Initial commit

Connects to zwave-js, syncs all locks and codeslots with database, and records an event log. No support for updating code slots.

.gitignore

@@ -0,0 +1 @@
+lockserver.db

cmd/lockserver/main.go

@@ -0,0 +1,38 @@
+package main
+
+import (
+	"context"
+	"os"
+	"os/signal"
+
+	"github.com/sirupsen/logrus"
+
+	"git.janky.solutions/finn/lockserver/config"
+	"git.janky.solutions/finn/lockserver/db"
+	"git.janky.solutions/finn/lockserver/zwavejs"
+)
+
+func main() {
+	run()
+}
+
+func run() {
+	logrus.SetLevel(logrus.DebugLevel)
+	ctx, cancel := signal.NotifyContext(context.Background(), os.Interrupt)
+	defer cancel()
+
+	if err := db.Migrate(); err != nil {
+		logrus.WithError(err).Fatal("error migrating db")
+	}
+
+	zwaveClient, err := zwavejs.New(ctx, config.C.ZWaveJSServer)
+	if err != nil {
+		logrus.WithError(err).Fatal("error initializing ZWaveJS connection")
+	}
+
+	<-ctx.Done()
+
+	if err := zwaveClient.Shutdown(); err != nil {
+		logrus.WithError(err).Error("error shutting down ZWaveJS client")
+	}
+}

config/config.go

@@ -0,0 +1,11 @@
+package config
+
+type Config struct {
+	ZWaveJSServer string
+	Database      string
+}
+
+var C = Config{
+	ZWaveJSServer: "ws://home-assistant:3000",
+	Database:      "lockserver.db",
+}

db/db.go

@@ -0,0 +1,31 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.20.0
+
+package db
+
+import (
+	"context"
+	"database/sql"
+)
+
+type DBTX interface {
+	ExecContext(context.Context, string, ...interface{}) (sql.Result, error)
+	PrepareContext(context.Context, string) (*sql.Stmt, error)
+	QueryContext(context.Context, string, ...interface{}) (*sql.Rows, error)
+	QueryRowContext(context.Context, string, ...interface{}) *sql.Row
+}
+
+func New(db DBTX) *Queries {
+	return &Queries{db: db}
+}
+
+type Queries struct {
+	db DBTX
+}
+
+func (q *Queries) WithTx(tx *sql.Tx) *Queries {
+	return &Queries{
+		db: tx,
+	}
+}

db/helpers.go

@@ -0,0 +1,53 @@
+package db
+
+import (
+	"database/sql"
+	"embed"
+
+	_ "github.com/mattn/go-sqlite3"
+	goose "github.com/pressly/goose/v3"
+	"github.com/sirupsen/logrus"
+
+	"git.janky.solutions/finn/lockserver/config"
+)
+
+func Get() (*Queries, *sql.DB, error) {
+	db, err := sql.Open("sqlite3", config.C.Database)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	return New(db), db, nil
+}
+
+//go:embed migrations
+var migrations embed.FS
+
+func Migrate() error {
+	logrus.WithField("dbfile", config.C.Database).Info("migrating database")
+
+	_, conn, err := Get()
+	if err != nil {
+		return err
+	}
+	defer conn.Close()
+
+	goose.SetBaseFS(migrations)
+
+	if err := goose.SetDialect("sqlite3"); err != nil {
+		return err
+	}
+
+	if err := goose.Up(conn, "migrations"); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func NullString(s string) sql.NullString {
+	return sql.NullString{
+		Valid:  s != "",
+		String: s,
+	}
+}

db/lock_code_slots.sql.go

@@ -0,0 +1,88 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.20.0
+// source: lock_code_slots.sql
+
+package db
+
+import (
+	"context"
+)
+
+const getLockCodeBySlot = `-- name: GetLockCodeBySlot :one
+SELECT id, lock, code, slot, name, enabled FROM lock_code_slots WHERE lock = ? AND slot = ?
+`
+
+type GetLockCodeBySlotParams struct {
+	Lock int64
+	Slot int64
+}
+
+func (q *Queries) GetLockCodeBySlot(ctx context.Context, arg GetLockCodeBySlotParams) (LockCodeSlot, error) {
+	row := q.db.QueryRowContext(ctx, getLockCodeBySlot, arg.Lock, arg.Slot)
+	var i LockCodeSlot
+	err := row.Scan(
+		&i.ID,
+		&i.Lock,
+		&i.Code,
+		&i.Slot,
+		&i.Name,
+		&i.Enabled,
+	)
+	return i, err
+}
+
+const getLockCodes = `-- name: GetLockCodes :many
+SELECT id, lock, code, slot, name, enabled FROM lock_code_slots WHERE lock = ?
+`
+
+func (q *Queries) GetLockCodes(ctx context.Context, lock int64) ([]LockCodeSlot, error) {
+	rows, err := q.db.QueryContext(ctx, getLockCodes, lock)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []LockCodeSlot
+	for rows.Next() {
+		var i LockCodeSlot
+		if err := rows.Scan(
+			&i.ID,
+			&i.Lock,
+			&i.Code,
+			&i.Slot,
+			&i.Name,
+			&i.Enabled,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const upsertCodeSlot = `-- name: UpsertCodeSlot :exec
+INSERT INTO lock_code_slots (lock, slot, code, enabled, name) VALUES (?, ?, ?, ?, "") ON CONFLICT (lock, slot) DO UPDATE SET code=excluded.code, enabled=excluded.enabled
+`
+
+type UpsertCodeSlotParams struct {
+	Lock    int64
+	Slot    int64
+	Code    string
+	Enabled bool
+}
+
+func (q *Queries) UpsertCodeSlot(ctx context.Context, arg UpsertCodeSlotParams) error {
+	_, err := q.db.ExecContext(ctx, upsertCodeSlot,
+		arg.Lock,
+		arg.Slot,
+		arg.Code,
+		arg.Enabled,
+	)
+	return err
+}

db/lock_log.sql.go

@@ -0,0 +1,58 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.20.0
+// source: lock_log.sql
+
+package db
+
+import (
+	"context"
+	"database/sql"
+)
+
+const addLogEntry = `-- name: AddLogEntry :exec
+INSERT INTO lock_log (lock, state, code) VALUES (?, ?, ?)
+`
+
+type AddLogEntryParams struct {
+	Lock  int64
+	State string
+	Code  sql.NullInt64
+}
+
+func (q *Queries) AddLogEntry(ctx context.Context, arg AddLogEntryParams) error {
+	_, err := q.db.ExecContext(ctx, addLogEntry, arg.Lock, arg.State, arg.Code)
+	return err
+}
+
+const getLogForLock = `-- name: GetLogForLock :many
+SELECT lock, timestamp, state, code FROM lock_log WHERE lock = ? ORDER BY timestamp DESC
+`
+
+func (q *Queries) GetLogForLock(ctx context.Context, lock int64) ([]LockLog, error) {
+	rows, err := q.db.QueryContext(ctx, getLogForLock, lock)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []LockLog
+	for rows.Next() {
+		var i LockLog
+		if err := rows.Scan(
+			&i.Lock,
+			&i.Timestamp,
+			&i.State,
+			&i.Code,
+		); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}

db/locks.sql.go

@@ -0,0 +1,73 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.20.0
+// source: locks.sql
+
+package db
+
+import (
+	"context"
+)
+
+const createLock = `-- name: CreateLock :one
+INSERT INTO locks (zwave_device_id, name) VALUES (?, "") RETURNING id, name, zwave_device_id
+`
+
+func (q *Queries) CreateLock(ctx context.Context, zwaveDeviceID int64) (Lock, error) {
+	row := q.db.QueryRowContext(ctx, createLock, zwaveDeviceID)
+	var i Lock
+	err := row.Scan(&i.ID, &i.Name, &i.ZwaveDeviceID)
+	return i, err
+}
+
+const getLockByDeviceID = `-- name: GetLockByDeviceID :one
+SELECT id, name, zwave_device_id FROM locks WHERE zwave_device_id = ?
+`
+
+func (q *Queries) GetLockByDeviceID(ctx context.Context, zwaveDeviceID int64) (Lock, error) {
+	row := q.db.QueryRowContext(ctx, getLockByDeviceID, zwaveDeviceID)
+	var i Lock
+	err := row.Scan(&i.ID, &i.Name, &i.ZwaveDeviceID)
+	return i, err
+}
+
+const getLocks = `-- name: GetLocks :many
+SELECT id, name, zwave_device_id FROM locks
+`
+
+func (q *Queries) GetLocks(ctx context.Context) ([]Lock, error) {
+	rows, err := q.db.QueryContext(ctx, getLocks)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+	var items []Lock
+	for rows.Next() {
+		var i Lock
+		if err := rows.Scan(&i.ID, &i.Name, &i.ZwaveDeviceID); err != nil {
+			return nil, err
+		}
+		items = append(items, i)
+	}
+	if err := rows.Close(); err != nil {
+		return nil, err
+	}
+	if err := rows.Err(); err != nil {
+		return nil, err
+	}
+	return items, nil
+}
+
+const updateLockName = `-- name: UpdateLockName :exec
+UPDATE locks SET name = ? WHERE id = ?
+`
+
+type UpdateLockNameParams struct {
+	Name string
+	ID   int64
+}
+
+func (q *Queries) UpdateLockName(ctx context.Context, arg UpdateLockNameParams) error {
+	_, err := q.db.ExecContext(ctx, updateLockName, arg.Name, arg.ID)
+	return err
+}

db/migrations/1_init.sql

@@ -0,0 +1,35 @@
+-- +goose Up
+-- +goose StatementBegin
+PRAGMA foreign_keys = ON;
+
+CREATE TABLE locks (
+    id INTEGER PRIMARY KEY,
+    name TEXT NOT NULL,
+    zwave_device_id INTEGER NOT NULL UNIQUE
+);
+
+CREATE TABLE lock_code_slots (
+    id INTEGER PRIMARY KEY,
+    lock INTEGER NOT NULL REFERENCES locks(id),
+    code TEXT NOT NULL,
+    slot INTEGER NOT NULL,
+    name TEXT NOT NULL,
+    enabled BOOLEAN NOT NULL DEFAULT 0,
+
+    UNIQUE (lock, slot)
+);
+
+CREATE TABLE lock_log (
+    lock INTEGER NOT NULL REFERENCES locks(id),
+    timestamp DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    state TEXT NOT NULL,
+    code INTEGER REFERENCES lock_code_slots(id)
+);
+-- +goose StatementEnd
+
+-- +goose Down
+-- +goose StatementBegin
+DROP TABLE lock_log;
+DROP TABLE lock_code_slots;
+DROP TABLE locks;
+-- +goose StatementEnd

db/models.go

@@ -0,0 +1,32 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.20.0
+
+package db
+
+import (
+	"database/sql"
+	"time"
+)
+
+type Lock struct {
+	ID            int64
+	Name          string
+	ZwaveDeviceID int64
+}
+
+type LockCodeSlot struct {
+	ID      int64
+	Lock    int64
+	Code    string
+	Slot    int64
+	Name    string
+	Enabled bool
+}
+
+type LockLog struct {
+	Lock      int64
+	Timestamp time.Time
+	State     string
+	Code      sql.NullInt64
+}

db/queries/lock_code_slots.sql

@@ -0,0 +1,8 @@
+-- name: UpsertCodeSlot :exec
+INSERT INTO lock_code_slots (lock, slot, code, enabled, name) VALUES (?, ?, ?, ?, "") ON CONFLICT (lock, slot) DO UPDATE SET code=excluded.code, enabled=excluded.enabled;
+
+-- name: GetLockCodeBySlot :one
+SELECT * FROM lock_code_slots WHERE lock = ? AND slot = ?;
+
+-- name: GetLockCodes :many
+SELECT * FROM lock_code_slots WHERE lock = ?;

db/queries/lock_log.sql

@@ -0,0 +1,5 @@
+-- name: AddLogEntry :exec
+INSERT INTO lock_log (lock, state, code) VALUES (?, ?, ?);
+
+-- name: GetLogForLock :many
+SELECT * FROM lock_log WHERE lock = ? ORDER BY timestamp DESC;

db/queries/locks.sql

@@ -0,0 +1,11 @@
+-- name: CreateLock :one
+INSERT INTO locks (zwave_device_id, name) VALUES (?, "") RETURNING *;
+
+-- name: GetLocks :many
+SELECT * FROM locks;
+
+-- name: GetLockByDeviceID :one
+SELECT * FROM locks WHERE zwave_device_id = ?;
+
+-- name: UpdateLockName :exec
+UPDATE locks SET name = ? WHERE id = ?;

go.mod

@@ -0,0 +1,19 @@
+module git.janky.solutions/finn/lockserver
+
+go 1.21.8
+
+require (
+	github.com/gorilla/websocket v1.5.1
+	github.com/mattn/go-sqlite3 v1.14.22
+	github.com/pressly/goose/v3 v3.19.2
+	github.com/sirupsen/logrus v1.9.3
+)
+
+require (
+	github.com/mfridman/interpolate v0.0.2 // indirect
+	github.com/sethvargo/go-retry v0.2.4 // indirect
+	go.uber.org/multierr v1.11.0 // indirect
+	golang.org/x/net v0.20.0 // indirect
+	golang.org/x/sync v0.6.0 // indirect
+	golang.org/x/sys v0.16.0 // indirect
+)

go.sum

@@ -0,0 +1,187 @@
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+nhooyr.io/websocket v1.8.7/go.mod h1:B70DZP8IakI65RVQ51MsWP/8jndNma26DVA/nFSCgW0=

sqlc.yaml

@@ -0,0 +1,9 @@
+version: "2"
+sql:
+  - engine: "sqlite"
+    schema: "db/migrations"
+    queries: "db/queries"
+    gen:
+      go:
+        package: "db"
+        out: "db"

zwavejs/client.go

@@ -0,0 +1,204 @@
+package zwavejs
+
+import (
+	"context"
+	"database/sql"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"time"
+
+	"git.janky.solutions/finn/lockserver/db"
+	"github.com/gorilla/websocket"
+	"github.com/sirupsen/logrus"
+)
+
+type Client struct {
+	conn *websocket.Conn
+}
+
+func New(ctx context.Context, server string) (*Client, error) {
+	c := &Client{}
+
+	go func() {
+		for {
+			if err := c.DialAndListen(ctx, server); err != nil {
+				logrus.WithError(err).Error("error from ZWaveJS server")
+			}
+
+			time.Sleep(time.Second * 5)
+		}
+	}()
+
+	return c, nil
+}
+
+func (c *Client) DialAndListen(ctx context.Context, server string) error {
+	for {
+		conn, _, err := websocket.DefaultDialer.DialContext(ctx, server, nil)
+		if err != nil {
+			return err
+		}
+		c.conn = conn
+
+		if err := c.listen(ctx); err != nil {
+			return err
+		}
+	}
+}
+
+func (c Client) listen(ctx context.Context) error {
+	for {
+		_, msg, err := c.conn.ReadMessage()
+		if err != nil {
+			return err
+		}
+
+		var parsed IncomingMessage
+		if err := json.Unmarshal(msg, &parsed); err != nil {
+			return err
+		}
+
+		switch parsed.Type {
+		case "version":
+			if err := c.conn.WriteJSON(OutgoingMessage{Command: StartListeningCommand}); err != nil {
+				return err
+			}
+
+		case "result":
+			if err := syncState(ctx, *parsed.Result); err != nil {
+				return err
+			}
+
+		case "event":
+			if err := handleEvent(ctx, *parsed.Event); err != nil {
+				logrus.WithError(err).Error("error handling event")
+			}
+
+		default:
+			fmt.Println(string(msg))
+		}
+	}
+}
+
+func (c Client) Shutdown() error {
+	return c.conn.Close()
+}
+
+func syncState(ctx context.Context, result Result) error {
+	queries, dbc, err := db.Get()
+	if err != nil {
+		return err
+	}
+	defer dbc.Close()
+
+	for _, node := range result.State.Nodes {
+		slots := make(map[int]db.LockCodeSlot)
+		lockID := int64(-1)
+		for _, value := range node.Values {
+			if value.CommandClass != CommandClassUserCode {
+				continue
+			}
+
+			slotNumber, err := value.PropertyKey.Int()
+			if err != nil {
+				logrus.WithError(err).WithField("value", value.PropertyKey.String()).Warn("unexpected non-int PropertyKey")
+				continue
+			}
+
+			lockID = int64(node.NodeID)
+
+			slot := slots[slotNumber] // check if there's an existing entry
+			slot.Slot = int64(slotNumber)
+
+			switch value.PropertyName {
+			case PropertyUserCode:
+				slot.Code = value.Value.String
+			case PropertyUserIDStatus:
+				slot.Enabled = value.Value.Int > 0
+			}
+
+			slots[slotNumber] = slot
+		}
+
+		if len(slots) == 0 || lockID < 0 {
+			continue
+		}
+
+		lock, err := queries.GetLockByDeviceID(ctx, lockID)
+		if err != nil {
+			if errors.Is(err, sql.ErrNoRows) {
+				lock, err = queries.CreateLock(ctx, lockID)
+			}
+
+			if err != nil {
+				return err
+			}
+		}
+
+		for _, slot := range slots {
+			err := queries.UpsertCodeSlot(ctx, db.UpsertCodeSlotParams{
+				Lock:    lock.ID,
+				Code:    slot.Code,
+				Slot:    slot.Slot,
+				Enabled: slot.Enabled,
+			})
+			if err != nil {
+				return fmt.Errorf("error upserting slot: %v", err)
+			}
+		}
+	}
+
+	return nil
+}
+
+func handleEvent(ctx context.Context, event Event) error {
+	if event.Source != EventSourceNode || event.Event != EventTypeNotification {
+		return nil
+	}
+
+	queries, dbc, err := db.Get()
+	if err != nil {
+		return err
+	}
+	defer dbc.Close()
+
+	lock, err := queries.GetLockByDeviceID(ctx, int64(event.NodeID))
+	if err != nil {
+		if errors.Is(err, sql.ErrNoRows) {
+			return nil
+		}
+		return fmt.Errorf("error getting lock: %v", err)
+	}
+
+	code := sql.NullInt64{}
+	if event.Parameters.UserID > 0 {
+		slot, err := queries.GetLockCodeBySlot(ctx, db.GetLockCodeBySlotParams{
+			Lock: lock.ID,
+		})
+		if err != nil {
+			return fmt.Errorf("error getting code slot: %v", err)
+		}
+		code = sql.NullInt64{
+			Int64: slot.ID,
+			Valid: true,
+		}
+	}
+
+	err = queries.AddLogEntry(ctx, db.AddLogEntryParams{
+		Lock:  lock.ID,
+		Code:  code,
+		State: event.NotificationLabel,
+	})
+	if err != nil {
+		return fmt.Errorf("error adding log entry: %v", err)
+	}
+
+	logrus.WithFields(logrus.Fields{
+		"lock":  lock.ID,
+		"code":  code,
+		"state": event.NotificationLabel,
+	}).Debug("processed lock event")
+
+	return nil
+}

zwavejs/consts.go

@@ -0,0 +1,16 @@
+package zwavejs
+
+var (
+	CommandClassDoorLock = 98
+	CommandClassUserCode = 99
+
+	PropertyUserCode     = "userCode"
+	PropertyUserIDStatus = "userIdStatus"
+
+	EventSourceController = "controller"
+	EventSourceNode       = "node"
+
+	EventTypeValueUpdated      = "value updated"
+	EventTypeStatisticsUpdated = "statistics updated"
+	EventTypeNotification      = "notification"
+)

zwavejs/messages-incoming.go

@@ -0,0 +1,267 @@
+package zwavejs
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"strconv"
+
+	"github.com/sirupsen/logrus"
+)
+
+type IncomingMessage struct {
+	Type      string `json:"type"`
+	MessageID string `json:"messageId"`
+	Success   bool   `json:"success"`
+
+	// Values for type = version
+	DriverVersion string `json:"driverVersion"`
+	ServerVersion string `json:"serverVersion"`
+	HomeID        int    `json:"homeId"`
+
+	Event  *Event
+	Result *Result
+}
+
+type Event struct {
+	Source string `json:"source"`
+	Event  string `json:"event"`
+
+	NodeID            int             `json:"nodeId"`
+	Args              NodeEventArgs   `json:"args"`
+	NotificationLabel string          `json:"notificationLabel"`
+	Parameters        EventParameters `json:"parameters"`
+}
+
+type NodeEventArgs struct {
+	CommandClassName string            `json:"commandClassName"`
+	CommandClass     int               `json:"commandClass"`
+	Property         string            `json:"property"`
+	Endpoint         int               `json:"endpoint"`
+	NewValue         NodePropertyValue `json:"newValue"`
+	PrevValue        NodePropertyValue `json:"prevValue"`
+	PropertyName     string            `json:"propertyName"`
+}
+
+type EventParameters struct {
+	UserID int `json:"userId"`
+}
+
+type Result struct {
+	State struct {
+		Controller Controller
+		Driver     Driver
+		Nodes      []Node
+	}
+}
+
+type Controller struct {
+	Type                          int                  `json:"type"`
+	HomeID                        int64                `json:"homeId"`
+	OwnNodeID                     int                  `json:"ownNodeId"`
+	IsUsingHomeIDFromOtherNetwork bool                 `json:"isUsingHomeIdFromOtherNetwork"`
+	IsSISPresent                  bool                 `json:"isSISPresent"`
+	WasRealPrimary                bool                 `json:"wasRealPrimary"`
+	ManufacturerID                int                  `json:"manufacturerId"`
+	ProductType                   int                  `json:"productType"`
+	ProductID                     int                  `json:"productId"`
+	SupportedFunctionTypes        []int                `json:"supportedFunctionTypes"`
+	SucNodeID                     int                  `json:"sucNodeId"`
+	SupportsTimers                bool                 `json:"supportsTimers"`
+	Statistics                    ControllerStatistics `json:"statistics"`
+}
+
+type ControllerStatistics struct {
+	MessagesTX               int    `json:"messagesTX"`
+	MessagesRX               int    `json:"messagesRX"`
+	MessagesDroppedRX        int    `json:"messagesDroppedRX"`
+	Nak                      int    `json:"NAK"`
+	Can                      int    `json:"CAN"`
+	TimeoutACK               int    `json:"timeoutACK"`
+	TimeoutResponse          int    `json:"timeoutResponse"`
+	TimeoutCallback          int    `json:"timeoutCallback"`
+	MessagesDroppedTX        int    `json:"messagesDroppedTX"`
+	InclusionState           int    `json:"inclusionState"`
+	IsSecondary              bool   `json:"isSecondary"`
+	IsStaticUpdateController bool   `json:"isStaticUpdateController"`
+	IsSlave                  bool   `json:"isSlave"`
+	IsHealNetworkActive      bool   `json:"isHealNetworkActive"`
+	LibraryVersion           string `json:"libraryVersion"`
+	SerialAPIVersion         string `json:"serialApiVersion"`
+}
+
+type Driver struct {
+	LogConfig         DriverLogConfig
+	StatisticsEnabled bool
+}
+
+type DriverLogConfig struct {
+	Enabled      bool   `json:"enabled"`
+	Level        int    `json:"level"`
+	LogToFile    bool   `json:"logToFile"`
+	MaxFiles     int    `json:"maxFiles"`
+	Filename     string `json:"filename"`
+	ForceConsole bool   `json:"forceConsole"`
+}
+
+type Node struct {
+	NodeID                             int              `json:"nodeId"`
+	Index                              int              `json:"index"`
+	Status                             int              `json:"status"`
+	Ready                              bool             `json:"ready"`
+	IsListening                        bool             `json:"isListening"`
+	IsRouting                          bool             `json:"isRouting"`
+	ManufacturerID                     int              `json:"manufacturerId"`
+	ProductID                          int              `json:"productId"`
+	ProductType                        int              `json:"productType"`
+	FirmwareVersion                    string           `json:"firmwareVersion"`
+	DeviceConfig                       NodeDeviceConfig `json:"deviceConfig"`
+	Label                              string           `json:"label"`
+	InterviewAttempts                  int              `json:"interviewAttempts"`
+	Endpoints                          []NodeEndpoint   `json:"endpoints"`
+	Values                             []NodeValues     `json:"values"`
+	InterviewStage                     int              `json:"interviewStage"`
+	IsFrequentListening                any              `json:"isFrequentListening"`
+	MaxBaudRate                        int              `json:"maxBaudRate"`
+	Version                            int              `json:"version"`
+	IsBeaming                          bool             `json:"isBeaming"`
+	DeviceClass                        NodeDeviceClass  `json:"deviceClass"`
+	InstallerIcon                      int              `json:"installerIcon,omitempty"`
+	UserIcon                           int              `json:"userIcon,omitempty"`
+	IsSecure                           bool             `json:"isSecure,omitempty"`
+	ZwavePlusVersion                   int              `json:"zwavePlusVersion,omitempty"`
+	NodeType                           int              `json:"nodeType,omitempty"`
+	RoleType                           int              `json:"roleType,omitempty"`
+	EndpointCountIsDynamic             bool             `json:"endpointCountIsDynamic,omitempty"`
+	EndpointsHaveIdenticalCapabilities bool             `json:"endpointsHaveIdenticalCapabilities,omitempty"`
+	IndividualEndpointCount            int              `json:"individualEndpointCount,omitempty"`
+	AggregatedEndpointCount            int              `json:"aggregatedEndpointCount,omitempty"`
+}
+
+type NodeDeviceConfig struct {
+	Filename        string                    `json:"filename"`
+	IsEmbedded      bool                      `json:"isEmbedded"`
+	Manufacturer    string                    `json:"manufacturer"`
+	ManufacturerID  int                       `json:"manufacturerId"`
+	Label           string                    `json:"label"`
+	Description     string                    `json:"description"`
+	Devices         []NodeDeviceConfigDevice  `json:"devices"`
+	FirmwareVersion NodeDeviceFirmwareVersion `json:"firmwareVersion"`
+	Preferred       bool                      `json:"preferred"`
+	Metadata        NodeDeviceMetadata        `json:"metadata"`
+}
+
+type NodeDeviceConfigDevice struct {
+	ProductType int `json:"productType"`
+	ProductID   int `json:"productId"`
+}
+
+type NodeDeviceFirmwareVersion struct {
+	Min string `json:"min"`
+	Max string `json:"max"`
+}
+
+type NodeDeviceMetadata struct {
+	Comments  []NodeDeviceMetadataComments `json:"comments"`
+	Wakeup    string                       `json:"wakeup"`
+	Inclusion string                       `json:"inclusion"`
+	Exclusion string                       `json:"exclusion"`
+	Reset     string                       `json:"reset"`
+	Manual    string                       `json:"manual"`
+}
+
+type NodeDeviceMetadataComments struct {
+	Level string `json:"level"`
+	Text  string `json:"text"`
+}
+
+type NodeEndpoint struct {
+	NodeID int `json:"nodeId"`
+	Index  int `json:"index"`
+}
+
+type NodeValues struct {
+	Endpoint         int                `json:"endpoint"`
+	CommandClass     int                `json:"commandClass"`
+	CommandClassName string             `json:"commandClassName"`
+	PropertyName     string             `json:"propertyName"`
+	PropertyKey      StringOrInt        `json:"propertyKey"`
+	CcVersion        int                `json:"ccVersion"`
+	Metadata         NodeValuesMetadata `json:"metadata"`
+	Value            NodePropertyValue  `json:"value"`
+}
+
+type NodeValuesMetadata struct {
+	Type      string `json:"type"`
+	Readable  bool   `json:"readable"`
+	Writeable bool   `json:"writeable"`
+	Label     string `json:"label"`
+	Min       int    `json:"min"`
+	Max       int    `json:"max"`
+}
+
+type NodeDeviceClass struct {
+	Basic                 string   `json:"basic"`
+	Generic               string   `json:"generic"`
+	Specific              string   `json:"specific"`
+	MandatorySupportedCCs []string `json:"mandatorySupportedCCs"`
+	MandatoryControlCCs   []string `json:"mandatoryControlCCs"`
+}
+
+type StringOrInt string
+
+func (s *StringOrInt) UnmarshalJSON(data []byte) error {
+	var str string
+	if bytes.HasPrefix(data, []byte("\"")) {
+		if err := json.Unmarshal(data, &str); err != nil {
+			return err
+		}
+	} else if bytes.Equal(data, []byte("true")) || bytes.Equal(data, []byte("false")) {
+		str = string(data)
+	} else {
+		var i int
+		if err := json.Unmarshal(data, &i); err != nil {
+			return err
+		}
+		str = fmt.Sprintf("%d", i)
+	}
+
+	*s = StringOrInt(str)
+	return nil
+}
+
+func (s StringOrInt) String() string {
+	return string(s)
+}
+
+func (s StringOrInt) Int() (int, error) {
+	return strconv.Atoi(string(s))
+}
+
+type NodePropertyValue struct {
+	String string
+	Int    int
+	Bool   bool
+	Values []NodePropertyValue
+}
+
+func (n *NodePropertyValue) UnmarshalJSON(data []byte) error {
+	if bytes.HasPrefix(data, []byte("\"")) {
+		return json.Unmarshal(data, &n.String)
+	}
+
+	if bytes.Equal(data, []byte("true")) || bytes.Equal(data, []byte("false")) {
+		return json.Unmarshal(data, &n.Bool)
+	}
+
+	if bytes.HasPrefix(data, []byte("[")) {
+		return json.Unmarshal(data, &n.Values)
+	}
+
+	if err := json.Unmarshal(data, &n.Int); err != nil {
+		logrus.WithField("value", string(data)).Debug("error while parsing node property value of ambiguous type")
+		return err
+	}
+
+	return nil
+}

zwavejs/messages-outgoing.go

@@ -0,0 +1,19 @@
+package zwavejs
+
+type Command string
+
+var (
+	InitializeCommand     Command = "initialize"
+	StartListeningCommand Command = "start_listening"
+)
+
+type OutgoingMessage struct {
+	MessageID string  `json:"messageId"`
+	Command   Command `json:"command"`
+}
+
+type Initialize struct {
+	OutgoingMessage
+	SchemaVersion                 int               `json:"schemaVersion"`
+	AdditionalUserAgentComponents map[string]string `json:"additionalUserAgentComponents"`
+}