Added auto downloader for launcher

download.go

@@ -0,0 +1,89 @@
+package main
+
+import (
+	"fmt"
+	"io"
+	"net/http"
+	"os"
+	"runtime"
+	"strings"
+)
+
+/*
+	Download.go
+
+	This script help download the latest release from Github, if endpoint is not specified
+*/
+
+func downloadReleaseBinary() error {
+	//Check if the src.txt file exists and overwrite default release if found
+	src := "https://github.com/tobychui/arozos/releases/latest/download/"
+	srcFileContent, err := os.ReadFile("src.txt")
+	if err == nil {
+		src = strings.TrimSpace(string(srcFileContent))
+	}
+
+	if src[len(src)-1:] != "/" {
+		src = src + "/"
+	}
+
+	fmt.Println("[LAUNCHER] Downloading release from " + src)
+
+	//Download binary
+	binaryTag := "arozos_" + runtime.GOOS + "_" + runtime.GOARCH
+	if runtime.GOOS == "windows" {
+		binaryTag += ".exe"
+	}
+
+	binaryName := "arozos"
+	if runtime.GOOS == "windows" {
+		binaryName += ".exe"
+	}
+
+	fmt.Println("[LAUNCHER] Downloading arozos release binary from: " + src + binaryTag)
+	err = downloadFile(binaryName, src+binaryTag)
+	if err != nil {
+		fmt.Println("[LAUNCHER] Trying to download binary from release page but failed: ", err.Error())
+		return err
+	}
+
+	//Download web.tar.gz
+	fmt.Println("[LAUNCHER] Downloading web.tar.gz from: " + src + "web.tar.gz (this might take a while)...")
+	err = downloadFile("web.tar.gz", src+"web.tar.gz")
+	if err != nil {
+		fmt.Println("[LAUNCHER] Trying to download binary from release page but failed: ", err.Error())
+		return err
+	}
+
+	return nil
+}
+
+func downloadFile(filepath string, url string) (err error) {
+
+	// Create the file
+	out, err := os.Create(filepath)
+	if err != nil {
+		return err
+	}
+	defer out.Close()
+
+	// Get the data
+	resp, err := http.Get(url)
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+
+	// Check server response
+	if resp.StatusCode != http.StatusOK {
+		return fmt.Errorf("bad status: %s", resp.Status)
+	}
+
+	// Writer the body to file
+	_, err = io.Copy(out, resp.Body)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}

fs.go

@@ -83,9 +83,20 @@ func autoDetectExecutable() string {
 	if fileExists(binaryExecPath) {
 		return binaryExecPath
 	} else {
-		fmt.Println("[LAUNCHER] Unable to detect ArozOS start binary")
-		os.Exit(1)
-		return ""
+		//Binary not found. Try download it
+		err := downloadReleaseBinary()
+		if err != nil {
+			fmt.Println("[LAUNCHER] Unable to detect ArozOS start binary")
+			os.Exit(1)
+			return ""
+		}
+
+		if runtime.GOOS == "windows" {
+			return "arozos.exe"
+		} else {
+			return "arozos"
+		}
+
 	}
 }
 

main.go

@@ -19,7 +19,7 @@ import (
 */
 
 const (
-	launcherVersion   = "1.1"
+	launcherVersion   = "1.2"
 	restoreRetryCount = 3 //The number of retry before restore old version, if not working after restoreRetryCount + 1 launcher will exit
 )