Files
cellbot/internal/protocol/event.go

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package protocol
import (
"context"
"time"
"go.uber.org/zap"
)
// EventType 事件类型
type EventType string
const (
// 事件类型常量
EventTypeMessage EventType = "message"
EventTypeNotice EventType = "notice"
EventTypeRequest EventType = "request"
EventTypeMeta EventType = "meta"
EventTypeMessageSent EventType = "message_sent"
EventTypeNoticeSent EventType = "notice_sent"
EventTypeRequestSent EventType = "request_sent"
)
// Event 通用事件接口
// 参考OneBot12协议设计提供统一的事件抽象
type Event interface {
// GetType 获取事件类型
GetType() EventType
// GetDetailType 获取详细类型
GetDetailType() string
// GetSubType 获取子类型
GetSubType() string
// GetTimestamp 获取时间戳
GetTimestamp() time.Time
// GetSelfID 获取机器人自身ID
GetSelfID() string
// GetData 获取事件数据
GetData() map[string]interface{}
// Reply 在消息发生的群/私聊进行回复
Reply(ctx context.Context, botManager *BotManager, logger *zap.Logger, message MessageChain) error
// ReplyText 在消息发生的群/私聊进行文本回复(便捷方法)
ReplyText(ctx context.Context, botManager *BotManager, logger *zap.Logger, text string) error
}
// BaseEvent 基础事件结构
type BaseEvent struct {
Type EventType `json:"type"`
DetailType string `json:"detail_type"`
SubType string `json:"sub_type,omitempty"`
Timestamp int64 `json:"timestamp"`
SelfID string `json:"self_id"`
Data map[string]interface{} `json:"data"`
}
// GetType 获取事件类型
func (e *BaseEvent) GetType() EventType {
return e.Type
}
// GetDetailType 获取详细类型
func (e *BaseEvent) GetDetailType() string {
return e.DetailType
}
// GetSubType 获取子类型
func (e *BaseEvent) GetSubType() string {
return e.SubType
}
// GetTimestamp 获取时间戳
func (e *BaseEvent) GetTimestamp() time.Time {
return time.Unix(e.Timestamp, 0)
}
// GetSelfID 获取机器人自身ID
func (e *BaseEvent) GetSelfID() string {
return e.SelfID
}
// GetData 获取事件数据
func (e *BaseEvent) GetData() map[string]interface{} {
return e.Data
}
// Reply 在消息发生的群/私聊进行回复
func (e *BaseEvent) Reply(ctx context.Context, botManager *BotManager, logger *zap.Logger, message MessageChain) error {
data := e.GetData()
userID, _ := data["user_id"]
groupID, _ := data["group_id"]
// 获取 bot 实例
selfID := e.GetSelfID()
bot, ok := botManager.Get(selfID)
if !ok {
bots := botManager.GetAll()
if len(bots) == 0 {
logger.Error("No bot instance available")
return nil
}
bot = bots[0]
}
// 根据消息类型发送回复
var action *BaseAction
if e.GetDetailType() == "private" {
action = &BaseAction{
Type: ActionTypeSendPrivateMessage,
Params: map[string]interface{}{
"user_id": userID,
"message": message,
},
}
} else {
// 群聊或其他有 group_id 的事件
action = &BaseAction{
Type: ActionTypeSendGroupMessage,
Params: map[string]interface{}{
"group_id": groupID,
"message": message,
},
}
}
_, err := bot.SendAction(ctx, action)
if err != nil {
logger.Error("Failed to send reply",
zap.Any("user_id", userID),
zap.Any("group_id", groupID),
zap.String("detail_type", e.GetDetailType()),
zap.Error(err))
return err
}
logger.Debug("Reply sent",
zap.Any("user_id", userID),
zap.Any("group_id", groupID),
zap.String("detail_type", e.GetDetailType()))
return nil
}
// ReplyText 在消息发生的群/私聊进行文本回复(便捷方法)
func (e *BaseEvent) ReplyText(ctx context.Context, botManager *BotManager, logger *zap.Logger, text string) error {
message := NewMessageChain(
NewTextSegment(text),
)
return e.Reply(ctx, botManager, logger, message)
}
// MessageEvent 消息事件
type MessageEvent struct {
BaseEvent
MessageID string `json:"message_id"`
Message string `json:"message"`
AltText string `json:"alt_text,omitempty"`
}
// NoticeEvent 通知事件
type NoticeEvent struct {
BaseEvent
GroupID string `json:"group_id,omitempty"`
UserID string `json:"user_id,omitempty"`
Operator string `json:"operator,omitempty"`
}
// RequestEvent 请求事件
type RequestEvent struct {
BaseEvent
RequestID string `json:"request_id"`
UserID string `json:"user_id"`
Comment string `json:"comment"`
Flag string `json:"flag"`
}
// MetaEvent 元事件
type MetaEvent struct {
BaseEvent
Status string `json:"status"`
}