Facebook buttons

Author: docwho2

ChatGPT/src/main/java/cloud/cleo/squareup/FaceBookOperations.java

@@ -1,17 +1,16 @@
 package cloud.cleo.squareup;
 
 import static cloud.cleo.squareup.ChatGPTLambda.mapper;
+import static cloud.cleo.squareup.functions.PrivateShoppingLink.PRIVATE_SHOPPING_URL;
 import java.net.HttpURLConnection;
 import java.net.MalformedURLException;
 import java.net.URL;
-import lombok.NonNull;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
 /**
- * Perform various Facebook operations. Used when Channel is FB.  Rather
- * than pull in some other dependency, we will just use basic HTTP for all
- * Facebook operations.
+ * Perform various Facebook operations. Used when Channel is FB. Rather than pull in some other dependency, we will just
+ * use basic HTTP for all Facebook operations.
  *
  * @author sjensen
  */
@@ -20,16 +19,14 @@ public class FaceBookOperations {
     // Initialize the Log4j logger.
     private static final Logger log = LogManager.getLogger(FaceBookOperations.class);
 
-
     /**
-     * Transfer control of Messenger Thread Session from Bot control to the
-     * Inbox. Used when end user needs to deal with a real person to resolve
-     * issue the Bot can't handle.  Some people despise Bots, so we need to allow
-     * getting the Bot out of the conversation.
-     * 
+     * Transfer control of Messenger Thread Session from Bot control to the Inbox. Used when end user needs to deal with
+     * a real person to resolve issue the Bot can't handle. Some people despise Bots, so we need to allow getting the
+     * Bot out of the conversation.
+     *
      * https://developers.facebook.com/docs/messenger-platform/handover-protocol/conversation-control
      *
-     * @param id
+     * @param id of the recipient
      */
     public static void transferToInbox(String id) {
         HttpURLConnection connection = null;
@@ -71,6 +68,61 @@ public static void transferToInbox(String id) {
         }
     }
 
+    /**
+     * Send our private Shopping URL as a Messenger Button
+     * 
+     * @param id of the recipient
+     */
+    public static void sendPrivateBookingURL(String id) {
+        HttpURLConnection connection = null;
+        try {
+            connection = (HttpURLConnection) getFaceBookURL(null, "me/messages").openConnection();
+            connection.setRequestMethod("POST");
+            connection.setRequestProperty("Content-Type", "application/json; utf-8");
+            connection.setRequestProperty("Accept", "application/json");
+            connection.setDoOutput(true);
+
+            // Construct the payload
+            var json = mapper.createObjectNode();
+
+            // The page scoped user ID of the person chatting with us
+            json.putObject("recipient").put("id", id);
+
+            json.putObject("message").putObject("attachment")
+                    .put("type", "template").putObject("payload")
+                    .put("template_type", "button")
+                    .put("text", "Book Private Shopping")
+                    .putArray("buttons")
+                    .addObject()
+                    .put("type", "web_url")
+                    .put("url", "https://" + PRIVATE_SHOPPING_URL)
+                    .put("title", "Book Private Shopping")
+                    .put("webview_height_ratio", "full");
+
+            log.debug("Post Payload for URL push" + json.toPrettyString());
+            mapper.writeValue(connection.getOutputStream(), json);
+
+            final int responseCode = connection.getResponseCode();
+            log.debug("Facebook Call Response Code: " + responseCode);
+
+            final var result = mapper.readTree(connection.getInputStream());
+            log.debug("FB Messgene URL send result is " + result.toPrettyString());
+
+            if (result.findValue("message_id") != null) {
+                log.debug("Call Succeeded in sending URL in FB Messenger");
+            } else {
+                log.debug("Call FAILED to send URL in FB Messenger");
+            }
+
+        } catch (Exception e) {
+            log.error("Facebook Messenger send failed", e);
+        } finally {
+            if (connection != null) {
+                connection.disconnect();
+            }
+        }
+    }
+
     /**
      * Given a Facebook user Page Scoped ID get the users full name
      *
@@ -112,22 +164,23 @@ public static String getFacebookName(String id) {
     }
 
     /**
-     * Get the base URL for Facebook Graph Operations with page access token
-     * incorporated.
+     * Get the base URL for Facebook Graph Operations with page access token incorporated.
      *
      * @param id
      * @param operation
      * @return
      * @throws MalformedURLException
      */
-    private static URL getFaceBookURL(@NonNull String id, String operation) throws MalformedURLException {
+    private static URL getFaceBookURL(String id, String operation) throws MalformedURLException {
         final var sb = new StringBuilder("https://graph.facebook.com/");
 
         // Version of API we are calling
         sb.append("v18.0/");
 
         // ID for the entity we are using (Page ID, or Page scoped User ID)
-        sb.append(id);
+        if (id != null) {
+            sb.append(id);
+        }
 
         // Optional operation
         if (operation != null) {

ChatGPT/src/main/java/cloud/cleo/squareup/functions/PrivateShoppingLink.java

@@ -14,7 +14,7 @@
  */
 public abstract class PrivateShoppingLink<Request> extends AbstractFunction {
 
-    protected final static String PRIVATE_SHOPPING_URL = WEBSITE_URL + "/book";
+    public final static String PRIVATE_SHOPPING_URL = WEBSITE_URL + "/book";
 
 
 

ChatGPT/src/main/java/cloud/cleo/squareup/functions/PrivateShoppingLinkText.java

@@ -5,6 +5,8 @@
 package cloud.cleo.squareup.functions;
 
 import static cloud.cleo.squareup.ChatGPTLambda.PRIVATE_SHOPPING_TEXT_FUNCTION_NAME;
+import cloud.cleo.squareup.FaceBookOperations;
+import static cloud.cleo.squareup.enums.ChannelPlatform.FACEBOOK;
 import java.util.function.Function;
 
 /**
@@ -22,25 +24,30 @@ public final String getName() {
     protected String getDescription() {
         return "Returns a URL for direct booking of Private Shopping";
     }
-
+    
     @Override
     protected Function getExecutor() {
         return (var r) -> {
+            
+            if (getChannelPlatform().equals(FACEBOOK)) {
+                FaceBookOperations.sendPrivateBookingURL(getSessionId());
+            }
             return mapper.createObjectNode().put("url", PRIVATE_SHOPPING_URL);
         };
     }
 
     /**
      * This function is Text only
-     * @return 
+     *
+     * @return
      */
     @Override
     protected boolean isVoice() {
         return false;
     }
-    
+
     /**
-     * 
+     *
      *
      * @return
      */