Added golangci linting and improved what was required

mk2if/mockmk2.go

@@ -0,0 +1,71 @@
+package mk2if
+
+import (
+	"fmt"
+	"time"
+)
+
+type mock struct {
+	c chan *Mk2Info
+}
+
+func NewMk2Mock() Mk2If {
+	tmp := &mock{
+		c: make(chan *Mk2Info, 1),
+	}
+	go tmp.genMockValues()
+	return tmp
+}
+
+func genBaseLeds(state LEDstate) map[Led]LEDstate {
+	return map[Led]LEDstate{
+		LedMain:        state,
+		LedAbsorption:  state,
+		LedBulk:        state,
+		LedFloat:       state,
+		LedInverter:    state,
+		LedOverload:    state,
+		LedLowBattery:  state,
+		LedTemperature: state,
+	}
+}
+
+func (m *mock) C() chan *Mk2Info {
+	return m.c
+}
+
+func (m *mock) Close() {
+
+}
+
+func (m *mock) genMockValues() {
+	mult := 1.0
+	ledState := LedOff
+	for {
+		input := &Mk2Info{
+			OutCurrent:   2.0 * mult,
+			InCurrent:    2.3 * mult,
+			OutVoltage:   230.0 * mult,
+			InVoltage:    230.1 * mult,
+			BatVoltage:   25 * mult,
+			BatCurrent:   -10 * mult,
+			InFrequency:  50 * mult,
+			OutFrequency: 50 * mult,
+			ChargeState:  1 * mult,
+			Errors:       nil,
+			Timestamp:    time.Now(),
+			Valid:        true,
+			LEDs:         genBaseLeds(ledState),
+		}
+
+		ledState = (ledState + 1) % 3
+
+		mult = mult - 0.1
+		if mult < 0 {
+			mult = 1.0
+		}
+		fmt.Printf("Sending\n")
+		m.c <- input
+		time.Sleep(1 * time.Second)
+	}
+}