12 changed files with 982 additions and 47 deletions
-
157cmd/bridgetest/main.go
-
4go.mod
-
25go.sum
-
411internal/drivers/nanoleaf/bridge.go
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150internal/drivers/nanoleaf/data.go
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162internal/drivers/nanoleaf/driver.go
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68internal/drivers/nanoleaf/panel.go
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34models/colorvalue.go
-
6models/device.go
-
3models/driver.go
-
5models/errors.go
-
4models/eventhandler.go
@ -0,0 +1,157 @@ |
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package main |
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|
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import ( |
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"bufio" |
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"context" |
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"flag" |
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"fmt" |
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"git.aiterp.net/lucifer/new-server/internal/drivers/nanoleaf" |
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"git.aiterp.net/lucifer/new-server/models" |
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"log" |
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"os" |
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"sort" |
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"strconv" |
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"strings" |
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"time" |
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) |
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|
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var flagDriver = flag.String("driver", "Nanoleaf", "The bridge driver to use") |
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var flagAddress = flag.String("address", "127.0.0.1", "The bridge's address") |
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var flagToken = flag.String("token", "", "The bridge's access token / api key / login") |
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var flagPair = flag.Bool("pair", false, "Try to pair with the bridge.") |
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var flagSearch = flag.Bool("search", false, "Search for devices first.") |
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var flagSearchTimeout = flag.Duration("search-timeout", time.Second*3, "Timeout for device search.") |
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|
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func main() { |
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flag.Parse() |
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|
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// TODO: Select driver
|
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driver := nanoleaf.Driver{} |
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|
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// Find bridge
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bridges, err := driver.SearchBridge(context.Background(), *flagAddress, !*flagPair) |
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if err != nil { |
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log.Fatalln("Failed to search bridge:", err) |
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} |
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if len(bridges) == 0 { |
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log.Fatalln("No bridges found") |
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} |
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bridge := bridges[0] |
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if !*flagPair { |
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bridge.Token = *flagToken |
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} else { |
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log.Println("New token:", bridge.Token) |
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} |
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|
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// List devices
|
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var devices []models.Device |
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if *flagSearch { |
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devices, err = driver.SearchDevices(context.Background(), bridge, *flagSearchTimeout) |
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if err != nil { |
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log.Fatalln("Failed to search devices:", err) |
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} |
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} else { |
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devices, err = driver.ListDevices(context.Background(), bridge) |
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if err != nil { |
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log.Fatalln("Failed to list devices:", err) |
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} |
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} |
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for i := range devices { |
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devices[i].ID = i + 1 |
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} |
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|
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_ = driver.Publish(context.Background(), bridge, devices) |
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|
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ch := make(chan models.Event) |
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go func() { |
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err := driver.Run(context.Background(), bridge, ch) |
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if err != nil { |
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log.Fatalln("Run bridge stopped:", err) |
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} |
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}() |
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|
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go func() { |
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reader := bufio.NewReader(os.Stdin) |
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|
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_, _ = fmt.Fprintln(os.Stderr, "Format: [id1,id2,...] [on|off] [color] [intensity]") |
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for _, device := range devices { |
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_, _ = fmt.Fprintf(os.Stderr, "Device: %d - %s %+v\n", device.ID, device.InternalID, device.Capabilities) |
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} |
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_, _ = fmt.Fprintln(os.Stderr, "Format: [id1,id2,...] [on|off] [color]") |
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|
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for { |
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text, _ := reader.ReadString('\n') |
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text = strings.Trim(text, "\t \r\n") |
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|
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tokens := strings.Split(text, " ") |
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if len(tokens) < 4 { |
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continue |
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} |
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|
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color, err := models.ParseColorValue(tokens[2]) |
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if err != nil { |
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_, _ = fmt.Fprintln(os.Stderr, "Invalid color:", err) |
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continue |
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} |
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|
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intensity, _ := strconv.ParseFloat(tokens[3], 64) |
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|
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power := strings.ToLower(tokens[1]) == "on" |
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|
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idsStr := strings.Split(tokens[0], ",") |
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ids := make([]int, 0, len(idsStr)) |
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for _, idStr := range idsStr { |
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if idStr == "*" { |
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ids = append(ids[:0], -1) |
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break |
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} |
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|
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id, err := strconv.Atoi(idStr) |
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if err != nil { |
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continue |
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} |
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|
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ids = append(ids, id) |
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} |
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|
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updatedDevices := devices[:0:0] |
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for _, device := range devices { |
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for _, id := range ids { |
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if id == -1 || id == device.ID { |
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if (color.IsKelvin() && device.HasCapability(models.DCColorKelvin)) || (color.IsHueSat() && device.HasCapability(models.DCColorHS)) { |
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device.State.Color = color |
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if device.HasCapability(models.DCPower) { |
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device.State.Power = power |
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} |
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if device.HasCapability(models.DCIntensity) { |
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device.State.Intensity = intensity |
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} |
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updatedDevices = append(updatedDevices, device) |
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} |
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} |
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} |
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} |
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|
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if len(updatedDevices) > 0 { |
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err := driver.Publish(context.Background(), bridge, updatedDevices) |
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if err != nil { |
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log.Fatalln("Publish to bridge failed:", err) |
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return |
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} |
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} |
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} |
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}() |
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|
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for event := range ch { |
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_, _ = fmt.Fprintf(os.Stderr, "Event %s", event.Name) |
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keys := make([]string, 0, 8) |
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for key := range event.Payload { |
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keys = append(keys, key) |
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} |
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sort.Strings(keys) |
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for _, key := range keys { |
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_, _ = fmt.Fprintf(os.Stderr, " %s=%#+v", key, event.Payload[key]) |
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} |
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_, _ = fmt.Fprint(os.Stderr, "\n") |
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} |
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} |
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@ -0,0 +1,411 @@ |
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package nanoleaf |
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|
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import ( |
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"bytes" |
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"context" |
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"encoding/json" |
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"fmt" |
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"git.aiterp.net/lucifer/new-server/models" |
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"github.com/lucasb-eyer/go-colorful" |
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"io" |
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"io/ioutil" |
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"log" |
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"math" |
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"net" |
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"net/http" |
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"strconv" |
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"strings" |
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"sync" |
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"time" |
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) |
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|
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type bridge struct { |
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mu sync.Mutex |
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externalID int |
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host string |
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apiKey string |
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panels []*panel |
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panelIDMap map[uint16]int |
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} |
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|
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func (b *bridge) Devices() []models.Device { |
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results := make([]models.Device, 0, len(b.panels)) |
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for i, panel := range b.panels { |
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red := float64(panel.ColorRGBA[0]) / 255.0 |
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green := float64(panel.ColorRGBA[1]) / 255.0 |
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blue := float64(panel.ColorRGBA[2]) / 255.0 |
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|
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hue, sat, value := colorful.LinearRgb(red, green, blue).Hsv() |
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|
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results = append(results, models.Device{ |
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ID: -1, |
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BridgeID: b.externalID, |
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InternalID: strconv.Itoa(int(panel.ID)), |
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Icon: "hexagon", |
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Name: fmt.Sprintf("Hexagon %d", i), |
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Capabilities: []models.DeviceCapability{ |
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models.DCPower, |
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models.DCColorHS, |
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models.DCIntensity, |
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models.DCButtons, |
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}, |
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ButtonNames: []string{"Touch"}, |
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DriverProperties: map[string]string{ |
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"x": strconv.Itoa(panel.X), |
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"y": strconv.Itoa(panel.Y), |
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"o": strconv.Itoa(panel.O), |
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"shapeType": shapeTypeMap[panel.ShapeType], |
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"shapeWidth": strconv.Itoa(shapeWidthMap[panel.ShapeType]), |
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}, |
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UserProperties: nil, |
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State: models.DeviceState{ |
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Power: panel.ColorRGBA[3] == 0, |
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Color: models.ColorValue{ |
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Hue: math.Mod(hue, 360), |
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Saturation: sat, |
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}, |
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Intensity: value, |
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Temperature: 0, |
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}, |
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Tags: nil, |
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}) |
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} |
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|
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return results |
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} |
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|
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func (b *bridge) Refresh(ctx context.Context) error { |
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overview, err := b.Overview(ctx) |
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if err != nil { |
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return err |
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} |
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|
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b.mu.Lock() |
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PanelLoop: |
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for _, panelInfo := range overview.PanelLayout.Data.PositionData { |
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if panelInfo.PanelID == 0 { |
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continue |
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} |
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|
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for _, existingPanel := range b.panels { |
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if existingPanel.ID == panelInfo.PanelID { |
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existingPanel.O = panelInfo.O |
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existingPanel.X = panelInfo.X |
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existingPanel.Y = panelInfo.Y |
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existingPanel.ShapeType = panelInfo.ShapeType |
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|
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continue PanelLoop |
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} |
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} |
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|
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b.panels = append(b.panels, &panel{ |
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ID: panelInfo.PanelID, |
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ColorRGBA: [4]byte{0, 0, 0, 0}, |
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TransitionAt: time.Time{}, |
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O: panelInfo.O, |
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X: panelInfo.X, |
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Y: panelInfo.Y, |
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ShapeType: panelInfo.ShapeType, |
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Stale: true, |
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SlowUpdates: 5, |
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}) |
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} |
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b.mu.Unlock() |
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|
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return nil |
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} |
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|
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func (b *bridge) Overview(ctx context.Context) (*Overview, error) { |
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req, err := http.NewRequest("GET", b.URL(), nil) |
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if err != nil { |
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return nil, err |
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} |
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|
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res, err := http.DefaultClient.Do(req.WithContext(ctx)) |
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if err != nil { |
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return nil, err |
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} |
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defer res.Body.Close() |
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|
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switch res.StatusCode { |
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case 400, 403, 500, 503: |
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return nil, models.ErrUnexpectedResponse |
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case 401: |
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return nil, models.ErrIncorrectToken |
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} |
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|
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overview := Overview{} |
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err = json.NewDecoder(res.Body).Decode(&overview) |
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if err != nil { |
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return nil, err |
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} |
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|
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return &overview, nil |
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} |
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|
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func (b *bridge) URL(resource ...string) string { |
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return fmt.Sprintf("http://%s:16021/api/v1/%s/%s", b.host, b.apiKey, strings.Join(resource, "/")) |
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} |
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|
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func (b *bridge) Update(devices []models.Device) { |
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b.mu.Lock() |
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defer b.mu.Unlock() |
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|
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for _, device := range devices { |
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id, err := strconv.Atoi(device.InternalID) |
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if err != nil { |
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continue |
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} |
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|
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b.panelIDMap[uint16(id)] = device.ID |
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|
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for _, panel := range b.panels { |
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if panel.ID == uint16(id) { |
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if device.State.Power { |
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color := colorful.Hsv(device.State.Color.Hue, device.State.Color.Saturation, device.State.Intensity) |
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|
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red, green, blue := color.RGB255() |
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newColor := [4]byte{red, green, blue, 255} |
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if newColor != panel.ColorRGBA { |
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panel.update(newColor, time.Now().Add(time.Millisecond*120)) |
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} |
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} else { |
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panel.update([4]byte{0, 0, 0, 0}, time.Now()) |
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} |
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|
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break |
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} |
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} |
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} |
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} |
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|
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func (b *bridge) Run(ctx context.Context, info models.Bridge, ch chan<- models.Event) error { |
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err := b.updateEffect(ctx) |
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if err != nil { |
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return err |
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} |
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|
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conn, err := net.DialUDP("udp", nil, &net.UDPAddr{ |
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IP: net.ParseIP(info.Address), |
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Port: 60222, |
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}) |
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if err != nil { |
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return err |
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} |
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defer conn.Close() |
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|
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// Notify connections and disconnections
|
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ch <- models.Event{Name: "BridgeConnected", Payload: map[string]string{"bridgeId": strconv.Itoa(info.ID)}} |
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defer func() { |
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ch <- models.Event{Name: "BridgeDisconnected", Payload: map[string]string{"bridgeId": strconv.Itoa(info.ID)}} |
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}() |
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|
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// Start touch listener. This one should go down together with this one, though, so it needs a new context.
|
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ctx2, cancel := context.WithCancel(ctx) |
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defer cancel() |
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go b.runTouchListener(ctx2, info.Address, info.Token, ch) |
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|
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go func() { |
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ticker := time.NewTicker(time.Second * 5) |
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for { |
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select { |
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case <-ticker.C: |
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case <-ctx2.Done(): |
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} |
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|
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err := b.updateEffect(ctx) |
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if err != nil { |
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log.Println("Failed to update effects:", err, "This error is non-fatal, and it will be retried shortly.") |
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} |
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} |
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}() |
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|
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ticker := time.NewTicker(time.Millisecond * 100) |
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defer ticker.Stop() |
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|
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strikes := 0 |
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|
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for range ticker.C { |
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if ctx.Err() != nil { |
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break |
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} |
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|
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panelUpdate := make(PanelUpdate, 2) |
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|
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b.mu.Lock() |
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for _, panel := range b.panels { |
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if !panel.Stale { |
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if panel.SlowUpdates > 0 { |
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panel.TicksUntilSlowUpdate -= 1 |
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if panel.TicksUntilSlowUpdate > 0 { |
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continue |
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} |
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|
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panel.TicksUntilSlowUpdate = 10 |
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panel.SlowUpdates -= 1 |
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} else { |
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continue |
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} |
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} else { |
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panel.Stale = false |
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} |
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|
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panelUpdate.Add(panel.message()) |
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if panelUpdate.Len() > 150 { |
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break |
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} |
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} |
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b.mu.Unlock() |
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|
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if panelUpdate.Len() == 0 { |
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continue |
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} |
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|
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_, err := conn.Write(panelUpdate) |
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if err != nil { |
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strikes++ |
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if strikes >= 3 { |
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return err |
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} |
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} else { |
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strikes = 0 |
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} |
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} |
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|
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return nil |
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} |
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|
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func (b *bridge) updateEffect(ctx context.Context) error { |
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overview, err := b.Overview(ctx) |
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if err != nil { |
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return err |
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} |
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|
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if overview.Effects.Select == "*Dynamic*" && overview.State.ColorMode == "effect" { |
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return nil |
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} |
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|
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req, err := http.NewRequest("PUT", b.URL("effects"), bytes.NewReader(httpMessage)) |
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if err != nil { |
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return err |
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} |
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|
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res, err := http.DefaultClient.Do(req.WithContext(ctx)) |
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if err != nil { |
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return err |
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} |
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defer res.Body.Close() |
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|
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if res.StatusCode != 204 { |
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return models.ErrUnexpectedResponse |
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} |
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|
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return nil |
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} |
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|
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func (b *bridge) runTouchListener(ctx context.Context, host, apiKey string, ch chan<- models.Event) { |
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cooldownID := 0 |
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cooldownUntil := time.Now() |
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|
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message := make(PanelEventMessage, 65536) |
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reqCloser := io.Closer(nil) |
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|
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for { |
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// Set up touch event receiver
|
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touchListener, err := net.ListenUDP("udp4", &net.UDPAddr{ |
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Port: 0, |
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IP: net.IPv4(0, 0, 0, 0), |
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}) |
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if err != nil { |
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log.Println("Socket error:", err) |
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goto teardownAndRetry |
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} |
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|
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{ |
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// Create touch event sender on the remote end.
|
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req, err := http.NewRequest("GET", fmt.Sprintf("http://%s:16021/api/v1/%s/events?id=4", host, apiKey), nil) |
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if err != nil { |
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log.Println("HTTP error:", err) |
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goto teardownAndRetry |
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} |
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req.Header["TouchEventsPort"] = []string{strconv.Itoa(touchListener.LocalAddr().(*net.UDPAddr).Port)} |
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res, err := http.DefaultClient.Do(req.WithContext(ctx)) |
|||
if err != nil { |
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log.Println("HTTP error:", err) |
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goto teardownAndRetry |
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} |
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|
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// Discard all data coming over http.
|
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reqCloser = res.Body |
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go io.Copy(ioutil.Discard, res.Body) |
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|
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for { |
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if ctx.Err() != nil { |
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goto teardownAndRetry |
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} |
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|
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// Check in with the context every so often
|
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_ = touchListener.SetReadDeadline(time.Now().Add(time.Second)) |
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n, _, err := touchListener.ReadFromUDP(message) |
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if err != nil { |
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if netErr, ok := err.(net.Error); ok && netErr.Timeout() { |
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continue |
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} else if ctx.Err() == nil { |
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log.Println("UDP error:", err) |
|||
} |
|||
|
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goto teardownAndRetry |
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} |
|||
|
|||
if !message[:n].ValidateLength() { |
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log.Println("Bad message length field") |
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continue |
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} |
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|
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for i := 0; i < message.Count(); i += 1 { |
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b.mu.Lock() |
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externalID, hasExternalID := b.panelIDMap[message.PanelID(i)] |
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swipedFromID, hasSwipedFromID := b.panelIDMap[message.SwipedFromPanelID(i)] |
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b.mu.Unlock() |
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|
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if !hasExternalID || (externalID == cooldownID && time.Now().Before(cooldownUntil)) { |
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continue |
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} |
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|
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event := models.Event{ |
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Name: "ButtonPressed", |
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Payload: map[string]string{ |
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"buttonIndex": "0", |
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"buttonName": "Touch", |
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"deviceId": strconv.Itoa(externalID), |
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}, |
|||
} |
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if hasSwipedFromID { |
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event.Payload["swipedFromDeviceId"] = strconv.Itoa(swipedFromID) |
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} |
|||
|
|||
ch <- event |
|||
|
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cooldownID = externalID |
|||
cooldownUntil = time.Now().Add(time.Second) |
|||
} |
|||
} |
|||
} |
|||
|
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teardownAndRetry: |
|||
if touchListener != nil { |
|||
_ = touchListener.Close() |
|||
} |
|||
|
|||
if reqCloser != nil { |
|||
_ = reqCloser.Close() |
|||
reqCloser = nil |
|||
} |
|||
|
|||
if ctx.Err() != nil { |
|||
break |
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} |
|||
|
|||
time.Sleep(time.Second * 3) |
|||
} |
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} |
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@ -0,0 +1,150 @@ |
|||
package nanoleaf |
|||
|
|||
import "encoding/binary" |
|||
|
|||
type EffectInfo struct { |
|||
EffectsList []string `json:"effectsList"` |
|||
Select string `json:"select"` |
|||
} |
|||
|
|||
type PanelLayout struct { |
|||
GlobalOrientation GlobalOrientation `json:"globalOrientation"` |
|||
Data PanelLayoutData `json:"layout"` |
|||
} |
|||
|
|||
type GlobalOrientation struct { |
|||
Value int `json:"value"` |
|||
Max int `json:"max"` |
|||
Min int `json:"min"` |
|||
} |
|||
|
|||
type PanelLayoutData struct { |
|||
NumPanels int `json:"numPanels"` |
|||
SideLength int `json:"sideLength"` |
|||
PositionData []PositionData `json:"positionData"` |
|||
} |
|||
|
|||
type PositionData struct { |
|||
PanelID uint16 `json:"panelId"` |
|||
X int `json:"x"` |
|||
Y int `json:"y"` |
|||
O int `json:"o"` |
|||
ShapeType int `json:"shapeType"` |
|||
} |
|||
|
|||
type StateBool struct { |
|||
Value bool `json:"value"` |
|||
} |
|||
|
|||
type StateInt struct { |
|||
Value int `json:"value"` |
|||
Max int `json:"max"` |
|||
Min int `json:"min"` |
|||
} |
|||
|
|||
type State struct { |
|||
Brightness StateInt `json:"brightness"` |
|||
ColorMode string `json:"colorMode"` |
|||
Ct StateInt `json:"ct"` |
|||
Hue StateInt `json:"hue"` |
|||
On StateBool `json:"on"` |
|||
Sat StateInt `json:"sat"` |
|||
} |
|||
|
|||
type Overview struct { |
|||
Name string `json:"name"` |
|||
SerialNumber string `json:"serialNo"` |
|||
Manufacturer string `json:"manufacturer"` |
|||
FirmwareVersion string `json:"firmwareVersion"` |
|||
HardwareVersion string `json:"hardwareVersion"` |
|||
Model string `json:"model"` |
|||
Effects EffectInfo `json:"effects"` |
|||
PanelLayout PanelLayout `json:"panelLayout"` |
|||
State State `json:"state"` |
|||
} |
|||
|
|||
type DeviceInfo struct { |
|||
SerialNumber string `json:"serialNumber"` |
|||
HardwareVersion string `json:"hardwareVersion"` |
|||
FirmwareVersion string `json:"firmwareVersion"` |
|||
BootloaderVersion string `json:"bootloaderVersion"` |
|||
ModelNumber string `json:"modelNumber"` |
|||
} |
|||
|
|||
type TokenResponse struct { |
|||
Token string `json:"auth_token"` |
|||
} |
|||
|
|||
type PanelUpdate []byte |
|||
|
|||
func (u *PanelUpdate) Add(message [8]byte) { |
|||
if len(*u) < 2 { |
|||
*u = make([]byte, 2, 10) |
|||
} |
|||
|
|||
binary.BigEndian.PutUint16(*u, binary.BigEndian.Uint16(*u)+1) |
|||
|
|||
*u = append(*u, message[:]...) |
|||
} |
|||
|
|||
func (u *PanelUpdate) Len() int { |
|||
if len(*u) < 2 { |
|||
return 0 |
|||
} |
|||
|
|||
return int(binary.BigEndian.Uint16(*u)) |
|||
} |
|||
|
|||
type PanelEventMessage []byte |
|||
|
|||
func (remote PanelEventMessage) Count() int { |
|||
return int(binary.BigEndian.Uint16(remote[0:])) |
|||
} |
|||
|
|||
func (remote PanelEventMessage) ValidateLength() bool { |
|||
return len(remote) >= (2 + remote.Count()*5) |
|||
} |
|||
|
|||
func (remote PanelEventMessage) PanelID(idx int) uint16 { |
|||
return binary.BigEndian.Uint16(remote[2+(idx*5):]) |
|||
} |
|||
|
|||
func (remote PanelEventMessage) TouchType(idx int) int { |
|||
value := int(remote[2+(idx*5)]) |
|||
return (value & 0b11100000) >> 5 |
|||
} |
|||
|
|||
func (remote PanelEventMessage) TouchStrength(idx int) int { |
|||
value := int(remote[2+(idx*5)]) |
|||
return (value & 0b00011110) >> 1 |
|||
} |
|||
|
|||
func (remote PanelEventMessage) SwipedFromPanelID(idx int) uint16 { |
|||
return binary.BigEndian.Uint16(remote[2+(idx*5)+3:]) |
|||
} |
|||
|
|||
var shapeTypeMap = map[int]string{ |
|||
0: "Triangle", |
|||
1: "Rhythm", |
|||
2: "Square", |
|||
3: "Control Square Master", |
|||
4: "Control Square Passive", |
|||
7: "Hexagon (Shapes)", |
|||
8: "Triangle (Shapes)", |
|||
9: "Mini Triangle (Shapes)", |
|||
12: "Shapes Controller", |
|||
} |
|||
|
|||
var shapeWidthMap = map[int]int{ |
|||
0: 150, |
|||
1: -1, |
|||
2: 100, |
|||
3: 100, |
|||
4: 100, |
|||
7: 67, |
|||
8: 134, |
|||
9: 67, |
|||
12: -1, |
|||
} |
|||
|
|||
var httpMessage = []byte(`{ "write": { "command": "display", "animType": "extControl", "extControlVersion": "v2" }}`) |
|||
@ -0,0 +1,162 @@ |
|||
package nanoleaf |
|||
|
|||
import ( |
|||
"context" |
|||
"encoding/json" |
|||
"fmt" |
|||
"git.aiterp.net/lucifer/new-server/models" |
|||
"net/http" |
|||
"sync" |
|||
"time" |
|||
) |
|||
|
|||
type Driver struct { |
|||
mu sync.Mutex |
|||
bridges []*bridge |
|||
} |
|||
|
|||
// SearchBridge checks the bridge at the address. If it's not a dry-run, you must hold down the power button
|
|||
// before calling this function and wait for the pattern.
|
|||
func (d *Driver) SearchBridge(ctx context.Context, address string, dryRun bool) ([]models.Bridge, error) { |
|||
res, err := http.Get(fmt.Sprintf("http://%s/device_info", address)) |
|||
if err != nil { |
|||
return nil, err |
|||
} |
|||
defer res.Body.Close() |
|||
|
|||
deviceInfo := DeviceInfo{} |
|||
err = json.NewDecoder(res.Body).Decode(&deviceInfo) |
|||
if err != nil { |
|||
return nil, err |
|||
} |
|||
if deviceInfo.ModelNumber == "" { |
|||
return nil, models.ErrUnexpectedResponse |
|||
} |
|||
|
|||
token := "" |
|||
if !dryRun { |
|||
req, err := http.NewRequest("POST", fmt.Sprintf("http://%s:16021/api/v1/new/", address), nil) |
|||
if err != nil { |
|||
return nil, err |
|||
} |
|||
|
|||
res, err := http.DefaultClient.Do(req.WithContext(ctx)) |
|||
if err != nil { |
|||
return nil, err |
|||
} |
|||
defer res.Body.Close() |
|||
|
|||
if res.StatusCode != 200 { |
|||
return nil, models.ErrBridgeSearchFailed |
|||
} |
|||
|
|||
tokenResponse := TokenResponse{} |
|||
err = json.NewDecoder(res.Body).Decode(&tokenResponse) |
|||
if err != nil { |
|||
return nil, err |
|||
} |
|||
|
|||
token = tokenResponse.Token |
|||
} |
|||
|
|||
return []models.Bridge{{ |
|||
ID: -1, |
|||
Name: fmt.Sprintf("Nanoleaf Controller (MN: %s, SN: %s, HV: %s, FV: %s, BV: %s)", |
|||
deviceInfo.ModelNumber, |
|||
deviceInfo.SerialNumber, |
|||
deviceInfo.HardwareVersion, |
|||
deviceInfo.FirmwareVersion, |
|||
deviceInfo.BootloaderVersion, |
|||
), |
|||
Driver: models.DTNanoLeaf, |
|||
Address: address, |
|||
Token: token, |
|||
}}, nil |
|||
} |
|||
|
|||
func (d *Driver) SearchDevices(ctx context.Context, bridge models.Bridge, timeout time.Duration) ([]models.Device, error) { |
|||
b, err := d.ensureBridge(ctx, bridge) |
|||
if err != nil { |
|||
return nil, err |
|||
} |
|||
|
|||
if timeout > time.Millisecond { |
|||
timeoutCtx, cancel := context.WithTimeout(ctx, timeout) |
|||
defer cancel() |
|||
|
|||
ctx = timeoutCtx |
|||
} |
|||
|
|||
err = b.Refresh(ctx) |
|||
if err != nil { |
|||
return nil, err |
|||
} |
|||
|
|||
return b.Devices(), nil |
|||
} |
|||
|
|||
func (d *Driver) ListDevices(ctx context.Context, bridge models.Bridge) ([]models.Device, error) { |
|||
b, err := d.ensureBridge(ctx, bridge) |
|||
if err != nil { |
|||
return nil, err |
|||
} |
|||
|
|||
return b.Devices(), nil |
|||
} |
|||
|
|||
func (d *Driver) Run(ctx context.Context, bridge models.Bridge, ch chan<- models.Event) error { |
|||
b, err := d.ensureBridge(ctx, bridge) |
|||
if err != nil { |
|||
return err |
|||
} |
|||
|
|||
return b.Run(ctx, bridge, ch) |
|||
} |
|||
|
|||
func (d *Driver) Publish(ctx context.Context, bridge models.Bridge, devices []models.Device) error { |
|||
b, err := d.ensureBridge(ctx, bridge) |
|||
if err != nil { |
|||
return err |
|||
} |
|||
|
|||
b.Update(devices) |
|||
|
|||
return nil |
|||
} |
|||
|
|||
func (d *Driver) ensureBridge(ctx context.Context, info models.Bridge) (*bridge, error) { |
|||
d.mu.Lock() |
|||
for _, bridge := range d.bridges { |
|||
if bridge.host == info.Address { |
|||
d.mu.Unlock() |
|||
return bridge, nil |
|||
} |
|||
} |
|||
d.mu.Unlock() |
|||
|
|||
bridge := &bridge{ |
|||
host: info.Address, |
|||
apiKey: info.Token, |
|||
externalID: info.ID, |
|||
panelIDMap: make(map[uint16]int, 9), |
|||
} |
|||
|
|||
// If this fails, then the authorization failed.
|
|||
err := bridge.Refresh(ctx) |
|||
if err != nil { |
|||
return nil, err |
|||
} |
|||
|
|||
// To avoid a potential duplicate, try looking for it again before inserting
|
|||
d.mu.Lock() |
|||
for _, bridge := range d.bridges { |
|||
if bridge.host == info.Address { |
|||
d.mu.Unlock() |
|||
return bridge, nil |
|||
} |
|||
} |
|||
d.bridges = append(d.bridges, bridge) |
|||
d.mu.Unlock() |
|||
|
|||
return bridge, nil |
|||
} |
|||
@ -0,0 +1,68 @@ |
|||
package nanoleaf |
|||
|
|||
import ( |
|||
"encoding/binary" |
|||
"time" |
|||
) |
|||
|
|||
type panel struct { |
|||
ID uint16 |
|||
ColorRGBA [4]byte |
|||
TransitionAt time.Time |
|||
|
|||
O int |
|||
X int |
|||
Y int |
|||
ShapeType int |
|||
|
|||
Stale bool |
|||
SlowUpdates int |
|||
TicksUntilSlowUpdate int |
|||
} |
|||
|
|||
func (p *panel) message() (message [8]byte) { |
|||
transitionTime := p.TransitionAt.Sub(time.Now()).Round(time.Millisecond * 100) |
|||
if transitionTime > maxTransitionTime { |
|||
transitionTime = maxTransitionTime |
|||
} else if transitionTime < 0 { |
|||
transitionTime = 0 |
|||
} |
|||
|
|||
binary.BigEndian.PutUint16(message[0:], p.ID) |
|||
copy(message[2:], p.ColorRGBA[:]) |
|||
binary.BigEndian.PutUint16(message[6:], uint16(transitionTime/(time.Millisecond*100))) |
|||
|
|||
return |
|||
} |
|||
|
|||
func (p *panel) update(colorRGBA [4]byte, transitionAt time.Time) { |
|||
if p.ColorRGBA != colorRGBA { |
|||
p.ColorRGBA = colorRGBA |
|||
p.Stale = true |
|||
p.SlowUpdates = 3 |
|||
p.TicksUntilSlowUpdate = 10 |
|||
} |
|||
p.TransitionAt = transitionAt |
|||
} |
|||
|
|||
type panelUpdate []byte |
|||
|
|||
func (u *panelUpdate) Add(message [8]byte) { |
|||
if len(*u) < 2 { |
|||
*u = make([]byte, 2, 10) |
|||
} |
|||
|
|||
binary.BigEndian.PutUint16(*u, binary.BigEndian.Uint16(*u)+1) |
|||
|
|||
*u = append(*u, message[:]...) |
|||
} |
|||
|
|||
func (u *panelUpdate) Len() int { |
|||
if len(*u) < 2 { |
|||
return 0 |
|||
} |
|||
|
|||
return int(binary.BigEndian.Uint16(*u)) |
|||
} |
|||
|
|||
const maxTransitionTime = time.Minute * 109 |
|||
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