Rename and improve the information tool

brother-info/main.go

@@ -1,27 +0,0 @@
-package main
-
-import (
-	"log"
-
-	"janouch.name/sklad/ql"
-)
-
-func main() {
-	printer, err := ql.Open()
-	if err != nil {
-		log.Fatalln(err)
-	}
-	if printer == nil {
-		log.Fatalln("no suitable printer found")
-	}
-
-	defer printer.Close()
-
-	if err := printer.Initialize(); err != nil {
-		log.Fatalln(err)
-	}
-	if err := printer.UpdateStatus(); err != nil {
-		log.Fatalln(err)
-	}
-	log.Printf("status\n%s", printer.LastStatus)
-}

ql-info/main.go

@@ -0,0 +1,41 @@
+package main
+
+import (
+	"fmt"
+	"log"
+
+	"janouch.name/sklad/ql"
+)
+
+func main() {
+	printer, err := ql.Open()
+	if err != nil {
+		log.Fatalln(err)
+	}
+	if printer == nil {
+		log.Fatalln("no suitable printer found")
+	}
+
+	defer printer.Close()
+
+	fmt.Printf("\x1b[1m%s %s\x1b[m\n", printer.Manufacturer, printer.Model)
+	if err := printer.Initialize(); err != nil {
+		log.Fatalln(err)
+	}
+	if err := printer.UpdateStatus(); err != nil {
+		log.Fatalln(err)
+	}
+
+	status := printer.LastStatus
+	fmt.Print(status)
+
+	fmt.Println("\x1b[1mMedia information\x1b[m")
+	if mi := ql.GetMediaInfo(
+		status.MediaWidthMM(), status.MediaLengthMM()); mi != nil {
+		fmt.Println("side margin pins:", mi.SideMarginPins)
+		fmt.Println("print area pins:", mi.PrintAreaPins)
+		fmt.Println("print area length:", mi.PrintAreaLength)
+	} else {
+		fmt.Println("unknown media")
+	}
+}