add proper logging

main.go

@@ -1,10 +1,10 @@
 package main
 
 import (
-    //"github.com/fogleman/gg"
+//    "github.com/fogleman/gg"
     "github.com/shermp/go-fbink-v2/gofbink"
     "github.com/shermp/go-kobo-input/koboin"
-    //"image"
+    "image"
     "git.sr.ht/~adnano/go-gemini"
 	"git.sr.ht/~adnano/go-gemini/tofu"
 	"crypto/x509"
@@ -16,6 +16,8 @@ import (
 	"io/ioutil"
 	"fmt"
 	"time"
+	"os"
+	"log"
     "bytes"
 )
 
@@ -28,6 +30,14 @@ var (
 var height int = 1080
 var width int = 1440 // TODO get from device instead of hardcoding
 
+
+// drawOSK renders the onscreen keyboard to an image.
+func drawOSK(keymap []string) *image.RGBA {
+	var im image.RGBA
+	
+	return &im
+}
+
 func trustCertificate(hostname string, cert *x509.Certificate) error {
 	host := tofu.NewHost(hostname, cert.Raw, cert.NotAfter)
 	knownHost, ok := hosts.Lookup(hostname)
@@ -102,31 +112,39 @@ func main() {
 	    return
 	}
 	defer t.Close()
+	// Logging setup
+	var logFile, err= os.Create("/mnt/onboard/gemini.log")
+	var logger *log.Logger = log.New(logFile, "gemini", log.LstdFlags )
 
-	// Load known hosts file
 	path := "/mnt/onboard/.adds/gemini/known-hosts" // TODO don't hardcode
-    err := hosts.Load(path) // TODO create known hosts file
+	
+	if _, err := os.Stat(path); os.IsNotExist(err) {
+	  os.Create(path)
+	  fb.Println("Created hosts file")
+	}
+	// Load known hosts file
+    err = hosts.Load(path)
 	if err != nil {
 		fb.Println(err)
-        time.Sleep(1000)
+		logger.Fatal(err)
 	}
 
 	hostsfile, err = tofu.NewHostsFile(path)
 	if err != nil {
 		fb.Println(err)
-		time.Sleep(1000)
+		logger.Fatal(err)
 	}
 
     url := "gemini://gemini.circumlunar.space"
 	req, err := gemini.NewRequest(url)
 	if err != nil {
 		fb.Println(err)
-		time.Sleep(1000)
+		logger.Fatal(err)
 	}
 	resp, err := do(req, nil)
 	if err != nil {
 		fb.Println(err)
-		time.Sleep(1000)
+		logger.Fatal(err)
 	}
 	defer resp.Body.Close()
 
@@ -135,6 +153,7 @@ func main() {
 		body, err := ioutil.ReadAll(resp.Body)
 		if err != nil {
 			fb.Println(err)
+			logger.Fatal(err)
 		}
 		fb.Println(string(body))
 	} else {
@@ -147,8 +166,9 @@ func main() {
 			continue
 		}
         if x < 100 && y < 100 {
+        	fb.Println("Exiting...")
             break
         }
     }
     hostsfile.Close()
-}
+}