split src/devices/input into src/devices/input/{raw,wrap}

src/device/input/raw/raw.go

@@ -0,0 +1,26 @@
+package raw
+
+import (
+	"context"
+	"os"
+	"strconv"
+)
+
+type Raw interface {
+	Read() []byte
+	Close()
+}
+
+func New(ctx context.Context) Raw {
+	if os.Getenv("RAW_KEYBOARD") == "true" {
+		return NewKeyboard()
+	}
+	if port, _ := strconv.Atoi(os.Getenv("RAW_UDP")); port != 0 {
+		return NewUDP(port)
+	}
+	generator := randomCharFromRange('a', 'g')
+	if p, ok := os.LookupEnv("RAW_RANDOM_WEIGHT_FILE"); ok && len(p) > 0 {
+		generator = randomCharFromWeightFile(p)
+	}
+	return NewRandom(generator)
+}