secstate/furnacecheck
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Update x,y and add db writes back in

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This commit is contained in:
Colin Powell
2025-12-20 20:41:23 -05:00
parent 871ea57d75
commit 44ea19863f
1 changed files with 63 additions and 39 deletions
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102
main.go
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@ -49,39 +49,39 @@ type Light struct {
MinOnDurationMS int64 `json:"min_on_duration_ms"`
}
var defaultLights = map[string]Light{
"furnace_power": {"Furnace Power", 1146, 785, "urgent", 100},
"living_room_stat": {"Living Room Thermostat", 885, 230, "low", 100},
"living_room_heat": {"Living Room Heating", 1395, 240, "low", 100},
"dining_room_stat": {"Dining Room Thermostat", 885, 272, "low", 100},
"dining_room_heat": {"Dining Room Heating", 1400, 275, "low", 100},
"hot_water_stat": {"Hot Water Thermostat", 880, 445, "low", 100},
"hot_water_heat": {"Hot Water Heating", 1405, 445, "low", 100},
"first_bed_stat": {"First Bedroom Thermostat", 880, 480, "low", 100},
"first_bed_heat": {"First Bedroom Heating", 1407, 488, "low", 100},
"master_bed_stat": {"Master Bedroom Thermostat", 880, 530, "low", 100},
"master_bed_heat": {"Master Bedroom Heating", 1407, 538, "low", 100},
"basement_stat": {"Basement Thermostat", 879, 564, "low", 100},
"basement_heat": {"Basement Heating", 1413, 578, "low", 100},
"second_bed_stat": {"Second Bedroom Thermostat", 875, 613, "low", 100},
"second_bed_heat": {"Second Bedroom Heating", 1413, 618, "low", 100},
"inducer": {"Inducer", 1415, 662, "low", 100},
"burner": {"Burner", 1415, 699, "low", 100},
"circulator": {"Circulator", 1418, 749, "low", 100},
"living_room_stat": {"Living Room Thermostat", 775, 251, "low", 100},
"living_room_heat": {"Living Room Heating", 1320, 263, "low", 100},
"dining_room_stat": {"Dining Room Thermostat", 779, 290, "low", 100},
"dining_room_heat": {"Dining Room Heating", 1317, 305, "low", 100},
"hot_water_stat": {"Hot Water Thermostat", 773, 488, "low", 100},
"hot_water_heat": {"Hot Water Heating", 1313, 501, "low", 100},
"first_bed_stat": {"First Bedroom Thermostat", 769, 526, "low", 100},
"first_bed_heat": {"First Bedroom Heating", 1309, 540, "low", 100},
"master_bed_stat": {"Master Bedroom Thermostat", 773, 570, "low", 100},
"master_bed_heat": {"Master Bedroom Heating", 1309, 588, "low", 100},
"basement_stat": {"Basement Thermostat", 769, 614, "low", 100},
"basement_heat": {"Basement Heating", 1309, 630, "low", 100},
"second_bed_stat": {"Second Bedroom Thermostat", 764, 657, "low", 100},
"second_bed_heat": {"Second Bedroom Heating", 1307, 672, "low", 100},
"inducer": {"Inducer", 1307, 711, "low", 100},
"burner": {"Burner", 1307, 760, "low", 100},
"circulator": {"Circulator", 1307, 799, "low", 100},
"furnace_power": {"Furnace Power", 1038, 837, "urgent", 100},
}
func main() {
fmt.Println("Starting multi-light monitor")
dbPath := getEnv("LIGHT_DB_PATH", "lightlog.db")
webcamURL := getEnv("WEBCAM_URL", "http://furnace.service:8082/stream")
minBrightness := getEnvInt("MIN_BRIGHTNESS", 160)
webcamURL := getEnv("WEBCAM_URL", "http://furnace.service:8081/stream")
minBrightness := getEnvInt("MIN_BRIGHTNESS", 170)
checkInterval := getEnvDuration("CHECK_INTERVAL", 2*time.Second)
webPort := getEnv("FURNACE_WEB_PORT", "8090")
lights, err := loadLightsFromEnv()
if err != nil {
log.Fatal(err)
}
lights, err := loadLightsFromEnv()
if err != nil {
log.Fatal(err)
}
fmt.Println("Using DB:", dbPath)
fmt.Println("Using webcam:", webcamURL)
@ -104,6 +104,10 @@ func main() {
state TEXT,
timestamp DATETIME
)`)
_, err = db.Exec(`CREATE INDEX IF NOT EXISTS idx_light_checks_name_ts
ON light_checks(name, timestamp DESC
);`)
if err != nil {
log.Fatal(err)
}
@ -111,12 +115,14 @@ func main() {
prevStates := make(map[string]bool)
for {
img, err := grabFrame(webcamURL)
if err != nil {
log.Println("Error grabbing frame:", err)
time.Sleep(time.Second)
continue
}
img, err := grabFrame(webcamURL)
if err != nil {
log.Println("Error grabbing frame:", err)
time.Sleep(time.Second)
continue
}
now := time.Now()
for key, light := range lights {
on := isLightOn(img, light, minBrightness)
@ -125,11 +131,12 @@ func main() {
if on != prevStates[key] {
stateStr := onOff(on)
// Notify
fmt.Printf("%s: %s\n", light.Name, stateStr)
insertLightEvent(db, key, on, now)
sendNtfyNotification(light, on)
// Update previous state
prevStates[key] = on
}
}
@ -141,7 +148,7 @@ func main() {
func loadLightsFromEnv() (map[string]Light, error) {
raw := os.Getenv("LIGHTS_JSON")
if raw == "" {
return defaultLights, nil
return defaultLights, nil
}
var lights map[string]Light
@ -156,7 +163,6 @@ func loadLightsFromEnv() (map[string]Light, error) {
return lights, nil
}
func grabFrame(url string) (image.Image, error) {
resp, err := http.Get(url)
if err != nil {
@ -268,10 +274,10 @@ func sendNtfyNotification(light Light, on bool) {
}
func startWebServer(db *sql.DB, port string) {
lights, err := loadLightsFromEnv()
if err != nil {
log.Fatal(err)
}
lights, err := loadLightsFromEnv()
if err != nil {
log.Fatal(err)
}
http.HandleFunc("/lights", func(w http.ResponseWriter, r *http.Request) {
rows, err := db.Query(`
@ -303,3 +309,21 @@ func startWebServer(db *sql.DB, port string) {
log.Println("HTTP server listening on", port)
log.Fatal(http.ListenAndServe(":"+port, nil))
}
func insertLightEvent(db *sql.DB, name string, on bool, ts time.Time) {
state := "off"
if on {
state = "on"
}
_, err := db.Exec(
`INSERT INTO light_checks (name, state, timestamp)
VALUES (?, ?, ?)`,
name,
state,
ts,
)
if err != nil {
log.Println("DB insert failed:", err)
}
}