content: package com.ruoyi.generator.controller;
  
  import java.io.IOException;
  import java.util.ArrayList;
  import java.util.List;
  import java.util.Map;
  import javax.servlet.http.HttpServletResponse;
  import org.apache.commons.io.IOUtils;
  import org.apache.shiro.authz.annotation.RequiresPermissions;
  import org.apache.shiro.authz.annotation.RequiresRoles;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.stereotype.Controller;
  import org.springframework.ui.ModelMap;
  import org.springframework.validation.annotation.Validated;
  import org.springframework.web.bind.annotation.GetMapping;
  import org.springframework.web.bind.annotation.PathVariable;
  import org.springframework.web.bind.annotation.PostMapping;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.bind.annotation.ResponseBody;
  import com.alibaba.druid.DbType;
  import com.alibaba.druid.sql.SQLUtils;
  import com.alibaba.druid.sql.ast.SQLStatement;
  import com.alibaba.druid.sql.dialect.mysql.ast.statement.MySqlCreateTableStatement;
  import com.alibaba.fastjson.JSON;
  import com.ruoyi.common.annotation.Log;
  import com.ruoyi.common.core.controller.BaseController;
  import com.ruoyi.common.core.domain.AjaxResult;
  import com.ruoyi.common.core.domain.CxSelect;
  import com.ruoyi.common.core.page.TableDataInfo;
  import com.ruoyi.common.core.text.Convert;
  import com.ruoyi.common.enums.BusinessType;
  import com.ruoyi.common.utils.StringUtils;
  import com.ruoyi.common.utils.security.PermissionUtils;
  import com.ruoyi.common.utils.sql.SqlUtil;
  import com.ruoyi.generator.domain.GenTable;
  import com.ruoyi.generator.domain.GenTableColumn;
  import com.ruoyi.generator.service.IGenTableColumnService;
  import com.ruoyi.generator.service.IGenTableService;
  
  /**
   * 代码生成 操作处理
   * 
   * @author ruoyi
   */
  @Controller
  @RequestMapping("/tool/gen")
  public class GenController extends BaseController
  {
      private String prefix = "tool/gen";
  
      @Autowired
      private IGenTableService genTableService;
  
      @Autowired
      private IGenTableColumnService genTableColumnService;
  
      @RequiresPermissions("tool:gen:view")
      @GetMapping()
      public String gen()
      {
          return prefix + "/gen";
      }
  
      /**
       * 查询代码生成列表
       */
      @RequiresPermissions("tool:gen:list")
      @PostMapping("/list")
      @ResponseBody
      public TableDataInfo genList(GenTable genTable)
      {
          startPage();
          List<GenTable> list = genTableService.selectGenTableList(genTable);
          return getDataTable(list);
      }
  
      /**
       * 查询数据库列表
       */
      @RequiresPermissions("tool:gen:list")
      @PostMapping("/db/list")
      @ResponseBody
      public TableDataInfo dataList(GenTable genTable)
      {
          startPage();
          List<GenTable> list = genTableService.selectDbTableList(genTable);
          return getDataTable(list);
      }
  
      /**
       * 查询数据表字段列表
       */
      @RequiresPermissions("tool:gen:list")
      @PostMapping("/column/list")
      @ResponseBody
      public TableDataInfo columnList(GenTableColumn genTableColumn)
      {
          TableDataInfo dataInfo = new TableDataInfo();
          List<GenTableColumn> list = genTableColumnService.selectGenTableColumnListByTableId(genTableColumn);
          dataInfo.setRows(list);
          dataInfo.setTotal(list.size());
          return dataInfo;
      }
  
      /**
       * 导入表结构
       */
      @RequiresPermissions("tool:gen:list")
      @GetMapping("/importTable")
      public String importTable()
      {
          return prefix + "/importTable";
      }
  
      /**
       * 创建表结构
       */
      @GetMapping("/createTable")
      public String createTable()
      {
          return prefix + "/createTable";
      }
  
      /**
       * 导入表结构（保存）
       */
      @RequiresPermissions("tool:gen:list")
      @Log(title = "代码生成", businessType = BusinessType.IMPORT)
      @PostMapping("/importTable")
      @ResponseBody
      public AjaxResult importTableSave(String tables)
      {
          String[] tableNames = Convert.toStrArray(tables);
          // 查询表信息
          List<GenTable> tableList = genTableService.selectDbTableListByNames(tableNames);
          String operName = Convert.toStr(PermissionUtils.getPrincipalProperty("loginName"));
          genTableService.importGenTable(tableList, operName);
          return AjaxResult.success();
      }
  
      /**
       * 修改代码生成业务
       */
      @RequiresPermissions("tool:gen:edit")
      @GetMapping("/edit/{tableId}")
      public String edit(@PathVariable("tableId") Long tableId, ModelMap mmap)
      {
          GenTable table = genTableService.selectGenTableById(tableId);
          List<GenTable> genTables = genTableService.selectGenTableAll();
          List<CxSelect> cxSelect = new ArrayList<CxSelect>();
          for (GenTable genTable : genTables)
          {
              if (!StringUtils.equals(table.getTableName(), genTable.getTableName()))
              {
                  CxSelect cxTable = new CxSelect(genTable.getTableName(), genTable.getTableName() + '：' + genTable.getTableComment());
                  List<CxSelect> cxColumns = new ArrayList<CxSelect>();
                  for (GenTableColumn tableColumn : genTable.getColumns())
                  {
                      cxColumns.add(new CxSelect(tableColumn.getColumnName(), tableColumn.getColumnName() + '：' + tableColumn.getColumnComment()));
                  }
                  cxTable.setS(cxColumns);
                  cxSelect.add(cxTable);
              }
          }
          mmap.put("table", table);
          mmap.put("data", JSON.toJSON(cxSelect));
          return prefix + "/edit";
      }
  
      /**
       * 修改保存代码生成业务
       */
      @RequiresPermissions("tool:gen:edit")
      @Log(title = "代码生成", businessType = BusinessType.UPDATE)
      @PostMapping("/edit")
      @ResponseBody
      public AjaxResult editSave(@Validated GenTable genTable)
      {
          genTableService.validateEdit(genTable);
          genTableService.updateGenTable(genTable);
          return AjaxResult.success();
      }
  
      @RequiresPermissions("tool:gen:remove")
      @Log(title = "代码生成", businessType = BusinessType.DELETE)
      @PostMapping("/remove")
      @ResponseBody
      public AjaxResult remove(String ids)
      {
          genTableService.deleteGenTableByIds(ids);
          return AjaxResult.success();
      }
  
      @RequiresRoles("admin")
      @Log(title = "创建表", businessType = BusinessType.OTHER)
      @PostMapping("/createTable")
      @ResponseBody
      public AjaxResult create(String sql)
      {
          try
          {
              SqlUtil.filterKeyword(sql);
              List<SQLStatement> sqlStatements = SQLUtils.parseStatements(sql, DbType.mysql);
              List<String> tableNames = new ArrayList<>();
              for (SQLStatement sqlStatement : sqlStatements)
              {
                  if (sqlStatement instanceof MySqlCreateTableStatement)
                  {
                      MySqlCreateTableStatement createTableStatement = (MySqlCreateTableStatement) sqlStatement;
                      if (genTableService.createTable(createTableStatement.toString()))
                      {
                          String tableName = createTableStatement.getTableName().replaceAll("`", "");
                          tableNames.add(tableName);
                      }
                  }
              }
              List<GenTable> tableList = genTableService.selectDbTableListByNames(tableNames.toArray(new String[tableNames.size()]));
              String operName = Convert.toStr(PermissionUtils.getPrincipalProperty("loginName"));
              genTableService.importGenTable(tableList, operName);
              return AjaxResult.success();
          }
          catch (Exception e)
          {
              logger.error(e.getMessage(), e);
              return AjaxResult.error("创建表结构异常[" + e.getMessage() + "]");
          }
      }
  
      /**
       * 预览代码
       */
      @RequiresPermissions("tool:gen:preview")
      @GetMapping("/preview/{tableId}")
      @ResponseBody
      public AjaxResult preview(@PathVariable("tableId") Long tableId) throws IOException
      {
          Map<String, String> dataMap = genTableService.previewCode(tableId);
          return AjaxResult.success(dataMap);
      }
  
      /**
       * 生成代码（下载方式）
       */
      @RequiresPermissions("tool:gen:code")
      @Log(title = "代码生成", businessType = BusinessType.GENCODE)
      @GetMapping("/download/{tableName}")
      public void download(HttpServletResponse response, @PathVariable("tableName") String tableName) throws IOException
      {
          byte[] data = genTableService.downloadCode(tableName);
          genCode(response, data);
      }
  
      /**
       * 生成代码（自定义路径）
       */
      @RequiresPermissions("tool:gen:code")
      @Log(title = "代码生成", businessType = BusinessType.GENCODE)
      @GetMapping("/genCode/{tableName}")
      @ResponseBody
      public AjaxResult genCode(@PathVariable("tableName") String tableName)
      {
          genTableService.generatorCode(tableName);
          return AjaxResult.success();
      }
  
      /**
       * 同步数据库
       */
      @RequiresPermissions("tool:gen:edit")
      @Log(title = "代码生成", businessType = BusinessType.UPDATE)
      @GetMapping("/synchDb/{tableName}")
      @ResponseBody
      public AjaxResult synchDb(@PathVariable("tableName") String tableName)
      {
          genTableService.synchDb(tableName);
          return AjaxResult.success();
      }
  
      /**
       * 批量生成代码
       */
      @RequiresPermissions("tool:gen:code")
      @Log(title = "代码生成", businessType = BusinessType.GENCODE)
      @GetMapping("/batchGenCode")
      @ResponseBody
      public void batchGenCode(HttpServletResponse response, String tables) throws IOException
      {
          String[] tableNames = Convert.toStrArray(tables);
          byte[] data = genTableService.downloadCode(tableNames);
          genCode(response, data);
      }
  
      /**
       * 生成zip文件
       */
      private void genCode(HttpServletResponse response, byte[] data) throws IOException
      {
          response.reset();
          response.setHeader("Content-Disposition", "attachment; filename=\"ruoyi.zip\"");
          response.addHeader("Content-Length", "" + data.length);
          response.setContentType("application/octet-stream; charset=UTF-8");
          IOUtils.write(data, response.getOutputStream());
      }
  }