init

internal/daemon/daemon.go

@@ -0,0 +1,40 @@
+package daemon
+
+import (
+	"context"
+	"log"
+	"time"
+
+	"git.jthan.io/jonathan/gobar/internal/config"
+	"git.jthan.io/jonathan/gobar/internal/collectors"
+	"git.jthan.io/jonathan/gobar/internal/output"
+)
+
+func Run(ctx context.Context, cfg config.Config) error {
+	ticker := time.NewTicker(cfg.Interval)
+	defer ticker.Stop()
+
+	log.Printf("daemon started (interval=%s)", cfg.Interval)
+
+	for {
+		select {
+
+		case <-ctx.Done():
+			log.Println("daemon shutting down")
+			return nil
+
+		case <-ticker.C:
+			runOnce(ctx)
+		}
+	}
+}
+
+func runOnce(ctx context.Context) {
+	m, err := collectors.Collect()
+	if err != nil {
+		log.Println("collect error:", err)
+		return
+	}
+
+	output.Print(m)
+}