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pluginlist.go
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pluginlist.go
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package chatbot
import (
"context"
"github.com/golang/protobuf/proto"
chatbotbase "github.com/zhs007/chatbot/base"
chatbotpb "github.com/zhs007/chatbot/chatbotpb"
)
// PluginsList - plugins list
type PluginsList struct {
plugins []Plugin
}
// NewPluginsList - new PluginsList
func NewPluginsList() *PluginsList {
return &PluginsList{}
}
// AddPlugin - add plugin
func (lst *PluginsList) AddPlugin(name string) error {
p := GetStaticPlugin(name)
if p == nil {
return chatbotbase.ErrNoPlugin
}
lst.plugins = append(lst.plugins, p)
return nil
}
// FindPlugin -
func (lst *PluginsList) FindPlugin(name string) Plugin {
for _, v := range lst.plugins {
if v.GetPluginName() == name {
return v
}
}
return nil
}
// OnMessage - get message
func (lst *PluginsList) OnMessage(ctx context.Context, serv *Serv, chat *chatbotpb.ChatMsg,
ui *chatbotpb.UserInfo, ud proto.Message, scs chatbotpb.ChatBotService_SendChatServer) ([]*chatbotpb.ChatMsg, error) {
for _, v := range lst.plugins {
lst, err := v.OnMessage(ctx, serv, chat, ui, ud, scs)
if err != nil {
if err == chatbotbase.ErrPluginItsNotMine {
continue
}
return nil, err
}
if lst != nil {
return lst, nil
}
}
return nil, nil
}
// OnMessageEx - get message
func (lst *PluginsList) OnMessageEx(ctx context.Context, serv *Serv, chat *chatbotpb.ChatMsg,
ui *chatbotpb.UserInfo, ud proto.Message, scs chatbotpb.ChatBotService_SendChatServer) ([]*chatbotpb.ChatMsg, error) {
var msgs []*chatbotpb.ChatMsg
for _, v := range lst.plugins {
curmsgs, err := v.OnMessage(ctx, serv, chat, ui, ud, scs)
if err != nil {
return nil, err
}
if curmsgs != nil {
msgs = append(msgs, curmsgs...)
}
}
return msgs, nil
}
// OnStart - on start
func (lst *PluginsList) OnStart(ctx context.Context) error {
for _, v := range lst.plugins {
err := v.OnStart(ctx)
if err != nil {
return err
}
}
return nil
}