Extract customer and total from nested order object in entries

The entries API returns order details (total, customer, etc.) nested
inside an 'order' object, not at the top level of the entry.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: kitallis

main.go

@@ -731,6 +731,60 @@ func getStringField(m map[string]any, key string) string {
 	return ""
 }
 
+// Extract total/currency from entry's nested order object
+func getEntryTotal(e SubscriptionEntry) string {
+	if order, ok := e.Order.(map[string]any); ok {
+		if totalDisplay, ok := order["totalDisplay"].(string); ok && totalDisplay != "" {
+			return totalDisplay
+		}
+		if total, ok := order["total"].(float64); ok {
+			currency := ""
+			if c, ok := order["currency"].(string); ok {
+				currency = c
+			}
+			return formatAnyAmount(total, currency)
+		}
+	}
+	// Fallback to entry-level fields
+	if e.TotalDisplay != "" {
+		return e.TotalDisplay
+	}
+	return formatAnyAmount(e.Total, e.Currency)
+}
+
+func getEntryCompleted(e SubscriptionEntry) bool {
+	if order, ok := e.Order.(map[string]any); ok {
+		if completed, ok := order["completed"].(bool); ok {
+			return completed
+		}
+	}
+	return e.Completed
+}
+
+func getEntryCustomer(e SubscriptionEntry) AccountContact {
+	if order, ok := e.Order.(map[string]any); ok {
+		if customer, ok := order["customer"].(map[string]any); ok {
+			return AccountContact{
+				First:   getStringField(customer, "first"),
+				Last:    getStringField(customer, "last"),
+				Email:   getStringField(customer, "email"),
+				Company: getStringField(customer, "company"),
+				Phone:   getStringField(customer, "phone"),
+			}
+		}
+	}
+	return AccountContact{}
+}
+
+func getEntryAccountID(e SubscriptionEntry) string {
+	if order, ok := e.Order.(map[string]any); ok {
+		if account, ok := order["account"].(string); ok {
+			return account
+		}
+	}
+	return ""
+}
+
 func digestHandler(w http.ResponseWriter, r *http.Request) {
 	if r.Method != http.MethodGet && r.Method != http.MethodPost {
 		http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
@@ -786,16 +840,25 @@ func digestHandler(w http.ResponseWriter, r *http.Request) {
 	customerMap := make(map[string]*CustomerDigest)
 	var customerOrder []string
 	for _, s := range allSubs {
+		// Try to get account ID from subscription, then from first entry's order
 		accountID := getAccountID(s.Detail.Account)
+		if accountID == "" && len(s.Entries) > 0 {
+			accountID = getEntryAccountID(s.Entries[0])
+		}
 		if accountID == "" {
 			accountID = s.Detail.ID // fallback to subscription ID
 		}
 
 		cd, exists := customerMap[accountID]
 		if !exists {
+			// Try to get contact from subscription, then from first entry's order
+			contact := getAccountContact(s.Detail.Account)
+			if contact.Email == "" && len(s.Entries) > 0 {
+				contact = getEntryCustomer(s.Entries[0])
+			}
 			cd = &CustomerDigest{
 				AccountID: accountID,
-				Contact:   getAccountContact(s.Detail.Account),
+				Contact:   contact,
 			}
 			customerMap[accountID] = cd
 			customerOrder = append(customerOrder, accountID)
@@ -895,14 +958,11 @@ func formatCustomerSection(cd *CustomerDigest) string {
 
 		for _, e := range sub.Entries {
 			status := ":white_check_mark:"
-			if !e.Completed {
+			if !getEntryCompleted(e) {
 				status = ":hourglass_flowing_sand:"
 			}
 
-			amount := e.TotalDisplay
-			if amount == "" {
-				amount = formatAnyAmount(e.Total, e.Currency)
-			}
+			amount := getEntryTotal(e)
 
 			date := e.ChangedDisplay
 			if date == "" {