add templates for welcome, forgot password and onboarding + add email…

… handler

api/controllers/email.go

@@ -1,6 +1,85 @@
 package controllers
 
-func SendEmail(title string, body string) error {
-	// Send email
-	return nil
+import (
+	"log"
+	"os"
+
+	"github.com/uug-ai/facial-access-control/api/models"
+	"github.com/uug-ai/facial-access-control/api/notifications"
+)
+
+type Email struct {
+	Type    string
+	Mailgun notifications.Mail
+	SMTP    notifications.SMTP
+}
+
+func (email Email) Send(m notifications.Message) {
+	if email.Type == "mailgun" {
+		err := email.Mailgun.Send(m) // TODO add error handler
+		if err != nil {
+			log.Println(err)
+		}
+	} else if email.Type == "smtp" {
+		err := email.SMTP.Send(m) // TODO add error handler
+		if err != nil {
+			log.Println(err)
+		}
+	}
+}
+
+func Mail(mailto string, template string) *Email {
+	emailProvider := os.Getenv("MAIL_PROVIDER")
+	if emailProvider == "" {
+		emailProvider = "mailgun"
+	}
+	var email Email
+	if emailProvider == "mailgun" {
+		mailgun := notifications.Mail{
+			Domain:     os.Getenv("MAILGUN_DOMAIN"),
+			ApiKey:     os.Getenv("MAILGUN_API_KEY"),
+			EmailFrom:  os.Getenv("EMAIL_FROM"),
+			EmailTo:    mailto,
+			TemplateId: template,
+		}
+		email.Type = "mailgun"
+		email.Mailgun = mailgun
+	} else if emailProvider == "smtp" {
+		smtp := notifications.SMTP{
+			Server:     os.Getenv("SMTP_SERVER"),
+			Port:       os.Getenv("SMTP_PORT"),
+			Username:   os.Getenv("SMTP_USERNAME"),
+			Password:   os.Getenv("SMTP_PASSWORD"),
+			EmailFrom:  os.Getenv("EMAIL_FROM"),
+			EmailTo:    mailto,
+			TemplateId: template,
+		}
+		email.Type = "smtp"
+		email.SMTP = smtp
+	}
+	return &email
+}
+
+func SendWelcomeEmail(user models.User, m notifications.Message) {
+	m.Title = os.Getenv("WELCOME_TITLE")
+	email := Mail(user.Email, os.Getenv("WELCOME_TEMPLATE"))
+	email.Send(m)
+}
+
+func SendShareEmail(user models.User, m notifications.Message) {
+	m.Title = os.Getenv("SHARE_TITLE")
+	email := Mail(user.Email, os.Getenv("SHARE_TEMPLATE"))
+	email.Send(m) // TODO add error handler
+}
+
+func SendActivationEmail(user models.User, m notifications.Message) {
+	m.Title = os.Getenv("ACTIVATE_TITLE")
+	email := Mail(user.Email, os.Getenv("ACTIVATE_TEMPLATE"))
+	email.Send(m) // TODO add error handler
+}
+
+func SendForgotEmail(user models.User, m notifications.Message) {
+	m.Title = os.Getenv("FORGOT_TITLE")
+	email := Mail(user.Email, os.Getenv("FORGOT_TEMPLATE"))
+	email.Send(m) // TODO add error handler
 }

api/go.mod

@@ -1,53 +1,62 @@
 module github.com/uug-ai/facial-access-control/api
 
-go 1.22.1
+go 1.22.2
 
 require (
 	github.com/appleboy/gin-jwt/v2 v2.9.2
-	github.com/gin-contrib/cors v1.7.1
-	github.com/gin-contrib/pprof v1.4.0
-	github.com/gin-gonic/gin v1.9.1
+	github.com/gin-contrib/cors v1.7.2
+	github.com/gin-contrib/pprof v1.5.0
+	github.com/gin-gonic/gin v1.10.0
 	github.com/golang-jwt/jwt/v4 v4.5.0
+	github.com/mailgun/mailgun-go/v4 v4.12.0
 	github.com/op/go-logging v0.0.0-20160315200505-970db520ece7
 	github.com/sirupsen/logrus v1.9.3
 	github.com/swaggo/files v1.0.1
 	github.com/swaggo/gin-swagger v1.6.0
 	github.com/swaggo/swag v1.16.3
+	gopkg.in/gomail.v2 v2.0.0-20160411212932-81ebce5c23df
 	gopkg.in/natefinch/lumberjack.v2 v2.2.1
 )
 
 require (
 	github.com/KyleBanks/depth v1.2.1 // indirect
-	github.com/bytedance/sonic v1.11.3 // indirect
-	github.com/chenzhuoyu/base64x v0.0.0-20230717121745-296ad89f973d // indirect
-	github.com/chenzhuoyu/iasm v0.9.1 // indirect
+	github.com/PuerkitoBio/purell v1.1.1 // indirect
+	github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 // indirect
+	github.com/bytedance/sonic v1.11.6 // indirect
+	github.com/bytedance/sonic/loader v0.1.1 // indirect
+	github.com/cloudwego/base64x v0.1.4 // indirect
+	github.com/cloudwego/iasm v0.2.0 // indirect
 	github.com/gabriel-vasile/mimetype v1.4.3 // indirect
 	github.com/gin-contrib/sse v0.1.0 // indirect
-	github.com/go-openapi/jsonpointer v0.21.0 // indirect
-	github.com/go-openapi/jsonreference v0.21.0 // indirect
-	github.com/go-openapi/spec v0.21.0 // indirect
-	github.com/go-openapi/swag v0.23.0 // indirect
+	github.com/go-chi/chi/v5 v5.0.8 // indirect
+	github.com/go-openapi/jsonpointer v0.19.5 // indirect
+	github.com/go-openapi/jsonreference v0.19.6 // indirect
+	github.com/go-openapi/spec v0.20.4 // indirect
+	github.com/go-openapi/swag v0.19.15 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.1 // indirect
-	github.com/go-playground/validator/v10 v10.19.0 // indirect
+	github.com/go-playground/validator/v10 v10.20.0 // indirect
 	github.com/goccy/go-json v0.10.2 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.7 // indirect
 	github.com/leodido/go-urn v1.4.0 // indirect
-	github.com/mailru/easyjson v0.7.7 // indirect
+	github.com/mailru/easyjson v0.7.6 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
-	github.com/pelletier/go-toml/v2 v2.2.0 // indirect
+	github.com/pelletier/go-toml/v2 v2.2.2 // indirect
+	github.com/pkg/errors v0.8.1 // indirect
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	github.com/ugorji/go/codec v1.2.12 // indirect
-	golang.org/x/arch v0.7.0 // indirect
+	golang.org/x/arch v0.8.0 // indirect
 	golang.org/x/crypto v0.23.0 // indirect
 	golang.org/x/net v0.25.0 // indirect
 	golang.org/x/sys v0.20.0 // indirect
 	golang.org/x/text v0.15.0 // indirect
-	golang.org/x/tools v0.21.0 // indirect
-	google.golang.org/protobuf v1.33.0 // indirect
+	golang.org/x/tools v0.7.0 // indirect
+	google.golang.org/protobuf v1.34.1 // indirect
+	gopkg.in/alexcesaro/quotedprintable.v3 v3.0.0-20150716171945-2caba252f4dc // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )