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actor.go
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actor.go
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// This file is part of the Smart Home
// Program complex distribution https://github.com/e154/smart-home
// Copyright (C) 2016-2023, Filippov Alex
//
// This library is free software: you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 3 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Library General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library. If not, see
// <https://www.gnu.org/licenses/>.
package modbus_rtu
import (
"fmt"
"sync"
"github.com/pkg/errors"
"github.com/e154/smart-home/common/events"
m "github.com/e154/smart-home/models"
"github.com/e154/smart-home/plugins/node"
"github.com/e154/smart-home/system/scripts"
"github.com/e154/smart-home/system/supervisor"
)
// Actor ...
type Actor struct {
*supervisor.BaseActor
scriptService scripts.ScriptService
actionPool chan events.EventCallEntityAction
stateMu *sync.Mutex
}
// NewActor ...
func NewActor(entity *m.Entity,
service supervisor.Service) (actor *Actor) {
actor = &Actor{
BaseActor: supervisor.NewBaseActor(entity, service),
actionPool: make(chan events.EventCallEntityAction, 1000),
stateMu: &sync.Mutex{},
}
if actor.Attrs == nil {
actor.Attrs = NewAttr()
}
if actor.Setts == nil {
actor.Setts = NewSettings()
}
actor.DeserializeAttr(entity.Attributes.Serialize())
// Actions
for _, a := range actor.Actions {
if a.ScriptEngine != nil && a.ScriptEngine.Engine() != nil {
// bind
a.ScriptEngine.PushFunction("ModbusRtu", NewModbusRtu(service.EventBus(), actor))
}
}
if actor.ScriptsEngine != nil {
actor.ScriptsEngine.PushFunction("ModbusRtu", NewModbusRtu(service.EventBus(), actor))
}
// action worker
go func() {
for msg := range actor.actionPool {
actor.runAction(msg)
}
}()
return actor
}
func (e *Actor) Destroy() {
}
// SetState ...
func (e *Actor) SetState(params supervisor.EntityStateParams) error {
e.SetActorState(params.NewState)
e.DeserializeAttr(params.AttributeValues)
e.SaveState(false, params.StorageSave)
return nil
}
func (e *Actor) addAction(event events.EventCallEntityAction) {
e.actionPool <- event
}
func (e *Actor) runAction(msg events.EventCallEntityAction) {
if action, ok := e.Actions[msg.ActionName]; ok {
if action.ScriptEngine != nil && action.ScriptEngine.Engine() != nil {
if _, err := action.ScriptEngine.Engine().AssertFunction(FuncEntityAction, e.Id, action.Name, msg.Args); err != nil {
log.Error(errors.Wrapf(err, "entity id: %s ", e.Id).Error())
}
return
}
}
if e.ScriptsEngine != nil && e.ScriptsEngine.Engine() != nil {
if _, err := e.ScriptsEngine.AssertFunction(FuncEntityAction, e.Id, msg.ActionName, msg.Args); err != nil {
log.Error(errors.Wrapf(err, "entity id: %s ", e.Id).Error())
}
}
}
func (e *Actor) localTopic(r string) string {
var parent string
if e.ParentId != nil {
parent = e.ParentId.Name()
}
return fmt.Sprintf("%s/%s/%s", node.TopicPluginNode, parent, r)
}