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lgp-admin-plus/apps/web-antd/src/views/code-generation/components/json-import.vue

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2025-11-28 10:55:29 +08:00
<script setup lang="ts">
import type { UploadChangeParam, UploadFile } from 'ant-design-vue';
import { computed, onMounted, ref, watch } from 'vue';
import { Button, Card, Input, message, Select, Tabs, Upload } from 'ant-design-vue';
import { JsonViewer } from '@vben/common-ui';
import { useVbenForm } from '#/adapter/form';
import { codeGenerationForm } from '#/views/code-generation/config/form';
import type { CodeGenData, FieldType } from '../utils/data-transformer';
import { transformJsonToStandard, validateData } from '../utils/data-transformer';
import {
deleteDraft,
listDrafts,
loadDraft,
saveDraft,
type GenerationMode,
} from '../utils/draft-manager';
const mode: GenerationMode = 'json';
const emit = defineEmits<{
generate: [data: CodeGenData];
back: [];
}>();
// 表单相关
const [Form, formApi] = useVbenForm(codeGenerationForm);
const formData = ref<Record<string, any>>({});
// JSON输入
const jsonText = ref('');
const jsonError = ref('');
const parsedData = ref<CodeGenData | null>(null);
const activeTab = ref('text');
// 文件上传相关
const fileList = ref<UploadFile[]>([]);
const uploadError = ref('');
// 草稿相关
const draftId = ref<string | null>(null);
const drafts = ref<ReturnType<typeof listDrafts>>([]);
const selectedDraft = ref<string>('');
// 预览数据
const previewData = computed(() => {
if (parsedData.value) {
return {
...parsedData.value,
field: parsedData.value.field || [],
};
}
return null;
});
// 加载草稿列表
const loadDraftList = () => {
drafts.value = listDrafts(mode);
};
// 加载草稿
const handleLoadDraft = (id: string) => {
const draft = loadDraft(mode, id);
if (draft) {
draftId.value = id;
jsonText.value = JSON.stringify(draft.data, null, 2);
selectedDraft.value = id;
parseJson();
}
};
// 手动保存草稿
const handleSaveDraft = () => {
if (!parsedData.value) {
message.warning('请先导入或填写JSON数据');
return;
}
try {
const id = saveDraft(mode, parsedData.value, undefined, draftId.value || undefined);
draftId.value = id;
loadDraftList();
message.success('草稿已保存');
} catch (error) {
console.error('保存草稿失败:', error);
message.error('保存草稿失败');
}
};
// 解析JSON
const parseJson = () => {
jsonError.value = '';
if (!jsonText.value.trim()) {
parsedData.value = null;
return;
}
try {
const json = JSON.parse(jsonText.value);
const transformed = transformJsonToStandard(json);
parsedData.value = transformed;
// 更新表单数据
formData.value = {
class_name: transformed.class_name,
class_comment: transformed.class_comment,
icon: transformed.icon,
sort: transformed.sort,
pid: transformed.pid,
};
formApi.setValues(formData.value);
} catch (error: any) {
jsonError.value = error.message || 'JSON格式错误';
parsedData.value = null;
}
};
// 监听JSON文本变化
watch(jsonText, () => {
parseJson();
});
// 文件上传前验证和处理
const handleBeforeUpload = (file: File): boolean => {
uploadError.value = '';
// 验证文件类型
const isValidType = file.type === 'application/json' || file.name.endsWith('.json');
if (!isValidType) {
uploadError.value = '只能上传 JSON 格式文件!';
message.error('只能上传 JSON 格式文件!');
return false;
}
// 验证文件大小(限制 10MB)
const isLt10M = file.size / 1024 / 1024 < 10;
if (!isLt10M) {
uploadError.value = '文件大小不能超过 10MB!';
message.error('文件大小不能超过 10MB!');
return false;
}
// 添加到文件列表
const uploadFile: UploadFile = {
uid: `${Date.now()}-${file.name}`,
name: file.name,
status: 'uploading',
size: file.size,
type: file.type,
originFileObj: file,
};
fileList.value = [uploadFile];
// 读取文件内容
const reader = new FileReader();
reader.onload = (e) => {
try {
const text = e.target?.result as string;
// 验证是否为有效的 JSON
const json = JSON.parse(text);
// 更新 JSON 文本(格式化为美观的 JSON)
jsonText.value = JSON.stringify(json, null, 2);
// 更新文件状态为成功
uploadFile.status = 'done';
fileList.value = [uploadFile];
// 自动切换到文本输入标签页
activeTab.value = 'text';
// 清空错误信息
uploadError.value = '';
message.success('文件上传并解析成功!');
} catch (error: any) {
uploadError.value = `JSON 解析失败:${error.message || '文件格式不正确'}`;
message.error('JSON 解析失败,请检查文件格式');
uploadFile.status = 'error';
fileList.value = [uploadFile];
}
};
reader.onerror = () => {
uploadError.value = '文件读取失败,请重试';
message.error('文件读取失败');
uploadFile.status = 'error';
fileList.value = [uploadFile];
};
reader.readAsText(file, 'UTF-8');
// 返回 false 阻止自动上传(因为我们手动处理)
return false;
};
// 移除文件
const handleRemoveFile = () => {
fileList.value = [];
uploadError.value = '';
if (!jsonText.value) {
parsedData.value = null;
}
};
// 格式化JSON
const formatJson = () => {
try {
const json = JSON.parse(jsonText.value);
jsonText.value = JSON.stringify(json, null, 2);
message.success('格式化成功');
} catch (error) {
message.error('JSON格式错误,无法格式化');
}
};
// 清空
const clearJson = () => {
jsonText.value = '';
parsedData.value = null;
formData.value = {};
formApi.resetFields();
draftId.value = null;
selectedDraft.value = '';
fileList.value = [];
uploadError.value = '';
};
// 生成代码
const handleGenerate = async () => {
if (!parsedData.value) {
message.warning('请先导入或填写JSON数据');
return;
}
// 验证数据
const validation = validateData(parsedData.value);
if (!validation.valid) {
message.error(validation.message);
return;
}
// 合并表单数据(用户可能修改了基础信息)
const formValues = await formApi.getValues();
const finalData: CodeGenData = {
...parsedData.value,
class_name: formValues.class_name || parsedData.value.class_name,
class_comment: formValues.class_comment || parsedData.value.class_comment,
icon: formValues.icon || parsedData.value.icon,
sort: formValues.sort ?? parsedData.value.sort,
pid: formValues.pid ?? parsedData.value.pid,
};
emit('generate', finalData);
};
// 删除草稿
const handleDeleteDraft = (id: string) => {
if (deleteDraft(mode, id)) {
message.success('草稿已删除');
loadDraftList();
if (draftId.value === id) {
clearJson();
}
}
};
onMounted(() => {
loadDraftList();
});
</script>
<template>
<div class="json-import">
<!-- 顶部操作栏 -->
<Card class="mb-4">
<template #title>
<div class="flex items-center justify-between">
<div class="flex items-center gap-2">
<Button type="text" @click="emit('back')">
<i class="fa-solid fa-arrow-left mr-2"></i>返回
</Button>
<span class="text-lg font-semibold">JSON导入模式</span>
</div>
<div class="flex items-center gap-2">
<Select
v-model:value="selectedDraft"
placeholder="选择草稿"
style="width: 200px"
allow-clear
@change="handleLoadDraft"
>
<Select.Option
v-for="draft in drafts"
:key="draft.id"
:value="draft.id"
>
<div class="flex items-center justify-between">
<span>{{ draft.name }}</span>
<Button
type="text"
danger
size="small"
@click.stop="handleDeleteDraft(draft.id)"
>
<i class="fa-solid fa-trash"></i>
</Button>
</div>
</Select.Option>
</Select>
</div>
</div>
</template>
<Tabs v-model:activeKey="activeTab">
<Tabs.TabPane key="text" tab="文本输入">
<div class="mb-4">
<Input.TextArea
v-model:value="jsonText"
:rows="12"
placeholder="请粘贴JSON数据..."
:class="{ 'border-red-500': jsonError }"
class="font-mono text-sm"
/>
<div v-if="jsonError" class="mt-2 text-red-500 text-sm">
<i class="fa-solid fa-circle-exclamation mr-1"></i>{{ jsonError }}
</div>
<div class="mt-3 flex gap-2">
<Button @click="formatJson">
<i class="fa-solid fa-code mr-2"></i>格式化
</Button>
<Button @click="clearJson">
<i class="fa-solid fa-trash mr-2"></i>清空
</Button>
</div>
</div>
</Tabs.TabPane>
<Tabs.TabPane key="file" tab="文件上传">
<div class="upload-container">
<Upload.Dragger
:file-list="fileList"
:before-upload="handleBeforeUpload"
accept=".json,application/json"
:show-upload-list="true"
@remove="handleRemoveFile"
class="upload-dragger"
>
<div class="upload-content">
<div class="upload-icon">
<i class="fa-solid fa-cloud-arrow-up text-4xl text-primary"></i>
</div>
<p class="upload-text">
点击或拖拽文件到此区域上传
</p>
<p class="upload-hint">
支持上传 JSON 格式文件
</p>
</div>
</Upload.Dragger>
<div v-if="uploadError" class="mt-4 rounded-lg bg-red-50 p-3 text-sm text-red-600 dark:bg-red-900/20 dark:text-red-400">
<i class="fa-solid fa-circle-exclamation mr-2"></i>{{ uploadError }}
</div>
</div>
</Tabs.TabPane>
</Tabs>
</Card>
<!-- 内容区域 -->
<div v-if="parsedData" class="content-area mb-24 grid grid-cols-1 gap-4 lg:grid-cols-2">
<Card title="基础信息" class="shadow-sm">
<Form />
</Card>
<Card title="字段预览" class="shadow-sm">
<div class="max-h-[500px] overflow-auto">
<JsonViewer
:value="previewData"
:expand-depth="2"
copyable
boxed
/>
</div>
<div class="mt-4 flex items-center gap-2 text-sm text-gray-500">
<i class="fa-solid fa-list mr-1"></i>
<span>共 {{ parsedData.field?.length || 0 }} 个字段</span>
</div>
</Card>
</div>
<!-- 固定底部操作栏 -->
<div class="fixed-bottom-bar">
<div class="fixed-bottom-bar-wrapper">
<div class="fixed-bottom-bar-content">
<!-- 左侧状态信息 -->
<div class="flex items-center gap-3">
<div
class="flex h-10 w-10 items-center justify-center rounded-full transition-all"
:class="
parsedData
? 'bg-primary/10 text-primary'
: 'bg-gray-100 text-gray-400 dark:bg-gray-800 dark:text-gray-600'
"
>
<i
:class="parsedData ? 'fa-solid fa-check-circle' : 'fa-solid fa-circle-info'"
></i>
</div>
<div>
<div
class="text-sm font-medium"
:class="
parsedData
? 'text-gray-900 dark:text-gray-100'
: 'text-gray-500 dark:text-gray-400'
"
>
<span v-if="parsedData">
已解析 <span class="text-primary font-semibold">{{ parsedData.field?.length || 0 }}</span> 个字段
</span>
<span v-else>请先导入JSON数据</span>
</div>
<div class="text-xs text-gray-400 dark:text-gray-500">
{{ parsedData ? '数据已就绪,可以生成代码' : '等待数据导入...' }}
</div>
</div>
</div>
<!-- 右侧操作按钮 -->
<div class="flex items-center gap-2">
<Button
size="large"
class="action-btn-secondary"
@click="clearJson"
>
<i class="fa-solid fa-trash mr-2"></i>清空
</Button>
<Button
size="large"
class="action-btn-secondary"
:disabled="!parsedData"
@click="handleSaveDraft"
>
<i class="fa-solid fa-save mr-2"></i>保存草稿
</Button>
<Button
type="primary"
size="large"
class="action-btn-primary"
:disabled="!parsedData"
@click="handleGenerate"
>
<i class="fa-solid fa-code mr-2"></i>生成代码
</Button>
</div>
</div>
</div>
</div>
</div>
</template>
<style scoped>
.json-import {
animation: fade-slide-enter 0.3s ease-out;
padding-bottom: 120px; /* 为固定底部栏留出空间 */
}
.content-area {
min-height: 400px;
}
/* 优化卡片样式 */
:deep(.ant-card) {
border-radius: 12px;
border: 1px solid rgba(0, 0, 0, 0.06);
transition: all 0.3s ease;
}
:deep(.ant-card:hover) {
box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}
.dark :deep(.ant-card) {
border-color: rgba(255, 255, 255, 0.1);
}
/* 固定底部操作栏 - 现代化设计 */
.fixed-bottom-bar {
position: fixed;
bottom: 0;
left: 0;
right: 0;
z-index: 100;
padding: 0 24px 24px;
pointer-events: none;
}
.fixed-bottom-bar-wrapper {
max-width: 1400px;
margin: 0 auto;
background: rgba(255, 255, 255, 0.98);
backdrop-filter: blur(20px) saturate(180%);
border: 1px solid rgba(0, 0, 0, 0.08);
border-radius: 16px;
box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.08), 0 0 0 1px rgba(0, 0, 0, 0.04);
transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
pointer-events: all;
}
.dark .fixed-bottom-bar-wrapper {
background: rgba(31, 41, 55, 0.98);
border-color: rgba(255, 255, 255, 0.12);
box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.08);
}
.fixed-bottom-bar-content {
display: flex;
align-items: center;
justify-content: space-between;
padding: 20px 24px;
gap: 24px;
}
.action-btn-secondary {
border-radius: 8px;
font-weight: 500;
transition: all 0.2s ease;
}
.action-btn-secondary:hover:not(:disabled) {
transform: translateY(-1px);
box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}
.action-btn-primary {
border-radius: 8px;
font-weight: 600;
padding: 0 24px;
height: 44px;
box-shadow: 0 4px 12px rgba(24, 144, 255, 0.3);
transition: all 0.2s ease;
}
.action-btn-primary:hover:not(:disabled) {
transform: translateY(-2px);
box-shadow: 0 6px 16px rgba(24, 144, 255, 0.4);
}
.action-btn-primary:active:not(:disabled) {
transform: translateY(0);
}
@keyframes fade-slide-enter {
from {
opacity: 0;
transform: translateX(-20px);
}
to {
opacity: 1;
transform: translateX(0);
}
}
/* 文件上传样式优化 */
.upload-container {
padding: 8px 0;
}
.upload-dragger {
border-radius: 12px;
border: 2px dashed #d9d9d9;
background: #fafafa;
transition: all 0.3s ease;
}
.upload-dragger:hover {
border-color: #1890ff;
background: #f0f7ff;
}
.dark .upload-dragger {
background: rgba(255, 255, 255, 0.02);
border-color: rgba(255, 255, 255, 0.2);
}
.dark .upload-dragger:hover {
border-color: #1890ff;
background: rgba(24, 144, 255, 0.1);
}
.upload-content {
padding: 40px 20px;
text-align: center;
}
.upload-icon {
margin-bottom: 16px;
opacity: 0.8;
transition: all 0.3s ease;
}
.upload-dragger:hover .upload-icon {
opacity: 1;
transform: translateY(-4px);
}
.upload-text {
font-size: 16px;
font-weight: 500;
color: #262626;
margin-bottom: 8px;
}
.dark .upload-text {
color: #fff;
}
.upload-hint {
font-size: 14px;
color: #8c8c8c;
}
.dark .upload-hint {
color: #8c8c8c;
}
/* 响应式优化 */
@media (max-width: 768px) {
.fixed-bottom-bar {
padding: 0 16px 16px;
}
.fixed-bottom-bar-wrapper {
border-radius: 12px;
}
.fixed-bottom-bar-content {
flex-direction: column;
align-items: stretch;
padding: 16px;
gap: 16px;
}
.fixed-bottom-bar-content > div:first-child {
justify-content: center;
}
.fixed-bottom-bar-content > div:last-child {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 8px;
}
.fixed-bottom-bar-content > div:last-child .action-btn-primary {
grid-column: 1 / -1;
}
}
</style>