree-select
v-model:value="doc.parent"
style="width: 100%"
:dropdown-style="{ maxHeight: '400px', overflow: 'auto' }"
:tree-data="treeSelectData"
placeholder="请选择父文档"
tree-default-expand-all
:replaceFields="{title: 'name', key: 'id', value: 'id'}"
>
</a-tree-select>
</a-form-item>
<a-form-item>
<a-input v-model:value="doc.sort" placeholder="顺序"/>
</a-form-item>
<a-form-item>
<a-button type="primary" @click="handlePreviewContent()">
<EyeOutlined /> 内容预览
</a-button>
</a-form-item>
<a-form-item>
<div id="content"></div>
</a-form-item>
</a-form>
</a-col>
</a-row>
<a-drawer width="900" placement="right" :closable="false" :visible="drawerVisible" @close="onDrawerClose">
<div class="wangeditor" :innerHTML="previewHtml"></div>
</a-drawer>
</a-layout-content>
</a-layout>
<!--<a-modal-->
<!-- title="文档表单"-->
<!-- v-model:visible="modalVisible"-->
<!-- :confirm-loading="modalLoading"-->
<!-- @ok="handleModalOk"-->
<!-->-->
<!-- -->
<!--</a-modal>-->
</template>
<script lang="ts">
import { defineComponent, onMounted, ref, createVNode } from 'vue';
import axios from 'axios';
import {message, Modal} from 'ant-design-vue';
import {Tool} from "@/util/tool";
import {useRoute} from "vue-router";
import ExclamationCircleOutlined from "@ant-design/icons-vue/ExclamationCircleOutlined";
import E from 'wangeditor'
export default defineComponent({
name: 'AdminDoc',
setup() {
const route = useRoute();
console.log("路由：", route);
console.log("route.path：", route.path);
console.log("route.query：", route.query);
console.log("route.param：", route.params);
console.log("route.fullPath：", route.fullPath);
console.log("route.name：", route.name);
console.log("route.meta：", route.meta);
const param = ref();
param.value = {};
const docs = ref();
const loading = ref(false);
// 因为树选择组件的属性状态，会随当前编辑的节点而变化，所以单独声明一个响应式变量
const treeSelectData = ref();
treeSelectData.value = [];
const columns = [
{
title: '名称',
dataIndex: 'name',
slots: { customRender: 'name' }
},
{
title: 'Action',
key: 'action',
slots: { customRender: 'action' }
}
];
/**
* 一级文档树，children属性就是二级文档
* [{
* id: "",
* name: "",
* children: [{
* id: "",
* name: "",
* }]
* }]
*/
const level1 = ref(); // 一级文档树，children属性就是二级文档
level1.value = [];
/**
* 数据查询
**/
const handleQuery = () => {
loading.value = true;
// 如果不清空现有数据，则编辑保存重新加载数据后，再点编辑，则列表显示的还是编辑前的数据
level1.value = [];
axios.get("/doc/all/" + route.query.ebookId).then((response) => {
loading.value = false;
const data = response.data;
if (data.success) {
docs.value = data.content;
console.log("原始数组：", docs.value);
level1.value = [];
level1.value = Tool.array2Tree(docs.value, 0);
console.log("树形结构：", level1);
// 父文档下拉框初始化，相当于点击新增
treeSelectData.value = Tool.copy(level1.value) || [];
// 为选择树添加一个"无"
treeSelectData.value.unshift({id: 0, name: '无'});
} else {
message.error(data.message);
}
});
};
// -------- 表单 ---------
const doc = ref();
doc.value = {
ebookId: route.query.ebookId
};
const modalVisible = ref(false);
const modalLoading = ref(false);
const editor = new E('#content');
editor.config.zIndex = 0;
const handleSave = () => {
modalLoading.value = true;
doc.value.content = editor.txt.html();
axios.post("/doc/save", doc.value).then((response) => {
modalLoading.value = false;
const data = response.data; // data = commonResp
if (data.success) {
// modalVisible.value = false;
message.success("保存成功！");
// 重新加载列表
handleQuery();
} else {
message.error(data.message);
}
});
};
/**
* 将某节点及其子孙节点全部置为disabled
*/
const setDisable = (treeSelectData: any, id: any) => {
// console.log(treeSelectData, id);
// 遍历数组，即遍历某一层节点
for (let i = 0; i < treeSelectData.length; i++) {
const node = treeSelectData[i];
if (node.id === id) {
// 如果当前节点就是目标节点
console.log("disabled", node);
// 将目标节点设置为disabled
node.disabled = true;
// 遍历所有子节点，将所有子节点全部都加上disabled
const children = node.children;
if (Tool.isNotEmpty(children)) {
for (let j = 0; j < children.length; j++) {
setDisable(children, children[j].id)
}
}
} else {
// 如果当前节点不是目标节点，则到其子节点再找找看。
const children = node.children;
if (Tool.isNotEmpty(children)) {
setDisable(children, id);
}
}
}
};
const deleteIds: Array<string> = [];
const deleteNames: Array<string> = [];
/**
* 查找整根树枝
*/
const getDeleteIds = (treeSelectData: any, id: any) => {
// console.log(treeSelectData, id);
// 遍历数组，即遍历某一层节点
for (let i = 0; i < treeSelectData.length; i++) {
const node = treeSelectData[i];
if (node.id === id) {
// 如果当前节点就是目标节点
console.log("delete", node);
// 将目标ID放入结果集ids
// node.disabled = true;
deleteIds.push(id);
deleteNames.push(node.name);
// 遍历所有子节点
const children = node.children;
if (Tool.isNotEmpty(children)) {
for (let j = 0; j < children.length; j++) {
getDeleteIds(children, children[j].id)
}
}
} else {
// 如果当前节点不是目标节点，则到其子节点再找找看。
const children = node.children;
if (Tool.isNotEmpty(children)) {
getDeleteIds(children, id);
}
}
}
};
/**
* 内容查询
**/
const handleQueryContent = () => {
axios.get("/doc/find-content/" + doc.value.id).then((response) => {
const data = response.data;
if (data.success) {
editor.txt.html(data.content)
} else {
message.error(data.message);
}
});
};
/**
* 编辑
*/
const edit = (record: any) => {
// 清空富文本框
editor.txt.html("");
modalVisible.value = true;
doc.value = Tool.copy(record);
handleQueryContent();
// 不能选择当前节点及其所有子孙节点，作为父节点，会使树断开
treeSelectData.value = Tool.copy(level1.value);
setDisable(treeSelectData.value, record.id);
// 为选择树添加一个"无"
treeSelectData.value.unshift({id: 0, name: '无'});
};
/**
* 新增
*/
const add = () => {
// 清空富文本框
editor.txt.html("");
modalVisible.value = true;
doc.value = {
ebookId: route.query.ebookId
};
treeSelectData.value = Tool.copy(level1.value) || [];
// 为选择树添加一个"无"
treeSelectData.value.unshift({id: 0, name: '无'});
};
const handleDelete = (id: number) => {
// console.log(level1, level1.value, id)
// 清空数组，否则多次删除时，数组会一直增加
deleteIds.length = 0;
deleteNames.length = 0;
getDeleteIds(level1.value, id);
Modal.confirm({
title: '重要提醒',
icon: createVNode(ExclamationCircleOutlined),
content: '将删除：【' + deleteNames.join("，") + "】删除后不可恢复，确认删除？",
onOk() {
// console.log(ids)
axios.delete("/doc/delete/" + deleteIds.join(",")).then((response) => {
const data = response.data; // data = commonResp
if (data.success) {
// 重新加载列表
handleQuery();
} else {
message.error(data.message);
}
});
},
});
};
// ----------------富文本预览--------------
const drawerVisible = ref(false);
const previewHtml = ref();
const handlePreviewContent = () => {
const html = editor.txt.html();
previewHtml.value = html;
drawerVisible.value = true;
};
const onDrawerClose = () => {
drawerVisible.value = false;
};
onMounted(() => {
handleQuery();
editor.create();
});
return {
param,
// docs,
level1,
columns,
loading,
handleQuery,
edit,
add,
doc,
modalVisible,
modalLoading,
handleSave,
handleDelete,
treeSelectData,
drawerVisible,
previewHtml,
handlePreviewContent,
onDrawerClose,
}
}
});
</script>
<style scoped>
img {
width: 50px;
height: 50px;
}
</style>
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