Add support for receiving contact type messages in WAC

Ilhasoft · Apr 26, 2023 · 11c85dd · 11c85dd
1 parent f0bb2c4
commit 11c85dd
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Showing 3 changed files with 77 additions and 0 deletions.
diff --git a/handlers/facebookapp/facebookapp.go b/handlers/facebookapp/facebookapp.go
@@ -188,6 +188,18 @@ type moPayload struct {
 							Title string `json:"title"`
 						} `json:"list_reply,omitempty"`
 					} `json:"interactive,omitempty"`
+					Contacts []struct {
+						Name struct {
+							FirstName     string `json:"first_name"`
+							LastName      string `json:"last_name"`
+							FormattedName string `json:"formatted_name"`
+						} `json:"name"`
+						Phones []struct {
+							Phone string `json:"phone"`
+							WaID  string `json:"wa_id"`
+							Type  string `json:"type"`
+						} `json:"phones"`
+					} `json:"contacts"`
 				} `json:"messages"`
 				Statuses []struct {
 					ID           string `json:"id"`
@@ -483,6 +495,18 @@ func (h *handler) processCloudWhatsAppPayload(ctx context.Context, channel couri
 					text = msg.Interactive.ButtonReply.Title
 				} else if msg.Type == "interactive" && msg.Interactive.Type == "list_reply" {
 					text = msg.Interactive.ListReply.Title
+				} else if msg.Type == "contacts" {
+
+					if len(msg.Contacts) == 0 {
+						return nil, nil, handlers.WriteAndLogRequestError(ctx, h, channel, w, r, errors.New("no shared contact"))
+					}
+
+					// put phones in a comma-separated string
+					var phones []string
+					for _, phone := range msg.Contacts[0].Phones {
+						phones = append(phones, phone.Phone)
+					}
+					text = strings.Join(phones, ", ")
 				} else {
 					// we received a message type we do not support.
 					courier.LogRequestError(r, channel, fmt.Errorf("unsupported message type %s", msg.Type))

diff --git a/handlers/facebookapp/facebookapp_test.go b/handlers/facebookapp/facebookapp_test.go
@@ -278,6 +278,8 @@ var testCasesWAC = []ChannelHandleTestCase{
 	{Label: "Receive Valid Interactive List Reply Message", URL: wacReceiveURL, Data: string(courier.ReadFile("./testdata/wac/listReplyWAC.json")), Status: 200, Response: "Handled", NoQueueErrorCheck: true, NoInvalidChannelCheck: true,
 		Text: Sp("Yes"), URN: Sp("whatsapp:5678"), ExternalID: Sp("external_id"), Date: Tp(time.Date(2016, 1, 30, 1, 57, 9, 0, time.UTC)),
 		PrepRequest: addValidSignatureWAC},
+	{Label: "Receive Valid Contact Message", URL: wacReceiveURL, Data: string(courier.ReadFile("./testdata/wac/contactWAC.json")), Status: 200, Response: "Handled", NoQueueErrorCheck: true, NoInvalidChannelCheck: true,
+		Text: Sp("+1 415-858-6273, +1 415-858-6274"), URN: Sp("whatsapp:5678"), ExternalID: Sp("external_id"), Date: Tp(time.Date(2016, 1, 30, 1, 57, 9, 0, time.UTC)), PrepRequest: addValidSignatureWAC},
 	{Label: "Receive Invalid JSON", URL: wacReceiveURL, Data: "not json", Status: 400, Response: "unable to parse", PrepRequest: addValidSignatureWAC},
 	{Label: "Receive Invalid JSON", URL: wacReceiveURL, Data: string(courier.ReadFile("./testdata/wac/invalidFrom.json")), Status: 400, Response: "invalid whatsapp id", PrepRequest: addValidSignatureWAC},
 	{Label: "Receive Invalid JSON", URL: wacReceiveURL, Data: string(courier.ReadFile("./testdata/wac/invalidTimestamp.json")), Status: 400, Response: "invalid timestamp", PrepRequest: addValidSignatureWAC},

diff --git a/handlers/facebookapp/testdata/wac/contactWAC.json b/handlers/facebookapp/testdata/wac/contactWAC.json
@@ -0,0 +1,51 @@
+{
+    "object": "whatsapp_business_account",
+    "entry": [
+      {
+        "id": "8856996819413533",
+        "changes": [
+          {
+            "value": {
+              "messaging_product": "whatsapp",
+              "metadata": {
+                "display_phone_number": "+250 788 123 200",
+                "phone_number_id": "12345"
+              },
+              "contacts": [
+                {
+                  "profile": {
+                    "name": "Kerry Fisher"
+                  },
+                  "wa_id": "5678"
+                }
+              ],"messages": [
+                {
+                  "from": "5678",
+                  "id": "external_id",
+                  "timestamp": "1454119029",
+                  "type": "contacts",
+                  "contacts": [{
+                    "name": {
+                        "first_name": "Test",
+                        "last_name": "Contact",
+                        "formatted_name": "Test Contact"
+                    },
+                    "phones": [{
+                        "phone": "+1 415-858-6273",
+                        "wa_id": "14158586273",
+                        "type": "CELL"
+                    },
+                    {
+                        "phone": "+1 415-858-6274",
+                        "wa_id": "14158586272",
+                        "type": "CELL"
+                    }]
+                  }]                  
+                }]
+            },
+            "field": "messages"
+          }
+        ]
+      }
+    ]
+  }