fix(WhatsappDirectLine): streamline media handling and improve template creation

packages/core.gbapp/services/GBConversationalService.ts

@@ -646,14 +646,10 @@ export class GBConversationalService {
       text.toLowerCase().endsWith('.png') ||
       text.toLowerCase().endsWith('.mp4') ||
       text.toLowerCase().endsWith('.mov');
-      
-    let text1= /(.*)\n/gim.exec(text);
-
-    let mediaFile = !isMedia ? (text1? text1[0].trim() : text):text;
+    let mediaFile = !isMedia ? /(.*)\n/gim.exec(text)[0].trim() : text;
     let mediaType = mediaFile.toLowerCase().endsWith('.mp4') || text.toLowerCase().endsWith('.mov') ? 'video' : 'image';
 
-    // Set folder based on media type.
-
+    // Set folder based on media type
     const folder = mediaType === 'video' ? 'videos' : 'images';
     const gbaiName = GBUtil.getGBAIPath(min.botId);
     const fileUrl = urlJoin(process.env.BOT_URL, 'kb', gbaiName, `${min.botId}.gbkb`, folder, mediaFile);
@@ -669,9 +665,18 @@ export class GBConversationalService {
 
     let data: any = {
       name: template,
-      components: [ ]
+      components: [
+        {
+          type: 'header',
+          parameters: [
+            {
+              type: mediaType
+            }
+          ]
+        }
+      ]
     };
-    //data['components'][0]['parameters'][0][mediaType] = { link: urlMedia };
+    data['components'][0]['parameters'][0][mediaType] = { link: urlMedia };
 
     await this.sendToMobile(min, mobile, data, null);
     GBLogEx.info(min, `Sending answer file to mobile: ${mobile}. Header: ${urlMedia}`);

packages/whatsapp.gblib/services/WhatsappDirectLine.ts

@@ -834,11 +834,9 @@ export class WhatsappDirectLine extends GBService {
   // Function to create or update a template using WhatsApp Business API
 
   public async createOrUpdateTemplate(min: GBMinInstance, template, text) {
-    template = template.replace('.docx', '');
     template = template.replace(/\-/gi, '_');
     template = template.replace(/\./gi, '_');
 
-
     // Determine if media is image or video
     let isMedia =
       text.toLowerCase().endsWith('.jpg') ||
@@ -863,17 +861,11 @@ export class WhatsappDirectLine extends GBService {
     let data: any = {
       name: template,
       components: [
-        // {
-        //   type: 'HEADER',
-        //   format: 'TEXT',
-        //   text: 'General Bots',
-        //   example: {
-        //     header_text: [
-        //       "General Bots"
-        //     ]
-        //   }
-        // },
-
+        {
+          type: 'HEADER',
+          format: mediaType.toUpperCase(), // Use IMAGE or VIDEO format
+          example: { header_handle: [handleMedia] }
+        },
         {
           type: 'BODY',
           text: text
@@ -1388,26 +1380,17 @@ export class WhatsappDirectLine extends GBService {
 
       while (startOffset < fileSize) {
         const endOffset = Math.min(startOffset + CHUNK_SIZE, fileSize);
+        const fileStream = createReadStream(filePath, { start: startOffset, end: endOffset - 1 });
         const chunkSize = endOffset - startOffset;
 
-        // Read the chunk into a buffer to get accurate size
-        const buffer = new Uint8Array(chunkSize);
-        const fd = await fs.open(filePath, 'r');
-        const { bytesRead } = await fd.read(buffer, 0, chunkSize, startOffset);
-        await fd.close();
-
-        // Trim buffer to actual bytes read
-        const chunk = buffer.subarray(0, bytesRead);
-
         const uploadResponse = await fetch(`https://graph.facebook.com/v20.0/upload:${uploadSessionId}`, {
           method: 'POST',
           headers: {
-            'Authorization': `OAuth ${userAccessToken}`,
-            'file_offset': startOffset.toString(),
-            'Content-Type': 'application/octet-stream',
-            'Content-Length': bytesRead.toString()
+            Authorization: `OAuth ${userAccessToken}`,
+            file_offset: startOffset.toString(),
+            'Content-Length': chunkSize.toString()
           },
-          body: chunk
+          body: fileStream
         });
 
         const uploadData = await uploadResponse.json();
@@ -1415,7 +1398,7 @@ export class WhatsappDirectLine extends GBService {
           h = uploadData.h;
         }
         if (!uploadResponse.ok) {
-          throw new Error(`Upload failed: ${uploadData.error?.message || 'Unknown error'}`);
+          throw new Error(uploadData.error.message);
         }
 
         startOffset = endOffset;
@@ -1425,20 +1408,19 @@ export class WhatsappDirectLine extends GBService {
       const finalizeResponse = await fetch(`https://graph.facebook.com/v20.0/upload:${uploadSessionId}`, {
         method: 'GET',
         headers: {
-          'Authorization': `OAuth ${userAccessToken}`
+          Authorization: `OAuth ${userAccessToken}`
         }
       });
 
       const finalizeData = await finalizeResponse.json();
       if (!finalizeResponse.ok) {
-        throw new Error(`Finalize failed: ${finalizeData.error?.message || 'Unknown error'}`);
+        throw new Error(finalizeData.error.message);
       }
 
       console.log('Upload completed successfully with file handle:', finalizeData.h);
-      return finalizeData.h; // Return the final handle from the response
+      return h;
     } catch (error) {
       console.error('Error during file upload:', error);
-      throw error; // Re-throw to allow caller to handle
     }
   }