<template>
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<div class="relative !h-full w-full overflow-hidden" ref="el"></div>
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</template>
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<script lang="ts" setup>
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import {
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type PropType,
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ref,
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onMounted,
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onUnmounted,
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watchEffect,
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watch,
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unref,
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nextTick,
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} from 'vue';
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import type { Nullable } from '@vben/types';
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import { useWindowSizeFn } from '@vben/hooks';
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import { useDebounceFn } from '@vueuse/core';
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import { useAppStore } from '/@/store/modules/app';
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import CodeMirror from 'codemirror';
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import { MODE } from './../typing';
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// css
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import './codemirror.css';
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import 'codemirror/theme/idea.css';
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import 'codemirror/theme/material-palenight.css';
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// modes
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import 'codemirror/mode/javascript/javascript';
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import 'codemirror/mode/css/css';
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import 'codemirror/mode/htmlmixed/htmlmixed';
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const props = defineProps({
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mode: {
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type: String as PropType<MODE>,
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default: MODE.JSON,
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validator(value: any) {
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// 这个值必须匹配下列字符串中的一个
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return Object.values(MODE).includes(value);
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},
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},
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value: { type: String, default: '' },
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readonly: { type: Boolean, default: false },
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});
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const emit = defineEmits(['change']);
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const el = ref();
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let editor: Nullable<CodeMirror.Editor>;
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const debounceRefresh = useDebounceFn(refresh, 100);
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const appStore = useAppStore();
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watch(
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() => props.value,
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async (value) => {
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await nextTick();
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const oldValue = editor?.getValue();
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if (value !== oldValue) {
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editor?.setValue(value ? value : '');
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}
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},
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{ flush: 'post' },
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);
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watchEffect(() => {
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editor?.setOption('mode', props.mode);
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});
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watch(
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() => appStore.getDarkMode,
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async () => {
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setTheme();
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},
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{
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immediate: true,
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},
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);
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function setTheme() {
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unref(editor)?.setOption(
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'theme',
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appStore.getDarkMode === 'light' ? 'idea' : 'material-palenight',
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);
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}
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function refresh() {
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editor?.refresh();
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}
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async function init() {
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const addonOptions = {
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autoCloseBrackets: true,
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autoCloseTags: true,
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foldGutter: true,
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gutters: ['CodeMirror-linenumbers'],
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};
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editor = CodeMirror(el.value!, {
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value: '',
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mode: props.mode,
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readOnly: props.readonly,
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tabSize: 2,
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theme: 'material-palenight',
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lineWrapping: true,
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lineNumbers: true,
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...addonOptions,
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});
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editor?.setValue(props.value);
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setTheme();
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editor?.on('change', () => {
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emit('change', editor?.getValue());
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});
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}
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onMounted(async () => {
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await nextTick();
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init();
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useWindowSizeFn(debounceRefresh);
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});
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onUnmounted(() => {
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editor = null;
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});
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</script>
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