109 lines
3.3 KiB
Go
Executable File
109 lines
3.3 KiB
Go
Executable File
package config
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import (
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"fmt"
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"log"
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"os"
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"strings"
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"time"
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"github.com/gofiber/fiber/v2"
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"github.com/valyala/bytebufferpool"
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mail "github.com/xhit/go-simple-mail/v2"
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)
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type Mail struct {
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*mail.SMTPServer
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*mail.SMTPClient
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Host string `mapstructure:"MAIL_HOST" yaml:"host" env:"MAIL_HOST" env-default:"smtp-mail.outlook.com"`
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Username string `mapstructure:"MAIL_USERNAME" yaml:"username" env:"MAIL_USERNAME" env-default:"ovirtual@gasesdeloriente.com.co"`
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Password string `mapstructure:"MAIL_PASSWORD" yaml:"password" env:"MAIL_PASSWORD" env-default:"Gases2023**"`
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Encryption string `mapstructure:"MAIL_ENCRYPTION" yaml:"encryption" env:"MAIL_ENCRYPTION" env-default:"tls"`
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FromAddress string `mapstructure:"MAIL_FROM_ADDRESS" yaml:"from_address" env:"MAIL_FROM_ADDRESS" env-default:"ovirtual@gasesdeloriente.com.co"`
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FromName string `mapstructure:"MAIL_FROM_NAME" yaml:"from_name" env:"MAIL_FROM_NAME" env-default:"Gases"`
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View *ViewConfig
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Port int `mapstructure:"MAIL_PORT" yaml:"port" env:"MAIL_PORT" env-default:"587"` // Cambié a 465 para SSL
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}
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// Enviar correo
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func (m *Mail) Send(to string, subject string, body string, ccEmails ...string) error {
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// Configurar el cliente SMTP antes de enviar cada correo
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if m.SMTPServer == nil {
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m.SetupMailer()
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}
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// Usar el remitente de la config activa; si está vacío, caer al env
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from := m.FromAddress
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if from == "" {
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from = os.Getenv("MAIL_FROM_ADDRESS")
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}
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if from == "" {
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log.Println("Error: FromAddress no está configurado")
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return fmt.Errorf("MAIL_FROM_ADDRESS no está configurado")
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}
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// Crear nuevo mensaje de correo
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email := mail.NewMSG()
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email.SetFrom(from).
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AddTo(to).
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SetSubject(subject).
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SetBody(mail.TextHTML, body)
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// Crear un nuevo cliente SMTP
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client, err := m.SMTPServer.Connect()
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if err != nil {
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log.Printf("Error conectando al servidor SMTP: %s", err)
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return err
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}
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// Enviar el correo usando el cliente SMTP nuevo
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err = email.Send(client)
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if err != nil {
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log.Printf("Error enviando el correo: %s", err)
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return err
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}
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log.Println("Correo enviado con éxito")
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return nil
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}
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// Preparar HTML para el cuerpo del correo
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func (m *Mail) PrepareHtml(view string, body fiber.Map) string {
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buf := bytebufferpool.Get()
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defer bytebufferpool.Put(buf)
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// app.Settings.Views.Render (asegúrate de que el motor de plantillas esté configurado)
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if err := m.View.Template.TemplateEngine.Render(buf, view, body, "layouts/email"); err != nil {
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log.Printf("Error rendering HTML: %s", err)
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}
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return buf.String()
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}
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// Configuración inicial del cliente SMTP
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func (m *Mail) SetupMailer() {
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var err error
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m.SMTPServer = mail.NewSMTPClient()
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m.SMTPServer.Host = m.Host
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m.SMTPServer.Port = m.Port
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m.SMTPServer.Username = m.Username
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m.SMTPServer.Password = m.Password
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switch strings.ToLower(strings.ReplaceAll(m.Encryption, "/", "")) {
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case "ssl", "ssltls":
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m.SMTPServer.Encryption = mail.EncryptionSSL
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case "tls", "starttls":
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m.SMTPServer.Encryption = mail.EncryptionSTARTTLS
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default:
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m.SMTPServer.Encryption = mail.EncryptionNone
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}
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// Configuración de tiempo y conexión
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m.SMTPServer.KeepAlive = false
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m.SMTPServer.ConnectTimeout = 10 * time.Second
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m.SMTPServer.SendTimeout = 10 * time.Second
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// Conectar al servidor SMTP
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m.SMTPClient, err = m.SMTPServer.Connect()
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if err != nil {
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log.Printf("Error conectando al servidor SMTP: %s", err)
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}
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}
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