<?php

namespace App\Http\Api;

use App\Models\GroupMember;
use App\Models\Share;
use App\Models\Article;
use App\Models\Channel;
use App\Models\Collection;
use App\Models\Project;

use App\Http\Api\ChannelApi;

class ShareApi
{

    /**
     * 获取某用户的可见的协作资源
     * $res_type 见readme.md#资源类型 -1全部类型资源
     * ## 资源类型
     *  1 PCS 文档
     *  2 Channel 版本
     *  3 Article 文章
     *  4 Collection 文集
     *  5 版本片段
     * power 权限 10: 只读  20：编辑 30： 拥有者
     */

    public static function getResList($user_uid, $res_type = -1)
    {
        # 找我加入的群
        $my_group = GroupMember::where("user_id", $user_uid)->select('group_id')->get();
        $userList[] = $user_uid;
        foreach ($my_group as $key => $value) {
            # code...
            $userList[] = $value["group_id"];
        }

        if ($res_type == -1) {
            #所有类型资源
            $Fetch = Share::whereIn("cooperator_id", $userList)->select(['res_id', 'res_type', 'power'])->get();
        } else {
            #指定类型资源
            $Fetch = Share::whereIn("cooperator_id", $userList)
                ->where('res_type', $res_type)
                ->select(['res_id', 'res_type', 'power'])->get();
        }

        $resOutput = array();
        foreach ($Fetch as $key => $value) {
            # 查重
            if (isset($resOutput[$value["res_id"]])) {
                if ($value["power"] > $resOutput[$value["res_id"]]["power"]) {
                    $resOutput[$value["res_id"]]["power"] = $value["power"];
                }
            } else {
                $resOutput[$value["res_id"]] = array("power" => $value["power"], "type" => $value["res_type"]);
            }
        }
        $resList = array();
        foreach ($resOutput as $key => $value) {
            # code...
            $resList[] = array("res_id" => $key, "res_type" => (int)$value["type"], "power" => (int)$value["power"]);
        }

        foreach ($resList as $key => $res) {
            # 获取资源标题 和所有者
            $resList[$key]["res_title"] = "_unknown_";
            $resList[$key]["res_owner_id"] = "_unknown_";
            $resList[$key]["type"] = "_unknown_";
            $resList[$key]["status"] = "0";
            $resList[$key]["lang"] = "_unknown_";

            switch ($res["res_type"]) {
                case 1:
                    # pcs 文档
                    $resList[$key]["res_title"] = "title";
                    break;
                case 2:
                    # channel
                    $channelInfo = Channel::where('uid', $res["res_id"])->first();
                    if ($channelInfo) {
                        $resList[$key]["res_title"] = $channelInfo["name"];
                        $resList[$key]["res_owner_id"] = $channelInfo["owner_uid"];
                        $resList[$key]["type"] = $channelInfo["type"];
                        $resList[$key]["status"] = $channelInfo["status"];
                        $resList[$key]["lang"] = $channelInfo["lang"];
                    }
                    break;
                case 3:
                    # 3 Article 文章
                    $aInfo = Article::where('uid', $res["res_id"])->first();
                    if ($aInfo) {
                        $resList[$key]["res_title"] = $aInfo["title"];
                        $resList[$key]["res_owner_id"] = $aInfo["owner"];
                        $resList[$key]["status"] = $aInfo["status"];
                        $resList[$key]["lang"] = '';
                    }
                    break;
                case 4:
                    # 4 Collection 文集
                    $aInfo = Collection::where('uid', $res["res_id"])->first();
                    if ($aInfo) {
                        $resList[$key]["res_title"] = $aInfo["title"];
                        $resList[$key]["res_owner_id"] = $aInfo["owner"];
                        $resList[$key]["status"] = $aInfo["status"];
                        $resList[$key]["lang"] = $aInfo["lang"];
                    }
                    break;
                case 5:
                    # code...
                    break;
                case 6:
                    $aInfo = Project::where('uid', $res["res_id"])->first();
                    if ($aInfo) {
                        $resList[$key]["res_title"] = $aInfo["title"];
                        $resList[$key]["res_owner_id"] = $aInfo["owner_id"];
                        $resList[$key]["status"] = $aInfo["status"];
                        $resList[$key]["lang"] = '';
                    }
                    break;
                default:
                    # code...
                    break;
            }
        }

        return $resList;
    }

    /**
     * 获取对某个共享资源的权限
     */
    public static function getResPower($user_uid, $res_id, $res_type = 0)
    {
        if (empty($user_uid)) {
            #未登录用户 没有共享资源
            return 0;
        }
        //查看是否为资源拥有者
        if ($res_type != 0) {
            switch ($res_type) {
                case 2:
                    # channel
                    $channel = ChannelApi::getById($res_id);
                    if ($channel) {
                        if ($channel['studio_id'] === $user_uid) {
                            return 30;
                        }
                    }
                    break;
                case 3:
                    //Article
                    $owner = Article::where('uid', $res_id)->value('owner');
                    if ($owner === $user_uid) {
                        return 30;
                    }
                    break;
                case 4:
                    $owner = Collection::where('uid', $res_id)->value('owner');
                    if ($owner === $user_uid) {
                        return 30;
                    }
                    //文集
                    break;
                case 6: //workflow
                    $owner = Project::where('uid', $res_id)->value('owner_id');
                    if ($owner === $user_uid) {
                        return 30;
                    }
                    break;
            }
        }
        # 找我加入的群
        $my_group = GroupMember::where("user_id", $user_uid)->select('group_id')->get();
        $userList[] = $user_uid;
        foreach ($my_group as $key => $value) {
            $userList[] = $value["group_id"];
        }
        $Fetch = Share::whereIn("cooperator_id", $userList)
            ->where('res_id', $res_id)
            ->select(['power'])->get();
        $power = 0;
        foreach ($Fetch as $key => $value) {
            # code...
            if ((int)$value["power"] > $power) {
                $power = $value["power"];
            }
        }
        return $power;
    }
}