Improved code

swoop/send/sender.go

@@ -1,18 +1,49 @@
 package send
 
 import (
+	"encoding/json"
 	"fmt"
+	"time"
 
+	"git.kundeng.us/phoenix/textsender-models/pkg/config"
 	"git.kundeng.us/phoenix/textsender-models/pkg/contact"
+	"git.kundeng.us/phoenix/textsender-models/pkg/message"
+	"github.com/twilio/twilio-go"
+	twilioApi "github.com/twilio/twilio-go/rest/api/v2010"
 )
 
+type TwilioResult = twilioApi.ApiV2010Message
+
 type MessageSender struct {
 	Numbers []contact.Contact
+	Config  config.TwiloConfig
 }
 
-func (m *MessageSender) Send() error {
-	if len(m.Numbers) == 0 {
-		return fmt.Errorf("No numbers to send")
+func (m *MessageSender) Send(msg message.Message, number contact.Contact, time *time.Time) (*TwilioResult, error) {
+	now := time.Now()
+	client := twilio.NewRestClientWithParams(twilio.ClientParams{
+		Username: Config.AccountSID,
+		Password: Config.AuthToken,
+	})
+
+	params := &twilioApi.CreateMessageParams{}
+	params.SetTo(number.PhoneNumber)
+	params.SetFrom(Config.Number)
+	params.SetBody(message.Content)
+	if time != nil {
+		if time > now {
+			params.SetSendAt(*time)
+		}
+	}
+
+	resp, err := client.Api.CreateMessage(params)
+	if err != nil {
+		return nil, fmt.Errorf("Error sending message: %v", err)
+	} else {
+		if _, err := json.Marshal(*resp); err != nil {
+			return nil, fmt.Errorf("Error parsing result: %v", err)
+		} else {
+			return resp, nil
+		}
 	}
-	return nil
 }