From 3c4fee1db116c11d4f04727cfe076d7c94daeaf2 Mon Sep 17 00:00:00 2001
From: yanzhaofeige <yanzhaofeige@qq.com>
Date: Mon, 30 Sep 2024 12:10:57 +0800
Subject: [PATCH] init
---
cpzidc-generator/src/main/java/com/odcc/cpzidc/generator/service/GenTableServiceImpl.java | 531 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 531 insertions(+), 0 deletions(-)
diff --git a/cpzidc-generator/src/main/java/com/odcc/cpzidc/generator/service/GenTableServiceImpl.java b/cpzidc-generator/src/main/java/com/odcc/cpzidc/generator/service/GenTableServiceImpl.java
new file mode 100644
index 0000000..3a51486
--- /dev/null
+++ b/cpzidc-generator/src/main/java/com/odcc/cpzidc/generator/service/GenTableServiceImpl.java
@@ -0,0 +1,531 @@
+package com.odcc.cpzidc.generator.service;
+
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.IOException;
+import java.io.StringWriter;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipOutputStream;
+import org.apache.commons.io.FileUtils;
+import org.apache.commons.io.IOUtils;
+import org.apache.velocity.Template;
+import org.apache.velocity.VelocityContext;
+import org.apache.velocity.app.Velocity;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+import com.alibaba.fastjson2.JSON;
+import com.alibaba.fastjson2.JSONObject;
+import com.odcc.cpzidc.common.constant.Constants;
+import com.odcc.cpzidc.common.constant.GenConstants;
+import com.odcc.cpzidc.common.core.text.CharsetKit;
+import com.odcc.cpzidc.common.exception.ServiceException;
+import com.odcc.cpzidc.common.utils.StringUtils;
+import com.odcc.cpzidc.generator.domain.GenTable;
+import com.odcc.cpzidc.generator.domain.GenTableColumn;
+import com.odcc.cpzidc.generator.mapper.GenTableColumnMapper;
+import com.odcc.cpzidc.generator.mapper.GenTableMapper;
+import com.odcc.cpzidc.generator.util.GenUtils;
+import com.odcc.cpzidc.generator.util.VelocityInitializer;
+import com.odcc.cpzidc.generator.util.VelocityUtils;
+
+/**
+ * 业务 服务层实现
+ *
+ * @author ruoyi
+ */
+@Service
+public class GenTableServiceImpl implements IGenTableService
+{
+ private static final Logger log = LoggerFactory.getLogger(GenTableServiceImpl.class);
+
+ @Autowired
+ private GenTableMapper genTableMapper;
+
+ @Autowired
+ private GenTableColumnMapper genTableColumnMapper;
+
+ /**
+ * 查询业务信息
+ *
+ * @param id 业务ID
+ * @return 业务信息
+ */
+ @Override
+ public GenTable selectGenTableById(Long id)
+ {
+ GenTable genTable = genTableMapper.selectGenTableById(id);
+ setTableFromOptions(genTable);
+ return genTable;
+ }
+
+ /**
+ * 查询业务列表
+ *
+ * @param genTable 业务信息
+ * @return 业务集合
+ */
+ @Override
+ public List<GenTable> selectGenTableList(GenTable genTable)
+ {
+ return genTableMapper.selectGenTableList(genTable);
+ }
+
+ /**
+ * 查询据库列表
+ *
+ * @param genTable 业务信息
+ * @return 数据库表集合
+ */
+ @Override
+ public List<GenTable> selectDbTableList(GenTable genTable)
+ {
+ return genTableMapper.selectDbTableList(genTable);
+ }
+
+ /**
+ * 查询据库列表
+ *
+ * @param tableNames 表名称组
+ * @return 数据库表集合
+ */
+ @Override
+ public List<GenTable> selectDbTableListByNames(String[] tableNames)
+ {
+ return genTableMapper.selectDbTableListByNames(tableNames);
+ }
+
+ /**
+ * 查询所有表信息
+ *
+ * @return 表信息集合
+ */
+ @Override
+ public List<GenTable> selectGenTableAll()
+ {
+ return genTableMapper.selectGenTableAll();
+ }
+
+ /**
+ * 修改业务
+ *
+ * @param genTable 业务信息
+ * @return 结果
+ */
+ @Override
+ @Transactional
+ public void updateGenTable(GenTable genTable)
+ {
+ String options = JSON.toJSONString(genTable.getParams());
+ genTable.setOptions(options);
+ int row = genTableMapper.updateGenTable(genTable);
+ if (row > 0)
+ {
+ for (GenTableColumn cenTableColumn : genTable.getColumns())
+ {
+ genTableColumnMapper.updateGenTableColumn(cenTableColumn);
+ }
+ }
+ }
+
+ /**
+ * 删除业务对象
+ *
+ * @param tableIds 需要删除的数据ID
+ * @return 结果
+ */
+ @Override
+ @Transactional
+ public void deleteGenTableByIds(Long[] tableIds)
+ {
+ genTableMapper.deleteGenTableByIds(tableIds);
+ genTableColumnMapper.deleteGenTableColumnByIds(tableIds);
+ }
+
+ /**
+ * 创建表
+ *
+ * @param sql 创建表语句
+ * @return 结果
+ */
+ @Override
+ public boolean createTable(String sql)
+ {
+ return genTableMapper.createTable(sql) == 0;
+ }
+
+ /**
+ * 导入表结构
+ *
+ * @param tableList 导入表列表
+ */
+ @Override
+ @Transactional
+ public void importGenTable(List<GenTable> tableList, String operName)
+ {
+ try
+ {
+ for (GenTable table : tableList)
+ {
+ String tableName = table.getTableName();
+ GenUtils.initTable(table, operName);
+ int row = genTableMapper.insertGenTable(table);
+ if (row > 0)
+ {
+ // 保存列信息
+ List<GenTableColumn> genTableColumns = genTableColumnMapper.selectDbTableColumnsByName(tableName);
+ for (GenTableColumn column : genTableColumns)
+ {
+ GenUtils.initColumnField(column, table);
+ genTableColumnMapper.insertGenTableColumn(column);
+ }
+ }
+ }
+ }
+ catch (Exception e)
+ {
+ throw new ServiceException("导入失败：" + e.getMessage());
+ }
+ }
+
+ /**
+ * 预览代码
+ *
+ * @param tableId 表编号
+ * @return 预览数据列表
+ */
+ @Override
+ public Map<String, String> previewCode(Long tableId)
+ {
+ Map<String, String> dataMap = new LinkedHashMap<>();
+ // 查询表信息
+ GenTable table = genTableMapper.selectGenTableById(tableId);
+ // 设置主子表信息
+ setSubTable(table);
+ // 设置主键列信息
+ setPkColumn(table);
+ VelocityInitializer.initVelocity();
+
+ VelocityContext context = VelocityUtils.prepareContext(table);
+
+ // 获取模板列表
+ List<String> templates = VelocityUtils.getTemplateList(table.getTplCategory(), table.getTplWebType());
+ for (String template : templates)
+ {
+ // 渲染模板
+ StringWriter sw = new StringWriter();
+ Template tpl = Velocity.getTemplate(template, Constants.UTF8);
+ tpl.merge(context, sw);
+ dataMap.put(template, sw.toString());
+ }
+ return dataMap;
+ }
+
+ /**
+ * 生成代码（下载方式）
+ *
+ * @param tableName 表名称
+ * @return 数据
+ */
+ @Override
+ public byte[] downloadCode(String tableName)
+ {
+ ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+ ZipOutputStream zip = new ZipOutputStream(outputStream);
+ generatorCode(tableName, zip);
+ IOUtils.closeQuietly(zip);
+ return outputStream.toByteArray();
+ }
+
+ /**
+ * 生成代码（自定义路径）
+ *
+ * @param tableName 表名称
+ */
+ @Override
+ public void generatorCode(String tableName)
+ {
+ // 查询表信息
+ GenTable table = genTableMapper.selectGenTableByName(tableName);
+ // 设置主子表信息
+ setSubTable(table);
+ // 设置主键列信息
+ setPkColumn(table);
+
+ VelocityInitializer.initVelocity();
+
+ VelocityContext context = VelocityUtils.prepareContext(table);
+
+ // 获取模板列表
+ List<String> templates = VelocityUtils.getTemplateList(table.getTplCategory(), table.getTplWebType());
+ for (String template : templates)
+ {
+ if (!StringUtils.containsAny(template, "sql.vm", "api.js.vm", "index.vue.vm", "index-tree.vue.vm"))
+ {
+ // 渲染模板
+ StringWriter sw = new StringWriter();
+ Template tpl = Velocity.getTemplate(template, Constants.UTF8);
+ tpl.merge(context, sw);
+ try
+ {
+ String path = getGenPath(table, template);
+ FileUtils.writeStringToFile(new File(path), sw.toString(), CharsetKit.UTF_8);
+ }
+ catch (IOException e)
+ {
+ throw new ServiceException("渲染模板失败，表名：" + table.getTableName());
+ }
+ }
+ }
+ }
+
+ /**
+ * 同步数据库
+ *
+ * @param tableName 表名称
+ */
+ @Override
+ @Transactional
+ public void synchDb(String tableName)
+ {
+ GenTable table = genTableMapper.selectGenTableByName(tableName);
+ List<GenTableColumn> tableColumns = table.getColumns();
+ Map<String, GenTableColumn> tableColumnMap = tableColumns.stream().collect(Collectors.toMap(GenTableColumn::getColumnName, Function.identity()));
+
+ List<GenTableColumn> dbTableColumns = genTableColumnMapper.selectDbTableColumnsByName(tableName);
+ if (StringUtils.isEmpty(dbTableColumns))
+ {
+ throw new ServiceException("同步数据失败，原表结构不存在");
+ }
+ List<String> dbTableColumnNames = dbTableColumns.stream().map(GenTableColumn::getColumnName).collect(Collectors.toList());
+
+ dbTableColumns.forEach(column -> {
+ GenUtils.initColumnField(column, table);
+ if (tableColumnMap.containsKey(column.getColumnName()))
+ {
+ GenTableColumn prevColumn = tableColumnMap.get(column.getColumnName());
+ column.setColumnId(prevColumn.getColumnId());
+ if (column.isList())
+ {
+ // 如果是列表，继续保留查询方式/字典类型选项
+ column.setDictType(prevColumn.getDictType());
+ column.setQueryType(prevColumn.getQueryType());
+ }
+ if (StringUtils.isNotEmpty(prevColumn.getIsRequired()) && !column.isPk()
+ && (column.isInsert() || column.isEdit())
+ && ((column.isUsableColumn()) || (!column.isSuperColumn())))
+ {
+ // 如果是(新增/修改&非主键/非忽略及父属性)，继续保留必填/显示类型选项
+ column.setIsRequired(prevColumn.getIsRequired());
+ column.setHtmlType(prevColumn.getHtmlType());
+ }
+ genTableColumnMapper.updateGenTableColumn(column);
+ }
+ else
+ {
+ genTableColumnMapper.insertGenTableColumn(column);
+ }
+ });
+
+ List<GenTableColumn> delColumns = tableColumns.stream().filter(column -> !dbTableColumnNames.contains(column.getColumnName())).collect(Collectors.toList());
+ if (StringUtils.isNotEmpty(delColumns))
+ {
+ genTableColumnMapper.deleteGenTableColumns(delColumns);
+ }
+ }
+
+ /**
+ * 批量生成代码（下载方式）
+ *
+ * @param tableNames 表数组
+ * @return 数据
+ */
+ @Override
+ public byte[] downloadCode(String[] tableNames)
+ {
+ ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+ ZipOutputStream zip = new ZipOutputStream(outputStream);
+ for (String tableName : tableNames)
+ {
+ generatorCode(tableName, zip);
+ }
+ IOUtils.closeQuietly(zip);
+ return outputStream.toByteArray();
+ }
+
+ /**
+ * 查询表信息并生成代码
+ */
+ private void generatorCode(String tableName, ZipOutputStream zip)
+ {
+ // 查询表信息
+ GenTable table = genTableMapper.selectGenTableByName(tableName);
+ // 设置主子表信息
+ setSubTable(table);
+ // 设置主键列信息
+ setPkColumn(table);
+
+ VelocityInitializer.initVelocity();
+
+ VelocityContext context = VelocityUtils.prepareContext(table);
+
+ // 获取模板列表
+ List<String> templates = VelocityUtils.getTemplateList(table.getTplCategory(), table.getTplWebType());
+ for (String template : templates)
+ {
+ // 渲染模板
+ StringWriter sw = new StringWriter();
+ Template tpl = Velocity.getTemplate(template, Constants.UTF8);
+ tpl.merge(context, sw);
+ try
+ {
+ // 添加到zip
+ zip.putNextEntry(new ZipEntry(VelocityUtils.getFileName(template, table)));
+ IOUtils.write(sw.toString(), zip, Constants.UTF8);
+ IOUtils.closeQuietly(sw);
+ zip.flush();
+ zip.closeEntry();
+ }
+ catch (IOException e)
+ {
+ log.error("渲染模板失败，表名：" + table.getTableName(), e);
+ }
+ }
+ }
+
+ /**
+ * 修改保存参数校验
+ *
+ * @param genTable 业务信息
+ */
+ @Override
+ public void validateEdit(GenTable genTable)
+ {
+ if (GenConstants.TPL_TREE.equals(genTable.getTplCategory()))
+ {
+ String options = JSON.toJSONString(genTable.getParams());
+ JSONObject paramsObj = JSON.parseObject(options);
+ if (StringUtils.isEmpty(paramsObj.getString(GenConstants.TREE_CODE)))
+ {
+ throw new ServiceException("树编码字段不能为空");
+ }
+ else if (StringUtils.isEmpty(paramsObj.getString(GenConstants.TREE_PARENT_CODE)))
+ {
+ throw new ServiceException("树父编码字段不能为空");
+ }
+ else if (StringUtils.isEmpty(paramsObj.getString(GenConstants.TREE_NAME)))
+ {
+ throw new ServiceException("树名称字段不能为空");
+ }
+ else if (GenConstants.TPL_SUB.equals(genTable.getTplCategory()))
+ {
+ if (StringUtils.isEmpty(genTable.getSubTableName()))
+ {
+ throw new ServiceException("关联子表的表名不能为空");
+ }
+ else if (StringUtils.isEmpty(genTable.getSubTableFkName()))
+ {
+ throw new ServiceException("子表关联的外键名不能为空");
+ }
+ }
+ }
+ }
+
+ /**
+ * 设置主键列信息
+ *
+ * @param table 业务表信息
+ */
+ public void setPkColumn(GenTable table)
+ {
+ for (GenTableColumn column : table.getColumns())
+ {
+ if (column.isPk())
+ {
+ table.setPkColumn(column);
+ break;
+ }
+ }
+ if (StringUtils.isNull(table.getPkColumn()))
+ {
+ table.setPkColumn(table.getColumns().get(0));
+ }
+ if (GenConstants.TPL_SUB.equals(table.getTplCategory()))
+ {
+ for (GenTableColumn column : table.getSubTable().getColumns())
+ {
+ if (column.isPk())
+ {
+ table.getSubTable().setPkColumn(column);
+ break;
+ }
+ }
+ if (StringUtils.isNull(table.getSubTable().getPkColumn()))
+ {
+ table.getSubTable().setPkColumn(table.getSubTable().getColumns().get(0));
+ }
+ }
+ }
+
+ /**
+ * 设置主子表信息
+ *
+ * @param table 业务表信息
+ */
+ public void setSubTable(GenTable table)
+ {
+ String subTableName = table.getSubTableName();
+ if (StringUtils.isNotEmpty(subTableName))
+ {
+ table.setSubTable(genTableMapper.selectGenTableByName(subTableName));
+ }
+ }
+
+ /**
+ * 设置代码生成其他选项值
+ *
+ * @param genTable 设置后的生成对象
+ */
+ public void setTableFromOptions(GenTable genTable)
+ {
+ JSONObject paramsObj = JSON.parseObject(genTable.getOptions());
+ if (StringUtils.isNotNull(paramsObj))
+ {
+ String treeCode = paramsObj.getString(GenConstants.TREE_CODE);
+ String treeParentCode = paramsObj.getString(GenConstants.TREE_PARENT_CODE);
+ String treeName = paramsObj.getString(GenConstants.TREE_NAME);
+ Long parentMenuId = paramsObj.getLongValue(GenConstants.PARENT_MENU_ID);
+ String parentMenuName = paramsObj.getString(GenConstants.PARENT_MENU_NAME);
+
+ genTable.setTreeCode(treeCode);
+ genTable.setTreeParentCode(treeParentCode);
+ genTable.setTreeName(treeName);
+ genTable.setParentMenuId(parentMenuId);
+ genTable.setParentMenuName(parentMenuName);
+ }
+ }
+
+ /**
+ * 获取代码生成地址
+ *
+ * @param table 业务表信息
+ * @param template 模板文件路径
+ * @return 生成地址
+ */
+ public static String getGenPath(GenTable table, String template)
+ {
+ String genPath = table.getGenPath();
+ if (StringUtils.equals(genPath, "/"))
+ {
+ return System.getProperty("user.dir") + File.separator + "src" + File.separator + VelocityUtils.getFileName(template, table);
+ }
+ return genPath + File.separator + VelocityUtils.getFileName(template, table);
+ }
+}
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