fix: CMS module issues

api/src/chat/services/block.service.ts

@@ -161,7 +161,7 @@ export class BlockService extends BaseService<Block, BlockPopulate, BlockFull> {
     payload: string | Payload,
     block: BlockFull | Block,
   ): PayloadPattern | undefined {
-    const payloadPatterns = block.patterns.filter(
+    const payloadPatterns = block.patterns?.filter(
       (p) => typeof p === 'object' && 'label' in p,
     ) as PayloadPattern[];
 
@@ -190,57 +190,56 @@ export class BlockService extends BaseService<Block, BlockPopulate, BlockFull> {
     block: Block | BlockFull,
   ): (RegExpMatchArray | string)[] | false {
     // Filter text patterns & Instanciate Regex patterns
-    const patterns: (string | RegExp | Pattern)[] = block.patterns.map(
-      (pattern) => {
-        if (
-          typeof pattern === 'string' &&
-          pattern.endsWith('/') &&
-          pattern.startsWith('/')
-        ) {
-          return new RegExp(pattern.slice(1, -1), 'i');
-        }
-        return pattern;
-      },
-    );
-
-    // Return first match
-    for (let i = 0; i < patterns.length; i++) {
-      const pattern = patterns[i];
-      if (pattern instanceof RegExp) {
-        if (pattern.test(text)) {
-          const matches = text.match(pattern);
-          if (matches) {
-            if (matches.length >= 2) {
-              // Remove global match if needed
-              matches.shift();
-            }
-            return matches;
-          }
-        }
-        continue;
-      } else if (
-        typeof pattern === 'object' &&
-        'label' in pattern &&
-        text.trim().toLowerCase() === pattern.label.toLowerCase()
-      ) {
-        // Payload (quick reply)
-        return [text];
-      } else if (
+    const patterns: undefined | Pattern[] = block.patterns?.map((pattern) => {
+      if (
         typeof pattern === 'string' &&
-        text.trim().toLowerCase() === pattern.toLowerCase()
+        pattern.endsWith('/') &&
+        pattern.startsWith('/')
       ) {
-        // Equals
-        return [text];
+        return new RegExp(pattern.slice(1, -1), 'i');
+      }
+      return pattern;
+    });
+
+    if (patterns?.length)
+      // Return first match
+      for (let i = 0; i < patterns.length; i++) {
+        const pattern = patterns[i];
+        if (pattern instanceof RegExp) {
+          if (pattern.test(text)) {
+            const matches = text.match(pattern);
+            if (matches) {
+              if (matches.length >= 2) {
+                // Remove global match if needed
+                matches.shift();
+              }
+              return matches;
+            }
+          }
+          continue;
+        } else if (
+          typeof pattern === 'object' &&
+          'label' in pattern &&
+          text.trim().toLowerCase() === pattern.label.toLowerCase()
+        ) {
+          // Payload (quick reply)
+          return [text];
+        } else if (
+          typeof pattern === 'string' &&
+          text.trim().toLowerCase() === pattern.toLowerCase()
+        ) {
+          // Equals
+          return [text];
+        }
+        // @deprecated
+        //  else if (
+        //   typeof pattern === 'string' &&
+        //   Soundex(text) === Soundex(pattern)
+        // ) {
+        //   // Sound like
+        //   return [text];
+        // }
       }
-      // @deprecated
-      //  else if (
-      //   typeof pattern === 'string' &&
-      //   Soundex(text) === Soundex(pattern)
-      // ) {
-      //   // Sound like
-      //   return [text];
-      // }
-    }
     // No match
     return false;
   }
@@ -262,7 +261,7 @@ export class BlockService extends BaseService<Block, BlockPopulate, BlockFull> {
       return undefined;
     }
 
-    const nlpPatterns = block.patterns.filter((p) => {
+    const nlpPatterns = block.patterns?.filter((p) => {
       return Array.isArray(p);
     }) as NlpPattern[][];
 
@@ -437,10 +436,10 @@ export class BlockService extends BaseService<Block, BlockPopulate, BlockFull> {
     subscriberContext: SubscriberContext,
     fallback = false,
     conversationId?: string,
-  ): Promise<StdOutgoingEnvelope> {
+  ) {
     const settings = await this.settingService.getSettings();
     const blockMessage: BlockMessage =
-      fallback && block.options.fallback
+      fallback && block.options?.fallback
         ? [...block.options.fallback.message]
         : Array.isArray(block.message)
           ? [...block.message]
@@ -557,7 +556,7 @@ export class BlockService extends BaseService<Block, BlockPopulate, BlockFull> {
     } else if (
       blockMessage &&
       'elements' in blockMessage &&
-      block.options.content
+      block.options?.content
     ) {
       const contentBlockOptions = block.options.content;
       // Hadnle pagination for list/carousel
@@ -599,7 +598,7 @@ export class BlockService extends BaseService<Block, BlockPopulate, BlockFull> {
       );
       // Process custom plugin block
       try {
-        return await plugin.process(block, context, conversationId);
+        return await plugin?.process(block, context, conversationId);
       } catch (e) {
         this.logger.error('Plugin was unable to load/process ', e);
         throw new Error(`Unknown plugin - ${JSON.stringify(blockMessage)}`);

api/src/chat/services/bot.service.ts

@@ -74,7 +74,7 @@ export class BotService {
       await this.blockService.processMessage(
         block,
         context,
-        recipient.context,
+        recipient?.context,
         fallback,
         conservationId,
       );
@@ -112,7 +112,7 @@ export class BotService {
 
     // Apply updates : Assign block labels to user
     const blockLabels = (block.assign_labels || []).map(({ id }) => id);
-    const assignTo = block.options.assignTo || null;
+    const assignTo = block.options?.assignTo || null;
     await this.subscriberService.applyUpdates(
       event.getSender(),
       blockLabels,
@@ -223,13 +223,12 @@ export class BotService {
         _id: { $in: nextIds },
       });
       let fallback = false;
-      const fallbackOptions =
-        convo.current && convo.current.options.fallback
-          ? convo.current.options.fallback
-          : {
-              active: false,
-              max_attempts: 0,
-            };
+      const fallbackOptions = convo.current?.options?.fallback
+        ? convo.current.options.fallback
+        : {
+            active: false,
+            max_attempts: 0,
+          };
 
       // Find the next block that matches
       const matchedBlock = await this.blockService.match(nextBlocks, event);
@@ -240,7 +239,8 @@ export class BotService {
         !matchedBlock &&
         event.getMessageType() === IncomingMessageType.message &&
         fallbackOptions.active &&
-        convo.context.attempt < fallbackOptions.max_attempts
+        convo.context?.attempt &&
+        convo.context?.attempt < fallbackOptions.max_attempts
       ) {
         // Trigger block fallback
         // NOTE : current is not populated, this may cause some anomaly