469f21a833
Features: - PDF service for generating task reports with ReportLab-style formatting - Storage service for file uploads (local and S3-compatible) - Admin authentication middleware with JWT support - Admin user model and repository Infrastructure: - Updated Docker configuration for admin panel builds - Email service enhancements for task notifications - Updated router with admin and file upload routes - Environment configuration updates Tests: - Unit tests for handlers (auth, residence, task) - Unit tests for models (user, residence, task) - Unit tests for repositories (user, residence, task) - Unit tests for services (residence, task) - Integration test setup - Test utilities for mocking database and services Database: - Admin user seed data - Updated test data seeds 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
510 lines
16 KiB
Go
510 lines
16 KiB
Go
package services
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import (
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"bytes"
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"fmt"
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"html/template"
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"io"
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"time"
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"github.com/rs/zerolog/log"
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"gopkg.in/gomail.v2"
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"github.com/treytartt/mycrib-api/internal/config"
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)
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// EmailService handles sending emails
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type EmailService struct {
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cfg *config.EmailConfig
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dialer *gomail.Dialer
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}
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// NewEmailService creates a new email service
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func NewEmailService(cfg *config.EmailConfig) *EmailService {
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dialer := gomail.NewDialer(cfg.Host, cfg.Port, cfg.User, cfg.Password)
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return &EmailService{
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cfg: cfg,
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dialer: dialer,
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}
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}
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// SendEmail sends an email
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func (s *EmailService) SendEmail(to, subject, htmlBody, textBody string) error {
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m := gomail.NewMessage()
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m.SetHeader("From", s.cfg.From)
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m.SetHeader("To", to)
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m.SetHeader("Subject", subject)
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m.SetBody("text/plain", textBody)
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m.AddAlternative("text/html", htmlBody)
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if err := s.dialer.DialAndSend(m); err != nil {
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log.Error().Err(err).Str("to", to).Str("subject", subject).Msg("Failed to send email")
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return fmt.Errorf("failed to send email: %w", err)
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}
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log.Info().Str("to", to).Str("subject", subject).Msg("Email sent successfully")
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return nil
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}
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// EmailAttachment represents an email attachment
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type EmailAttachment struct {
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Filename string
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ContentType string
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Data []byte
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}
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// SendEmailWithAttachment sends an email with an attachment
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func (s *EmailService) SendEmailWithAttachment(to, subject, htmlBody, textBody string, attachment *EmailAttachment) error {
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m := gomail.NewMessage()
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m.SetHeader("From", s.cfg.From)
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m.SetHeader("To", to)
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m.SetHeader("Subject", subject)
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m.SetBody("text/plain", textBody)
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m.AddAlternative("text/html", htmlBody)
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if attachment != nil {
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m.Attach(attachment.Filename,
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gomail.SetCopyFunc(func(w io.Writer) error {
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_, err := w.Write(attachment.Data)
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return err
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}),
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gomail.SetHeader(map[string][]string{
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"Content-Type": {attachment.ContentType},
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}),
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)
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}
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if err := s.dialer.DialAndSend(m); err != nil {
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log.Error().Err(err).Str("to", to).Str("subject", subject).Msg("Failed to send email with attachment")
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return fmt.Errorf("failed to send email: %w", err)
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}
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log.Info().Str("to", to).Str("subject", subject).Str("attachment", attachment.Filename).Msg("Email with attachment sent successfully")
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return nil
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}
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// SendWelcomeEmail sends a welcome email with verification code
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func (s *EmailService) SendWelcomeEmail(to, firstName, code string) error {
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subject := "Welcome to MyCrib - Verify Your Email"
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name := firstName
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if name == "" {
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name = "there"
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}
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htmlBody := fmt.Sprintf(`
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<style>
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body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; line-height: 1.6; color: #333; }
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.container { max-width: 600px; margin: 0 auto; padding: 20px; }
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.header { text-align: center; padding: 20px 0; }
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.code { background: #f4f4f4; padding: 20px; text-align: center; font-size: 32px; font-weight: bold; letter-spacing: 8px; border-radius: 8px; margin: 20px 0; }
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.footer { text-align: center; color: #666; font-size: 12px; margin-top: 40px; }
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</style>
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</head>
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<body>
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<div class="container">
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<div class="header">
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<h1>Welcome to MyCrib!</h1>
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</div>
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<p>Hi %s,</p>
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<p>Thank you for creating a MyCrib account. To complete your registration, please verify your email address by entering the following code:</p>
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<div class="code">%s</div>
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<p>This code will expire in 24 hours.</p>
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<p>If you didn't create a MyCrib account, you can safely ignore this email.</p>
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<p>Best regards,<br>The MyCrib Team</p>
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<div class="footer">
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<p>© %d MyCrib. All rights reserved.</p>
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</div>
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</div>
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</body>
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</html>
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`, name, code, time.Now().Year())
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textBody := fmt.Sprintf(`
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Welcome to MyCrib!
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Hi %s,
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Thank you for creating a MyCrib account. To complete your registration, please verify your email address by entering the following code:
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%s
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This code will expire in 24 hours.
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If you didn't create a MyCrib account, you can safely ignore this email.
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Best regards,
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The MyCrib Team
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`, name, code)
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return s.SendEmail(to, subject, htmlBody, textBody)
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}
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// SendVerificationEmail sends an email verification code
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func (s *EmailService) SendVerificationEmail(to, firstName, code string) error {
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subject := "MyCrib - Verify Your Email"
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name := firstName
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if name == "" {
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name = "there"
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}
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htmlBody := fmt.Sprintf(`
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<style>
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body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; line-height: 1.6; color: #333; }
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.container { max-width: 600px; margin: 0 auto; padding: 20px; }
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.code { background: #f4f4f4; padding: 20px; text-align: center; font-size: 32px; font-weight: bold; letter-spacing: 8px; border-radius: 8px; margin: 20px 0; }
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.footer { text-align: center; color: #666; font-size: 12px; margin-top: 40px; }
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</style>
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</head>
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<body>
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<div class="container">
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<h1>Verify Your Email</h1>
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<p>Hi %s,</p>
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<p>Please use the following code to verify your email address:</p>
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<div class="code">%s</div>
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<p>This code will expire in 24 hours.</p>
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<p>If you didn't request this, you can safely ignore this email.</p>
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<p>Best regards,<br>The MyCrib Team</p>
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<div class="footer">
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<p>© %d MyCrib. All rights reserved.</p>
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</div>
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</div>
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</body>
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</html>
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`, name, code, time.Now().Year())
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textBody := fmt.Sprintf(`
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Verify Your Email
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Hi %s,
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Please use the following code to verify your email address:
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%s
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This code will expire in 24 hours.
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If you didn't request this, you can safely ignore this email.
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Best regards,
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The MyCrib Team
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`, name, code)
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return s.SendEmail(to, subject, htmlBody, textBody)
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}
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// SendPasswordResetEmail sends a password reset email
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func (s *EmailService) SendPasswordResetEmail(to, firstName, code string) error {
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subject := "MyCrib - Password Reset Request"
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name := firstName
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if name == "" {
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name = "there"
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}
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htmlBody := fmt.Sprintf(`
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<style>
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body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; line-height: 1.6; color: #333; }
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.container { max-width: 600px; margin: 0 auto; padding: 20px; }
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.code { background: #f4f4f4; padding: 20px; text-align: center; font-size: 32px; font-weight: bold; letter-spacing: 8px; border-radius: 8px; margin: 20px 0; }
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.warning { background: #fff3cd; border: 1px solid #ffc107; padding: 15px; border-radius: 8px; margin: 20px 0; }
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.footer { text-align: center; color: #666; font-size: 12px; margin-top: 40px; }
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</style>
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</head>
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<body>
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<div class="container">
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<h1>Password Reset Request</h1>
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<p>Hi %s,</p>
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<p>We received a request to reset your password. Use the following code to complete the reset:</p>
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<div class="code">%s</div>
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<p>This code will expire in 15 minutes.</p>
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<div class="warning">
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<strong>Security Notice:</strong> If you didn't request a password reset, please ignore this email. Your password will remain unchanged.
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</div>
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<p>Best regards,<br>The MyCrib Team</p>
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<div class="footer">
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<p>© %d MyCrib. All rights reserved.</p>
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</div>
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</div>
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</body>
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</html>
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`, name, code, time.Now().Year())
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textBody := fmt.Sprintf(`
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Password Reset Request
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Hi %s,
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We received a request to reset your password. Use the following code to complete the reset:
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%s
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This code will expire in 15 minutes.
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SECURITY NOTICE: If you didn't request a password reset, please ignore this email. Your password will remain unchanged.
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Best regards,
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The MyCrib Team
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`, name, code)
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return s.SendEmail(to, subject, htmlBody, textBody)
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}
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// SendPasswordChangedEmail sends a password changed confirmation email
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func (s *EmailService) SendPasswordChangedEmail(to, firstName string) error {
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subject := "MyCrib - Your Password Has Been Changed"
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name := firstName
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if name == "" {
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name = "there"
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}
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htmlBody := fmt.Sprintf(`
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<style>
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body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; line-height: 1.6; color: #333; }
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.container { max-width: 600px; margin: 0 auto; padding: 20px; }
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.warning { background: #fff3cd; border: 1px solid #ffc107; padding: 15px; border-radius: 8px; margin: 20px 0; }
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.footer { text-align: center; color: #666; font-size: 12px; margin-top: 40px; }
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</style>
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</head>
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<body>
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<div class="container">
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<h1>Password Changed</h1>
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<p>Hi %s,</p>
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<p>Your MyCrib password was successfully changed on %s.</p>
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<div class="warning">
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<strong>Didn't make this change?</strong> If you didn't change your password, please contact us immediately at support@mycrib.com or reset your password.
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</div>
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<p>Best regards,<br>The MyCrib Team</p>
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<div class="footer">
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<p>© %d MyCrib. All rights reserved.</p>
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</div>
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</div>
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</body>
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</html>
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`, name, time.Now().UTC().Format("January 2, 2006 at 3:04 PM UTC"), time.Now().Year())
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textBody := fmt.Sprintf(`
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Password Changed
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Hi %s,
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Your MyCrib password was successfully changed on %s.
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DIDN'T MAKE THIS CHANGE? If you didn't change your password, please contact us immediately at support@mycrib.com or reset your password.
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Best regards,
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The MyCrib Team
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`, name, time.Now().UTC().Format("January 2, 2006 at 3:04 PM UTC"))
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return s.SendEmail(to, subject, htmlBody, textBody)
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}
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// SendTaskCompletedEmail sends an email notification when a task is completed
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func (s *EmailService) SendTaskCompletedEmail(to, recipientName, taskTitle, completedByName, residenceName string) error {
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subject := fmt.Sprintf("MyCrib - Task Completed: %s", taskTitle)
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name := recipientName
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if name == "" {
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name = "there"
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}
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htmlBody := fmt.Sprintf(`
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<style>
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body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; line-height: 1.6; color: #333; }
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.container { max-width: 600px; margin: 0 auto; padding: 20px; }
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.header { text-align: center; padding: 20px 0; }
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.task-box { background: #d4edda; border: 1px solid #c3e6cb; padding: 20px; border-radius: 8px; margin: 20px 0; }
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.task-title { font-size: 18px; font-weight: bold; color: #155724; margin: 0; }
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.task-meta { color: #666; font-size: 14px; margin-top: 10px; }
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.footer { text-align: center; color: #666; font-size: 12px; margin-top: 40px; }
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</style>
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</head>
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<body>
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<div class="container">
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<div class="header">
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<h1>Task Completed!</h1>
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</div>
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<p>Hi %s,</p>
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<p>A task has been completed at <strong>%s</strong>:</p>
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<div class="task-box">
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<p class="task-title">%s</p>
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<p class="task-meta">Completed by: %s<br>Completed on: %s</p>
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</div>
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<p>Best regards,<br>The MyCrib Team</p>
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<div class="footer">
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<p>© %d MyCrib. All rights reserved.</p>
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</div>
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</div>
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</body>
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</html>
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`, name, residenceName, taskTitle, completedByName, time.Now().UTC().Format("January 2, 2006 at 3:04 PM"), time.Now().Year())
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textBody := fmt.Sprintf(`
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Task Completed!
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Hi %s,
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A task has been completed at %s:
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Task: %s
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Completed by: %s
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Completed on: %s
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Best regards,
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The MyCrib Team
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`, name, residenceName, taskTitle, completedByName, time.Now().UTC().Format("January 2, 2006 at 3:04 PM"))
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return s.SendEmail(to, subject, htmlBody, textBody)
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}
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// SendTasksReportEmail sends a tasks report email with PDF attachment
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func (s *EmailService) SendTasksReportEmail(to, recipientName, residenceName string, totalTasks, completed, pending, overdue int, pdfData []byte) error {
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subject := fmt.Sprintf("MyCrib - Tasks Report for %s", residenceName)
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name := recipientName
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if name == "" {
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name = "there"
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}
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htmlBody := fmt.Sprintf(`
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<style>
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body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; line-height: 1.6; color: #333; }
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.container { max-width: 600px; margin: 0 auto; padding: 20px; }
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.header { text-align: center; padding: 20px 0; }
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.summary-box { background: #f8f9fa; border: 1px solid #e9ecef; padding: 20px; border-radius: 8px; margin: 20px 0; }
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.summary-grid { display: flex; flex-wrap: wrap; gap: 20px; }
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.summary-item { flex: 1; min-width: 80px; text-align: center; }
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.summary-number { font-size: 28px; font-weight: bold; color: #333; }
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.summary-label { font-size: 12px; color: #666; text-transform: uppercase; }
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.completed { color: #28a745; }
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.pending { color: #ffc107; }
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.overdue { color: #dc3545; }
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.footer { text-align: center; color: #666; font-size: 12px; margin-top: 40px; }
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</style>
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</head>
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<body>
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<div class="container">
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<div class="header">
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<h1>Tasks Report</h1>
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<p style="color: #666; margin: 0;">%s</p>
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</div>
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<p>Hi %s,</p>
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<p>Here's your tasks report for <strong>%s</strong>. The full report is attached as a PDF.</p>
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<div class="summary-box">
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<h3 style="margin-top: 0;">Summary</h3>
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<table width="100%%" cellpadding="10" cellspacing="0">
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<tr>
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<td align="center" style="border-right: 1px solid #e9ecef;">
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<div class="summary-number">%d</div>
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<div class="summary-label">Total Tasks</div>
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</td>
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<td align="center" style="border-right: 1px solid #e9ecef;">
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<div class="summary-number completed">%d</div>
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<div class="summary-label">Completed</div>
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</td>
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<td align="center" style="border-right: 1px solid #e9ecef;">
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<div class="summary-number pending">%d</div>
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<div class="summary-label">Pending</div>
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</td>
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<td align="center">
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<div class="summary-number overdue">%d</div>
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<div class="summary-label">Overdue</div>
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</td>
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</tr>
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</table>
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</div>
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<p>Open the attached PDF for the complete list of tasks with details.</p>
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<p>Best regards,<br>The MyCrib Team</p>
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<div class="footer">
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<p>© %d MyCrib. All rights reserved.</p>
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</div>
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</div>
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</body>
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</html>
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`, residenceName, name, residenceName, totalTasks, completed, pending, overdue, time.Now().Year())
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textBody := fmt.Sprintf(`
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Tasks Report for %s
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Hi %s,
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Here's your tasks report for %s. The full report is attached as a PDF.
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Summary:
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- Total Tasks: %d
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- Completed: %d
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- Pending: %d
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- Overdue: %d
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Open the attached PDF for the complete list of tasks with details.
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Best regards,
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The MyCrib Team
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`, residenceName, name, residenceName, totalTasks, completed, pending, overdue)
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// Create filename with timestamp
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filename := fmt.Sprintf("tasks_report_%s_%s.pdf",
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residenceName,
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time.Now().Format("2006-01-02"),
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)
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attachment := &EmailAttachment{
|
|
Filename: filename,
|
|
ContentType: "application/pdf",
|
|
Data: pdfData,
|
|
}
|
|
|
|
return s.SendEmailWithAttachment(to, subject, htmlBody, textBody, attachment)
|
|
}
|
|
|
|
// EmailTemplate represents an email template
|
|
type EmailTemplate struct {
|
|
name string
|
|
template *template.Template
|
|
}
|
|
|
|
// ParseTemplate parses an email template from a string
|
|
func ParseTemplate(name, tmpl string) (*EmailTemplate, error) {
|
|
t, err := template.New(name).Parse(tmpl)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return &EmailTemplate{name: name, template: t}, nil
|
|
}
|
|
|
|
// Execute executes the template with the given data
|
|
func (t *EmailTemplate) Execute(data interface{}) (string, error) {
|
|
var buf bytes.Buffer
|
|
if err := t.template.Execute(&buf, data); err != nil {
|
|
return "", err
|
|
}
|
|
return buf.String(), nil
|
|
}
|