From bd872f624a043b00af1124607929e04230dbd212 Mon Sep 17 00:00:00 2001
From: 疯狂的狮子Li <15040126243@163.com>
Date: 星期六, 27 七月 2024 23:57:13 +0800
Subject: [PATCH] fix 修复 代码生成 数据源切换问题

---
 ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/service/GenTableServiceImpl.java |  130 +++++++++++++++++++++++++++++++++++++++---
 1 files changed, 119 insertions(+), 11 deletions(-)

diff --git a/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/service/GenTableServiceImpl.java b/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/service/GenTableServiceImpl.java
index 02a9fa7..b4abc90 100644
--- a/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/service/GenTableServiceImpl.java
+++ b/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/service/GenTableServiceImpl.java
@@ -3,21 +3,27 @@
 import cn.hutool.core.collection.CollUtil;
 import cn.hutool.core.io.IoUtil;
 import cn.hutool.core.lang.Dict;
+import cn.hutool.core.util.ArrayUtil;
 import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.dynamic.datasource.annotation.DS;
 import com.baomidou.dynamic.datasource.annotation.DSTransactional;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.incrementer.IdentifierGenerator;
+import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
+import org.anyline.metadata.Column;
+import org.anyline.metadata.Table;
+import org.anyline.proxy.ServiceProxy;
 import org.apache.velocity.Template;
 import org.apache.velocity.VelocityContext;
 import org.apache.velocity.app.Velocity;
 import org.dromara.common.core.constant.Constants;
 import org.dromara.common.core.exception.ServiceException;
+import org.dromara.common.core.utils.SpringUtils;
 import org.dromara.common.core.utils.StreamUtils;
 import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.core.utils.file.FileUtils;
@@ -41,11 +47,7 @@
 import java.io.IOException;
 import java.io.StringWriter;
 import java.nio.charset.StandardCharsets;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.LinkedHashMap;
-import java.util.List;
-import java.util.Map;
+import java.util.*;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipOutputStream;
 
@@ -62,6 +64,8 @@
     private final GenTableMapper baseMapper;
     private final GenTableColumnMapper genTableColumnMapper;
     private final IdentifierGenerator identifierGenerator;
+
+    private static final String[] TABLE_IGNORE = new String[]{"sj_", "act_", "flw_", "gen_"};
 
     /**
      * 鏌ヨ涓氬姟瀛楁鍒楄〃
@@ -99,7 +103,7 @@
         Map<String, Object> params = genTable.getParams();
         QueryWrapper<GenTable> wrapper = Wrappers.query();
         wrapper
-            .eq(StringUtils.isNotEmpty(genTable.getDataName()),"data_name", genTable.getDataName())
+            .eq(StringUtils.isNotEmpty(genTable.getDataName()), "data_name", genTable.getDataName())
             .like(StringUtils.isNotBlank(genTable.getTableName()), "lower(table_name)", StringUtils.lowerCase(genTable.getTableName()))
             .like(StringUtils.isNotBlank(genTable.getTableComment()), "lower(table_comment)", StringUtils.lowerCase(genTable.getTableComment()))
             .between(params.get("beginTime") != null && params.get("endTime") != null,
@@ -107,11 +111,67 @@
         return wrapper;
     }
 
+    /**
+     * 鏌ヨ鏁版嵁搴撳垪琛�
+     *
+     * @param genTable  鍖呭惈鏌ヨ鏉′欢鐨凣enTable瀵硅薄
+     * @param pageQuery 鍖呭惈鍒嗛〉淇℃伅鐨凱ageQuery瀵硅薄
+     * @return 鍖呭惈鍒嗛〉缁撴灉鐨凾ableDataInfo瀵硅薄
+     */
     @DS("#genTable.dataName")
     @Override
     public TableDataInfo<GenTable> selectPageDbTableList(GenTable genTable, PageQuery pageQuery) {
-        genTable.getParams().put("genTableNames",baseMapper.selectTableNameList(genTable.getDataName()));
-        Page<GenTable> page = baseMapper.selectPageDbTableList(pageQuery.build(), genTable);
+        // 鑾峰彇鏌ヨ鏉′欢
+        String tableName = genTable.getTableName();
+        String tableComment = genTable.getTableComment();
+
+        LinkedHashMap<String, Table<?>> tablesMap = ServiceProxy.metadata().tables();
+        if (CollUtil.isEmpty(tablesMap)) {
+            return TableDataInfo.build();
+        }
+        List<String> tableNames = baseMapper.selectTableNameList(genTable.getDataName());
+        String[] tableArrays;
+        if (CollUtil.isNotEmpty(tableNames)) {
+            tableArrays = tableNames.toArray(new String[0]);
+        } else {
+            tableArrays = new String[0];
+        }
+        // 杩囨护骞惰浆鎹㈣〃鏍兼暟鎹�
+        List<GenTable> tables = tablesMap.values().stream()
+            .filter(x -> !StringUtils.containsAnyIgnoreCase(x.getName(), TABLE_IGNORE))
+            .filter(x -> {
+                if (CollUtil.isEmpty(tableNames)) {
+                    return true;
+                }
+                return !StringUtils.containsAnyIgnoreCase(x.getName(), tableArrays);
+            })
+            .filter(x -> {
+                boolean nameMatches = true;
+                boolean commentMatches = true;
+                // 杩涜琛ㄥ悕绉扮殑妯$硦鏌ヨ
+                if (StringUtils.isNotBlank(tableName)) {
+                    nameMatches = StringUtils.containsIgnoreCase(x.getName(), tableName);
+                }
+                // 杩涜琛ㄦ弿杩扮殑妯$硦鏌ヨ
+                if (StringUtils.isNotBlank(tableComment)) {
+                    commentMatches = StringUtils.containsIgnoreCase(x.getComment(), tableComment);
+                }
+                // 鍚屾椂鍖归厤鍚嶇О鍜屾弿杩�
+                return nameMatches && commentMatches;
+            })
+            .map(x -> {
+                GenTable gen = new GenTable();
+                gen.setTableName(x.getName());
+                gen.setTableComment(x.getComment());
+                gen.setCreateTime(x.getCreateTime());
+                gen.setUpdateTime(x.getUpdateTime());
+                return gen;
+            }).toList();
+
+        IPage<GenTable> page = pageQuery.build();
+        page.setTotal(tables.size());
+        // 鎵嬪姩鍒嗛〉 set鏁版嵁
+        page.setRecords(CollUtil.page((int) page.getCurrent() - 1, (int) page.getSize(), tables));
         return TableDataInfo.build(page);
     }
 
@@ -125,7 +185,29 @@
     @DS("#dataName")
     @Override
     public List<GenTable> selectDbTableListByNames(String[] tableNames, String dataName) {
-        return baseMapper.selectDbTableListByNames(tableNames);
+        Set<String> tableNameSet = new HashSet<>(List.of(tableNames));
+        LinkedHashMap<String, Table<?>> tablesMap = ServiceProxy.metadata().tables();
+
+        if (CollUtil.isEmpty(tablesMap)) {
+            return new ArrayList<>();
+        }
+
+        List<Table<?>> tableList = tablesMap.values().stream()
+            .filter(x -> !StringUtils.containsAnyIgnoreCase(x.getName(), TABLE_IGNORE))
+            .filter(x -> tableNameSet.contains(x.getName())).toList();
+
+        if (ArrayUtil.isEmpty(tableList)) {
+            return new ArrayList<>();
+        }
+        return tableList.stream().map(x -> {
+            GenTable gen = new GenTable();
+            gen.setDataName(dataName);
+            gen.setTableName(x.getName());
+            gen.setTableComment(x.getComment());
+            gen.setCreateTime(x.getCreateTime());
+            gen.setUpdateTime(x.getUpdateTime());
+            return gen;
+        }).toList();
     }
 
     /**
@@ -187,7 +269,7 @@
                 int row = baseMapper.insert(table);
                 if (row > 0) {
                     // 淇濆瓨鍒椾俊鎭�
-                    List<GenTableColumn> genTableColumns = genTableColumnMapper.selectDbTableColumnsByName(tableName, dataName);
+                    List<GenTableColumn> genTableColumns = SpringUtils.getAopProxy(this).selectDbTableColumnsByName(tableName, dataName);
                     List<GenTableColumn> saveColumns = new ArrayList<>();
                     for (GenTableColumn column : genTableColumns) {
                         GenUtils.initColumnField(column, table);
@@ -201,6 +283,32 @@
         } catch (Exception e) {
             throw new ServiceException("瀵煎叆澶辫触锛�" + e.getMessage());
         }
+    }
+
+    /**
+     * 鏍规嵁琛ㄥ悕绉版煡璇㈠垪淇℃伅
+     *
+     * @param tableName 琛ㄥ悕绉�
+     * @param dataName  鏁版嵁婧愬悕绉�
+     * @return 鍒椾俊鎭�
+     */
+    @DS("#dataName")
+    @Override
+    public List<GenTableColumn> selectDbTableColumnsByName(String tableName, String dataName) {
+        LinkedHashMap<String, Column> columns = ServiceProxy.metadata().columns(tableName);
+        List<GenTableColumn> tableColumns = new ArrayList<>();
+        columns.forEach((columnName, column) -> {
+            GenTableColumn tableColumn = new GenTableColumn();
+            tableColumn.setIsPk(String.valueOf(column.isPrimaryKey()));
+            tableColumn.setColumnName(column.getName());
+            tableColumn.setColumnComment(column.getComment());
+            tableColumn.setColumnType(column.getTypeName().toLowerCase());
+            tableColumn.setSort(column.getPosition());
+            tableColumn.setIsRequired(column.isNullable() == 0 ? "1" : "0");
+            tableColumn.setIsIncrement(column.isAutoIncrement() == -1 ? "0" : "1");
+            tableColumns.add(tableColumn);
+        });
+        return tableColumns;
     }
 
     /**
@@ -298,7 +406,7 @@
         List<GenTableColumn> tableColumns = table.getColumns();
         Map<String, GenTableColumn> tableColumnMap = StreamUtils.toIdentityMap(tableColumns, GenTableColumn::getColumnName);
 
-        List<GenTableColumn> dbTableColumns = genTableColumnMapper.selectDbTableColumnsByName(table.getTableName(), table.getDataName());
+        List<GenTableColumn> dbTableColumns = SpringUtils.getAopProxy(this).selectDbTableColumnsByName(table.getTableName(), table.getDataName());
         if (CollUtil.isEmpty(dbTableColumns)) {
             throw new ServiceException("鍚屾鏁版嵁澶辫触锛屽師琛ㄧ粨鏋勪笉瀛樺湪");
         }

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