ContactInfo added to exchange package (#574)

ContactInfo created for models.Contactable. ContactInfo test suite created.

src/internal/connector/exchange/contact.go

@@ -0,0 +1,20 @@
+package exchange
+
+import (
+	"github.com/microsoftgraph/msgraph-sdk-go/models"
+
+	"github.com/alcionai/corso/pkg/backup/details"
+)
+
+// ContactInfo translate models.Contactable metadata into searchable content
+func ContactInfo(contact models.Contactable) *details.ExchangeInfo {
+	name := ""
+
+	if contact.GetDisplayName() != nil {
+		name = *contact.GetDisplayName()
+	}
+
+	return &details.ExchangeInfo{
+		ContactName: name,
+	}
+}

src/internal/connector/exchange/contact_test.go

@@ -0,0 +1,46 @@
+package exchange
+
+import (
+	"testing"
+
+	"github.com/microsoftgraph/msgraph-sdk-go/models"
+	"github.com/stretchr/testify/suite"
+
+	"github.com/alcionai/corso/pkg/backup/details"
+)
+
+type ContactSuite struct {
+	suite.Suite
+}
+
+func TestContactSuite(t *testing.T) {
+	suite.Run(t, &ContactSuite{})
+}
+
+func (suite *ContactSuite) TestContactInfo() {
+	tests := []struct {
+		name         string
+		contactAndRP func() (models.Contactable, *details.ExchangeInfo)
+	}{
+		{
+			name: "Empty Contact",
+			contactAndRP: func() (models.Contactable, *details.ExchangeInfo) {
+				return models.NewContact(), &details.ExchangeInfo{}
+			},
+		}, {
+			name: "Only Name",
+			contactAndRP: func() (models.Contactable, *details.ExchangeInfo) {
+				aPerson := "Whole Person"
+				contact := models.NewContact()
+				contact.SetDisplayName(&aPerson)
+				return contact, &details.ExchangeInfo{ContactName: aPerson}
+			},
+		},
+	}
+	for _, test := range tests {
+		suite.T().Run(test.name, func(t *testing.T) {
+			contact, expected := test.contactAndRP()
+			suite.Equal(expected, ContactInfo(contact))
+		})
+	}
+}

src/pkg/backup/details/details.go

@@ -81,9 +81,10 @@ type ItemInfo struct {
 
 // ExchangeInfo describes an exchange item
 type ExchangeInfo struct {
-	Sender   string    `json:"sender"`
-	Subject  string    `json:"subject"`
-	Received time.Time `json:"received"`
+	Sender      string    `json:"sender,omitempty"`
+	Subject     string    `json:"subject,omitempty"`
+	Received    time.Time `json:"received,omitempty"`
+	ContactName string    `json:"contactName,omitempty"`
 }
 
 // Headers returns the human-readable names of properties in an ExchangeInfo