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package hue
import (
"fmt"
"os"
"net/http"
"io/ioutil"
"encoding/json"
"strings"
"errors"
)
type Light struct {
State struct {
On bool `json:"on"`
Bri int `json:"bri"`
hue int `json:"hue"`
sat int `json:"sat"`
effect string `json:"effect"`
xy []string `json:"xy"` // TODO: what is this?
ct int `json:"ct"` // TODO: what is this?
alert string `json:"alert"`
colormode string `json:"colormode"`
reachable bool `json:"reachable"`
} `json:"state"`
Type string `json:"type"`
Name string `json:"name"`
ModelID string `json:"modelid"`
ManufacturerName string `json:"manufacturername"`
UniqueID string `json:"uniqueid"`
SWVersion string `json:"swversion"`
}
//http://192.168.1.128/api/319b36233bd2328f3e40731b23479207/lights/
// GetAllLights retreives the state of all lights that the bridge is aware of.
func GetAllLights(bridge *Bridge) []Light {
// Loop through all light indicies to see if they exist
// and parse their values. Supports 100 lights.
var lights []Light
for index := 1; index < 101; index++ {
response, err := http.Get(
fmt.Sprintf("http://%s/api/%s/lights/%d", bridge.IPAddress, bridge.Username, index))
if err != nil {
trace("", err)
os.Exit(1)
} else if response.StatusCode != 200 {
trace(fmt.Sprintf("Bridge status error %d", response.StatusCode), nil)
os.Exit(1)
}
// Read the response
body, err := ioutil.ReadAll(response.Body)
defer response.Body.Close()
if err != nil {
trace("", err)
os.Exit(1)
}
if strings.Contains(string(body), "not available") {
// Handle end of searchable lights
fmt.Printf("\n\n%d lights found.\n\n", index)
break
}
// Parse and load the response into the light array
data := Light{}
err = json.Unmarshal(body, &data)
if err != nil {
trace("", err)
os.Exit(1)
}
lights = append(lights, data)
}
return lights
}
// GetLight will return a light struct containing data on a given name.
func GetLight(bridge *Bridge, name string) (Light, error) {
lights := GetAllLights(bridge)
for index := 0; index < len(lights); index++ {
if lights[index].Name == name {
return lights[index], nil
}
}
return Light{}, errors.New("Light not found.")
}
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