refactor: move battery logic to segment

src/environment.go

@@ -64,7 +64,7 @@ type environmentInfo interface {
 	lastErrorCode() int
 	executionTime() float64
 	getArgs() *args
-	getBatteryInfo() (*battery.Battery, error)
+	getBatteryInfo() ([]*battery.Battery, error)
 	getShellName() string
 	getWindowTitle(imageName, windowTitleRegex string) (string, error)
 	doGet(url string) ([]byte, error)
@@ -246,30 +246,8 @@ func (env *environment) getArgs() *args {
 	return env.args
 }
 
-func (env *environment) getBatteryInfo() (*battery.Battery, error) {
+func (env *environment) getBatteryInfo() ([]*battery.Battery, error) {
-	getMostLogicalState := func(currentState battery.State, state battery.State) battery.State {
+	return battery.GetAll()
-		if currentState == battery.Unknown {
-			return state
-		}
-		if currentState == battery.Empty|battery.Full && state == battery.Charging|battery.Discharging {
-			return state
-		}
-		return battery.Charging
-	}
-	batteries, err := battery.GetAll()
-	if err != nil {
-		return nil, err
-	}
-	if batteries == nil {
-		return nil, &noBatteryError{}
-	}
-	batt := &battery.Battery{}
-	for _, bt := range batteries {
-		batt.Current += bt.Current
-		batt.Full += bt.Full
-		batt.State = getMostLogicalState(batt.State, bt.State)
-	}
-	return batt, nil
 }
 
 func (env *environment) getShellName() string {

src/segment_battery.go

@@ -33,12 +33,18 @@ const (
 )
 
 func (b *batt) enabled() bool {
-	var err error
+	batteries, err := b.env.getBatteryInfo()
-	b.Battery, err = b.env.getBatteryInfo()
 	if !b.enabledWhileError(err) {
 		return false
 	}
 
+	b.Battery = &battery.Battery{}
+	for _, bt := range batteries {
+		b.Battery.Current += bt.Current
+		b.Battery.Full += bt.Full
+		b.Battery.State = b.mapMostLogicalState(b.Battery.State, bt.State)
+	}
+
 	display := b.props.getBool(DisplayCharging, true)
 	if !display && (b.Battery.State == battery.Charging || b.Battery.State == battery.Full) {
 		return false
@@ -93,6 +99,16 @@ func (b *batt) enabledWhileError(err error) bool {
 	return true
 }
 
+func (b *batt) mapMostLogicalState(currentState battery.State, state battery.State) battery.State {
+	if currentState == battery.Unknown {
+		return state
+	}
+	if currentState == battery.Empty|battery.Full && state == battery.Charging|battery.Discharging {
+		return state
+	}
+	return battery.Charging
+}
+
 func (b *batt) string() string {
 	segmentTemplate := b.props.getString(SegmentTemplate, "{{.Icon}}{{ if not .Error }}{{.Percentage}}{{ end }}{{.Error}}")
 	template := &textTemplate{

src/segment_battery_test.go

@@ -19,7 +19,10 @@ func setupBatteryTests(state battery.State, batteryLevel float64, props *propert
 		Full:    100,
 		Current: batteryLevel,
 	}
-	env.On("getBatteryInfo", nil).Return(bt, nil)
+	batteries := []*battery.Battery{
+		bt,
+	}
+	env.On("getBatteryInfo", nil).Return(batteries, nil)
 	b := &batt{
 		props: props,
 		env:   env,
@@ -121,7 +124,8 @@ func TestBatteryForegroundColorInvalid(t *testing.T) {
 func TestBatteryError(t *testing.T) {
 	env := &MockedEnvironment{}
 	err := errors.New("oh snap")
-	env.On("getBatteryInfo", nil).Return(&battery.Battery{}, err)
+	batteries := []*battery.Battery{}
+	env.On("getBatteryInfo", nil).Return(batteries, err)
 	b := &batt{
 		props: &properties{
 			values: map[Property]interface{}{
@@ -137,7 +141,8 @@ func TestBatteryError(t *testing.T) {
 func TestBatteryErrorHidden(t *testing.T) {
 	env := &MockedEnvironment{}
 	err := errors.New("oh snap")
-	env.On("getBatteryInfo", nil).Return(&battery.Battery{}, err)
+	batteries := []*battery.Battery{}
+	env.On("getBatteryInfo", nil).Return(batteries, err)
 	b := &batt{
 		props: &properties{
 			values: map[Property]interface{}{
@@ -152,7 +157,8 @@ func TestBatteryErrorHidden(t *testing.T) {
 func TestBatteryNoBattery(t *testing.T) {
 	env := &MockedEnvironment{}
 	err := &noBatteryError{}
-	env.On("getBatteryInfo", nil).Return(&battery.Battery{}, err)
+	batteries := []*battery.Battery{}
+	env.On("getBatteryInfo", nil).Return(batteries, err)
 	b := &batt{
 		props: &properties{
 			values: map[Property]interface{}{

src/segment_path_test.go

@@ -107,9 +107,9 @@ func (env *MockedEnvironment) getArgs() *args {
 	return arguments.Get(0).(*args)
 }
 
-func (env *MockedEnvironment) getBatteryInfo() (*battery.Battery, error) {
+func (env *MockedEnvironment) getBatteryInfo() ([]*battery.Battery, error) {
 	args := env.Called(nil)
-	return args.Get(0).(*battery.Battery), args.Error(1)
+	return args.Get(0).([]*battery.Battery), args.Error(1)
 }
 
 func (env *MockedEnvironment) getShellName() string {