less stuck

t/t.go

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+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+)
+
+// Board def
+type Board struct {
+	ChannelCount uint   `json:"channelcount"`
+	ID           string `json:"id"`
+	Name         string `json:"name"`
+	Type         string `json:"type"`
+	Bus          uint   `json:"bus"`
+	Address      uint   `json:"address"`
+}
+
+// ChannelName - return the name of a channel, useful for onboard GPIO
+func (b Board) ChannelName(num uint) string {
+	return string(num)
+}
+
+// PowerON def
+func (b Board) PowerON(num uint) error {
+	return nil
+}
+
+// PowerOFF def
+func (b Board) PowerOFF(num uint) error {
+	return nil
+}
+
+// PowerToggle def
+func (b Board) PowerToggle(num uint) error {
+	return nil
+}
+
+// Boardlink def
+type Boardlink struct {
+	BoardID string `json:"boardid"`
+	Channel uint   `json:"channel"`
+	board   Board
+}
+
+// Board def
+func (bl Boardlink) Board() Board {
+	fmt.Printf("\n boardlink: \n\n")
+	if bl.board.ID == "" {
+		fmt.Printf("\n board nil: \n\n")
+		for i := range TheConfig.Boards {
+			if TheConfig.Boards[i].ID == bl.BoardID {
+				bl.board = TheConfig.Boards[i]
+				break
+			}
+		}
+	}
+	return bl.board
+}
+
+// PowerON def
+func (bl Boardlink) PowerON() error {
+	return bl.Board().PowerON(bl.Channel)
+}
+
+// PowerOFF def
+func (bl Boardlink) PowerOFF() error {
+	return bl.Board().PowerOFF(bl.Channel)
+}
+
+// PowerToggle def
+func (bl Boardlink) PowerToggle() error {
+	return bl.Board().PowerToggle(bl.Channel)
+}
+
+// Outlet def
+type Outlet struct {
+	Name          string    `json:"name"`
+	Location      string    `json:"location"`
+	HasPowerMeter bool      `json:"haspowermeter"`
+	Command       Boardlink `json:"command"`
+	PowerMeter    Boardlink `json:"powermeter"`
+}
+
+// PowerON def
+func (o Outlet) PowerON() error {
+	return o.Command.PowerON()
+}
+
+// PowerOFF def
+func (o Outlet) PowerOFF() error {
+	return o.Command.PowerOFF()
+}
+
+// PowerToggle def
+func (o Outlet) PowerToggle() error {
+	return o.Command.PowerToggle()
+}
+
+// MQTTConfig def
+type MQTTConfig struct {
+	BrokerIP      string `json:"ip"`
+	BrokerPort    string `json:"port"`
+	ClientID      string `json:"clientid"`
+	Username      string `json:"username"`
+	Password      string `json:"password"`
+	CleanSession  bool   `json:"cleansession"`
+	Topic         string `json:"topic"`
+	HomeAssistant bool   `json:"homeassistant"`
+}
+
+// Configuration def
+type Configuration struct {
+	Hostname string            `json:"hostname"`
+	Outlets  map[(uint)]Outlet `json:"outlets"`
+	Boards   []Board           `json:"boards"`
+	MQTT     MQTTConfig        `json:"mqtt"`
+}
+
+func loadConfig(filename string) (Configuration, error) {
+	bytes, err := ioutil.ReadFile(filename)
+	if err != nil {
+		return Configuration{}, err
+	}
+
+	var c Configuration
+	err = json.Unmarshal(bytes, &c)
+	if err != nil {
+		return Configuration{}, err
+	}
+
+	return c, nil
+}
+
+func saveConfig(c Configuration, filename string) error {
+	bytes, err := json.MarshalIndent(c, "", "  ")
+	if err != nil {
+		return err
+	}
+
+	return ioutil.WriteFile(filename, bytes, 0644)
+}
+
+// TheConfig def
+var TheConfig Configuration
+
+func main() {
+	var err error
+
+	var c1 Configuration
+
+	c1 = createMockConfig()
+	for n, br := range c1.Boards {
+		fmt.Printf("A - Board %v (%v)\n", n, br.Type)
+	}
+
+	err = saveConfig(c1, "t.json")
+	if err != nil {
+		panic(err)
+	}
+
+	TheConfig, err = loadConfig("t.json")
+	if err != nil {
+		panic(err)
+	}
+
+	err = saveConfig(TheConfig, "t1.json")
+	if err != nil {
+		panic(err)
+	}
+
+	fmt.Printf("\n\nmqtt: %v\n\n", TheConfig.MQTT)
+
+	TheConfig.Outlets[0].PowerON()
+}
+
+func createMockConfig() Configuration {
+	return Configuration{
+		Hostname: "maramao",
+		MQTT: MQTTConfig{
+			BrokerIP:      "192.168.2.190",
+			BrokerPort:    "1883",
+			ClientID:      "openpdu-123",
+			Username:      "DVES_USER",
+			Password:      "DVES_PASS",
+			CleanSession:  false,
+			Topic:         "openpdu/ok",
+			HomeAssistant: true,
+		},
+		Boards: []Board{
+			Board{
+				ID:           "6561df75-bf93-43f5-82ac-9b3dda081961",
+				Name:         "Internal GPIO",
+				Type:         "GPIO",
+				ChannelCount: 40,
+			},
+			Board{
+				Bus:          1,
+				Address:      0x29,
+				ID:           "79690164-214f-41b0-93f9-e910dd54f323",
+				Name:         "bordo1",
+				Type:         "I2C-GPIO",
+				ChannelCount: 8,
+			},
+			Board{
+				Bus:          1,
+				Address:      0x27,
+				ID:           "93f446d8-59e4-4abd-8bf7-e31cd80bc713",
+				Name:         "bordo2",
+				Type:         "I2C-ADC",
+				ChannelCount: 4,
+			},
+		},
+		Outlets: map[(uint)]Outlet{
+			0: Outlet{
+				Name:          "uscita 0",
+				Location:      "port 1 dx",
+				HasPowerMeter: true,
+				Command: Boardlink{
+					BoardID: "79690164-214f-41b0-93f9-e910dd54f323",
+					Channel: 0,
+				},
+				PowerMeter: Boardlink{
+					BoardID: "93f446d8-59e4-4abd-8bf7-e31cd80bc713",
+					Channel: 0,
+				},
+			},
+			1: Outlet{
+				Name:          "uscita 1",
+				Location:      "port 1 sx",
+				HasPowerMeter: true,
+				Command: Boardlink{
+					BoardID: "79690164-214f-41b0-93f9-e910dd54f323",
+					Channel: 1,
+				},
+				PowerMeter: Boardlink{
+					BoardID: "93f446d8-59e4-4abd-8bf7-e31cd80bc713",
+					Channel: 1,
+				},
+			},
+			2: Outlet{
+				Name:          "uscita 2",
+				Location:      "port 2 dx",
+				HasPowerMeter: false,
+				Command: Boardlink{
+					BoardID: "79690164-214f-41b0-93f9-e910dd54f323",
+					Channel: 2,
+				},
+			},
+			3: Outlet{
+				Name:          "uscita 5v 1",
+				Location:      "usb avanti 1",
+				HasPowerMeter: false,
+				Command: Boardlink{
+					BoardID: "6561df75-bf93-43f5-82ac-9b3dda081961",
+					Channel: 21,
+				},
+			},
+			4: Outlet{
+				Name:          "uscita 5v 2",
+				Location:      "usb avanti 2",
+				HasPowerMeter: false,
+				Command: Boardlink{
+					BoardID: "6561df75-bf93-43f5-82ac-9b3dda081961",
+					Channel: 22,
+				},
+			},
+		},
+	}
+}