chore: comment the code

helpers.go

@@ -17,7 +17,7 @@ func DownloadCache() error {
 	}
 	defer resp.Body.Close()
 
-	if err := os.MkdirAll(TMPDIR, os.ModePerm); err != nil {
+	if err = os.MkdirAll(TMPDIR, os.ModePerm); err != nil {
 		return fmt.Errorf("couldn't create tmpdir: %w", err)
 	}
 	out, err := os.Create(PAYLOAD)
@@ -26,7 +26,7 @@ func DownloadCache() error {
 	}
 	defer out.Close()
 
-	if _, err := io.Copy(out, resp.Body); err != nil {
+	if _, err = io.Copy(out, resp.Body); err != nil {
 		return fmt.Errorf("couldn't write to file: %w", err)
 	}
 
@@ -35,6 +35,9 @@ func DownloadCache() error {
 
 func DownloadBepinex() error {
 	tmpPath := TMPDIR + "/bepinex.zip"
+
+	// download only if it doesnt exist
+	if _, err := os.Stat(tmpPath); err != nil {
 		resp, err := http.Get("https://github.com/BepInEx/BepInEx/releases/download/v5.4.23.2/BepInEx_win_x64_5.4.23.2.zip")
 		if err != nil {
 			return fmt.Errorf("could not download bepinex: %w", err)
@@ -51,8 +54,9 @@ func DownloadBepinex() error {
 		if err != nil {
 			return fmt.Errorf("could not save file: %w", err)
 		}
+	}
 
-	err = unzip(tmpPath, GAME_PATH)
+	err := unzip(tmpPath, GAME_PATH)
 	if err != nil {
 		return fmt.Errorf("could not extract BepInEx: %w", err)
 	}

spire.go

@@ -1,7 +1,6 @@
 package main
 
 import (
-	"fmt"
 	"log"
 	"os"
 	"time"
@@ -26,14 +25,13 @@ func getCache() error {
 	info, err := os.Stat(PAYLOAD)
 
 	if err != nil {
-		fmt.Println("payload isn't accessible, requesting")
+		// payload isn't accessible, requesting
 		DownloadCache()
 	} else if !(info.ModTime().After(time.Now().Add(-2 * time.Hour))) {
 		// download again if payload is older than 2 hours
 		DownloadCache()
-	} else {
-		fmt.Println("payload was updated recently, won't update")
 	}
+	// else payload was updated recently, won't update
 
 	return nil
 }
@@ -44,7 +42,6 @@ func installBepinex() {
 	if err != nil {
 		// install bepinex
 		DownloadBepinex()
-	} else {
-		fmt.Println("bepinex already installed")
 	}
+	// else bepinex already installed
 }