Add: support for inviting colleagues through email

Signed-off-by: guacamole <gunjanwalecha@gmail.com>

auth/auth.go

@@ -30,6 +30,7 @@ type Authentication interface {
 	RenewAccessToken(ctx echo.Context) error
 	VerifyEmail(ctx echo.Context) error
 	ResetPassword(ctx echo.Context) error
+	Invites(ctx echo.Context) error
 }
 
 // New is the constructor function returns an Authentication implementation

auth/invites.go

@@ -0,0 +1,36 @@
+package auth
+
+import (
+	"encoding/json"
+	"github.com/labstack/echo/v4"
+	"net/http"
+	"strings"
+)
+
+type List struct {
+	Emails string
+}
+
+func (a *auth) Invites(ctx echo.Context) error {
+	var list List
+	err := json.NewDecoder(ctx.Request().Body).Decode(&list)
+	if err != nil {
+		a.logger.Log(ctx, err)
+		return ctx.JSON(http.StatusBadRequest, echo.Map{
+			"error": err.Error(),
+			"msg":   "error decode body, expecting and array of emails",
+		})
+	}
+	err = a.emailClient.WelcomeEmail(strings.Split(list.Emails, ","))
+	if err != nil {
+		return ctx.JSON(http.StatusInternalServerError, echo.Map{
+			"error": err.Error(),
+			"msg":   "err sending invites",
+		})
+	}
+
+	a.logger.Log(ctx, err)
+	return ctx.JSON(http.StatusAccepted, echo.Map{
+		"msg": "success",
+	})
+}

router/helpers.go

@@ -12,7 +12,9 @@ import (
 // RegisterAuthRoutes includes all the auth related endpoints
 func RegisterAuthRoutes(authRouter *echo.Group, authSvc auth.Authentication) {
 
+	//send-email/welcome
 	authRouter.Add(http.MethodPost, "/signup", authSvc.SignUp)
+	authRouter.Add(http.MethodPost, "/send-email/welcome", authSvc.Invites)
 	authRouter.Add(http.MethodGet, "/signup/verify", authSvc.VerifyEmail)
 	authRouter.Add(http.MethodPost, "/signin", authSvc.SignIn)
 	authRouter.Add(http.MethodPost, "/token", authSvc.SignIn)

services/email/createEmail.go

@@ -4,45 +4,39 @@ import (
 	"fmt"
 
 	"github.com/containerish/OpenRegistry/types"
-	"github.com/fatih/color"
 	"github.com/sendgrid/sendgrid-go/helpers/mail"
 )
 
 func (e *email) CreateEmail(u *types.User, kind EmailKind, token string) (*mail.SGMailV3, error) {
 	mailReq := &Mail{}
 	m := mail.NewV3Mail()
 
-	mailReq.To = u.Email
+	mailReq.To = append(mailReq.To, u.Email)
 	mailReq.Data.Username = u.Username
 
 	switch kind {
 	case VerifyEmailKind:
 		m.SetTemplateID(e.config.VerifyEmailTemplateId)
-		mailReq.Name = "Verify Email"
-		mailReq.Subject = "OpenRegistry - Verify Email"
+		mailReq.Name = "OpenRegistry"
+		mailReq.Subject = "Verify Email"
 		mailReq.Data.Link = fmt.Sprintf("%s/auth/signup/verify?token=%s", e.backendEndpoint, token)
 
 	case ResetPasswordEmailKind:
 		m.SetTemplateID(e.config.ForgotPasswordTemplateId)
-		mailReq.Name = "Password Reset"
-		mailReq.Subject = "OpenRegistry - Forgot Password"
+		mailReq.Name = "OpenRegistry"
+		mailReq.Subject = "Forgot Password"
 		mailReq.Data.Link = fmt.Sprintf("%s/auth/reset-password?token=%s", e.backendEndpoint, token)
 
-	case WelcomeEmailKind:
-		mailReq.Name = "Welcome to OpenRegistry"
-		mailReq.Subject = "Welcome to OpenRegistry"
-		mailReq.Data.Link = fmt.Sprintf("%s/send-email/welcome", e.backendEndpoint)
-		m.SetTemplateID(e.config.WelcomeEmailTemplateId)
 	default:
 		return nil, fmt.Errorf("incorrect email kind")
 	}
 
-	color.Magenta("SendAs: %s", e.config.SendAs)
 	email := mail.NewEmail(mailReq.Name, e.config.SendAs)
 	m.SetFrom(email)
 	p := mail.NewPersonalization()
+
 	tos := []*mail.Email{
-		mail.NewEmail(mailReq.To, mailReq.To),
+		mail.NewEmail(mailReq.To[0], mailReq.To[0]),
 	}
 
 	p.AddTos(tos...)

services/email/email.go

@@ -23,7 +23,7 @@ type MailData struct {
 type Mail struct {
 	Data    MailData
 	Name    string
-	To      string
+	To      []string
 	Subject string
 	Body    string
 	Mtype   MailType
@@ -32,6 +32,7 @@ type Mail struct {
 type MailService interface {
 	CreateEmail(u *types.User, kind EmailKind, token string) (*mail.SGMailV3, error)
 	SendEmail(u *types.User, token string, kind EmailKind) error
+	WelcomeEmail(list []string) error
 }
 
 func New(config *config.Email, backendEndpoint string) MailService {

services/email/welcome_email.go

@@ -0,0 +1,35 @@
+package email
+
+import (
+	"fmt"
+	"github.com/sendgrid/sendgrid-go/helpers/mail"
+	"net/http"
+)
+
+func (e *email) WelcomeEmail(list []string) error {
+
+	mailReq := &Mail{}
+	m := mail.NewV3Mail()
+
+	m.SetTemplateID(e.config.WelcomeEmailTemplateId)
+	mailReq.Name = "OpenRegistry"
+	mailReq.Subject = "Welcome to OpenRegistry"
+	mailReq.Data.Link = fmt.Sprintf("%s/send-email/welcome", e.backendEndpoint)
+
+	email := mail.NewEmail(mailReq.Name, e.config.SendAs)
+	m.SetFrom(email)
+	p := mail.NewPersonalization()
+
+	var tos []*mail.Email
+	for _, v := range list {
+		tos = append(tos, mail.NewEmail(v, v))
+	}
+	p.AddTos(tos...)
+	m.AddPersonalizations(p)
+
+	resp, err := e.client.Send(m)
+	if err != nil && resp.StatusCode != http.StatusAccepted {
+		return fmt.Errorf("ERR_SEND_EMAIL: %w", err)
+	}
+	return nil
+}