<?php

namespace app\common\api;

use app\common\model\Dict;
use think\Facade\Db;

/**
 * Description of DictApi
 *
 * @author sgq
 */
class DictApi {

    public static function create($params) {
        $data["code"] = $params["dictCode"];
        $data["name"] = $params["dictName"];
        $data["tips"] = $params["dictTips"];
        $data["pid"] = 0;
        $values = $params["dictValues"];
        if (self::isExistByCode($data["code"]))
            return ["msg" => sprintf("编码[%s]已经存在", $data["code"])];
        $items = array_filter(explode(";", $values));
        $id = Dict::insertGetId($data);
        $childs = [];
        for ($i = 0; $i < count($items); $i++) {
            $fields = array_filter(explode(":", $items[$i]));
            $childs[] = ["pid" => $id, "code" => $fields[0], "name" => $fields[1], "num" => $fields[2]];
        }
        Dict::insertAll($childs);
        return ["code" => 200, "msg" => "成功"];
    }

    public static function update($params) {
        $data["id"] = $params["dictId"];
        $data["code"] = $params["dictCode"];
        $data["name"] = $params["dictName"];
        $data["tips"] = $params["dictTips"];
        $data["pid"] = 0;
        $values = $params["dictValues"];
        if (self::isExistByCode($data["code"], $params["dictId"]))
            return ["msg" => sprintf("编码[%s]已经存在", $data["code"])];
        $items = array_filter(explode(";", $values));
        $id = Dict::table('sys_dict')->save($data);
        //删除原来的子项
        Dict::where(["pid" => $params["dictId"]])->delete();
        $childs = [];
        for ($i = 0; $i < count($items); $i++) {
            $fields = array_filter(explode(":", $items[$i]));
            $childs[] = ["pid" => $params["dictId"], "code" => $fields[0], "name" => $fields[1], "num" => $fields[2]];
        }
        Dict::insertAll($childs);
        return ["code" => 200, "msg" => "成功"];
    }

    public static function delete($id) {
        Dict::where(["id" => $id])->delete();
        Dict::where(["pid" => $id])->delete();
        return ["code" => 200, "msg" => "成功"];
    }

    public static function isExistByCode($code, $id = 0) {
        $where = [];
        if ($id > 0) {
            $where[] = ["id", "<>", $id];
        }
        $where[] = ["code", "=", $code];
        $dict = Dict::where($where)->findOrEmpty()->toArray();
        return $dict;
    }

    /**
     * 获取一条
     * @param type $id
     * @return type
     */
    public static function getOne($id) {
        $info = Dict::where("id", $id)->findOrEmpty()->toArray();
        if ($info) {
            $items = Dict::where("pid", "=", $id)->select()->toArray();
            $info["children"] = $items;
        }
        return $info;
    }

    /**
     * 获取列表
     * @param type $request
     * @return type
     */
    public static function getList($request) {
        $order = trim($request->param("order")) ?: "desc";
        $offset = trim($request->param("offset")) ?: 0;
        $limit = trim($request->param("limit")) ?: 10;
        $name = trim($request->param("condition"));
        $where = [];
        $where[] = ["pid", "=", "0"];
        if ($name) {
            $where[] = ["name", "like", "%" . $name . "%"];
        }
        $count = Dict::where($where)->count();
        $list = Dict::where($where)->limit($offset, $limit)->order("id " . $order)->select()->toArray();
        foreach ($list as &$item) {
            $items = Dict::where("pid", "=", $item["id"])->column("name");
            $item["detail"] = implode(",", $items);
        }
        return ["total" => $count, "rows" => $list];
    }

    /**
     * 
     * @param type $code
     * @return type
     */
    public static function selectByParentCode($code) {
        $parent = Dict::where("code", $code)->findOrEmpty()->toArray();
        $dictList = Dict::where("pid", $parent["id"])->select()->toArray();
        $tmp = [];
        foreach ($dictList as $dict) {
            $tmp[$dict["code"]] = $dict["name"];
        }
        return $tmp;
    }

    /**
     * 
     * @param type $code
     * @return type
     */
    public static function findChildDictByCode($code) {
        $parent = Dict::where("code", $code)->findOrEmpty()->toArray();
        $dictList = Dict::where("pid", $parent["id"])->select()->toArray();
        return $dictList;
    }

    public static function findDictByCode($code) {
        $dict = Dict::where("code", $code)->findOrEmpty();
        return $dict;
    }

}