Added basic WhatsApp implementation

test/LinkMobility.Tests/Webhook/WhatsApp/WhatsAppNotificationTest.cs

@@ -0,0 +1,155 @@
+using System.Linq;
+using AMWD.Net.Api.LinkMobility.Webhook.WhatsApp;
+using AMWD.Net.Api.LinkMobility.WhatsApp;
+
+namespace LinkMobility.Tests.Webhook.WhatsApp
+{
+	[TestClass]
+	public class WhatsAppNotificationTest
+	{
+		[TestMethod]
+		public void ShouldDeserializeWhatsAppNotificationWithMessageAndStatus()
+		{
+			// Arrange
+			string json = @"{
+				""customerChannelUuid"": ""11111111-2222-3333-4444-555555555555"",
+				""sender"": ""46701234567"",
+				""recipient"": ""123e4567-e89b-12d3-a456-426614174000"",
+				""type"": ""whatsapp"",
+				""whatsappNotification"": {
+					""object"": ""whatsapp_business_account"",
+					""entry"": [
+						{
+							""id"": ""123456789"",
+							""changes"": [
+								{
+									""field"": ""messages"",
+									""value"": {
+										""messaging_product"": ""whatsapp"",
+										""metadata"": {
+											""display_phone_number"": ""+46701234567"",
+											""phone_number_id"": ""111222333""
+										},
+										""contacts"": [
+											{
+												""profile"": {
+													""name"": ""John Doe""
+												},
+												""wa_id"": ""46701234567""
+											}
+										],
+										""messages"": [
+											{
+												""from"": ""46701234567"",
+												""id"": ""wamid.123"",
+												""timestamp"": 1672531200,
+												""type"": ""text"",
+												""text"": {
+													""body"": ""Hello world""
+												}
+											}
+										],
+										""statuses"": [
+											{
+												""id"": ""wamid.123"",
+												""status"": ""delivered"",
+												""timestamp"": 1672531200,
+												""recipient_id"": ""16505551234"",
+												""recipient_participant_id"": ""16505550000"",
+												""conversation"": {
+													""id"": ""conv-1"",
+													""expiration_timestamp"": 1672617600,
+													""origin"": {
+														""type"": ""service""
+													}
+												},
+												""pricing"": {
+													""billable"": true,
+													""pricing_model"": ""PMP"",
+													""type"": ""regular"",
+													""category"": ""service""
+												}
+											}
+										]
+									}
+								}
+							]
+						}
+					]
+				}
+			}";
+
+			// Act
+			var notification = JsonConvert.DeserializeObject<WhatsAppNotification>(json);
+
+			// Assert
+			Assert.IsNotNull(notification);
+			Assert.AreEqual(Guid.Parse("11111111-2222-3333-4444-555555555555"), notification.CustomerChannelUuid);
+			Assert.AreEqual("46701234567", notification.Sender);
+			Assert.AreEqual("123e4567-e89b-12d3-a456-426614174000", notification.Recipient);
+			Assert.AreEqual("whatsapp", notification.Type);
+
+			Assert.IsNotNull(notification.Body);
+			Assert.AreEqual("whatsapp_business_account", notification.Body.Object);
+			Assert.IsNotNull(notification.Body.Entries);
+			Assert.HasCount(1, notification.Body.Entries);
+
+			var entry = notification.Body.Entries.First();
+			Assert.AreEqual("123456789", entry.Id);
+			Assert.IsNotNull(entry.Changes);
+			Assert.HasCount(1, entry.Changes);
+
+			var change = entry.Changes.First();
+			Assert.AreEqual("messages", change.Field);
+			Assert.IsNotNull(change.Value);
+			Assert.AreEqual("whatsapp", change.Value.MessagingProduct);
+
+			Assert.IsNotNull(change.Value.Metadata);
+			Assert.AreEqual("+46701234567", change.Value.Metadata.DisplayPhoneNumber);
+			Assert.AreEqual("111222333", change.Value.Metadata.PhoneNumberId);
+
+			Assert.IsNotNull(change.Value.Contacts);
+			Assert.HasCount(1, change.Value.Contacts);
+
+			var contact = change.Value.Contacts.First();
+			Assert.IsNotNull(contact.Profile);
+			Assert.AreEqual("John Doe", contact.Profile.Name);
+			Assert.AreEqual("46701234567", contact.WhatsAppId);
+
+			Assert.IsNotNull(change.Value.Messages);
+			Assert.HasCount(1, change.Value.Messages);
+
+			var message = change.Value.Messages.First();
+			Assert.AreEqual("46701234567", message.From);
+			Assert.AreEqual("wamid.123", message.Id);
+			Assert.IsNotNull(message.Timestamp);
+
+			// 1672531200 -> 2023-01-01T00:00:00Z
+			var expected = new DateTime(2023, 1, 1, 0, 0, 0, DateTimeKind.Utc);
+			Assert.AreEqual(expected, message.Timestamp.Value.ToUniversalTime());
+			Assert.IsTrue(message.Type.HasValue);
+			Assert.AreEqual(MessageType.Text, message.Type.Value);
+			Assert.IsNotNull(message.Text);
+			Assert.IsNotNull(message.Text.Body);
+			Assert.AreEqual("Hello world", message.Text.Body);
+
+			Assert.IsNotNull(change.Value.Statuses);
+			Assert.HasCount(1, change.Value.Statuses);
+
+			var status = change.Value.Statuses.First();
+			Assert.AreEqual("wamid.123", status.Id);
+			Assert.IsTrue(status.DeliveryStatus.HasValue);
+			Assert.AreEqual(DeliveryStatus.Delivered, status.DeliveryStatus.Value);
+		}
+
+		[TestMethod]
+		public void DeserializeShouldThrowOnInvalidJson()
+		{
+			// Arrange
+			string invalid = "this is not json";
+
+			// Act & Assert
+			Assert.ThrowsExactly<JsonReaderException>(() => JsonConvert.DeserializeObject<WhatsAppNotification>(invalid));
+		}
+	}
+}