initial commit

controller/controller.go

@@ -0,0 +1,82 @@
+package controller
+
+import (
+	"fmt"
+	"log"
+
+	"led-controller/config"
+	"led-controller/controller/openrgb"
+	"led-controller/controller/relay"
+)
+
+type Controller struct {
+	cfg   *config.Config
+	orgb  *openrgb.Client
+	relay *relay.Relay
+}
+
+func New(cfg *config.Config) (*Controller, error) {
+	c := &Controller{cfg: cfg}
+
+	if cfg.OpenRGB.Enabled {
+		client, err := openrgb.Connect()
+		if err != nil {
+			log.Printf("warning: openrgb unavailable: %v", err)
+		} else {
+			c.orgb = client
+			log.Println("openrgb: connected via CLI")
+		}
+	}
+
+	if cfg.Relay.Enabled {
+		c.relay = relay.New(cfg.Relay.Device, cfg.Relay.Channel, cfg.Relay.Baud)
+		log.Printf("relay: configured on %s channel %d", cfg.Relay.Device, cfg.Relay.Channel)
+	}
+
+	return c, nil
+}
+
+func (c *Controller) SetLEDs(on bool) error {
+	var errs []error
+
+	if c.cfg.OpenRGB.Enabled {
+		if err := c.setOpenRGB(on); err != nil {
+			errs = append(errs, fmt.Errorf("openrgb: %w", err))
+		}
+	}
+
+	if c.cfg.Relay.Enabled && c.relay != nil {
+		if err := c.relay.Set(on); err != nil {
+			errs = append(errs, fmt.Errorf("relay: %w", err))
+		}
+	}
+
+	if len(errs) > 0 {
+		return fmt.Errorf("%v", errs)
+	}
+	return nil
+}
+
+func (c *Controller) setOpenRGB(on bool) error {
+	if c.orgb == nil {
+		client, err := openrgb.Connect()
+		if err != nil {
+			return err
+		}
+		c.orgb = client
+	}
+
+	if on {
+		return c.orgb.SetAllOn(0xFF, 0xFF, 0xFF)
+	}
+	return c.orgb.SetAllOff()
+}
+
+func (c *Controller) Close() {
+	if c.orgb != nil {
+		c.orgb.Close()
+	}
+	if c.relay != nil {
+		c.relay.Close()
+	}
+}