<?php

namespace app\admin\controller\Gen\GenVue;

use app\admin\controller\Gen\Gen;

/**
 * 前端生成类
 */
class GenDto
{
    /**
     * 项目根目录路径
     * @var string
     */
    protected $root;

    /**
     * 字段信息
     * @var array
     */
    protected $fields = [];

    /**
     * 生成信息
     * @var array
     */
    protected $table = [];

    /**
     * 实体类名
     * @var string 例：User
     */
    protected $class_name;

    /**
     * 模块名
     * @var string 例：User
     */
    protected $module_name;

    /**
     * 业务名 例：user
     * @var string 
     */
    protected $business_name;

    /**
     * 方法名
     * @var string 例：用户
     */
    protected $function_name;

    /**
     * vue基础生成路径
     * @var string
     */
    protected $genPath;

    /**
     * 模型层模板读取路径
     * @var string
     */
    protected $vue_index_temp_path;

    /**
     * 模型层模块生成路径
     * @var string
     */
    protected $model_module_path;

    /**
     * 模型层生成路径
     * @var string
     */
    protected $model_path;

    /**
     * 业务字段
     * @var array [ 'user_name' => '用户名称',...]
     */
    protected $business_fields = [];

    /**
     * 新增允许字段模板字符
     * @var string
     */
    protected $add_fields_temp = "";

    /**
     * 是否导入
     * @var bool
     */
    protected $is_import = false;

    /**
     * 是否导出
     * @var bool
     */
    protected $is_export = false;

    /**
     * 图片字段数组
     * @var array
     */
    protected $img_fields = [];

    /**
     * 构造器
     * 
     * @param array $fields 字段信息
     * @param array $table 生成信息
     */
    public function __construct(array $fields, array $table)
    {
        $this->root = base_path();
        $this->fields = $fields;
        $this->table = $table;
        
        $this->class_name = $this->table['className'];
        $this->module_name = $this->table['moduleName'];
        $this->business_name = $this->table['businessName'];
        $this->function_name = $this->table['functionName'];
        $this->genPath = $this->table['genPath'];
        $this->vue_index_temp_path = self::initFilePath("{$this->root}resources/view/admin/model.tpl");
        $this->model_module_path = self::initFilePath("{$this->root}common/model/{$this->module_name}");
        $this->model_path = self::initFilePath("{$this->model_module_path}/{$this->class_name}.php");
        $this->mkdirModelModule();
        $this->buildBusinessFields();
        $this->buildAddFieldsTemp();
        $this->initImportExportStatus();
        $this->initImgFields();
    }

    /**
     * 初始化图片字段变量
     */
    private function initImgFields(): void
    {
        foreach ($this->fields as $val) {
            if ($val['htmlType'] == 'imageUpload') {
                $this->img_fields[] = $val['columnName'];
            }
        };
    }

    /**
     * 初始化导入导出状态
     */
    private function initImportExportStatus(): void
    {
        //其他选项 4：导出 6：导入
        $checked_btn_arr = $this->table['options']->CheckedBtn;
        $this->is_import =  in_array('6', $checked_btn_arr);
        $this->is_export =  in_array('4', $checked_btn_arr);
    }

    /**
     * 构建新增允许字段模板字符
     */
    private function buildAddFieldsTemp(): void
    {
        $this->add_fields_temp .= '[';
        foreach ($this->business_fields as $key => $val) {
            $this->add_fields_temp .= "'{$key}',";
        };
        $this->add_fields_temp .= ']';
    }

    /**
     * 构建业务字段名
     */
    private function buildBusinessFields()
    {
        foreach ($this->fields as $val) {
            if (!$val['isInit']) {
                $this->business_fields[$val['columnName']] = $val['columnComment'];
            }
        };
    }

    /**
     * 生成模型层模块文件夹
     */
    private function mkdirModelModule()
    {
        self::mkdir($this->model_module_path);
    }

    /**
     * 初始化文件路径
     * 
     * @param string $path 文件路径
     * @return string 初始化后的文件路径
     */
    protected static function initFilePath(string $path): string
    {
        //系统分隔符替换
        return  str_replace('/', DIRECTORY_SEPARATOR, $path);
    }

    /**
     * 创建文件夹
     * 
     * @param string $path 文件夹创建所属路径
     */
    protected static function mkdir(string $path): void
    {
        if (!(new Gen(new \think\App()))->mkdir($path)) {
            throwErrorMsg(__METHOD__ . "创建文件夹失败!");
        };
    }

    /**
     * 数组转换为模板字符串
     * @param array $arr 数组
     * @param int $type 模板字符类型 1:一维数组格式 2:验证器格式 3:列表条件查询 4:关联数组格式 
     */
    protected  function toFormTempStr(array $arr, int $type = 1): string
    {
        return (new Gen(new \think\App()))->toFormTempStr($arr, $this->business_fields, $type);
    }
}