package coolq

import (
	"crypto/md5"
	"encoding/hex"
	"encoding/json"
	"fmt"
	"math"
	"os"
	"path"
	"path/filepath"
	"runtime"
	"strconv"
	"strings"
	"time"

	"github.com/Mrs4s/MiraiGo/binary"
	"github.com/Mrs4s/MiraiGo/client"
	"github.com/Mrs4s/MiraiGo/message"
	"github.com/Mrs4s/MiraiGo/utils"
	log "github.com/sirupsen/logrus"
	"github.com/tidwall/gjson"

	"github.com/Mrs4s/go-cqhttp/db"
	"github.com/Mrs4s/go-cqhttp/global"
	"github.com/Mrs4s/go-cqhttp/internal/base"
	"github.com/Mrs4s/go-cqhttp/internal/cache"
	"github.com/Mrs4s/go-cqhttp/internal/param"
	"github.com/Mrs4s/go-cqhttp/modules/filter"
)

// CQGetLoginInfo 获取登录号信息
//
// https://git.io/Jtz1I
// @route(get_login_info)
func (bot *CQBot) CQGetLoginInfo() global.MSG {
	return OK(global.MSG{"user_id": bot.Client.Uin, "nickname": bot.Client.Nickname})
}

// CQGetQiDianAccountInfo 获取企点账号信息
// @route(qidian_get_account_info)
func (bot *CQBot) CQGetQiDianAccountInfo() global.MSG {
	if bot.Client.QiDian == nil {
		return Failed(100, "QIDIAN_PROTOCOL_REQUEST", "请使用企点协议")
	}
	return OK(global.MSG{
		"master_id":   bot.Client.QiDian.MasterUin,
		"ext_name":    bot.Client.QiDian.ExtName,
		"create_time": bot.Client.QiDian.CreateTime,
	})
}

// CQGetGuildServiceProfile 获取频道系统个人资料
// @route(get_guild_service_profile)
func (bot *CQBot) CQGetGuildServiceProfile() global.MSG {
	return OK(global.MSG{
		"nickname":   bot.Client.GuildService.Nickname,
		"tiny_id":    bot.Client.GuildService.TinyId,
		"avatar_url": bot.Client.GuildService.AvatarUrl,
	})
}

// CQGetGuildList 获取已加入的频道列表
// @route(get_guild_list)
func (bot *CQBot) CQGetGuildList() global.MSG {
	fs := make([]global.MSG, 0, len(bot.Client.GuildService.Guilds))
	for _, info := range bot.Client.GuildService.Guilds {
		/* 做成单独的 api 可能会好些?
		channels := make([]global.MSG, 0, len(info.Channels))
		for _, channel := range info.Channels {
			channels = append(channels, global.MSG{
				"channel_id":   channel.ChannelId,
				"channel_name": channel.ChannelName,
				"channel_type": channel.ChannelType,
			})
		}
		*/
		fs = append(fs, global.MSG{
			"guild_id":         info.GuildId,
			"guild_name":       info.GuildName,
			"guild_display_id": info.GuildCode,
			// "channels":         channels,
		})
	}
	return OK(fs)
}

// CQGetGuildMetaByGuest 通过访客权限获取频道元数据
// @route(get_guild_meta_by_guest)
func (bot *CQBot) CQGetGuildMetaByGuest(guildID uint64) global.MSG {
	meta, err := bot.Client.GuildService.FetchGuestGuild(guildID)
	if err != nil {
		log.Errorf("获取频道元数据时出现错误: %v", err)
		return Failed(100, "API_ERROR", err.Error())
	}
	return OK(global.MSG{
		"guild_id":         meta.GuildId,
		"guild_name":       meta.GuildName,
		"guild_profile":    meta.GuildProfile,
		"create_time":      meta.CreateTime,
		"max_member_count": meta.MaxMemberCount,
		"max_robot_count":  meta.MaxRobotCount,
		"max_admin_count":  meta.MaxAdminCount,
		"member_count":     meta.MemberCount,
		"owner_id":         meta.OwnerId,
	})
}

// CQGetGuildChannelList 获取频道列表
// @route(get_guild_channel_list)
func (bot *CQBot) CQGetGuildChannelList(guildID uint64, noCache bool) global.MSG {
	guild := bot.Client.GuildService.FindGuild(guildID)
	if guild == nil {
		return Failed(100, "GUILD_NOT_FOUND")
	}
	if noCache {
		channels, err := bot.Client.GuildService.FetchChannelList(guildID)
		if err != nil {
			log.Errorf("获取频道 %v 子频道列表时出现错误: %v", guildID, err)
			return Failed(100, "API_ERROR", err.Error())
		}
		guild.Channels = channels
	}
	channels := make([]global.MSG, 0, len(guild.Channels))
	for _, c := range guild.Channels {
		channels = append(channels, convertChannelInfo(c))
	}
	return OK(channels)
}

// CQGetGuildMembers 获取频道成员列表
// @route(get_guild_members)
func (bot *CQBot) CQGetGuildMembers(guildID uint64) global.MSG {
	guild := bot.Client.GuildService.FindGuild(guildID)
	if guild == nil {
		return Failed(100, "GUILD_NOT_FOUND")
	}
	var members, bots, admins []global.MSG
	for _, m := range guild.Members {
		members = append(members, convertGuildMemberInfo(m))
	}
	for _, m := range guild.Bots {
		bots = append(bots, convertGuildMemberInfo(m))
	}
	for _, m := range guild.Admins {
		admins = append(admins, convertGuildMemberInfo(m))
	}
	return OK(global.MSG{
		"members": members,
		"bots":    bots,
		"admins":  admins,
	})
}

// CQGetFriendList 获取好友列表
//
// https://git.io/Jtz1L
// @route(get_friend_list)
func (bot *CQBot) CQGetFriendList() global.MSG {
	fs := make([]global.MSG, 0, len(bot.Client.FriendList))
	for _, f := range bot.Client.FriendList {
		fs = append(fs, global.MSG{
			"nickname": f.Nickname,
			"remark":   f.Remark,
			"user_id":  f.Uin,
		})
	}
	return OK(fs)
}

// CQGetUnidirectionalFriendList 获取单向好友列表
//
// @route(get_unidirectional_friend_list)
func (bot *CQBot) CQGetUnidirectionalFriendList() global.MSG {
	list, err := bot.Client.GetUnidirectionalFriendList()
	if err != nil {
		log.Errorf("获取单向好友列表时出现错误: %v", err)
		return Failed(100, "API_ERROR", err.Error())
	}
	fs := make([]global.MSG, 0, len(list))
	for _, f := range list {
		fs = append(fs, global.MSG{
			"nickname": f.Nickname,
			"user_id":  f.Uin,
			"source":   f.Source,
		})
	}
	return OK(fs)
}

// CQDeleteUnidirectionalFriend 删除单向好友
//
// @route(delete_unidirectional_friend)
// @rename(uin->user_id)
func (bot *CQBot) CQDeleteUnidirectionalFriend(uin int64) global.MSG {
	list, err := bot.Client.GetUnidirectionalFriendList()
	if err != nil {
		log.Errorf("获取单向好友列表时出现错误: %v", err)
		return Failed(100, "API_ERROR", err.Error())
	}
	for _, f := range list {
		if f.Uin == uin {
			if err = bot.Client.DeleteUnidirectionalFriend(uin); err != nil {
				log.Errorf("删除单向好友时出现错误: %v", err)
				return Failed(100, "API_ERROR", err.Error())
			}
			return OK(nil)
		}
	}
	return Failed(100, "FRIEND_NOT_FOUND", "好友不存在")
}

// CQDeleteFriend 删除好友
// @route(delete_friend)
// @rename(uin->"[user_id\x2Cid].0")
func (bot *CQBot) CQDeleteFriend(uin int64) global.MSG {
	if bot.Client.FindFriend(uin) == nil {
		return Failed(100, "FRIEND_NOT_FOUND", "好友不存在")
	}
	if err := bot.Client.DeleteFriend(uin); err != nil {
		log.Errorf("删除好友时出现错误: %v", err)
		return Failed(100, "DELETE_API_ERROR", err.Error())
	}
	return OK(nil)
}

// CQGetGroupList 获取群列表
//
// https://git.io/Jtz1t
// @route(get_group_list)
func (bot *CQBot) CQGetGroupList(noCache bool) global.MSG {
	gs := make([]global.MSG, 0, len(bot.Client.GroupList))
	if noCache {
		_ = bot.Client.ReloadGroupList()
	}
	for _, g := range bot.Client.GroupList {
		gs = append(gs, global.MSG{
			"group_id":          g.Code,
			"group_name":        g.Name,
			"group_memo":        g.Memo,
			"group_create_time": g.GroupCreateTime,
			"group_level":       g.GroupLevel,
			"max_member_count":  g.MaxMemberCount,
			"member_count":      g.MemberCount,
		})
	}
	return OK(gs)
}

// CQGetGroupInfo 获取群信息
//
// https://git.io/Jtz1O
// @route(get_group_info)
func (bot *CQBot) CQGetGroupInfo(groupID int64, noCache bool) global.MSG {
	group := bot.Client.FindGroup(groupID)
	if group == nil || noCache {
		group, _ = bot.Client.GetGroupInfo(groupID)
	}
	if group == nil {
		gid := strconv.FormatInt(groupID, 10)
		info, err := bot.Client.SearchGroupByKeyword(gid)
		if err != nil {
			return Failed(100, "GROUP_SEARCH_ERROR", "群聊搜索失败")
		}
		for _, g := range info {
			if g.Code == groupID {
				return OK(global.MSG{
					"group_id":          g.Code,
					"group_name":        g.Name,
					"group_memo":        g.Memo,
					"group_create_time": 0,
					"group_level":       0,
					"max_member_count":  0,
					"member_count":      0,
				})
			}
		}
	} else {
		return OK(global.MSG{
			"group_id":          group.Code,
			"group_name":        group.Name,
			"group_memo":        group.Memo,
			"group_create_time": group.GroupCreateTime,
			"group_level":       group.GroupLevel,
			"max_member_count":  group.MaxMemberCount,
			"member_count":      group.MemberCount,
		})
	}
	return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
}

// CQGetGroupMemberList 获取群成员列表
//
// https://git.io/Jtz13
// @route(get_group_member_list)
func (bot *CQBot) CQGetGroupMemberList(groupID int64, noCache bool) global.MSG {
	group := bot.Client.FindGroup(groupID)
	if group == nil {
		return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
	}
	if noCache {
		t, err := bot.Client.GetGroupMembers(group)
		if err != nil {
			log.Warnf("刷新群 %v 成员列表失败: %v", groupID, err)
			return Failed(100, "GET_MEMBERS_API_ERROR", err.Error())
		}
		group.Members = t
	}
	members := make([]global.MSG, 0, len(group.Members))
	for _, m := range group.Members {
		members = append(members, convertGroupMemberInfo(groupID, m))
	}
	return OK(members)
}

// CQGetGroupMemberInfo 获取群成员信息
//
// https://git.io/Jtz1s
// @route(get_group_member_info)
func (bot *CQBot) CQGetGroupMemberInfo(groupID, userID int64, noCache bool) global.MSG {
	group := bot.Client.FindGroup(groupID)
	if group == nil {
		return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
	}
	var member *client.GroupMemberInfo
	if noCache {
		var err error
		member, err = bot.Client.GetMemberInfo(groupID, userID)
		if err != nil {
			log.Warnf("刷新群 %v 中成员 %v 失败: %v", groupID, userID, err)
			return Failed(100, "GET_MEMBER_INFO_API_ERROR", err.Error())
		}
	} else {
		member = group.FindMember(userID)
	}
	if member == nil {
		return Failed(100, "MEMBER_NOT_FOUND", "群员不存在")
	}
	return OK(convertGroupMemberInfo(groupID, member))
}

// CQGetGroupFileSystemInfo 扩展API-获取群文件系统信息
//
// https://docs.go-cqhttp.org/api/#%E8%8E%B7%E5%8F%96%E7%BE%A4%E6%96%87%E4%BB%B6%E7%B3%BB%E7%BB%9F%E4%BF%A1%E6%81%AF
// @route(get_group_file_system_info)
func (bot *CQBot) CQGetGroupFileSystemInfo(groupID int64) global.MSG {
	fs, err := bot.Client.GetGroupFileSystem(groupID)
	if err != nil {
		log.Errorf("获取群 %v 文件系统信息失败: %v", groupID, err)
		return Failed(100, "FILE_SYSTEM_API_ERROR", err.Error())
	}
	return OK(fs)
}

// CQGetGroupRootFiles 扩展API-获取群根目录文件列表
//
// https://docs.go-cqhttp.org/api/#%E8%8E%B7%E5%8F%96%E7%BE%A4%E6%A0%B9%E7%9B%AE%E5%BD%95%E6%96%87%E4%BB%B6%E5%88%97%E8%A1%A8
// @route(get_group_root_files)
func (bot *CQBot) CQGetGroupRootFiles(groupID int64) global.MSG {
	fs, err := bot.Client.GetGroupFileSystem(groupID)
	if err != nil {
		log.Errorf("获取群 %v 文件系统信息失败: %v", groupID, err)
		return Failed(100, "FILE_SYSTEM_API_ERROR", err.Error())
	}
	files, folders, err := fs.Root()
	if err != nil {
		log.Errorf("获取群 %v 根目录文件失败: %v", groupID, err)
		return Failed(100, "FILE_SYSTEM_API_ERROR", err.Error())
	}
	return OK(global.MSG{
		"files":   files,
		"folders": folders,
	})
}

// CQGetGroupFilesByFolderID 扩展API-获取群子目录文件列表
//
// https://docs.go-cqhttp.org/api/#%E8%8E%B7%E5%8F%96%E7%BE%A4%E5%AD%90%E7%9B%AE%E5%BD%95%E6%96%87%E4%BB%B6%E5%88%97%E8%A1%A8
// @route(get_group_files_by_folder)
func (bot *CQBot) CQGetGroupFilesByFolderID(groupID int64, folderID string) global.MSG {
	fs, err := bot.Client.GetGroupFileSystem(groupID)
	if err != nil {
		log.Errorf("获取群 %v 文件系统信息失败: %v", groupID, err)
		return Failed(100, "FILE_SYSTEM_API_ERROR", err.Error())
	}
	files, folders, err := fs.GetFilesByFolder(folderID)
	if err != nil {
		log.Errorf("获取群 %v 根目录 %v 子文件失败: %v", groupID, folderID, err)
		return Failed(100, "FILE_SYSTEM_API_ERROR", err.Error())
	}
	return OK(global.MSG{
		"files":   files,
		"folders": folders,
	})
}

// CQGetGroupFileURL 扩展API-获取群文件资源链接
//
// https://docs.go-cqhttp.org/api/#%E8%8E%B7%E5%8F%96%E7%BE%A4%E6%96%87%E4%BB%B6%E8%B5%84%E6%BA%90%E9%93%BE%E6%8E%A5
// @route(get_group_file_url)
func (bot *CQBot) CQGetGroupFileURL(groupID int64, fileID string, busID int32) global.MSG {
	url := bot.Client.GetGroupFileUrl(groupID, fileID, busID)
	if url == "" {
		return Failed(100, "FILE_SYSTEM_API_ERROR")
	}
	return OK(global.MSG{
		"url": url,
	})
}

// CQUploadGroupFile 扩展API-上传群文件
//
// https://docs.go-cqhttp.org/api/#%E4%B8%8A%E4%BC%A0%E7%BE%A4%E6%96%87%E4%BB%B6
// @route(upload_group_file)
func (bot *CQBot) CQUploadGroupFile(groupID int64, file, name, folder string) global.MSG {
	if !global.PathExists(file) {
		log.Errorf("上传群文件 %v 失败: 文件不存在", file)
		return Failed(100, "FILE_NOT_FOUND", "文件不存在")
	}
	fs, err := bot.Client.GetGroupFileSystem(groupID)
	if err != nil {
		log.Errorf("获取群 %v 文件系统信息失败: %v", groupID, err)
		return Failed(100, "FILE_SYSTEM_API_ERROR", err.Error())
	}
	if folder == "" {
		folder = "/"
	}
	if err = fs.UploadFile(file, name, folder); err != nil {
		log.Errorf("上传群 %v 文件 %v 失败: %v", groupID, file, err)
		return Failed(100, "FILE_SYSTEM_UPLOAD_API_ERROR", err.Error())
	}
	return OK(nil)
}

// CQGroupFileCreateFolder 拓展API-创建群文件文件夹
//
// @route(create_group_file_folder)
func (bot *CQBot) CQGroupFileCreateFolder(groupID int64, parentID, name string) global.MSG {
	fs, err := bot.Client.GetGroupFileSystem(groupID)
	if err != nil {
		log.Errorf("获取群 %v 文件系统信息失败: %v", groupID, err)
		return Failed(100, "FILE_SYSTEM_API_ERROR", err.Error())
	}
	if err = fs.CreateFolder(parentID, name); err != nil {
		log.Errorf("创建群 %v 文件夹失败: %v", groupID, err)
		return Failed(100, "FILE_SYSTEM_API_ERROR", err.Error())
	}
	return OK(nil)
}

// CQGroupFileDeleteFolder 拓展API-删除群文件文件夹
//
// @route(delete_group_folder)
// @rename(id->folder_id)
func (bot *CQBot) CQGroupFileDeleteFolder(groupID int64, id string) global.MSG {
	fs, err := bot.Client.GetGroupFileSystem(groupID)
	if err != nil {
		log.Errorf("获取群 %v 文件系统信息失败: %v", groupID, err)
		return Failed(100, "FILE_SYSTEM_API_ERROR", err.Error())
	}
	if err = fs.DeleteFolder(id); err != nil {
		log.Errorf("删除群 %v 文件夹 %v 时出现文件: %v", groupID, id, err)
		return Failed(200, "FILE_SYSTEM_API_ERROR", err.Error())
	}
	return OK(nil)
}

// CQGroupFileDeleteFile 拓展API-删除群文件
//
// @route(delete_group_file)
// @rename(id->file_id)
func (bot *CQBot) CQGroupFileDeleteFile(groupID int64, id string, busID int32) global.MSG {
	fs, err := bot.Client.GetGroupFileSystem(groupID)
	if err != nil {
		log.Errorf("获取群 %v 文件系统信息失败: %v", groupID, err)
		return Failed(100, "FILE_SYSTEM_API_ERROR", err.Error())
	}
	if res := fs.DeleteFile("", id, busID); res != "" {
		log.Errorf("删除群 %v 文件 %v 时出现文件: %v", groupID, id, res)
		return Failed(200, "FILE_SYSTEM_API_ERROR", res)
	}
	return OK(nil)
}

// CQGetWordSlices 隐藏API-获取中文分词
//
// https://docs.go-cqhttp.org/api/#%E8%8E%B7%E5%8F%96%E4%B8%AD%E6%96%87%E5%88%86%E8%AF%8D-%E9%9A%90%E8%97%8F-api
// @route(.get_word_slices)
func (bot *CQBot) CQGetWordSlices(content string) global.MSG {
	slices, err := bot.Client.GetWordSegmentation(content)
	if err != nil {
		return Failed(100, "WORD_SEGMENTATION_API_ERROR", err.Error())
	}
	for i := 0; i < len(slices); i++ {
		slices[i] = strings.ReplaceAll(slices[i], "\u0000", "")
	}
	return OK(global.MSG{"slices": slices})
}

// CQSendMessage 发送消息
//
// @route(send_msg)
// @rename(m->message)
func (bot *CQBot) CQSendMessage(groupID, userID int64, m gjson.Result, messageType string, autoEscape bool) global.MSG {
	switch {
	case messageType == "group":
		return bot.CQSendGroupMessage(groupID, m, autoEscape)
	case messageType == "private":
		fallthrough
	case userID != 0:
		return bot.CQSendPrivateMessage(userID, groupID, m, autoEscape)
	case groupID != 0:
		return bot.CQSendGroupMessage(groupID, m, autoEscape)
	}
	return global.MSG{}
}

// CQSendGroupMessage 发送群消息
//
// https://git.io/Jtz1c
// @route(send_group_msg)
// @rename(m->message)
func (bot *CQBot) CQSendGroupMessage(groupID int64, m gjson.Result, autoEscape bool) global.MSG {
	group := bot.Client.FindGroup(groupID)
	if group == nil {
		return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
	}
	fixAt := func(elem []message.IMessageElement) {
		for _, e := range elem {
			if at, ok := e.(*message.AtElement); ok && at.Target != 0 && at.Display == "" {
				mem := group.FindMember(at.Target)
				if mem != nil {
					at.Display = "@" + mem.DisplayName()
				} else {
					at.Display = "@" + strconv.FormatInt(at.Target, 10)
				}
			}
		}
	}

	var elem []message.IMessageElement
	if m.Type == gjson.JSON {
		elem = bot.ConvertObjectMessage(m, MessageSourceGroup)
	} else {
		str := m.String()
		if str == "" {
			log.Warn("群消息发送失败: 信息为空.")
			return Failed(100, "EMPTY_MSG_ERROR", "消息为空")
		}
		if autoEscape {
			elem = []message.IMessageElement{message.NewText(str)}
		} else {
			elem = bot.ConvertStringMessage(str, MessageSourceGroup)
		}
	}
	fixAt(elem)
	mid := bot.SendGroupMessage(groupID, &message.SendingMessage{Elements: elem})
	if mid == -1 {
		return Failed(100, "SEND_MSG_API_ERROR", "请参考 go-cqhttp 端输出")
	}
	log.Infof("发送群 %v(%v) 的消息: %v (%v)", group.Name, groupID, limitedString(m.String()), mid)
	return OK(global.MSG{"message_id": mid})
}

// CQSendGuildChannelMessage 发送频道消息
//
// @route(send_guild_channel_msg)
// @rename(m->message)
func (bot *CQBot) CQSendGuildChannelMessage(guildID, channelID uint64, m gjson.Result, autoEscape bool) global.MSG {
	guild := bot.Client.GuildService.FindGuild(guildID)
	if guild == nil {
		return Failed(100, "GUILD_NOT_FOUND", "频道不存在")
	}
	channel := guild.FindChannel(channelID)
	if channel == nil {
		return Failed(100, "CHANNEL_NOT_FOUND", "子频道不存在")
	}
	if channel.ChannelType != client.ChannelTypeText {
		log.Warnf("无法发送频道信息: 频道类型错误, 不接受文本信息")
		return Failed(100, "CHANNEL_NOT_SUPPORTED_TEXT_MSG", "子频道类型错误, 无法发送文本信息")
	}
	var elem []message.IMessageElement
	if m.Type == gjson.JSON {
		elem = bot.ConvertObjectMessage(m, MessageSourceGuildChannel)
	} else {
		str := m.String()
		if str == "" {
			log.Warn("频道发送失败: 信息为空.")
			return Failed(100, "EMPTY_MSG_ERROR", "消息为空")
		}
		if autoEscape {
			elem = []message.IMessageElement{message.NewText(str)}
		} else {
			elem = bot.ConvertStringMessage(str, MessageSourceGuildChannel)
		}
	}
	mid := bot.SendGuildChannelMessage(guildID, channelID, &message.SendingMessage{Elements: elem})
	if mid == "" {
		return Failed(100, "SEND_MSG_API_ERROR", "请参考 go-cqhttp 端输出")
	}
	log.Infof("发送频道 %v(%v) 子频道 %v(%v) 的消息: %v (%v)", guild.GuildName, guild.GuildId, channel.ChannelName, channel.ChannelId, limitedString(m.String()), mid)
	return OK(global.MSG{"message_id": mid})
}

// CQSendGroupForwardMessage 扩展API-发送合并转发(群)
//
// https://docs.go-cqhttp.org/api/#%E5%8F%91%E9%80%81%E5%90%88%E5%B9%B6%E8%BD%AC%E5%8F%91-%E7%BE%A4
// @route(send_group_forward_msg)
// @rename(m->messages)
func (bot *CQBot) CQSendGroupForwardMessage(groupID int64, m gjson.Result) global.MSG {
	if m.Type != gjson.JSON {
		return Failed(100)
	}
	fm := message.NewForwardMessage()
	ts := time.Now().Add(-time.Minute * 5)
	hasCustom := false
	m.ForEach(func(_, item gjson.Result) bool {
		if item.Get("data.uin").Exists() || item.Get("data.user_id").Exists() {
			hasCustom = true
			return false
		}
		return true
	})

	resolveElement := func(elems []message.IMessageElement) []message.IMessageElement {
		for i, elem := range elems {
			switch elem.(type) {
			case *LocalImageElement, *LocalVideoElement:
				gm, err := bot.uploadMedia(elem, groupID, true)
				if err != nil {
					log.Warnf("警告: 群 %d %s上传失败: %v", groupID, elem.Type().String(), err)
					continue
				}
				elems[i] = gm
			}
		}
		return elems
	}

	var convert func(e gjson.Result) *message.ForwardNode
	convert = func(e gjson.Result) *message.ForwardNode {
		if e.Get("type").Str != "node" {
			return nil
		}
		ts.Add(time.Second)
		if e.Get("data.id").Exists() {
			i := e.Get("data.id").Int()
			m, _ := db.GetGroupMessageByGlobalID(int32(i))
			if m != nil {
				return &message.ForwardNode{
					SenderId:   m.Attribute.SenderUin,
					SenderName: m.Attribute.SenderName,
					Time: func() int32 {
						msgTime := m.Attribute.Timestamp
						if hasCustom && msgTime == 0 {
							return int32(ts.Unix())
						}
						return int32(msgTime)
					}(),
					Message: resolveElement(bot.ConvertContentMessage(m.Content, MessageSourceGroup)),
				}
			}
			log.Warnf("警告: 引用消息 %v 错误或数据库未开启.", e.Get("data.id").Str)
			return nil
		}
		uin := e.Get("data.[user_id,uin].0").Int()
		msgTime := e.Get("data.time").Int()
		if msgTime == 0 {
			msgTime = ts.Unix()
		}
		name := e.Get("data.name").Str
		c := e.Get("data.content")
		if c.IsArray() {
			nested := false
			c.ForEach(func(_, value gjson.Result) bool {
				if value.Get("type").Str == "node" {
					nested = true
					return false
				}
				return true
			})
			if nested { // 处理嵌套
				nest := message.NewForwardMessage()
				for _, item := range c.Array() {
					node := convert(item)
					if node != nil {
						nest.AddNode(node)
					}
				}
				elem := bot.Client.UploadGroupForwardMessage(groupID, nest)
				return &message.ForwardNode{
					SenderId:   uin,
					SenderName: name,
					Time:       int32(msgTime),
					Message:    []message.IMessageElement{elem},
				}
			}
		}
		content := bot.ConvertObjectMessage(e.Get("data.content"), MessageSourceGroup)
		if uin != 0 && name != "" && len(content) > 0 {
			return &message.ForwardNode{
				SenderId:   uin,
				SenderName: name,
				Time:       int32(msgTime),
				Message:    resolveElement(content),
			}
		}
		log.Warnf("警告: 非法 Forward node 将跳过. uin: %v name: %v content count: %v", uin, name, len(content))
		return nil
	}
	if m.IsArray() {
		for _, item := range m.Array() {
			node := convert(item)
			if node != nil {
				fm.AddNode(node)
			}
		}
	} else {
		node := convert(m)
		if node != nil {
			fm.AddNode(node)
		}
	}
	if fm.Length() > 0 {
		fe := bot.Client.UploadGroupForwardMessage(groupID, fm)
		ret := bot.Client.SendGroupForwardMessage(groupID, fe)
		if ret == nil || ret.Id == -1 {
			log.Warnf("合并转发(群)消息发送失败: 账号可能被风控.")
			return Failed(100, "SEND_MSG_API_ERROR", "请参考 go-cqhttp 端输出")
		}
		return OK(global.MSG{
			"message_id": bot.InsertGroupMessage(ret),
		})
	}
	return Failed(100, "EMPTY_NODES", "未找到任何可发送的合并转发信息")
}

// CQSendPrivateMessage 发送私聊消息
//
// https://git.io/Jtz1l
// @route(send_private_msg)
// @rename(m->message)
func (bot *CQBot) CQSendPrivateMessage(userID int64, groupID int64, m gjson.Result, autoEscape bool) global.MSG {
	var elem []message.IMessageElement
	if m.Type == gjson.JSON {
		elem = bot.ConvertObjectMessage(m, MessageSourcePrivate)
	} else {
		str := m.String()
		if str == "" {
			return Failed(100, "EMPTY_MSG_ERROR", "消息为空")
		}
		if autoEscape {
			elem = []message.IMessageElement{message.NewText(str)}
		} else {
			elem = bot.ConvertStringMessage(str, MessageSourcePrivate)
		}
	}
	mid := bot.SendPrivateMessage(userID, groupID, &message.SendingMessage{Elements: elem})
	if mid == -1 {
		return Failed(100, "SEND_MSG_API_ERROR", "请参考 go-cqhttp 端输出")
	}
	log.Infof("发送好友 %v(%v)  的消息: %v (%v)", userID, userID, limitedString(m.String()), mid)
	return OK(global.MSG{"message_id": mid})
}

// CQSetGroupCard 设置群名片(群备注)
//
// https://git.io/Jtz1B
// @route(set_group_card)
func (bot *CQBot) CQSetGroupCard(groupID, userID int64, card string) global.MSG {
	if g := bot.Client.FindGroup(groupID); g != nil {
		if m := g.FindMember(userID); m != nil {
			m.EditCard(card)
			return OK(nil)
		}
	}
	return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
}

// CQSetGroupSpecialTitle 设置群组专属头衔
//
// https://git.io/Jtz10
// @route(set_group_special_title)
func (bot *CQBot) CQSetGroupSpecialTitle(groupID, userID int64, title string) global.MSG {
	if g := bot.Client.FindGroup(groupID); g != nil {
		if m := g.FindMember(userID); m != nil {
			m.EditSpecialTitle(title)
			return OK(nil)
		}
	}
	return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
}

// CQSetGroupName 设置群名
//
// https://git.io/Jtz12
// @route(set_group_name)
// @rename(name->group_name)
func (bot *CQBot) CQSetGroupName(groupID int64, name string) global.MSG {
	if g := bot.Client.FindGroup(groupID); g != nil {
		g.UpdateName(name)
		return OK(nil)
	}
	return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
}

// CQSetGroupMemo 扩展API-发送群公告
//
// https://docs.go-cqhttp.org/api/#%E5%8F%91%E9%80%81%E7%BE%A4%E5%85%AC%E5%91%8A
// @route(_send_group_notice)
// @rename(msg->content, img->image)
func (bot *CQBot) CQSetGroupMemo(groupID int64, msg, img string) global.MSG {
	if g := bot.Client.FindGroup(groupID); g != nil {
		if g.SelfPermission() == client.Member {
			return Failed(100, "PERMISSION_DENIED", "权限不足")
		}
		if img != "" {
			data, err := global.FindFile(img, "", global.ImagePath)
			if err != nil {
				return Failed(100, "IMAGE_NOT_FOUND", "图片未找到")
			}
			err = bot.Client.AddGroupNoticeWithPic(groupID, msg, data)
			if err != nil {
				return Failed(100, "SEND_NOTICE_ERROR", err.Error())
			}
		} else {
			err := bot.Client.AddGroupNoticeSimple(groupID, msg)
			if err != nil {
				return Failed(100, "SEND_NOTICE_ERROR", err.Error())
			}
		}
		return OK(nil)
	}
	return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
}

// CQSetGroupKick 群组踢人
//
// https://git.io/Jtz1V
// @route(set_group_kick)
// @rename(msg->message, block->reject_add_request)
func (bot *CQBot) CQSetGroupKick(groupID int64, userID int64, msg string, block bool) global.MSG {
	if g := bot.Client.FindGroup(groupID); g != nil {
		if m := g.FindMember(userID); m != nil {
			err := m.Kick(msg, block)
			if err != nil {
				return Failed(100, "NOT_MANAGEABLE", "机器人权限不足")
			}
			return OK(nil)
		}
	}
	return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
}

// CQSetGroupBan 群组单人禁言
//
// https://git.io/Jtz1w
// @route(set_group_ban)
// @default(duration=1800)
func (bot *CQBot) CQSetGroupBan(groupID, userID int64, duration uint32) global.MSG {
	if g := bot.Client.FindGroup(groupID); g != nil {
		if m := g.FindMember(userID); m != nil {
			err := m.Mute(duration)
			if err != nil {
				if duration > 2592000 {
					return Failed(100, "DURATION_IS_NOT_IN_RANGE", "非法的禁言时长")
				}
				return Failed(100, "NOT_MANAGEABLE", "机器人权限不足")
			}
			return OK(nil)
		}
	}
	return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
}

// CQSetGroupWholeBan 群组全员禁言
//
// https://git.io/Jtz1o
// @route(set_group_whole_ban)
// @default(enable=true)
func (bot *CQBot) CQSetGroupWholeBan(groupID int64, enable bool) global.MSG {
	if g := bot.Client.FindGroup(groupID); g != nil {
		g.MuteAll(enable)
		return OK(nil)
	}
	return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
}

// CQSetGroupLeave 退出群组
//
// https://git.io/Jtz1K
// @route(set_group_leave)
func (bot *CQBot) CQSetGroupLeave(groupID int64) global.MSG {
	if g := bot.Client.FindGroup(groupID); g != nil {
		g.Quit()
		return OK(nil)
	}
	return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
}

// CQGetAtAllRemain 扩展API-获取群 @全体成员 剩余次数
//
// https://docs.go-cqhttp.org/api/#%E8%8E%B7%E5%8F%96%E7%BE%A4-%E5%85%A8%E4%BD%93%E6%88%90%E5%91%98-%E5%89%A9%E4%BD%99%E6%AC%A1%E6%95%B0
// @route(get_group_at_all_remain)
func (bot *CQBot) CQGetAtAllRemain(groupID int64) global.MSG {
	if g := bot.Client.FindGroup(groupID); g != nil {
		i, err := bot.Client.GetAtAllRemain(groupID)
		if err != nil {
			return Failed(100, "GROUP_REMAIN_API_ERROR", err.Error())
		}
		return OK(i)
	}
	return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
}

// CQProcessFriendRequest 处理加好友请求
//
// https://git.io/Jtz11
// @route(set_friend_add_request)
// @default(approve=true)
func (bot *CQBot) CQProcessFriendRequest(flag string, approve bool) global.MSG {
	req, ok := bot.friendReqCache.Load(flag)
	if !ok {
		return Failed(100, "FLAG_NOT_FOUND", "FLAG不存在")
	}
	if approve {
		req.(*client.NewFriendRequest).Accept()
	} else {
		req.(*client.NewFriendRequest).Reject()
	}
	return OK(nil)
}

// CQProcessGroupRequest 处理加群请求／邀请
//
// https://git.io/Jtz1D
// @route(set_group_add_request)
// @rename(sub_type->"[sub_type\x2Ctype].0")
// @default(approve=true)
func (bot *CQBot) CQProcessGroupRequest(flag, subType, reason string, approve bool) global.MSG {
	msgs, err := bot.Client.GetGroupSystemMessages()
	if err != nil {
		log.Errorf("获取群系统消息失败: %v", err)
		return Failed(100, "SYSTEM_MSG_API_ERROR", err.Error())
	}
	if subType == "add" {
		for _, req := range msgs.JoinRequests {
			if strconv.FormatInt(req.RequestId, 10) == flag {
				if req.Checked {
					log.Errorf("处理群系统消息失败: 无法操作已处理的消息.")
					return Failed(100, "FLAG_HAS_BEEN_CHECKED", "消息已被处理")
				}
				if approve {
					req.Accept()
				} else {
					req.Reject(false, reason)
				}
				return OK(nil)
			}
		}
	} else {
		for _, req := range msgs.InvitedRequests {
			if strconv.FormatInt(req.RequestId, 10) == flag {
				if req.Checked {
					log.Errorf("处理群系统消息失败: 无法操作已处理的消息.")
					return Failed(100, "FLAG_HAS_BEEN_CHECKED", "消息已被处理")
				}
				if approve {
					req.Accept()
				} else {
					req.Reject(false, reason)
				}
				return OK(nil)
			}
		}
	}
	log.Errorf("处理群系统消息失败: 消息 %v 不存在.", flag)
	return Failed(100, "FLAG_NOT_FOUND", "FLAG不存在")
}

// CQDeleteMessage 撤回消息
//
// https:// git.io/Jtz1y
// @route(delete_msg)
func (bot *CQBot) CQDeleteMessage(messageID int32) global.MSG {
	msg, err := db.GetMessageByGlobalID(messageID)
	if err != nil {
		log.Warnf("撤回消息时出现错误: %v", err)
		return Failed(100, "MESSAGE_NOT_FOUND", "消息不存在")
	}
	switch o := msg.(type) {
	case *db.StoredGroupMessage:
		if err = bot.Client.RecallGroupMessage(o.GroupCode, o.Attribute.MessageSeq, o.Attribute.InternalID); err != nil {
			log.Warnf("撤回 %v 失败: %v", messageID, err)
			return Failed(100, "RECALL_API_ERROR", err.Error())
		}
	case *db.StoredPrivateMessage:
		if o.Attribute.SenderUin != bot.Client.Uin {
			log.Warnf("撤回 %v 失败: 好友会话无法撤回对方消息.", messageID)
			return Failed(100, "CANNOT_RECALL_FRIEND_MSG", "无法撤回对方消息")
		}
		if err = bot.Client.RecallPrivateMessage(o.TargetUin, o.Attribute.Timestamp, o.Attribute.MessageSeq, o.Attribute.InternalID); err != nil {
			log.Warnf("撤回 %v 失败: %v", messageID, err)
			return Failed(100, "RECALL_API_ERROR", err.Error())
		}
	default:
		return Failed(100, "UNKNOWN_ERROR")
	}
	return OK(nil)
}

// CQSetGroupAdmin 群组设置管理员
//
// https://git.io/Jtz1S
// @route(set_group_admin)
// @default(enable=true)
func (bot *CQBot) CQSetGroupAdmin(groupID, userID int64, enable bool) global.MSG {
	group := bot.Client.FindGroup(groupID)
	if group == nil || group.OwnerUin != bot.Client.Uin {
		return Failed(100, "PERMISSION_DENIED", "群不存在或权限不足")
	}
	mem := group.FindMember(userID)
	if mem == nil {
		return Failed(100, "GROUP_MEMBER_NOT_FOUND", "群成员不存在")
	}
	mem.SetAdmin(enable)
	t, err := bot.Client.GetGroupMembers(group)
	if err != nil {
		log.Warnf("刷新群 %v 成员列表失败: %v", groupID, err)
		return Failed(100, "GET_MEMBERS_API_ERROR", err.Error())
	}
	group.Members = t
	return OK(nil)
}

// CQGetVipInfo 扩展API-获取VIP信息
//
// https://docs.go-cqhttp.org/api/#%E8%8E%B7%E5%8F%96vip%E4%BF%A1%E6%81%AF
// @route(_get_vip_info)
func (bot *CQBot) CQGetVipInfo(userID int64) global.MSG {
	vip, err := bot.Client.GetVipInfo(userID)
	if err != nil {
		return Failed(100, "VIP_API_ERROR", err.Error())
	}
	msg := global.MSG{
		"user_id":          vip.Uin,
		"nickname":         vip.Name,
		"level":            vip.Level,
		"level_speed":      vip.LevelSpeed,
		"vip_level":        vip.VipLevel,
		"vip_growth_speed": vip.VipGrowthSpeed,
		"vip_growth_total": vip.VipGrowthTotal,
	}
	return OK(msg)
}

// CQGetGroupHonorInfo 获取群荣誉信息
//
// https://git.io/Jtz1H
// @route(get_group_honor_info)
// @rename(t->type)
func (bot *CQBot) CQGetGroupHonorInfo(groupID int64, t string) global.MSG {
	msg := global.MSG{"group_id": groupID}
	convertMem := func(memList []client.HonorMemberInfo) (ret []global.MSG) {
		for _, mem := range memList {
			ret = append(ret, global.MSG{
				"user_id":     mem.Uin,
				"nickname":    mem.Name,
				"avatar":      mem.Avatar,
				"description": mem.Desc,
			})
		}
		return
	}
	if t == "talkative" || t == "all" {
		if honor, err := bot.Client.GetGroupHonorInfo(groupID, client.Talkative); err == nil {
			if honor.CurrentTalkative.Uin != 0 {
				msg["current_talkative"] = global.MSG{
					"user_id":   honor.CurrentTalkative.Uin,
					"nickname":  honor.CurrentTalkative.Name,
					"avatar":    honor.CurrentTalkative.Avatar,
					"day_count": honor.CurrentTalkative.DayCount,
				}
			}
			msg["talkative_list"] = convertMem(honor.TalkativeList)
		}
	}

	if t == "performer" || t == "all" {
		if honor, err := bot.Client.GetGroupHonorInfo(groupID, client.Performer); err == nil {
			msg["performer_lis"] = convertMem(honor.ActorList)
		}
	}

	if t == "legend" || t == "all" {
		if honor, err := bot.Client.GetGroupHonorInfo(groupID, client.Legend); err == nil {
			msg["legend_list"] = convertMem(honor.LegendList)
		}
	}

	if t == "strong_newbie" || t == "all" {
		if honor, err := bot.Client.GetGroupHonorInfo(groupID, client.StrongNewbie); err == nil {
			msg["strong_newbie_list"] = convertMem(honor.StrongNewbieList)
		}
	}

	if t == "emotion" || t == "all" {
		if honor, err := bot.Client.GetGroupHonorInfo(groupID, client.Emotion); err == nil {
			msg["emotion_list"] = convertMem(honor.EmotionList)
		}
	}

	return OK(msg)
}

// CQGetStrangerInfo 获取陌生人信息
//
// https://git.io/Jtz17
// @route(get_stranger_info)
func (bot *CQBot) CQGetStrangerInfo(userID int64) global.MSG {
	info, err := bot.Client.GetSummaryInfo(userID)
	if err != nil {
		return Failed(100, "SUMMARY_API_ERROR", err.Error())
	}
	return OK(global.MSG{
		"user_id":  info.Uin,
		"nickname": info.Nickname,
		"qid":      info.Qid,
		"sex": func() string {
			if info.Sex == 1 {
				return "female"
			} else if info.Sex == 0 {
				return "male"
			}
			// unknown = 0x2
			return "unknown"
		}(),
		"age":        info.Age,
		"level":      info.Level,
		"login_days": info.LoginDays,
	})
}

// CQHandleQuickOperation 隐藏API-对事件执行快速操作
//
// https://git.io/Jtz15
// @route(".handle_quick_operation")
func (bot *CQBot) CQHandleQuickOperation(context, operation gjson.Result) global.MSG {
	postType := context.Get("post_type").Str

	switch postType {
	case "message":
		anonymous := context.Get("anonymous")
		isAnonymous := anonymous.Type != gjson.Null
		msgType := context.Get("message_type").Str
		reply := operation.Get("reply")

		if reply.Exists() {
			autoEscape := param.EnsureBool(operation.Get("auto_escape"), false)
			at := operation.Get("at_sender").Bool() && !isAnonymous && msgType == "group"
			if at && reply.IsArray() {
				// 在 reply 数组头部插入CQ码
				replySegments := make([]global.MSG, 0)
				segments := make([]global.MSG, 0)
				segments = append(segments, global.MSG{
					"type": "at",
					"data": global.MSG{
						"qq": context.Get("sender.user_id").Int(),
					},
				})

				err := json.Unmarshal(utils.S2B(reply.Raw), &replySegments)
				if err != nil {
					log.WithError(err).Warnf("处理 at_sender 过程中发生错误")
					return Failed(-1, "处理 at_sender 过程中发生错误", err.Error())
				}

				segments = append(segments, replySegments...)

				modified, err := json.Marshal(segments)
				if err != nil {
					log.WithError(err).Warnf("处理 at_sender 过程中发生错误")
					return Failed(-1, "处理 at_sender 过程中发生错误", err.Error())
				}

				reply = gjson.Parse(utils.B2S(modified))
			} else if at && reply.Type == gjson.String {
				reply = gjson.Parse(fmt.Sprintf(
					"\"[CQ:at,qq=%d]%s\"",
					context.Get("sender.user_id").Int(),
					reply.String(),
				))
			}

			if msgType == "group" {
				bot.CQSendGroupMessage(context.Get("group_id").Int(), reply, autoEscape)
			}
			if msgType == "private" {
				bot.CQSendPrivateMessage(context.Get("user_id").Int(), context.Get("group_id").Int(), reply, autoEscape)
			}
		}
		if msgType == "group" {
			if operation.Get("delete").Bool() {
				bot.CQDeleteMessage(int32(context.Get("message_id").Int()))
			}
			if operation.Get("kick").Bool() && !isAnonymous {
				bot.CQSetGroupKick(context.Get("group_id").Int(), context.Get("user_id").Int(), "", operation.Get("reject_add_request").Bool())
			}
			if operation.Get("ban").Bool() {
				var duration uint32 = 30 * 60
				if operation.Get("ban_duration").Exists() {
					duration = uint32(operation.Get("ban_duration").Uint())
				}
				// unsupported anonymous ban yet
				if !isAnonymous {
					bot.CQSetGroupBan(context.Get("group_id").Int(), context.Get("user_id").Int(), duration)
				}
			}
		}
	case "request":
		reqType := context.Get("request_type").Str
		if operation.Get("approve").Exists() {
			if reqType == "friend" {
				bot.CQProcessFriendRequest(context.Get("flag").String(), operation.Get("approve").Bool())
			}
			if reqType == "group" {
				bot.CQProcessGroupRequest(context.Get("flag").String(), context.Get("sub_type").Str, operation.Get("reason").Str, operation.Get("approve").Bool())
			}
		}
	}
	return OK(nil)
}

// CQGetImage 获取图片(修改自OneBot)
//
// https://docs.go-cqhttp.org/api/#%E8%8E%B7%E5%8F%96%E5%9B%BE%E7%89%87%E4%BF%A1%E6%81%AF
// @route(get_image)
func (bot *CQBot) CQGetImage(file string) global.MSG {
	var b []byte
	var err error
	if cache.EnableCacheDB && strings.HasSuffix(file, ".image") {
		var f []byte
		f, err = hex.DecodeString(strings.TrimSuffix(file, ".image"))
		b = cache.Image.Get(f)
	}

	if b == nil {
		if !global.PathExists(path.Join(global.ImagePath, file)) {
			return Failed(100)
		}
		b, err = os.ReadFile(path.Join(global.ImagePath, file))
	}

	if err == nil {
		r := binary.NewReader(b)
		r.ReadBytes(16)
		msg := global.MSG{
			"size":     r.ReadInt32(),
			"filename": r.ReadString(),
			"url":      r.ReadString(),
		}
		local := path.Join(global.CachePath, file+"."+path.Ext(msg["filename"].(string)))
		if !global.PathExists(local) {
			if body, err := global.HTTPGetReadCloser(msg["url"].(string)); err == nil {
				f, _ := os.OpenFile(local, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0o0644)
				_, _ = f.ReadFrom(body)
				_ = body.Close()
				_ = f.Close()
			} else {
				log.Warnf("下载图片 %v 时出现错误: %v", msg["url"], err)
				return Failed(100, "DOWNLOAD_IMAGE_ERROR", err.Error())
			}
		}
		msg["file"] = local
		return OK(msg)
	}
	return Failed(100, "LOAD_FILE_ERROR", err.Error())
}

// CQDownloadFile 扩展API-下载文件到缓存目录
//
// https://docs.go-cqhttp.org/api/#%E4%B8%8B%E8%BD%BD%E6%96%87%E4%BB%B6%E5%88%B0%E7%BC%93%E5%AD%98%E7%9B%AE%E5%BD%95
// @route(download_file)
func (bot *CQBot) CQDownloadFile(url string, headers gjson.Result, threadCount int) global.MSG {
	h := map[string]string{}
	if headers.IsArray() {
		for _, sub := range headers.Array() {
			str := strings.SplitN(sub.String(), "=", 2)
			if len(str) == 2 {
				h[str[0]] = str[1]
			}
		}
	}
	if headers.Type == gjson.String {
		lines := strings.Split(headers.String(), "\r\n")
		for _, sub := range lines {
			str := strings.SplitN(sub, "=", 2)
			if len(str) == 2 {
				h[str[0]] = str[1]
			}
		}
	}

	hash := md5.Sum([]byte(url))
	file := path.Join(global.CachePath, hex.EncodeToString(hash[:])+".cache")
	if global.PathExists(file) {
		if err := os.Remove(file); err != nil {
			log.Warnf("删除缓存文件 %v 时出现错误: %v", file, err)
			return Failed(100, "DELETE_FILE_ERROR", err.Error())
		}
	}
	if err := global.DownloadFileMultiThreading(url, file, 0, threadCount, h); err != nil {
		log.Warnf("下载链接 %v 时出现错误: %v", url, err)
		return Failed(100, "DOWNLOAD_FILE_ERROR", err.Error())
	}
	abs, _ := filepath.Abs(file)
	return OK(global.MSG{
		"file": abs,
	})
}

// CQGetForwardMessage 获取合并转发消息
//
// https://git.io/Jtz1F
// @route(get_forward_msg)
// @rename(res_id->"[message_id\x2Cid].0")
func (bot *CQBot) CQGetForwardMessage(resID string) global.MSG {
	m := bot.Client.GetForwardMessage(resID)
	if m == nil {
		return Failed(100, "MSG_NOT_FOUND", "消息不存在")
	}
	r := make([]global.MSG, 0, len(m.Nodes))
	for _, n := range m.Nodes {
		bot.checkMedia(n.Message, 0)
		r = append(r, global.MSG{
			"sender": global.MSG{
				"user_id":  n.SenderId,
				"nickname": n.SenderName,
			},
			"time":    n.Time,
			"content": ToFormattedMessage(n.Message, MessageSource{SourceType: MessageSourceGroup}, false),
		})
	}
	return OK(global.MSG{
		"messages": r,
	})
}

// CQGetMessage 获取消息
//
// https://git.io/Jtz1b
// @route(get_msg)
func (bot *CQBot) CQGetMessage(messageID int32) global.MSG {
	msg, err := db.GetMessageByGlobalID(messageID)
	if err != nil {
		log.Warnf("获取消息时出现错误: %v", err)
		return Failed(100, "MSG_NOT_FOUND", "消息不存在")
	}
	m := global.MSG{
		"message_id":    msg.GetGlobalID(),
		"message_id_v2": msg.GetID(),
		"message_type":  msg.GetType(),
		"real_id":       msg.GetAttribute().MessageSeq,
		"message_seq":   msg.GetAttribute().MessageSeq,
		"group":         msg.GetType() == "group",
		"sender": global.MSG{
			"user_id":  msg.GetAttribute().SenderUin,
			"nickname": msg.GetAttribute().SenderName,
		},
		"time": msg.GetAttribute().Timestamp,
	}
	switch o := msg.(type) {
	case *db.StoredGroupMessage:
		m["group_id"] = o.GroupCode
		m["message"] = ToFormattedMessage(bot.ConvertContentMessage(o.Content, MessageSourceGroup), MessageSource{SourceType: MessageSourceGroup, PrimaryID: uint64(o.GroupCode)}, false)
	case *db.StoredPrivateMessage:
		m["message"] = ToFormattedMessage(bot.ConvertContentMessage(o.Content, MessageSourcePrivate), MessageSource{SourceType: MessageSourcePrivate}, false)
	}
	return OK(m)
}

// CQGetGroupSystemMessages 扩展API-获取群文件系统消息
//
// https://docs.go-cqhttp.org/api/#%E8%8E%B7%E5%8F%96%E7%BE%A4%E7%B3%BB%E7%BB%9F%E6%B6%88%E6%81%AF
// @route(get_group_system_msg)
func (bot *CQBot) CQGetGroupSystemMessages() global.MSG {
	msg, err := bot.Client.GetGroupSystemMessages()
	if err != nil {
		log.Warnf("获取群系统消息失败: %v", err)
		return Failed(100, "SYSTEM_MSG_API_ERROR", err.Error())
	}
	return OK(msg)
}

// CQGetGroupMessageHistory 获取群消息历史记录
//
// https://docs.go-cqhttp.org/api/#%E8%8E%B7%E5%8F%96%E7%BE%A4%E6%B6%88%E6%81%AF%E5%8E%86%E5%8F%B2%E8%AE%B0%E5%BD%95
// @route(get_group_msg_history)
// @rename(seq->message_seq)
func (bot *CQBot) CQGetGroupMessageHistory(groupID int64, seq int64) global.MSG {
	if g := bot.Client.FindGroup(groupID); g == nil {
		return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
	}
	if seq == 0 {
		g, err := bot.Client.GetGroupInfo(groupID)
		if err != nil {
			return Failed(100, "GROUP_INFO_API_ERROR", err.Error())
		}
		seq = g.LastMsgSeq
	}
	msg, err := bot.Client.GetGroupMessages(groupID, int64(math.Max(float64(seq-19), 1)), seq)
	if err != nil {
		log.Warnf("获取群历史消息失败: %v", err)
		return Failed(100, "MESSAGES_API_ERROR", err.Error())
	}
	ms := make([]global.MSG, 0, len(msg))
	for _, m := range msg {
		bot.checkMedia(m.Elements, groupID)
		id := bot.InsertGroupMessage(m)
		t := bot.formatGroupMessage(m)
		t["message_id"] = id
		ms = append(ms, t)
	}
	return OK(global.MSG{
		"messages": ms,
	})
}

// CQGetOnlineClients 扩展API-获取当前账号在线客户端列表
//
// https://docs.go-cqhttp.org/api/#%E8%8E%B7%E5%8F%96%E5%BD%93%E5%89%8D%E8%B4%A6%E5%8F%B7%E5%9C%A8%E7%BA%BF%E5%AE%A2%E6%88%B7%E7%AB%AF%E5%88%97%E8%A1%A8
// @route(get_online_clients)
func (bot *CQBot) CQGetOnlineClients(noCache bool) global.MSG {
	if noCache {
		if err := bot.Client.RefreshStatus(); err != nil {
			log.Warnf("刷新客户端状态时出现问题 %v", err)
			return Failed(100, "REFRESH_STATUS_ERROR", err.Error())
		}
	}
	d := make([]global.MSG, 0, len(bot.Client.OnlineClients))
	for _, oc := range bot.Client.OnlineClients {
		d = append(d, global.MSG{
			"app_id":      oc.AppId,
			"device_name": oc.DeviceName,
			"device_kind": oc.DeviceKind,
		})
	}
	return OK(global.MSG{
		"clients": d,
	})
}

// CQCanSendImage 检查是否可以发送图片(此处永远返回true)
//
// https://git.io/Jtz1N
// @route(can_send_image)
func (bot *CQBot) CQCanSendImage() global.MSG {
	return OK(global.MSG{"yes": true})
}

// CQCanSendRecord 检查是否可以发送语音(此处永远返回true)
//
// https://git.io/Jtz1x
// @route(can_send_record)
func (bot *CQBot) CQCanSendRecord() global.MSG {
	return OK(global.MSG{"yes": true})
}

// CQOcrImage 扩展API-图片OCR
//
// https://docs.go-cqhttp.org/api/#%E5%9B%BE%E7%89%87-ocr
// @route(ocr_image)
// @alias(.ocr_image)
// @rename(image_id->image)
func (bot *CQBot) CQOcrImage(imageID string) global.MSG {
	img, err := bot.makeImageOrVideoElem(map[string]string{"file": imageID}, false, MessageSourceGroup)
	if err != nil {
		log.Warnf("load image error: %v", err)
		return Failed(100, "LOAD_FILE_ERROR", err.Error())
	}
	rsp, err := bot.Client.ImageOcr(img)
	if err != nil {
		log.Warnf("ocr image error: %v", err)
		return Failed(100, "OCR_API_ERROR", err.Error())
	}
	return OK(rsp)
}

// CQSetGroupPortrait 扩展API-设置群头像
//
// https://docs.go-cqhttp.org/api/#%E8%AE%BE%E7%BD%AE%E7%BE%A4%E5%A4%B4%E5%83%8F
// @route(set_group_portrait)
func (bot *CQBot) CQSetGroupPortrait(groupID int64, file, cache string) global.MSG {
	if g := bot.Client.FindGroup(groupID); g != nil {
		img, err := global.FindFile(file, cache, global.ImagePath)
		if err != nil {
			log.Warnf("set group portrait error: %v", err)
			return Failed(100, "LOAD_FILE_ERROR", err.Error())
		}
		g.UpdateGroupHeadPortrait(img)
		return OK(nil)
	}
	return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
}

// CQSetGroupAnonymousBan 群组匿名用户禁言
//
// https://git.io/Jtz1p
// @route(set_group_anonymous_ban)
// @rename(flag->"[anonymous_flag\x2Canonymous.flag].0")
func (bot *CQBot) CQSetGroupAnonymousBan(groupID int64, flag string, duration int32) global.MSG {
	if flag == "" {
		return Failed(100, "INVALID_FLAG", "无效的flag")
	}
	if g := bot.Client.FindGroup(groupID); g != nil {
		s := strings.SplitN(flag, "|", 2)
		if len(s) != 2 {
			return Failed(100, "INVALID_FLAG", "无效的flag")
		}
		id := s[0]
		nick := s[1]
		if err := g.MuteAnonymous(id, nick, duration); err != nil {
			log.Warnf("anonymous ban error: %v", err)
			return Failed(100, "CALL_API_ERROR", err.Error())
		}
		return OK(nil)
	}
	return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
}

// CQGetStatus 获取运行状态
//
// https://git.io/JtzMe
// @route(get_status)
func (bot *CQBot) CQGetStatus() global.MSG {
	return OK(global.MSG{
		"app_initialized": true,
		"app_enabled":     true,
		"plugins_good":    nil,
		"app_good":        true,
		"online":          bot.Client.Online,
		"good":            bot.Client.Online,
		"stat":            bot.Client.GetStatistics(),
	})
}

// CQSetEssenceMessage 扩展API-设置精华消息
//
// https://docs.go-cqhttp.org/api/#%E8%AE%BE%E7%BD%AE%E7%B2%BE%E5%8D%8E%E6%B6%88%E6%81%AF
// @route(set_essence_msg)
func (bot *CQBot) CQSetEssenceMessage(messageID int32) global.MSG {
	msg, err := db.GetGroupMessageByGlobalID(messageID)
	if err != nil {
		return Failed(100, "MESSAGE_NOT_FOUND", "消息不存在")
	}
	if err := bot.Client.SetEssenceMessage(msg.GroupCode, msg.Attribute.MessageSeq, msg.Attribute.InternalID); err != nil {
		log.Warnf("设置精华消息 %v 失败: %v", messageID, err)
		return Failed(100, "SET_ESSENCE_MSG_ERROR", err.Error())
	}
	return OK(nil)
}

// CQDeleteEssenceMessage 扩展API-移出精华消息
//
// https://docs.go-cqhttp.org/api/#%E7%A7%BB%E5%87%BA%E7%B2%BE%E5%8D%8E%E6%B6%88%E6%81%AF
// @route(delete_essence_msg)
func (bot *CQBot) CQDeleteEssenceMessage(messageID int32) global.MSG {
	msg, err := db.GetGroupMessageByGlobalID(messageID)
	if err != nil {
		return Failed(100, "MESSAGE_NOT_FOUND", "消息不存在")
	}
	if err := bot.Client.DeleteEssenceMessage(msg.GroupCode, msg.Attribute.MessageSeq, msg.Attribute.InternalID); err != nil {
		log.Warnf("删除精华消息 %v 失败: %v", messageID, err)
		return Failed(100, "SET_ESSENCE_MSG_ERROR", err.Error())
	}
	return OK(nil)
}

// CQGetEssenceMessageList 扩展API-获取精华消息列表
//
// https://docs.go-cqhttp.org/api/#%E8%8E%B7%E5%8F%96%E7%B2%BE%E5%8D%8E%E6%B6%88%E6%81%AF%E5%88%97%E8%A1%A8
// @route(get_essence_msg_list)
func (bot *CQBot) CQGetEssenceMessageList(groupID int64) global.MSG {
	g := bot.Client.FindGroup(groupID)
	if g == nil {
		return Failed(100, "GROUP_NOT_FOUND", "群聊不存在")
	}
	msgList, err := bot.Client.GetGroupEssenceMsgList(groupID)
	if err != nil {
		return Failed(100, "GET_ESSENCE_LIST_FOUND", err.Error())
	}
	list := make([]global.MSG, 0, len(msgList))
	for _, m := range msgList {
		msg := global.MSG{
			"sender_nick":   m.SenderNick,
			"sender_time":   m.SenderTime,
			"operator_time": m.AddDigestTime,
			"operator_nick": m.AddDigestNick,
			"sender_id":     m.SenderUin,
			"operator_id":   m.AddDigestUin,
		}
		msg["message_id"] = db.ToGlobalID(groupID, int32(m.MessageID))
		list = append(list, msg)
	}
	return OK(list)
}

// CQCheckURLSafely 扩展API-检查链接安全性
//
// https://docs.go-cqhttp.org/api/#%E6%A3%80%E6%9F%A5%E9%93%BE%E6%8E%A5%E5%AE%89%E5%85%A8%E6%80%A7
// @route(check_url_safely)
func (bot *CQBot) CQCheckURLSafely(url string) global.MSG {
	return OK(global.MSG{
		"level": bot.Client.CheckUrlSafely(url),
	})
}

// CQGetVersionInfo 获取版本信息
//
// https://git.io/JtwUs
// @route(get_version_info)
func (bot *CQBot) CQGetVersionInfo() global.MSG {
	wd, _ := os.Getwd()
	return OK(global.MSG{
		"app_name":                   "go-cqhttp",
		"app_version":                base.Version,
		"app_full_name":              fmt.Sprintf("go-cqhttp-%s_%s_%s-%s", base.Version, runtime.GOOS, runtime.GOARCH, runtime.Version()),
		"protocol_version":           "v11",
		"coolq_directory":            wd,
		"coolq_edition":              "pro",
		"go-cqhttp":                  true,
		"plugin_version":             "4.15.0",
		"plugin_build_number":        99,
		"plugin_build_configuration": "release",
		"runtime_version":            runtime.Version(),
		"runtime_os":                 runtime.GOOS,
		"version":                    base.Version,
		"protocol": func() int {
			switch client.SystemDeviceInfo.Protocol {
			case client.IPad:
				return 0
			case client.AndroidPhone:
				return 1
			case client.AndroidWatch:
				return 2
			case client.MacOS:
				return 3
			case client.QiDian:
				return 4
			default:
				return -1
			}
		}(),
	})
}

// CQGetModelShow 获取在线机型
//
// https://club.vip.qq.com/onlinestatus/set
// @route(_get_model_show)
func (bot *CQBot) CQGetModelShow(model string) global.MSG {
	variants, err := bot.Client.GetModelShow(model)
	if err != nil {
		return Failed(100, "GET_MODEL_SHOW_API_ERROR", "无法获取在线机型")
	}
	a := make([]global.MSG, 0, len(variants))
	for _, v := range variants {
		a = append(a, global.MSG{
			"model_show": v.ModelShow,
			"need_pay":   v.NeedPay,
		})
	}
	return OK(global.MSG{
		"variants": a,
	})
}

// CQSetModelShow 设置在线机型
//
// https://club.vip.qq.com/onlinestatus/set
// @route(_set_model_show)
func (bot *CQBot) CQSetModelShow(model, modelShow string) global.MSG {
	err := bot.Client.SetModelShow(model, modelShow)
	if err != nil {
		return Failed(100, "SET_MODEL_SHOW_API_ERROR", "无法设置在线机型")
	}
	return OK(nil)
}

// CQMarkMessageAsRead 标记消息已读
// @route(mark_msg_as_read)
// @rename(msg_id->message_id)
func (bot *CQBot) CQMarkMessageAsRead(msgID int32) global.MSG {
	m, err := db.GetMessageByGlobalID(msgID)
	if err != nil {
		return Failed(100, "MSG_NOT_FOUND", "消息不存在")
	}
	switch o := m.(type) {
	case *db.StoredGroupMessage:
		bot.Client.MarkGroupMessageReaded(o.GroupCode, int64(o.Attribute.MessageSeq))
		return OK(nil)
	case *db.StoredPrivateMessage:
		bot.Client.MarkPrivateMessageReaded(o.SessionUin, o.Attribute.Timestamp)
	}
	return OK(nil)
}

// CQReloadEventFilter 重载事件过滤器
//
// @route(reload_event_filter)
func (bot *CQBot) CQReloadEventFilter(file string) global.MSG {
	filter.Add(file)
	return OK(nil)
}

// OK 生成成功返回值
func OK(data interface{}) global.MSG {
	return global.MSG{"data": data, "retcode": 0, "status": "ok"}
}

// Failed 生成失败返回值
func Failed(code int, msg ...string) global.MSG {
	m := ""
	w := ""
	if len(msg) > 0 {
		m = msg[0]
	}
	if len(msg) > 1 {
		w = msg[1]
	}
	return global.MSG{"data": nil, "retcode": code, "msg": m, "wording": w, "status": "failed"}
}

func limitedString(str string) string {
	limited := [14]rune{10: ' ', 11: '.', 12: '.', 13: '.'}
	i := 0
	for _, r := range str {
		if i >= 10 {
			break
		}
		limited[i] = r
		i++
	}
	if i != 10 {
		return str
	}
	return string(limited[:])
}