with open("src/main/java/com/example/whatsappautomation/service/ChatbotService.java", "r") as f:
    content = f.read()

old_paginated = """    private void sendPaginatedButtons(UserState state, String bodyText, String[] ids, String[] titles) {
        int totalOptions = ids.length;

        // Loop and send chunks of up to 3 buttons
        for (int i = 0; i < totalOptions; i += 3) {
            int end = Math.min(i + 3, totalOptions);
            int count = end - i;
            String[] chunkIds = new String[count];
            String[] chunkTitles = new String[count];
            
            for (int j = 0; j < count; j++) {
                chunkIds[j] = ids[i + j];
                chunkTitles[j] = titles[i + j];
            }
            
            String chunkBodyText = (i == 0) ? bodyText : ( "en".equals(state.getLanguagePreference()) ? "More options:" : "மேலும் விருப்பங்கள்:" );
            
            sendInteractiveButtons(chunkBodyText, chunkIds, chunkTitles);
        }
    }"""

new_methods = """    private void sendInteractiveList(String bodyText, String buttonText, String sectionTitle, String[] ids, String[] titles) {
        String phoneNumberId = currentPhoneId.get();
        String recipientPhoneNumber = currentFrom.get();
        if (phoneNumberId == null || recipientPhoneNumber == null) return;
        String url = "https://graph.facebook.com/v20.0/" + phoneNumberId + "/messages";
        
        try {
            ObjectNode requestBody = objectMapper.createObjectNode();
            requestBody.put("messaging_product", "whatsapp");
            requestBody.put("recipient_type", "individual");
            requestBody.put("to", recipientPhoneNumber);
            requestBody.put("type", "interactive");

            ObjectNode interactiveNode = objectMapper.createObjectNode();
            interactiveNode.put("type", "list");

            ObjectNode bodyNode = objectMapper.createObjectNode();
            
            UserState uState = userStateRepository.findById(recipientPhoneNumber).orElse(null);
            if (uState != null && !"MAIN_MENU".equals(uState.getState()) && !"LANGUAGE_SELECTION".equals(uState.getState())) {
                String restartText = "en".equals(uState.getLanguagePreference()) 
                    ? "\\n\\n(Press 0 to restart the conversation)" 
                    : "\\n\\n(உரையாடலை மீண்டும் தொடங்க 0 ஐ அழுத்தவும்)";
                bodyText += restartText;
            }
            bodyNode.put("text", bodyText);
            interactiveNode.set("body", bodyNode);

            ObjectNode actionNode = objectMapper.createObjectNode();
            actionNode.put("button", buttonText);
            
            com.fasterxml.jackson.databind.node.ArrayNode sectionsArray = actionNode.putArray("sections");
            ObjectNode section = objectMapper.createObjectNode();
            section.put("title", sectionTitle);
            com.fasterxml.jackson.databind.node.ArrayNode rowsArray = section.putArray("rows");
            
            int limit = Math.min(ids.length, 10);
            for (int i = 0; i < limit; i++) {
                ObjectNode row = objectMapper.createObjectNode();
                row.put("id", ids[i]);
                row.put("title", titles[i]);
                rowsArray.add(row);
            }
            sectionsArray.add(section);
            
            interactiveNode.set("action", actionNode);
            requestBody.set("interactive", interactiveNode);

            HttpHeaders headers = new HttpHeaders();
            headers.setContentType(org.springframework.http.MediaType.APPLICATION_JSON);
            headers.setBearerAuth(accessToken);

            org.springframework.http.HttpEntity<String> entity = new org.springframework.http.HttpEntity<>(requestBody.toString(), headers);
            restTemplate.postForEntity(url, entity, String.class);
        } catch (org.springframework.web.client.HttpStatusCodeException e) {
            logger.error("Error sending interactive list. Status: {}, Response: {}", e.getStatusCode(), e.getResponseBodyAsString(), e);
        } catch (Exception e) {
            logger.error("Error sending interactive list", e);
        }
    }

    private void sendPaginatedButtons(UserState state, String bodyText, String[] ids, String[] titles) {
        if (ids.length <= 3) {
            sendInteractiveButtons(bodyText, ids, titles);
        } else {
            String buttonText = "en".equals(state.getLanguagePreference()) ? "Select Option" : "விருப்பத்தை தேர்ந்தெடுக்கவும்";
            String sectionTitle = "en".equals(state.getLanguagePreference()) ? "Options" : "விருப்பங்கள்";
            sendInteractiveList(bodyText, buttonText, sectionTitle, ids, titles);
        }
    }"""

content = content.replace(old_paginated, new_methods)

with open("src/main/java/com/example/whatsappautomation/service/ChatbotService.java", "w") as f:
    f.write(content)

print("Replacement complete.")