<?php
namespace app\admin\controller\base\models;
/**
 * @title        : 模型管理控制器
 * @desc         : 
 * @Author       : Rock
 * @Date         : 2023-04-11 20:14:01
 */
use app\admin\controller\Base;
use app\common\model\base\models\ModelManage as ModelManageModel;
use app\common\model\base\models\ModelFields;
use app\common\model\base\models\ModelServer;
use app\common\model\base\models\ControllerServer;
use app\common\model\base\models\ValidateServer;
use app\common\model\base\models\VueIndexServer;
use app\common\model\base\models\VueEditServer;
use app\common\model\base\models\VueServer;
use think\facade\Db;
class ModelManage extends Base
{
  protected $model = null;
  protected $fieldModel = null;
	protected $noNeedLogin = ['getTableList','getTableFields'];
  public function initialize()
  {
    parent::initialize();
    $this->model = new ModelManageModel;
    $this->fieldsModel = new ModelFields;
  }
 /**
  * @title: 创建统一查询条件
  * @desc: 描述
  * @return {*}
  * @author: Rock
  * @method: POST
  * @Date: 2023-04-12 10:54:48
  */	
  private function createWhere()
  {
	  $data = array_intersect_key($this->request->only(['status', 'keyword']), array_flip(['status', 'keyword']));
	  return array_filter([
		  !empty($data['status']) ? ['status', '=', $data['status']] : null,
		  !empty($data['keyword']) ? ['name|title', 'LIKE', "%{$data['keyword']}%"] : null
	  ]);
  }
  
 /**
  * @title: 获取模型列表
  * @desc: 描述
  * @param {int} {pageNo} {0} {页码}
  * @param {int} {pageSize} {10} {每页数量}
  * @param {int} {status} {} {模型状态,1=启用,2=停用}
  * @param {string} {keyword} {10} {搜索关键词,可搜索模型名称,数据表名}
  * @return {*}
  * @author: Rock
  * @method: POST
  * @Date: 2023-04-12 10:58:30
  */	
	public function getList(int $pageNo = 0,int $pageSize = 10)
	{
		$where = $this->createWhere();
    if(!empty($pageNo)){
      $res = $this->model->where($where)->paginate(['page'=>$pageNo,'list_rows'=>$pageSize]);
      return pageRes(1,"获取成功",$res->total(),$res->items());
    }else{
      $list = $this->model->where($where)->select();
      return res(1,"获取成功",$list);
    }
	}
 /**
  * @title: 新增/修改模型
  * @desc: 描述
  * @return {*}
  * @author: Rock
  * @method: POST
  * @Date: 2023-04-12 10:59:29
  */	
	public function doEdit()
	{
		$data = $this->request->param();
    $name = $data['name'];
    $title = $data['title'];
    $isExists = ModelManageModel::checkTable($name);
		if(strpos($name,'system_')===0){
			return res(2,"表名不能以system_开头");
		}
    try{
      Db::startTrans();
      if(empty($data['id'])){
        if($isExists){
          return res(2,"表名已存在");
        }
        $this->model->replace()->save($data);
        $id = $this->model->id;
        ModelManageModel::createTable($id);//创建表
      }else{
        $oldname = $this->model->where('id',$data['id'])->value('name');
        $this->model->replace()->save($data);
        $id = $this->model->id;
        if($name!=$oldname){
          if($isExists){
            Db::rollback();
            return res(2,"新表名已存在");
          }else{
            $this->fieldsModel->where('model_name',$oldname)->update(['model_name'=>$name,'model_title'=>$title]);
          }
        }
        ModelManageModel::updateTable($id,$oldname);//修改表
      }
      Db::commit();
      return res(1,"编辑成功");
    }catch(\Exception $e){
      Db::rollback();
      return res(2,"编辑失败",$e->getMessage(),$e->getTrace());
    }
	}
 /**
  * @title: 删除模型
  * @desc: 描述
  * @param {int} {id} {} {模型ID}
  * @param {array} {deleteList} {} {待删除的内容}
  * @return {*}
  * @author: Rock
  * @method: POST
  * @Date: 2023-04-12 10:59:44
  */	
	public function doDelete(int $id=0,array $deleteList = [])
	{
    if(!$id){
      return res(2,"参数错误");
    }
		if(empty($deleteList)){
			return res(2,"请选择待删除内容");
		}
    try{
      Db::startTrans();
			// 数据表
			if(in_array('table',$deleteList)){
				ModelManageModel::deleteTable($id);
			}
			//菜单及菜单请求
			if(in_array('menu',$deleteList)){
				VueServer::deleteMenu($id);
			}
			// Model文件
			if(in_array('model',$deleteList)){
				ModelServer::deleteFile($id);
			}
			// controller文件
			if(in_array('controller',$deleteList)){
				ControllerServer::deleteFile($id);
			}
			// validate文件
			if(in_array('validate',$deleteList)){
				ValidateServer::deleteFile($id);
			}
			// vue列表页
			if(in_array('vue',$deleteList)){
				VueIndexServer::deleteIndex($id);
			}
			// vue编辑/新增页
			if(in_array('edit',$deleteList)){
				VueEditServer::deleteEdit($id);
			}
			// api接口文件
			if(in_array('api',$deleteList)){
				VueServer::deleteAPI($id);
			}
			// 选择器组件
			if(in_array('selector',$deleteList)){
				VueServer::deleteSelector($id);
			}
			// 模型及模型字段
			if(in_array('modelinfo',$deleteList)){
				$info = ModelManageModel::find($id);
				ModelFields::destroy(function($query)use($info){
					$query->where('model_name',$info->name);
				});
				$info->delete();
			}
      Db::commit();
      return res(1,"删除成功");
    }catch(\Exception $e){
      Db::rollback();
      return res(2,"删除失败",$e->getMessage(),$e->getTrace());
    }
	}
 /**
  * @title: 获取模型管理可选项
  * @desc: 描述
  * @return {*}
  * @author: Rock
  * @method: POST
  * @Date: 2023-04-12 10:59:54
  */	
	public function getOptions()
	{
		$data = [
			'statusList'	=>	ModelManageModel::statusList(),
			'engineList'	=>	ModelManageModel::engineList(),
		];
		return res(1,"获取成功",$data);
	}
 /**
  * @title: 启用禁用模型
  * @desc: 描述
  * @param {int} {id} {} {模型ID}
  * @return {*}
  * @author: Rock
  * @method: POST
  * @Date: 2023-04-12 11:23:47
  */	
	public function changeStatus(int $id=0)
	{
		$info = ModelManageModel::find($id);
		if(!$info){
			return res(2,"记录不存在");
		}
		$info->status = abs(3 * $info->status - 5);
		$info->save();
		return res(1,"操作成功");
	}
  /**
   * @title: 生成相关代码
   * @desc: 含Model,Controller,View
   * @param {int} {id} {} {模型ID}
   * @param {array} {createList} {} {需要生成代码的模块,可选:model,controller,validate,vue,api,edit,menu}
   * @return {*}
   * @author: Rock
   * @method: POST
   * @Date: 2023-04-18 10:27:00
   */  
  public function createCode(int $id = 0,array $createList=[])
  {
    try{
      // 模型文件
      if(in_array('model',$createList)){
        ModelServer::createModelFile($id);
      }
      // 控制器文件
      if(in_array('controller',$createList)){
        ControllerServer::createControllerFile($id,$this->userinfo['name'],$createList);
      }
      // 验证器文件
      if(in_array('validate',$createList)){
        ValidateServer::createValidateFile($id);
      }
      // Vue列表文件
      if(in_array('vue',$createList)){
        VueIndexServer::createIndexFile($id);
      }
      // API接口文件
      if(in_array('api',$createList)){
        VueServer::createApiJS($id);
      }
      //编辑弹窗文件
      if(in_array('edit',$createList)){
        VueEditServer::createEditFile($id);
      }
      // 菜单及菜单请求
      if(in_array('menu',$createList)){
        $res = VueServer::createMenu($id);
        if(!$res){
          return res(2,"生成失败",$res);
        }
      }
      // 生成选择器
			if(in_array('selector',$createList)){
				$res = VueServer::createSelector($id);
				if(!$res){
					return res(2,"生成失败",$res);
				}
			}
      return res(1,"文件生成成功");
    }catch(\Exception $e){
      $msg = $e->getMessage();
      if(false!==strpos($msg,'mkdir(): Permission denied')){
        return res(2,"创建文件夹时没有权限");
      }
      return res(2,"生成失败",$e->getMessage(),$e->getTrace());
    }
  }
  /**
   * @title: 复制模型
   * @desc: 描述
   * @param {int} {id} {} {模型ID}
   * @return {*}
   * @author: Rock
   * @method: POST
   * @Date: 2023-04-25 11:29:21
   */  
  public function doCopy(int $id)
  {
    $info = $this->model->find($id);
    if(!$info){
      return res(2,"未找到模型");
    }
    $model_name = $info->name;
    $newModelName = $model_name.'_copy';
    $fieldList = ModelFields::where('model_name',$model_name)->select()->toArray();
    $modelData = $info->toArray();
    unset($modelData['id']);
    $modelData['name'] = $newModelName;
    $modelData['title'] .= '副本'; 
    $fieldData = [];
    foreach($fieldList as $item){
      unset($item['field_id']);
      $item['model_name'] = $newModelName;
      $item['model_title'] = $modelData['title'].'副本';
      $fieldData[] = $item;
    }
    try{
      Db::startTrans();
      $this->model->replace()->save($modelData);
      (new ModelFields)->replace()->saveAll($fieldData);
      ModelManageModel::copyTable($id);//复制表
      Db::commit();
      return res(1,"复制成功,请生成代码");
    }catch(\Exception $e){
      Db::rollback();
      return res(2,"复制失败",$e->getMessage(),$e->getTrace());
    }
  }
 /**
  * @title: 获取未生成模型的数据表列表
  * @desc: 获取未生成模型的数据表列表,不包含system_开头的表及已生成模型的表
  * @return {*}
  * @author: Rock
  * @method: POST
  * @Date: 2023-07-24 09:54:22
  */	
	public function getTableList()
	{
		$sql = "SHOW TABLE STATUS";
		$res = Db::query($sql);
		$list = [];
		$hasList = $this->model->column('name');
		foreach($res as $item){
			$table = $item['Name'];
			// 排除系统表及已生成模型的表
			if(strpos($table,'system_')!==0 && !in_array($table,$hasList)){
				$list[] = $item;
			}
		}
		return res(1,'获取成功',$list);
	}
 /**
  * @title: 获取数据表字段
  * @desc: 描述
  * @param {string} {table} {} {数据表名}
  * @return {*}
  * @author: Rock
  * @method: POST
  * @Date: 2023-07-24 10:50:29
  */	
	public function getTableFields(string $table='')
	{
		if(empty($table)){
			return res(2,"请选择数据表");
		}
		// 获取表注释
		$sql = "SELECT TABLE_COMMENT FROM information_schema.TABLES WHERE table_name = '$table'";
		$res = Db::query($sql);
		$tableTitle = $res?$res[0]['TABLE_COMMENT']:'';
		// 获取表字段
		$sql = "SHOW FULL COLUMNS FROM `$table`";
		$res = Db::query($sql);
		$list = [];
		foreach($res as $index=>$item){
			// 处理成模型字段需要的数据
			$field = $item['Field'];
			// 排除创建、更新、删除时间及主键
			if(in_array($field,['create_at','update_at','delete_at']) || 'PRI'==$item['Key']){
				continue;
			}
			$fl = strpos($item['Type'],'(');
			$el = strpos($item['Type'],')');
			$db_type = $fl!==false?substr($item['Type'],0,$fl):$item['Type'];
			$len = $fl!==false&&$el!==false?intval(substr($item['Type'],$fl+1,$el-$fl-1)):0;
			$list[] = [
				'model_name'=>$table,//模型名称
				'model_title'=>$tableTitle,//模型标题
				'title'=>$item['Comment'],//字段标题
				'field'=>$item['Field'],//字段名称
				'field_type'=>'string',//字段类型,默认都是string,页面上修改
				'db_type'=>$db_type,//数据类型
				'len'=>$len,//数据长度
				'show_in_table'=>1,//是否显示到表格中,默认显示
				'search_type'=>'keyword',//搜索类型,默认关键字搜索
				'status'=>1,//字段状态,默认可用
				'weigh'=>$index+1,//字段排序,默认为序号
				'rule'=>"require|chsAlphaNum|length:2,255",//验证规则,默认必填
				'content'=>[],//可选项,默认为空
				'content_txt'=>'',//可选项,默认为空
				'default_value'=>$item['Default'],//默认值
				'extra_rule'=>[],//组件属性
				'extra_rule_txt'=>"placeholder|请输入文本\nclearable|false",//组件属性文本
				'is_relation'=>2,//是否关联,默认不关联
				'relation_model'=>'',//关联模型
				'relation_field'=>'',//关联字段
				'relation_show'=>'',//关联显示字段
				'relation_dic_group'=>'',//关联字典分组
				'fieldList'=>[],//可供选择的关联字段
			];
		}
		return res(1,"获取成功",$list,$res);
	}
 /**
  * @title: 保存从数据表导入的模型
  * @desc: 描述
  * @return {*}
  * @author: Rock
  * @method: POST
  * @Date: 2023-07-25 15:40:29
  */	
	public function saveFromDb()
	{
		$data = $this->request->param();
		try{
			$this->model->startTrans();
			$modelInfo = $data['modelInfo'];
			$modelFields = $data['fieldList'];
			$this->model->replace()->save($modelInfo);		
			(new ModelFields)->replace()->saveAll($modelFields);
			$this->model->commit();
			return res(1,"保存成功,请前往模型列表生成代码",$data);
		}catch(\Exception $e){
			$this->model->rollback();
			return res(2,"保存失败:".$e->getMessage(),$e->getTrace());
		}
	}
  public function __call($name,$arguments)
  {
    return res(2,"方法{$name}不存在");
  }
}