hybridgroup.gobot/robot.go

157 lines
3.2 KiB
Go

package gobot
import (
"fmt"
"log"
)
type JSONRobot struct {
Name string `json:"name"`
Commands []string `json:"commands"`
Connections []*JSONConnection `json:"connections"`
Devices []*JSONDevice `json:"devices"`
}
type Robot struct {
Name string
Commands map[string]func(map[string]interface{}) interface{}
Work func()
connections connections
devices devices
}
type Robots []*Robot
func (r Robots) Start() {
for _, robot := range r {
robot.Start()
}
}
func (r Robots) Each(f func(*Robot)) {
for _, robot := range r {
f(robot)
}
}
func NewRobot(name string, v ...interface{}) *Robot {
if name == "" {
name = fmt.Sprintf("%X", Rand(int(^uint(0)>>1)))
}
r := &Robot{
Name: name,
Commands: make(map[string]func(map[string]interface{}) interface{}),
connections: connections{},
devices: devices{},
}
log.Println("Initializing Robot", r.Name, "...")
if len(v) > 0 {
if v[0] == nil {
v[0] = []Connection{}
}
log.Println("Initializing connections...")
for _, connection := range v[0].([]Connection) {
c := r.AddConnection(connection)
log.Println("Initializing connection", c.name(), "...")
}
}
if len(v) > 1 {
if v[1] == nil {
v[1] = []Device{}
}
log.Println("Initializing devices...")
for _, device := range v[1].([]Device) {
d := r.AddDevice(device)
log.Println("Initializing device", d.name(), "...")
}
}
if len(v) > 2 {
if v[2] == nil {
v[2] = func() {}
}
r.Work = v[2].(func())
}
return r
}
func (r *Robot) AddDevice(d Device) *device {
device := NewDevice(d, r)
r.devices = append(r.devices, device)
return device
}
func (r *Robot) AddConnection(c Connection) *connection {
connection := NewConnection(c, r)
r.connections = append(r.connections, connection)
return connection
}
func (r *Robot) AddCommand(name string, f func(map[string]interface{}) interface{}) {
r.Commands[name] = f
}
func (r *Robot) Start() {
log.Println("Starting Robot", r.Name, "...")
if err := r.Connections().Start(); err != nil {
panic("Could not start connections")
}
if err := r.Devices().Start(); err != nil {
panic("Could not start devices")
}
if r.Work != nil {
log.Println("Starting work...")
r.Work()
}
}
func (r *Robot) Devices() devices {
return devices(r.devices)
}
func (r *Robot) Device(name string) *device {
if r == nil {
return nil
}
for _, device := range r.devices {
if device.Name == name {
return device
}
}
return nil
}
func (r *Robot) Connections() connections {
return connections(r.connections)
}
func (r *Robot) Connection(name string) *connection {
if r == nil {
return nil
}
for _, connection := range r.connections {
if connection.Name == name {
return connection
}
}
return nil
}
func (r *Robot) ToJSON() *JSONRobot {
jsonRobot := &JSONRobot{
Name: r.Name,
Commands: []string{},
Connections: []*JSONConnection{},
Devices: []*JSONDevice{},
}
for command := range r.Commands {
jsonRobot.Commands = append(jsonRobot.Commands, command)
}
for _, device := range r.Devices() {
jsonDevice := device.ToJSON()
jsonRobot.Connections = append(jsonRobot.Connections, jsonDevice.Connection)
jsonRobot.Devices = append(jsonRobot.Devices, jsonDevice)
}
return jsonRobot
}