代码生成：简化现有 crud 模版的各种 pretty 相关的判断，交给 Java 代码后置统一处理。

yudao-framework/yudao-common/src/main/java/cn/iocoder/yudao/framework/common/util/string/StrUtils.java

@@ -50,4 +50,20 @@ public class StrUtils {
         return Arrays.stream(integers).boxed().collect(Collectors.toList());
     }
 
+    /**
+     * 移除字符串中，包含指定字符串的行
+     *
+     * @param content 字符串
+     * @param sequence 包含的字符串
+     * @return 移除后的字符串
+     */
+    public static String removeLineContains(String content, String sequence) {
+        if (StrUtil.isEmpty(content) || StrUtil.isEmpty(sequence)) {
+            return content;
+        }
+        return Arrays.stream(content.split("\n"))
+                .filter(line -> !line.contains(sequence))
+                .collect(Collectors.joining("\n"));
+    }
+
 }

yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/dal/dataobject/codegen/CodegenTableDO.java

@@ -6,6 +6,7 @@ import cn.iocoder.yudao.module.infra.enums.codegen.CodegenFrontTypeEnum;
 import cn.iocoder.yudao.module.infra.enums.codegen.CodegenSceneEnum;
 import cn.iocoder.yudao.module.infra.enums.codegen.CodegenTemplateTypeEnum;
 import com.baomidou.mybatisplus.annotation.KeySequence;
+import com.baomidou.mybatisplus.annotation.TableField;
 import com.baomidou.mybatisplus.annotation.TableId;
 import com.baomidou.mybatisplus.annotation.TableName;
 import com.baomidou.mybatisplus.generator.config.po.TableInfo;
@@ -123,12 +124,14 @@ public class CodegenTableDO extends BaseDO {
      *
      * 关联 {@link CodegenTableDO#getId()}
      */
+    @TableField(exist = false)
     private Long masterTableId;
     /**
      * 【自己】子表关联主表的字段编号
      *
      * 关联 {@link CodegenColumnDO#getId()}
      */
+    @TableField(exist = false)
     private Long subJoinColumnId;
     /**
      * 主表与子表是否一对多
@@ -136,6 +139,7 @@ public class CodegenTableDO extends BaseDO {
      * true：一对多
      * false：一对一
      */
+    @TableField(exist = false)
     private Boolean subJoinMany;
 
 }

yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/service/codegen/inner/CodegenEngine.java

@@ -2,7 +2,6 @@ package cn.iocoder.yudao.module.infra.service.codegen.inner;
 
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.map.MapUtil;
-import cn.hutool.core.util.ObjUtil;
 import cn.hutool.core.util.StrUtil;
 import cn.hutool.extra.template.TemplateConfig;
 import cn.hutool.extra.template.TemplateEngine;
@@ -15,6 +14,7 @@ import cn.iocoder.yudao.framework.common.util.collection.CollectionUtils;
 import cn.iocoder.yudao.framework.common.util.date.DateUtils;
 import cn.iocoder.yudao.framework.common.util.date.LocalDateTimeUtils;
 import cn.iocoder.yudao.framework.common.util.object.ObjectUtils;
+import cn.iocoder.yudao.framework.common.util.string.StrUtils;
 import cn.iocoder.yudao.framework.excel.core.annotations.DictFormat;
 import cn.iocoder.yudao.framework.excel.core.convert.DictConvert;
 import cn.iocoder.yudao.framework.excel.core.util.ExcelUtils;
@@ -27,7 +27,6 @@ import cn.iocoder.yudao.module.infra.dal.dataobject.codegen.CodegenColumnDO;
 import cn.iocoder.yudao.module.infra.dal.dataobject.codegen.CodegenTableDO;
 import cn.iocoder.yudao.module.infra.enums.codegen.CodegenFrontTypeEnum;
 import cn.iocoder.yudao.module.infra.enums.codegen.CodegenSceneEnum;
-import cn.iocoder.yudao.module.infra.enums.codegen.CodegenTemplateTypeEnum;
 import cn.iocoder.yudao.module.infra.framework.codegen.config.CodegenProperties;
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.collect.ImmutableTable;
@@ -224,11 +223,43 @@ public class CodegenEngine {
                               String filePath, Map<String, Object> bindingMap) {
         filePath = formatFilePath(filePath, bindingMap);
         String content = templateEngine.getTemplate(vmPath).render(bindingMap);
-        // 去除字段后面多余的 , 逗号
-        content = content.replaceAll(",\n}", "\n}").replaceAll(",\n  }", "\n  }");
+        // 格式化代码
+        content = prettyCode(content);
         result.put(filePath, content);
     }
 
+    /**
+     * 格式化生成后的代码
+     *
+     * 因为尽量让 vm 模版简单，所以统一的处理都在这个方法。
+     * 如果不处理，Vue 的 Pretty 格式校验可能会报错
+     *
+     * @param content 格式化前的代码
+     * @return 格式化后的代码
+     */
+    private String prettyCode(String content) {
+        // Vue 界面：去除字段后面多余的 , 逗号，解决前端的 Pretty 代码格式检查的报错
+        content = content.replaceAll(",\n}", "\n}").replaceAll(",\n  }", "\n  }");
+        // Vue 界面：去除多的 dateFormatter，只有一个的情况下，说明没使用到
+        if (StrUtil.count(content, "dateFormatter") == 1) {
+            content = StrUtils.removeLineContains(content, "dateFormatter");
+        }
+        // Vue 界面：去除多的 dict 相关，只有一个的情况下，说明没使用到
+        if (StrUtil.count(content, "getIntDictOptions") == 1) {
+            content = content.replace("getIntDictOptions, ", "");
+        }
+        if (StrUtil.count(content, "getStrDictOptions") == 1) {
+            content = content.replace("getStrDictOptions, ", "");
+        }
+        if (StrUtil.count(content, "getBoolDictOptions") == 1) {
+            content = content.replace("getBoolDictOptions, ", "");
+        }
+        if (StrUtil.count(content, "DICT_TYPE.") == 0) {
+            content = StrUtils.removeLineContains(content, "DICT_TYPE");
+        }
+        return content;
+    }
+
     private Map<String, Object> initBindingMap(CodegenTableDO table, List<CodegenColumnDO> columns,
                                                List<CodegenTableDO> subTables, List<List<CodegenColumnDO>> subColumnsList) {
         // 创建 bindingMap

yudao-module-infra/yudao-module-infra-biz/src/main/resources/codegen/java/controller/vo/baseVO.vm

@@ -6,9 +6,11 @@ import java.util.*;
 #foreach ($column in $columns)
 #if (${column.javaType} == "BigDecimal")
 import java.math.BigDecimal;
+#break
 #end
 #if (${column.javaType} == "LocalDateTime")
 import java.time.LocalDateTime;
+#break
 #end
 #end
 import javax.validation.constraints.*;

yudao-module-infra/yudao-module-infra-biz/src/main/resources/codegen/java/controller/vo/excelVO.vm

@@ -6,9 +6,11 @@ import java.util.*;
 #foreach ($column in $columns)
 #if (${column.javaType} == "BigDecimal")
 import java.math.BigDecimal;
+#break
 #end
 #if (${column.javaType} == "LocalDateTime")
 import java.time.LocalDateTime;
+#break
 #end
 #end
 

yudao-module-infra/yudao-module-infra-biz/src/main/resources/codegen/java/service/serviceImpl.vm

@@ -48,7 +48,7 @@ public class ${table.className}ServiceImpl implements ${table.className}Service
 
     @Override
 ## 特殊：主子表专属逻辑
-#if ( $subTables.size() > 0)
+#if ( $subTables && $subTables.size() > 0 )
     @Transactional(rollbackFor = Exception.class)
 #end
     public ${primaryColumn.javaType} create${simpleClassName}(${sceneEnum.prefixClass}${table.className}CreateReqVO createReqVO) {
@@ -56,7 +56,7 @@ public class ${table.className}ServiceImpl implements ${table.className}Service
         ${table.className}DO ${classNameVar} = ${table.className}Convert.INSTANCE.convert(createReqVO);
         ${classNameVar}Mapper.insert(${classNameVar});
 ## 特殊：主子表专属逻辑
-#if ( $subTables.size() > 0)
+#if ( $subTables && $subTables.size() > 0)
 
         // 插入子表（$subTable.classComment）
 #foreach ($subTable in $subTables)
@@ -77,7 +77,7 @@ public class ${table.className}ServiceImpl implements ${table.className}Service
 
     @Override
 ## 特殊：主子表专属逻辑
-#if ( $subTables.size() > 0)
+#if ( $subTables && $subTables.size() > 0)
     @Transactional(rollbackFor = Exception.class)
 #end
     public void update${simpleClassName}(${sceneEnum.prefixClass}${table.className}UpdateReqVO updateReqVO) {
@@ -87,7 +87,7 @@ public class ${table.className}ServiceImpl implements ${table.className}Service
         ${table.className}DO updateObj = ${table.className}Convert.INSTANCE.convert(updateReqVO);
         ${classNameVar}Mapper.updateById(updateObj);
 ## 特殊：主子表专属逻辑
-#if ( $subTables.size() > 0)
+#if ( $subTables && $subTables.size() > 0)
 
         // 更新子表
 #foreach ($subTable in $subTables)
@@ -106,7 +106,7 @@ public class ${table.className}ServiceImpl implements ${table.className}Service
 
     @Override
 ## 特殊：主子表专属逻辑
-#if ( $subTables.size() > 0)
+#if ( $subTables && $subTables.size() > 0)
     @Transactional(rollbackFor = Exception.class)
 #end
     public void delete${simpleClassName}(${primaryColumn.javaType} id) {
@@ -115,7 +115,7 @@ public class ${table.className}ServiceImpl implements ${table.className}Service
         // 删除
         ${classNameVar}Mapper.deleteById(id);
 ## 特殊：主子表专属逻辑
-#if ( $subTables.size() > 0)
+#if ( $subTables && $subTables.size() > 0)
 
         // 删除子表
 #foreach ($subTable in $subTables)

yudao-module-infra/yudao-module-infra-biz/src/main/resources/codegen/vue3/views/form.vue.vm

@@ -7,7 +7,6 @@
       label-width="100px"
       v-loading="formLoading"
     >
-#set ($dictMethods = [])## 使用到的 dict 字典方法
 #foreach($column in $columns)
     #if ($column.createOperation || $column.updateOperation)
         #set ($dictType = $column.dictType)
@@ -45,9 +44,6 @@
       <el-form-item label="${comment}" prop="${javaField}">
         <el-select v-model="formData.${javaField}" placeholder="请选择${comment}">
                 #if ("" != $dictType)## 有数据字典
-                    #if (!$dictMethods.contains($dictMethod))## 如果不存在，则添加到 dictMethods 数组中，后续好 import
-                      #set($ignore = $dictMethods.add($dictMethod) )
-                    #end
           <el-option
             v-for="dict in $dictMethod(DICT_TYPE.$dictType.toUpperCase())"
             :key="dict.value"
@@ -63,9 +59,6 @@
       <el-form-item label="${comment}" prop="${javaField}">
         <el-checkbox-group v-model="formData.${javaField}">
                 #if ("" != $dictType)## 有数据字典
-                    #if (!$dictMethods.contains($dictMethod))## 如果不存在，则添加到 dictMethods 数组中，后续好 import
-                      #set($ignore = $dictMethods.add($dictMethod) )
-                    #end
           <el-checkbox
             v-for="dict in $dictMethod(DICT_TYPE.$dictType.toUpperCase())"
             :key="dict.value"
@@ -82,9 +75,6 @@
       <el-form-item label="${comment}" prop="${javaField}">
         <el-radio-group v-model="formData.${javaField}">
                 #if ("" != $dictType)## 有数据字典
-                    #if (!$dictMethods.contains($dictMethod))## 如果不存在，则添加到 dictMethods 数组中，后续好 import
-                      #set($ignore = $dictMethods.add($dictMethod) )
-                    #end
           <el-radio
             v-for="dict in $dictMethod(DICT_TYPE.$dictType.toUpperCase())"
             :key="dict.value"
@@ -121,9 +111,7 @@
   </Dialog>
 </template>
 <script setup lang="ts">
-#if ($dictMethods.size() > 0)
-import { DICT_TYPE#foreach ($dictMethod in $dictMethods), ${dictMethod}#end } from '@/utils/dict'
-#end
+import { getIntDictOptions, getStrDictOptions, getBoolDictOptions, DICT_TYPE } from '@/utils/dict'
 import * as ${simpleClassName}Api from '@/api/${table.moduleName}/${classNameVar}'
 
 const { t } = useI18n() // 国际化
@@ -134,33 +122,21 @@ const dialogTitle = ref('') // 弹窗的标题
 const formLoading = ref(false) // 表单的加载中：1）修改时的数据加载；2）提交的按钮禁用
 const formType = ref('') // 表单的类型：create - 新增；update - 修改
 const formData = ref({
-#set ($listOperationLastIndex = -1)## 求最后一个需要 , 的地方
-#foreach ($column in $columns)
-    #if ($column.createOperation || $column.updateOperation)
-        #set ($listOperationLastIndex = $foreach.index)
-    #end
-#end
 #foreach ($column in $columns)
     #if ($column.createOperation || $column.updateOperation)
         #if ($column.htmlType == "checkbox")
-  $column.javaField: []#if($foreach.index < $listOperationLastIndex),#end
+  $column.javaField: [],
         #else
-  $column.javaField: undefined#if($foreach.index < $listOperationLastIndex),#end
+  $column.javaField: undefined,
         #end
     #end
 #end
 })
 const formRules = reactive({
-#set ($listOperationLastIndex = -1)## 求最后一个需要 , 的地方
-#foreach ($column in $columns)
-    #if (($column.createOperation || $column.updateOperation) && !$column.nullable && !${column.primaryKey})## 创建或者更新操作 && 要求非空 && 非主键
-        #set ($listOperationLastIndex = $foreach.index)
-    #end
-#end
 #foreach ($column in $columns)
     #if (($column.createOperation || $column.updateOperation) && !$column.nullable && !${column.primaryKey})## 创建或者更新操作 && 要求非空 && 非主键
         #set($comment=$column.columnComment)
-  $column.javaField: [{ required: true, message: '${comment}不能为空', trigger: #if($column.htmlType == 'select')'change'#else'blur'#end }]#if($foreach.index < $listOperationLastIndex),#end
+  $column.javaField: [{ required: true, message: '${comment}不能为空', trigger: #if($column.htmlType == 'select')'change'#else'blur'#end }],
     #end
 #end
 })
@@ -188,9 +164,7 @@ defineExpose({ open }) // 提供 open 方法，用于打开弹窗
 const emit = defineEmits(['success']) // 定义 success 事件，用于操作成功后的回调
 const submitForm = async () => {
   // 校验表单
-  if (!formRef) return
-  const valid = await formRef.value.validate()
-  if (!valid) return
+  await formRef.value.validate()
   // 提交请求
   formLoading.value = true
   try {
@@ -213,18 +187,12 @@ const submitForm = async () => {
 /** 重置表单 */
 const resetForm = () => {
   formData.value = {
-#set ($listOperationLastIndex = -1)## 求最后一个需要 , 的地方
-#foreach ($column in $columns)
-  #if ($column.createOperation || $column.updateOperation)
-      #set ($listOperationLastIndex = $foreach.index)
-  #end
-#end
 #foreach ($column in $columns)
   #if ($column.createOperation || $column.updateOperation)
       #if ($column.htmlType == "checkbox")
-    $column.javaField: []#if($foreach.index < $listOperationLastIndex),#end
+    $column.javaField: [],
       #else
-    $column.javaField: undefined#if($foreach.index < $listOperationLastIndex),#end
+    $column.javaField: undefined,
       #end
   #end
 #end

yudao-module-infra/yudao-module-infra-biz/src/main/resources/codegen/vue3/views/index.vue.vm

@@ -8,7 +8,6 @@
       :inline="true"
       label-width="68px"
     >
-    #set ($dictMethods = [])## 使用到的 dict 字典方法
     #foreach($column in $columns)
         #if ($column.listOperation)
             #set ($dictType = $column.dictType)
@@ -36,20 +35,13 @@
       </el-form-item>
             #elseif ($column.htmlType == "select" || $column.htmlType == "radio")
       <el-form-item label="${comment}" prop="${javaField}">
-                #if ($javaField.length() + $comment.length() > 8)
         <el-select
           v-model="queryParams.${javaField}"
           placeholder="请选择${comment}"
           clearable
           class="!w-240px"
         >
-                #else
-        <el-select v-model="queryParams.${javaField}" placeholder="请选择${comment}" clearable class="!w-240px">
-                #end
                 #if ("" != $dictType)## 设置了 dictType 数据字典的情况
-                    #if (!$dictMethods.contains($dictMethod))## 如果不存在，则添加到 dictMethods 数组中，后续好 import
-                        #set($ignore = $dictMethods.add($dictMethod) )
-                    #end
           <el-option
             v-for="dict in $dictMethod(DICT_TYPE.$dictType.toUpperCase())"
             :key="dict.value"
@@ -92,16 +84,12 @@
       <el-form-item>
         <el-button @click="handleQuery"><Icon icon="ep:search" class="mr-5px" /> 搜索</el-button>
         <el-button @click="resetQuery"><Icon icon="ep:refresh" class="mr-5px" /> 重置</el-button>
-        #if ($permissionPrefix.length() <= 12)
-        <el-button type="primary" @click="openForm('create')" v-hasPermi="['${permissionPrefix}:create']">
-        #else
         <el-button
           type="primary"
           plain
           @click="openForm('create')"
           v-hasPermi="['${permissionPrefix}:create']"
         >
-        #end
           <Icon icon="ep:plus" class="mr-5px" /> 新增
         </el-button>
         <el-button
@@ -180,15 +168,8 @@
 </template>
 
 <script setup lang="ts">
-#if ($dictMethods.size() > 0)
-import { DICT_TYPE#foreach ($dictMethod in $dictMethods), ${dictMethod}#end } from '@/utils/dict'
-#end
-#foreach ($column in $columns)
-    #if ($column.listOperationResult && $column.htmlType == "datetime")
+import { getIntDictOptions, getStrDictOptions, getBoolDictOptions, DICT_TYPE } from '@/utils/dict'
 import { dateFormatter } from '@/utils/formatTime'
-    #break
-    #end
-#end
 import download from '@/utils/download'
 import * as ${simpleClassName}Api from '@/api/${table.moduleName}/${classNameVar}'
 import ${simpleClassName}Form from './${simpleClassName}Form.vue'
@@ -204,19 +185,13 @@ const list = ref([]) // 列表的数据
 const queryParams = reactive({
   pageNo: 1,
   pageSize: 10,
-  #set ($listOperationLastIndex = -1)## 求最后一个需要 , 的地方
-  #foreach ($column in $columns)
-    #if ($column.listOperation)
-      #set ($listOperationLastIndex = $foreach.index)
-    #end
-  #end
   #foreach ($column in $columns)
     #if ($column.listOperation)
       #if ($column.listOperationCondition != 'BETWEEN')
-  $column.javaField: null#if($foreach.index < $listOperationLastIndex),#end
+  $column.javaField: null,
   #end
       #if ($column.htmlType == "datetime" || $column.listOperationCondition == "BETWEEN")
-  $column.javaField: []#if($foreach.index < $listOperationLastIndex),#end
+  $column.javaField: [],
       #end
     #end
   #end

yudao-module-infra/yudao-module-infra-biz/src/main/resources/codegen/vue3_schema/views/data.ts.vm

@@ -1,10 +1,5 @@
 import type { CrudSchema } from '@/hooks/web/useCrudSchemas'
-#foreach ($column in $columns)
-    #if ($column.listOperationResult && $column.htmlType == "datetime")
 import { dateFormatter } from '@/utils/formatTime'
-    #break
-    #end
-#end
 
 // 表单校验
 export const rules = reactive({

yudao-module-infra/yudao-module-infra-biz/src/main/resources/codegen/vue3_schema/views/form.vue.vm

@@ -8,7 +8,7 @@
   </Dialog>
 </template>
 <script setup lang="ts">
-  import * as ${simpleClassName}Api from '@/api/${table.moduleName}/${classNameVar}'
+import * as ${simpleClassName}Api from '@/api/${table.moduleName}/${classNameVar}'
 import { rules, allSchemas } from './${classNameVar}.data'
 const { t } = useI18n() // 国际化
 const message = useMessage() // 消息弹窗