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fix: send email on new member joining

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Closes #228
This commit is contained in:
Arjun Patel
2026-06-08 17:25:46 -07:00
parent 6c3206788a
commit edf493f733
5 changed files with 268 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files
go/internal/network/service.go
+123 -14
View File
@@ -16,6 +16,7 @@ import (
pbaero "github.com/flowy-live/llink/genproto/aero"
"github.com/flowy-live/llink/internal/billing"
"github.com/flowy-live/llink/internal/constants"
"github.com/flowy-live/llink/internal/human"
"github.com/flowy-live/llink/internal/livestore"
"github.com/flowy-live/llink/internal/utils"
)
@@ -27,6 +28,10 @@ var ErrInvalidHumanId = errors.New("invalid humanId")
var ErrCapacityExceeded = errors.New("active stream capacity exceeded")
var ErrInvalidRetentionHours = errors.New("message retention hours must be between 24 and 336")
type humanLookup interface {
GetByID(ctx context.Context, id string) (*human.Human, error)
}
type Service interface {
Reader
@@ -54,17 +59,25 @@ type Service interface {
type serviceImpl struct {
*readerImpl
aeroSvc pbaero.PrimaryClient
billingSvc billing.Service
pub livestore.MembershipPublisher
aeroSvc pbaero.PrimaryClient
billingSvc billing.Service
pub livestore.MembershipPublisher
humanLookup humanLookup
}
func NewService(pool *pgxpool.Pool, aeroSvc pbaero.PrimaryClient, billingSvc billing.Service, pub livestore.MembershipPublisher) Service {
func NewService(
pool *pgxpool.Pool,
aeroSvc pbaero.PrimaryClient,
billingSvc billing.Service,
pub livestore.MembershipPublisher,
humanLookup humanLookup,
) Service {
return &serviceImpl{
readerImpl: newReader(pool),
aeroSvc: aeroSvc,
billingSvc: billingSvc,
pub: pub,
readerImpl: newReader(pool),
aeroSvc: aeroSvc,
billingSvc: billingSvc,
pub: pub,
humanLookup: humanLookup,
}
}
@@ -223,6 +236,14 @@ func (s *serviceImpl) InviteByEmail(ctx context.Context, networkID string, email
}
func (s *serviceImpl) AcceptInvitation(ctx context.Context, networkID, email, humanId string) error {
network, err := s.repo.getByID(ctx, networkID)
if err != nil {
if errors.Is(err, errNotFound) {
return ErrNotFound
}
return err
}
normalized, err := utils.NormalizeEmail(email)
if err != nil {
return fmt.Errorf("%w: %w", ErrInvalidEmail, err)
@@ -231,6 +252,11 @@ func (s *serviceImpl) AcceptInvitation(ctx context.Context, networkID, email, hu
return ErrInvalidHumanId
}
prevMembersHumanIds, membersErr := s.repo.getMemberHumanIds(ctx, networkID)
if membersErr != nil {
flog.Warn("unable to get member human ids", "error", membersErr)
}
if err := s.mutateMembers(ctx, networkID, func(tx pgx.Tx) error {
err := s.repo.deleteInvitation(ctx, tx, networkID, normalized)
if err != nil {
@@ -241,6 +267,35 @@ func (s *serviceImpl) AcceptInvitation(ctx context.Context, networkID, email, hu
return err
}
if membersErr == nil && len(prevMembersHumanIds) > 0 {
emailRecipients := make([]string, 0, len(prevMembersHumanIds))
for _, memberHumanId := range prevMembersHumanIds {
if memberHumanId != "" {
human, err := s.humanLookup.GetByID(ctx, memberHumanId)
if err != nil {
flog.Warn("unable to find human", "error", err, "humanId", memberHumanId)
continue
}
emailRecipients = append(emailRecipients, human.Email)
}
}
newMemberEmailPrefix := strings.Split(normalized, "@")[0]
_, err = s.aeroSvc.ShootEmail(ctx, &pbaero.ShootEmailRequest{
ToEmails: emailRecipients,
Subject: fmt.Sprintf("A new member has joined %s", network.Name),
TemplateData: &pbaero.ShootEmailRequest_SimpleHtmlData{
SimpleHtmlData: &pbaero.SimpleHtmlData{
Html: buildNewMemberHTML(network.Name, newMemberEmailPrefix),
},
},
})
if err != nil {
flog.Warn("unable to send email notification", "email", email, "network", network.Name)
}
}
s.mirrorAddMembership(ctx, humanId, networkID)
return nil
}
@@ -253,8 +308,24 @@ func (s *serviceImpl) RevokeInvitation(ctx context.Context, networkID, email str
return s.repo.deleteInvitation(ctx, s.pool, networkID, normalized)
}
const (
emailWebAppURL = "https://llink.flowy.live"
emailDesktopURL = "llink://"
emailDownloadURL = "https://flowylabs.ai/llink/download"
)
// emailDesktopFooter is the shared secondary line offering the desktop app.
// The web app is always the primary CTA (no install required), so desktop is
// kept quiet here and shared across templates so the two can't drift apart.
func emailDesktopFooter() string {
return fmt.Sprintf(`<tr>
<td style="font-size:13px;color:#888888;">
Prefer the desktop app? <a href="%s" style="color:#111111;">Open it</a> or <a href="%s" style="color:#111111;">download here</a>.
</td>
</tr>`, emailDesktopURL, emailDownloadURL)
}
func buildInvitationHTML(networkName string) string {
const downloadURL = "https://flowylabs.ai/llink/download"
safeName := html.EscapeString(networkName)
return fmt.Sprintf(`<!DOCTYPE html>
<html>
@@ -265,25 +336,63 @@ func buildInvitationHTML(networkName string) string {
<table role="presentation" width="100%%" cellspacing="0" cellpadding="0" border="0" style="max-width:480px;background-color:#ffffff;border-radius:12px;padding:40px;">
<tr>
<td style="font-size:22px;font-weight:600;color:#111111;padding-bottom:16px;">
You've been invited to join %s on Flowy.llink
You&#39;ve been invited to join %s on Flowy.llink
</td>
</tr>
<tr>
<td style="font-size:15px;line-height:1.5;color:#444444;padding-bottom:32px;">
Launch (or download) the app to accept your invitation and connect with your team.
Open the app to accept your invitation. If you&#39;re new, you&#39;ll be prompted to create a free account first.
</td>
</tr>
<tr>
<td>
<td style="padding-bottom:24px;">
<a href="%s" style="display:inline-block;background-color:#111111;color:#ffffff;text-decoration:none;font-size:15px;font-weight:500;padding:12px 24px;border-radius:8px;">
Launch Flowy.llink
Open Flowy.llink (web)
</a>
</td>
</tr>
%s
</table>
</td>
</tr>
</table>
</body>
</html>`, safeName, downloadURL)
</html>`, safeName, emailWebAppURL, emailDesktopFooter())
}
// buildNewMemberHTML is an email template to notify other members that a new member has joined
func buildNewMemberHTML(networkName, newMemberEmailPrefix string) string {
safeName := html.EscapeString(networkName)
safeEmail := html.EscapeString(newMemberEmailPrefix)
return fmt.Sprintf(`<!DOCTYPE html>
<html>
<body style="margin:0;padding:0;background-color:#f5f5f7;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;">
<table role="presentation" width="100%%" cellspacing="0" cellpadding="0" border="0" style="background-color:#f5f5f7;padding:48px 16px;">
<tr>
<td align="center">
<table role="presentation" width="100%%" cellspacing="0" cellpadding="0" border="0" style="max-width:480px;background-color:#ffffff;border-radius:12px;padding:40px;">
<tr>
<td style="font-size:22px;font-weight:600;color:#111111;padding-bottom:16px;">
A new member joined %s
</td>
</tr>
<tr>
<td style="font-size:15px;line-height:1.5;color:#444444;padding-bottom:32px;">
<strong style="color:#111111;">%s</strong> just joined your network on Flowy.llink. Say hello and bring them up to speed.
</td>
</tr>
<tr>
<td style="padding-bottom:24px;">
<a href="%s" style="display:inline-block;background-color:#111111;color:#ffffff;text-decoration:none;font-size:15px;font-weight:500;padding:12px 24px;border-radius:8px;">
Open Flowy.llink (web)
</a>
</td>
</tr>
%s
</table>
</td>
</tr>
</table>
</body>
</html>`, safeName, safeEmail, emailWebAppURL, emailDesktopFooter())
}
go/internal/network/service_test.go
+11 -1
View File
@@ -7,6 +7,8 @@ import (
pbaero "github.com/flowy-live/llink/genproto/aero"
mock_billing "github.com/flowy-live/llink/internal/billing/mocks"
"github.com/flowy-live/llink/internal/human"
mock_human "github.com/flowy-live/llink/internal/human/mocks"
mock_livestore "github.com/flowy-live/llink/internal/livestore/mocks"
"github.com/flowy-live/llink/internal/network"
"github.com/flowy-live/llink/internal/testhelper"
@@ -41,7 +43,15 @@ func newTestService(t *testing.T) network.Service {
mockPub.EXPECT().Add(gomock.Any(), gomock.Any(), gomock.Any()).Return(nil).AnyTimes()
mockPub.EXPECT().Remove(gomock.Any(), gomock.Any(), gomock.Any()).Return(nil).AnyTimes()
return network.NewService(dbPool, mockAero, mockBilling, mockPub)
mockHuman := mock_human.NewMockService(ctrl)
mockHuman.EXPECT().GetByID(gomock.Any(), gomock.Any()).Return(&human.Human{
ID: "test_human",
Email: "[email protected]",
EmailPrefix: "test",
EmailNotificationsEnabled: false,
}, nil).AnyTimes()
return network.NewService(dbPool, mockAero, mockBilling, mockPub, mockHuman)
}
func TestNetworkService(t *testing.T) {