From 84349213be857fb2b64643232a320ab7448e00eb Mon Sep 17 00:00:00 2001
From: Claudinei Nascimento <claudinei.nascimento@e-deploy.com.br>
Date: Thu, 3 Nov 2022 14:06:07 -0300
Subject: [PATCH] Implement send video template message

---
 .../Controllers/HomeController.cs             | 62 +++++++++++++++++++
 .../ViewModel/SendTemplateMessageViewModel.cs |  1 +
 .../Home/SendWhatsAppTemplateMessage.cshtml   |  6 ++
 .../Interfaces/IWhatsAppBusinessClient.cs     |  8 +++
 .../WhatsAppBusinessClient.cs                 | 12 ++++
 5 files changed, 89 insertions(+)

diff --git a/Samples/WhatsAppBusinessCloudAPI.Web/Controllers/HomeController.cs b/Samples/WhatsAppBusinessCloudAPI.Web/Controllers/HomeController.cs
index 0bc3a27..94d4b7d 100644
--- a/Samples/WhatsAppBusinessCloudAPI.Web/Controllers/HomeController.cs
+++ b/Samples/WhatsAppBusinessCloudAPI.Web/Controllers/HomeController.cs
@@ -668,6 +668,68 @@ public async Task<IActionResult> SendWhatsAppDocumentTemplateMessageWithParamete
             }
         }
 
+        [HttpPost]
+        [ValidateAntiForgeryToken]
+        public async Task<IActionResult> SendWhatsAppVideoTemplateMessageWithParameters(SendTemplateMessageViewModel sendTemplateMessageViewModel)
+        {
+            try
+            {
+                VideoTemplateMessageRequest videoTemplateMessage = new();
+                videoTemplateMessage.To = sendTemplateMessageViewModel.RecipientPhoneNumber;
+                videoTemplateMessage.Template = new();
+                videoTemplateMessage.Template.Name = sendTemplateMessageViewModel.TemplateName;
+                videoTemplateMessage.Template.Language = new();
+                videoTemplateMessage.Template.Language.Code = LanguageCode.English_US;
+                videoTemplateMessage.Template.Components = new List<VideoMessageComponent>()
+                {
+                    new VideoMessageComponent()
+                    {
+                        Type = "header",
+                        Parameters = new List<VideoMessageParameter>()
+                        {
+                            new VideoMessageParameter()
+                            {
+                                Type = "video",
+                                Video = new Video()
+                                {
+                                    //Id = sendTemplateMessageViewModel.MediaId,
+                                    Link = sendTemplateMessageViewModel.LinkUrl // Link point where your document can be downloaded or retrieved by WhatsApp
+                                }
+                            }
+                        },
+                    },
+                    new VideoMessageComponent()
+                    {
+                        Type = "body",
+                        Parameters = new List<VideoMessageParameter>()
+                        {
+                            new VideoMessageParameter()
+                            {
+                                Type = "text",
+                                Text = "Video Information"
+                            },
+                        }
+                    }
+                };
+
+                var results = await _whatsAppBusinessClient.SendVideoAttachmentTemplateMessageAsync(videoTemplateMessage);
+
+                if (results != null)
+                {
+                    return RedirectToAction(nameof(Index));
+                }
+                else
+                {
+                    return RedirectToAction(nameof(SendWhatsAppTemplateMessage));
+                }
+            }
+            catch (WhatsappBusinessCloudAPIException ex)
+            {
+                _logger.LogError(ex, ex.Message);
+                return RedirectToAction(nameof(SendWhatsAppTemplateMessage));
+            }
+        }
+
         public IActionResult SendWhatsAppContactMessage()
         {
             return View();
diff --git a/Samples/WhatsAppBusinessCloudAPI.Web/ViewModel/SendTemplateMessageViewModel.cs b/Samples/WhatsAppBusinessCloudAPI.Web/ViewModel/SendTemplateMessageViewModel.cs
index 27974a3..50ca7d8 100644
--- a/Samples/WhatsAppBusinessCloudAPI.Web/ViewModel/SendTemplateMessageViewModel.cs
+++ b/Samples/WhatsAppBusinessCloudAPI.Web/ViewModel/SendTemplateMessageViewModel.cs
@@ -5,5 +5,6 @@ public class SendTemplateMessageViewModel
         public string RecipientPhoneNumber { get; set; }
         public string TemplateName { get; set; }
         public string MediaId { get; set; }
+        public string LinkUrl { get; set; }
     }
 }
diff --git a/Samples/WhatsAppBusinessCloudAPI.Web/Views/Home/SendWhatsAppTemplateMessage.cshtml b/Samples/WhatsAppBusinessCloudAPI.Web/Views/Home/SendWhatsAppTemplateMessage.cshtml
index 6633173..1ef725f 100644
--- a/Samples/WhatsAppBusinessCloudAPI.Web/Views/Home/SendWhatsAppTemplateMessage.cshtml
+++ b/Samples/WhatsAppBusinessCloudAPI.Web/Views/Home/SendWhatsAppTemplateMessage.cshtml
@@ -24,12 +24,18 @@
 			<input asp-for="MediaId" class="form-control" />
 			<span asp-validation-for="MediaId" class="form-control" />
 		</div>
+		<div class="form-group">
+			<label class="control-label">Link Url</label>
+			<input asp-for="MediaId" class="form-control" />
+			<span asp-validation-for="LinkUrl" class="form-control" />
+		</div>
 		<div class="form-group">
 			<button asp-action="SendWhatsAppTemplateMessage" asp-controller="Home" class="btn btn-primary">Send Template Message</button>
 			<button asp-action="SendWhatsAppTextTemplateMessageWithParameters" asp-controller="Home" class="btn btn-primary">Send Text Template Message With Parameters</button>
 			<button asp-action="SendWhatsAppInteractiveTemplateMessageWithParameters" asp-controller="Home" class="btn btn-primary">Send Interactive Template Message With Parameters</button>
 			<button asp-action="SendWhatsAppMediaTemplateMessageWithParameters" asp-controller="Home" class="btn btn-primary">Send Media Template Message With Parameters</button>
 			<button asp-action="SendWhatsAppDocumentTemplateMessageWithParameters" asp-controller="Home" class="btn btn-primary">Send Document Template Message With Parameters</button>
+			<button asp-action="SendWhatsAppVideoTemplateMessageWithParameters" asp-controller="Home" class="btn btn-primary">Send Video Template Message With Parameters</button>
 		</div>
 	</form>
 </div>
diff --git a/WhatsappBusiness.CloudApi/Interfaces/IWhatsAppBusinessClient.cs b/WhatsappBusiness.CloudApi/Interfaces/IWhatsAppBusinessClient.cs
index f6f4e1c..e54c187 100644
--- a/WhatsappBusiness.CloudApi/Interfaces/IWhatsAppBusinessClient.cs
+++ b/WhatsappBusiness.CloudApi/Interfaces/IWhatsAppBusinessClient.cs
@@ -584,6 +584,14 @@ public interface IWhatsAppBusinessClient
         /// <returns>WhatsAppResponse</returns>
         Task<WhatsAppResponse> SendVideoAttachmentMessageByIdAsync(VideoMessageByIdRequest videoMessage, CancellationToken cancellationToken = default);
 
+        /// <summary>
+        /// Send Video Message by Template
+        /// </summary>
+        /// <param name="videoMessage">VideoTemplateMessageRequest object</param>
+        /// <param name="cancellationToken">Cancellation token</param>
+        /// <returns>WhatsAppResponse</returns>
+        Task<WhatsAppResponse> SendVideoAttachmentTemplateMessageAsync(VideoTemplateMessageRequest videoTemplateMessageRequest, CancellationToken cancellationToken = default);
+
         /// <summary>
         /// Send Video Message by Media Id
         /// </summary>
diff --git a/WhatsappBusiness.CloudApi/WhatsAppBusinessClient.cs b/WhatsappBusiness.CloudApi/WhatsAppBusinessClient.cs
index 24e923b..d736760 100644
--- a/WhatsappBusiness.CloudApi/WhatsAppBusinessClient.cs
+++ b/WhatsappBusiness.CloudApi/WhatsAppBusinessClient.cs
@@ -955,6 +955,18 @@ public async Task<WhatsAppResponse> SendVideoAttachmentMessageByIdAsync(VideoMes
             return await WhatsAppBusinessPostAsync<WhatsAppResponse>(videoMessage, formattedWhatsAppEndpoint, cancellationToken);
         }
 
+        /// <summary>
+        /// Send Video Template Message
+        /// </summary>
+        /// <param name="videoTemplateMessageRequest">VideoTemplateMessageRequest Object</param>
+        /// <param name="cancellationToken">Cancellation token</param>
+        /// <returns>WhatsAppResponse</returns>
+        public async Task<WhatsAppResponse> SendVideoAttachmentTemplateMessageAsync(VideoTemplateMessageRequest videoTemplateMessageRequest, CancellationToken cancellationToken = default)
+        {
+            var formattedWhatsAppEndpoint = WhatsAppBusinessRequestEndpoint.SendMessage.Replace("{{Phone-Number-ID}}", _whatsAppConfig.WhatsAppBusinessPhoneNumberId);
+            return await WhatsAppBusinessPostAsync<WhatsAppResponse>(videoTemplateMessageRequest, formattedWhatsAppEndpoint, cancellationToken);
+        }
+
         /// <summary>
         /// Send Video Message using hyperlink
         /// </summary>