add check for battery array length (#1076)

henrygd · henrygd · commit 09cd8d0db9aa · 2025-08-25T21:34:34.000-04:00
diff --git a/beszel/internal/agent/battery.go b/beszel/internal/agent/battery.go
@@ -5,7 +5,7 @@ import "github.com/distatus/battery"
 // getBatteryStats returns the current battery percent and charge state
 func getBatteryStats() (batteryPercent uint8, batteryState uint8, err error) {
 	batteries, err := battery.GetAll()
-	if err != nil {
+	if err != nil || len(batteries) == 0 {
 		return batteryPercent, batteryState, err
 	}
 	totalCapacity := float64(0)

Original file line number	Diff line number	Diff line change
`@@ -5,7 +5,7 @@ import "github.com/distatus/battery"`
`5`	`5`	`// getBatteryStats returns the current battery percent and charge state`
`6`	`6`	`func getBatteryStats() (batteryPercent uint8, batteryState uint8, err error) {`
`7`	`7`	`batteries, err := battery.GetAll()`
`8`		`- if err != nil {`
	`8`	`+ if err != nil \|\| len(batteries) == 0 {`
`9`	`9`	`return batteryPercent, batteryState, err`
`10`	`10`	`}`
`11`	`11`	`totalCapacity := float64(0)`