aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorBen Burwell <ben@benburwell.com>2018-05-24 23:19:26 -0400
committerBen Burwell <ben@benburwell.com>2018-05-24 23:19:26 -0400
commit65b8fb514db9fc5125494b3393699bf666ed9cb2 (patch)
tree1403327124796b215ebdb1982af135943732e6cd
parenta3786c8698f8b7c85d09e241cf09dc0e8ced9da2 (diff)
Get lat/long from config file
-rw-r--r--Makefile2
-rw-r--r--colortemp.go9
-rw-r--r--config.go39
-rw-r--r--main.go16
4 files changed, 57 insertions, 9 deletions
diff --git a/Makefile b/Makefile
index 230b023..f76c3c2 100644
--- a/Makefile
+++ b/Makefile
@@ -1,2 +1,2 @@
-phlux: main.go colortemp.go
+phlux: main.go colortemp.go config.go
go build .
diff --git a/colortemp.go b/colortemp.go
index 8cf3454..f7209a1 100644
--- a/colortemp.go
+++ b/colortemp.go
@@ -11,18 +11,15 @@ import (
type ColorTemperature uint
-const LATITUDE = 42.348333
-const LONGITUDE = 71.1675
-
// Get the correct color temperature for a given time. If the time is between
// sunrise and sunset, a high CT is selected. Otherise, during night, a low
// color temperature is used.
//
// TODO: This is a naive approach and should be revisited
-func getDesiredColorTemperature(t time.Time) ColorTemperature {
+func getDesiredColorTemperature(t time.Time, latitude, longitude float64) ColorTemperature {
log.Printf("Calculating sunrise/sunset for: %s\n", t.Format(time.RFC3339))
- sunrise := astrotime.CalcSunrise(t, LATITUDE, LONGITUDE)
- sunset := astrotime.CalcSunset(t, LATITUDE, LONGITUDE)
+ sunrise := astrotime.CalcSunrise(t, latitude, longitude)
+ sunset := astrotime.CalcSunset(t, latitude, longitude)
log.Printf("Sunrise: %s, Sunset: %s\n", sunrise.Format(time.RFC3339), sunset.Format(time.RFC3339))
if t.After(sunrise) && t.Before(sunset) {
log.Println("Daytime, setting high CT")
diff --git a/config.go b/config.go
new file mode 100644
index 0000000..a12a240
--- /dev/null
+++ b/config.go
@@ -0,0 +1,39 @@
+package main
+
+import (
+ "io/ioutil"
+ "log"
+
+ "github.com/BurntSushi/xdg"
+ "gopkg.in/yaml.v2"
+)
+
+const XDG_CONFIG_NAME = "phlux"
+
+type PhluxConfig struct {
+ Latitude float64 `yaml:"latitude"`
+ Longitude float64 `yaml:"longitude"`
+ Bridges []struct {
+ BridgeID string `yaml:"id"`
+ Token string `yaml:"token"`
+ } `yaml:"bridges"`
+}
+
+func (c *PhluxConfig) Read() {
+ var paths xdg.Paths
+ configFile, err := paths.ConfigFile(XDG_CONFIG_NAME)
+ if err != nil {
+ log.Printf("No config file found: %s\n", err.Error())
+ return
+ }
+ yamlFile, err := ioutil.ReadFile(configFile)
+ if err != nil {
+ log.Printf("Error reading config file %s: %s\n", configFile, err.Error())
+ return
+ }
+ err = yaml.Unmarshal(yamlFile, c)
+ if err != nil {
+ log.Printf("Error unmarshalling yaml: %s\n", err.Error())
+ return
+ }
+}
diff --git a/main.go b/main.go
index 76f5838..6253cbb 100644
--- a/main.go
+++ b/main.go
@@ -11,12 +11,16 @@ import (
const username = "phlux"
func main() {
+ var config PhluxConfig
+ config.Read()
+ log.Println("Config:", config)
+
bridges, err := hue.FindBridges()
if err != nil {
log.Fatalf("Error finding bridges: %s\n", err.Error())
}
log.Printf("Found %d bridge(s)\n", len(bridges))
- desiredColorTemp := getDesiredColorTemperature(time.Now())
+ desiredColorTemp := getDesiredColorTemperature(time.Now(), config.Latitude, config.Longitude)
for _, bridge := range bridges {
log.Printf("Bridge: %s\n", bridge.IPAddress)
updateBridge(bridge, desiredColorTemp)
@@ -31,9 +35,17 @@ func updateBridge(bridge hue.Bridge, ct ColorTemperature) {
//fmt.Printf("Made user %s for bridge %s\n", username, bridge.IPAddress)
err := bridge.Login(os.Getenv("HUE_LOGIN"))
if err != nil {
- log.Fatalf("Could not log in to bridge: %s", err.Error())
+ log.Fatalf("Could not log in to bridge: %s\n", err.Error())
}
log.Println("Logged in to bridge")
+
+ config, err := bridge.GetConfig()
+ if err != nil {
+ log.Fatalf("Could not get bridge info: %s\n", err.Error())
+ }
+ log.Printf("Bridge name: %s\n", config.Name)
+ log.Printf("Bridge ID: %s\n", config.BridgeID)
+
lights, err := bridge.GetAllLights()
if err != nil {
log.Fatalf("Error getting lights: %s\n", err.Error())