feat: initial commit for G-Launcher based on Firefly with Horoyoi enhancements

pkg/hpatchz/hpatchz.go

@@ -0,0 +1,34 @@
+package hpatchz
+
+import (
+	"g-launcher/pkg/constant"
+	"fmt"
+	"os/exec"
+	"syscall"
+)
+
+func ApplyPatch(oldFile, diffFile, newFile string) error {
+	cmd := exec.Command(constant.ToolHPatchzExe.String(), "-f", oldFile, diffFile, newFile)
+	cmd.SysProcAttr = &syscall.SysProcAttr{HideWindow: true}
+	output, err := cmd.CombinedOutput()
+	if err != nil {
+		return fmt.Errorf("failed to execute hpatchz: %w", err)
+	}
+	if cmd.ProcessState.ExitCode() != 0 {
+		return fmt.Errorf("hpatchz failed: %s", string(output))
+	}
+	return nil
+}
+
+func ApplyPatchEmpty(diffFile, newFile string) error {
+	cmd := exec.Command(constant.ToolHPatchzExe.String(), "-f", "", diffFile, newFile)
+	cmd.SysProcAttr = &syscall.SysProcAttr{HideWindow: true}
+	output, err := cmd.CombinedOutput()
+	if err != nil {
+		return fmt.Errorf("failed to execute hpatchz: %w", err)
+	}
+	if cmd.ProcessState.ExitCode() != 0 {
+		return fmt.Errorf("hpatchz failed: %s", string(output))
+	}
+	return nil
+}