Function generateHook

src/tools/frida.ts:185–261

()

     * Generate a Frida hook for the method at the current cursor line.
     */
    export async function generateHook(): Promise<void> {
        const editor = vscode.window.activeTextEditor;
        if (!editor || editor.document.languageId !== "smali") {
            vscode.window.showWarningMessage(
                "APKLab: Open a .smali file to generate Frida hooks.",
            );
            return;
        }

        const document = editor.document;
        const line = document.lineAt(editor.selection.active.line);
        const lineText = line.text.trim();

        // Walk up to find the enclosing .method if cursor isn't on one
        let methodLine = lineText;
        if (!methodLine.startsWith(".method ")) {
            for (let i = editor.selection.active.line; i >= 0; i--) {
                const l = document.lineAt(i).text.trim();
                if (l.startsWith(".method ")) {
                    methodLine = l;
                    break;
                }
                if (
                    l.startsWith(".end method") &&
                    i < editor.selection.active.line
                ) {
                    break;
                }
            }
        }

        if (!methodLine.startsWith(".method ")) {
            vscode.window.showWarningMessage(
                "APKLab: Place cursor on or inside a .method to generate a Frida hook.",
            );
            return;
        }

        const className = getClassNameFromDocument(document);
        const method = parseMethodFromLine(methodLine, className);
        if (!method) {
            vscode.window.showWarningMessage(
                "APKLab: Could not parse method signature.",
            );
            return;
        }

        const hookCode = generateFridaHook(method);
        const projectRoot = findProjectRoot(document.uri.fsPath);
        if (!projectRoot) {
            vscode.window.showWarningMessage(
                "APKLab: No APKTool project found.",
            );
            return;
        }

        const hooksFile = path.join(projectRoot, FRIDA_HOOKS_FILENAME);
        const separator = fs.existsSync(hooksFile) ? "\n\n" : "";