mirror of
https://github.com/Dvorinka/MyClubServer.git
synced 2026-06-04 18:52:56 +00:00
Tomas Dvorak
563 lines
17 KiB
Go
563 lines
17 KiB
Go
package services
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import (
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"encoding/json"
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"fmt"
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"log"
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"path/filepath"
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"strings"
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"time"
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"fotbal-club/internal/config"
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"fotbal-club/internal/models"
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"fotbal-club/pkg/email"
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"fotbal-club/pkg/logger"
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"fotbal-club/pkg/utils"
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"gorm.io/gorm"
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)
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// NewsletterAutomation handles all automated newsletter sending
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type NewsletterAutomation struct {
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db *gorm.DB
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emailSvc email.EmailService
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cacheDir string
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lastWeekly time.Time
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lastMatchCheck time.Time
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}
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// NewNewsletterAutomation creates a new automation service
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func NewNewsletterAutomation(db *gorm.DB, emailSvc email.EmailService) *NewsletterAutomation {
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return &NewsletterAutomation{
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db: db,
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emailSvc: emailSvc,
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cacheDir: filepath.Join("cache", "prefetch"),
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}
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}
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// Start begins the newsletter automation loop
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func (na *NewsletterAutomation) Start() {
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log.Printf("[newsletter-automation] Starting automated newsletter service")
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// Run initial check after 1 minute
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time.AfterFunc(1*time.Minute, func() {
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na.RunCycle()
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})
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// Then run every 15 minutes
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ticker := time.NewTicker(15 * time.Minute)
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go func() {
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for range ticker.C {
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na.RunCycle()
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}
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}()
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}
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// RunCycle executes all newsletter checks
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func (na *NewsletterAutomation) RunCycle() {
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if !na.isEnabled() {
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log.Printf("[newsletter-automation] Skipped: disabled in settings")
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return
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}
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log.Printf("[newsletter-automation] Running cycle...")
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// Check for weekly digest
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na.checkWeeklyDigest()
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// Check for upcoming matches (reminders)
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na.checkUpcomingMatches()
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// Check for finished matches (results)
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na.checkFinishedMatches()
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log.Printf("[newsletter-automation] Cycle complete")
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}
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// SendBlogNotification sends immediate notification when a blog is published
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func (na *NewsletterAutomation) SendBlogNotification(article *models.Article) error {
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if !na.isEnabled() {
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return fmt.Errorf("newsletter automation is disabled")
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}
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// Check if already sent
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var existing models.BlogNotification
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if err := na.db.Where("article_id = ?", article.ID).First(&existing).Error; err == nil {
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log.Printf("[newsletter-automation] Blog notification already sent for article %d", article.ID)
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return nil
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}
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// Get subscribers interested in blogs
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subs := na.getSubscribersForType("blogs", article.CategoryName)
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if len(subs) == 0 {
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log.Printf("[newsletter-automation] No subscribers for blog notifications")
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return nil
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}
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// Build email content
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subject := fmt.Sprintf("Nový článek: %s", article.Title)
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baseFE := strings.TrimSuffix(config.AppConfig.FrontendBaseURL, "/")
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articleURL := fmt.Sprintf("%s/news/%s", baseFE, article.Slug)
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html := na.buildBlogNotificationHTML(article, articleURL)
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// Send to each subscriber
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recipients := make([]string, 0, len(subs))
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for _, sub := range subs {
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recipients = append(recipients, sub.Email)
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}
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err := na.sendNewsletterToRecipients(recipients, subject, html, "blog_release")
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if err != nil {
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logger.Error("[newsletter-automation] Failed to send blog notification: %v", err)
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return err
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}
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// Record notification
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notif := models.BlogNotification{
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ArticleID: article.ID,
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SentAt: time.Now(),
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RecipientsCount: len(recipients),
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CreatedAt: time.Now(),
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}
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na.db.Create(¬if)
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log.Printf("[newsletter-automation] Blog notification sent for article %d to %d recipients", article.ID, len(recipients))
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return nil
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}
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func (na *NewsletterAutomation) checkWeeklyDigest() {
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var settings models.Settings
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na.db.First(&settings)
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if !settings.EnableWeekly {
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return
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}
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// Get configured day and hour
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targetDay := strings.ToLower(strings.TrimSpace(settings.NewsletterWeeklyDay))
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if targetDay == "" {
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targetDay = "sun" // Default to Sunday
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}
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targetHour := settings.NewsletterWeeklyHour
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if targetHour < 0 || targetHour > 23 {
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targetHour = 9 // Default to 9 AM
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}
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now := time.Now()
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currentDay := strings.ToLower(now.Weekday().String()[:3])
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currentHour := now.Hour()
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// Check if it's the right day and hour
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if currentDay != targetDay || currentHour != targetHour {
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return
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}
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// Check if already sent today
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if na.lastWeekly.Year() == now.Year() && na.lastWeekly.YearDay() == now.YearDay() {
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return
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}
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// Get all subscribers interested in weekly digest
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subs := na.getSubscribersForType("weekly", "")
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if len(subs) == 0 {
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log.Printf("[newsletter-automation] No subscribers for weekly digest")
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return
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}
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log.Printf("[newsletter-automation] Sending weekly digest to %d subscribers", len(subs))
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// Build weekly content for each subscriber based on their preferences
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for _, sub := range subs {
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prefs := na.parsePreferences(sub)
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subject, html := BuildNewsletterDigest(na.cacheDir, prefs)
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if strings.TrimSpace(html) == "" {
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continue
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}
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err := na.sendNewsletterToRecipients([]string{sub.Email}, subject, html, "weekly")
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if err != nil {
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logger.Error("[newsletter-automation] Failed to send weekly digest to %s: %v", sub.Email, err)
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}
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time.Sleep(200 * time.Millisecond) // Rate limiting
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}
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na.lastWeekly = now
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log.Printf("[newsletter-automation] Weekly digest sent")
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}
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func (na *NewsletterAutomation) checkUpcomingMatches() {
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var settings models.Settings
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na.db.First(&settings)
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if !settings.EnableMatchReminders {
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return
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}
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leadHours := settings.NewsletterReminderLeadHours
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if leadHours <= 0 {
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leadHours = 48 // Default 2 days
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}
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// Load match data from cache
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facr := readJSON(filepath.Join(na.cacheDir, "facr_club_info.json"))
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matches := facrAllMatches(facr)
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now := time.Now()
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for _, match := range matches {
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matchTime := parseDateTimeISO(match.Date, match.Time)
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if matchTime.IsZero() || matchTime.Before(now) {
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continue
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}
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hoursUntil := matchTime.Sub(now).Hours()
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// Check for 48h reminder
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if hoursUntil <= float64(leadHours) && hoursUntil > float64(leadHours-1) {
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na.sendMatchReminder(match, "reminder_48h", leadHours)
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}
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// Check for day-of reminder (match starts in 0-6 hours)
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if hoursUntil <= 6 && hoursUntil > 0 {
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na.sendMatchReminder(match, "reminder_day", 0)
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}
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}
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}
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func (na *NewsletterAutomation) sendMatchReminder(match Match, notifType string, hoursBeforeText int) {
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// Check if already sent
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var existing models.MatchNotification
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matchKey := fmt.Sprintf("%s-%s-%s", match.Date, match.Home, match.Away)
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if err := na.db.Where("match_id = ? AND notification_type = ?", matchKey, notifType).First(&existing).Error; err == nil {
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return
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}
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// Get subscribers interested in matches and this competition
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subs := na.getSubscribersForType("matches", match.Competition)
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if len(subs) == 0 {
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return
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}
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// Build email content
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var subject string
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if notifType == "reminder_48h" {
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subject = fmt.Sprintf("Nadcházející zápas za %d hodin: %s vs %s", hoursBeforeText, match.Home, match.Away)
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} else {
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subject = fmt.Sprintf("Zápas dnes: %s vs %s", match.Home, match.Away)
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}
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html := na.buildMatchReminderHTML(match, notifType)
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recipients := make([]string, 0, len(subs))
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for _, sub := range subs {
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recipients = append(recipients, sub.Email)
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}
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err := na.sendNewsletterToRecipients(recipients, subject, html, "match_reminder")
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if err != nil {
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logger.Error("[newsletter-automation] Failed to send match reminder: %v", err)
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return
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}
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// Record notification
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notif := models.MatchNotification{
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MatchID: matchKey,
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NotificationType: notifType,
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SentAt: time.Now(),
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RecipientsCount: len(recipients),
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CreatedAt: time.Now(),
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}
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na.db.Create(¬if)
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log.Printf("[newsletter-automation] Match reminder sent: %s (%s) to %d recipients", matchKey, notifType, len(recipients))
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}
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func (na *NewsletterAutomation) checkFinishedMatches() {
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var settings models.Settings
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na.db.First(&settings)
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if !settings.EnableResults {
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return
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}
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// Check quiet hours
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currentHour := time.Now().Hour()
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quietStart := settings.NewsletterQuietStart
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quietEnd := settings.NewsletterQuietEnd
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if quietStart > 0 && quietEnd > 0 {
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if quietStart < quietEnd {
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// e.g., 22:00 - 08:00
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if currentHour >= quietStart || currentHour < quietEnd {
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log.Printf("[newsletter-automation] In quiet hours, skipping result notifications")
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return
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}
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} else {
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// e.g., 08:00 - 22:00 (inverted, send only during these hours)
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if currentHour < quietStart && currentHour >= quietEnd {
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log.Printf("[newsletter-automation] Outside active hours, skipping result notifications")
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return
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}
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}
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}
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// Load match data
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facr := readJSON(filepath.Join(na.cacheDir, "facr_club_info.json"))
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matches := facrAllMatches(facr)
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now := time.Now()
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lookback := 6 * time.Hour // Check matches finished in last 6 hours
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for _, match := range matches {
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if match.Score == "" || !strings.Contains(match.Score, ":") {
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continue // No score yet
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}
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matchTime := parseDateTimeISO(match.Date, match.Time)
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if matchTime.IsZero() || matchTime.After(now) {
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continue
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}
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// Check if match finished recently
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timeSinceMatch := now.Sub(matchTime)
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if timeSinceMatch > lookback {
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continue
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}
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na.sendMatchResult(match)
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}
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}
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func (na *NewsletterAutomation) sendMatchResult(match Match) {
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// Check if already sent
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matchKey := fmt.Sprintf("%s-%s-%s", match.Date, match.Home, match.Away)
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var existing models.MatchNotification
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if err := na.db.Where("match_id = ? AND notification_type = ?", matchKey, "result").First(&existing).Error; err == nil {
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return
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}
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// Get subscribers interested in results
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subs := na.getSubscribersForType("scores", match.Competition)
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if len(subs) == 0 {
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return
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}
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subject := fmt.Sprintf("Výsledek: %s %s %s", match.Home, match.Score, match.Away)
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html := na.buildMatchResultHTML(match)
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recipients := make([]string, 0, len(subs))
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for _, sub := range subs {
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recipients = append(recipients, sub.Email)
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}
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err := na.sendNewsletterToRecipients(recipients, subject, html, "match_result")
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if err != nil {
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logger.Error("[newsletter-automation] Failed to send match result: %v", err)
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return
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}
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// Record notification
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notif := models.MatchNotification{
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MatchID: matchKey,
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NotificationType: "result",
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SentAt: time.Now(),
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RecipientsCount: len(recipients),
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CreatedAt: time.Now(),
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}
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na.db.Create(¬if)
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log.Printf("[newsletter-automation] Match result sent: %s to %d recipients", matchKey, len(recipients))
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}
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// Helper functions
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func (na *NewsletterAutomation) isEnabled() bool {
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if config.AppConfig == nil {
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return false
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}
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return config.AppConfig.NewsletterEnabled
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}
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func (na *NewsletterAutomation) getSubscribersForType(contentType, category string) []models.NewsletterSubscription {
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var subs []models.NewsletterSubscription
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na.db.Where("is_active = ?", true).Find(&subs)
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filtered := make([]models.NewsletterSubscription, 0)
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for _, sub := range subs {
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// Check if subscriber wants this content type
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if val, ok := sub.Preferences[contentType].(bool); ok && val {
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// If category filtering is needed and specified
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if category != "" {
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// Check if subscriber has category preferences
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if cats, ok := sub.Preferences["categories"].(string); ok && cats != "" {
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categoryList := strings.Split(cats, ",")
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found := false
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for _, cat := range categoryList {
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if strings.EqualFold(strings.TrimSpace(cat), category) {
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found = true
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break
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}
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}
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if !found {
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continue
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}
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}
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}
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filtered = append(filtered, sub)
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}
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}
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return filtered
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}
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func (na *NewsletterAutomation) parsePreferences(sub models.NewsletterSubscription) NewsletterPrefs {
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prefs := NewsletterPrefs{
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Email: sub.Email,
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ContentTypes: []string{},
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Competitions: []string{},
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Frequency: "daily",
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}
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// Parse content types
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if v, ok := sub.Preferences["blogs"].(bool); ok && v {
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prefs.ContentTypes = append(prefs.ContentTypes, "blogs")
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}
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if v, ok := sub.Preferences["events"].(bool); ok && v {
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prefs.ContentTypes = append(prefs.ContentTypes, "events")
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}
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if v, ok := sub.Preferences["matches"].(bool); ok && v {
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prefs.ContentTypes = append(prefs.ContentTypes, "matches")
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}
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if v, ok := sub.Preferences["scores"].(bool); ok && v {
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prefs.ContentTypes = append(prefs.ContentTypes, "scores")
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}
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// Parse categories/competitions
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if cats, ok := sub.Preferences["categories"].(string); ok && cats != "" {
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for _, c := range strings.Split(cats, ",") {
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if v := strings.TrimSpace(c); v != "" {
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prefs.Competitions = append(prefs.Competitions, v)
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}
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}
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}
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return prefs
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}
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func (na *NewsletterAutomation) sendNewsletterToRecipients(recipients []string, subject, htmlContent, newsletterType string) error {
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data := &email.NewsletterData{
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Subject: subject,
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Content: htmlContent,
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Recipients: recipients,
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}
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err := na.emailSvc.SendNewsletter(data)
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if err != nil {
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return err
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}
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// Log sent newsletter
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contentIDsJSON, _ := json.Marshal([]string{})
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logEntry := models.NewsletterSentLog{
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NewsletterType: newsletterType,
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Subject: subject,
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ContentIDs: string(contentIDsJSON),
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RecipientsCount: len(recipients),
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SentAt: time.Now(),
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CreatedAt: time.Now(),
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}
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na.db.Create(&logEntry)
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return nil
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}
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func (na *NewsletterAutomation) buildBlogNotificationHTML(article *models.Article, articleURL string) string {
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// Short description: prefer excerpt; otherwise derive from content
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desc := strings.TrimSpace(article.Excerpt)
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if desc == "" {
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plain := utils.SanitizeString(article.Content)
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if len(plain) > 260 {
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cut := 240
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if cut < len(plain) {
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for cut < len(plain) && plain[cut] != ' ' {
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cut++
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}
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}
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if cut > len(plain) { cut = len(plain) }
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plain = strings.TrimSpace(plain[:cut]) + "…"
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}
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desc = plain
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}
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// Category badge (if available)
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cat := strings.TrimSpace(article.CategoryName)
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var catHTML string
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if cat != "" {
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catHTML = fmt.Sprintf(`<div style="margin-bottom:10px;"><span style="display:inline-block;background:#e3f2fd;color:#1e3a8a;border:1px solid #90cdf4;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:600;">%s</span></div>`, htmlEsc(cat))
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}
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// Cover image (optional)
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var imgHTML string
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if strings.TrimSpace(article.ImageURL) != "" {
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imgHTML = fmt.Sprintf(`<div style="margin:0 0 15px 0;"><img src="%s" alt="cover" style="width:100%%;height:auto;border-radius:6px;"/></div>`, htmlEsc(article.ImageURL))
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}
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html := fmt.Sprintf(`
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<div style="max-width: 600px; margin: 0 auto; font-family: Arial, sans-serif;">
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<h2 style="color: #1e3a8a; margin-bottom: 12px;">Nový článek na webu</h2>
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<div style="border-left: 4px solid #2563eb; padding: 18px; background: #f8fafc; margin: 16px 0; border-radius:6px;">
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%s
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<h3 style="margin: 0 0 10px 0; color: #1e3a8a; font-size:22px;">%s</h3>
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%s
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<p style="color: #4a5568; line-height: 1.6; margin: 0 0 12px 0;">%s</p>
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<a href="%s" style="display: inline-block; padding: 12px 20px; background: #2563eb; color: white; text-decoration: none; border-radius: 6px; font-weight: 600;">Číst článek</a>
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</div>
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</div>
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`, catHTML, htmlEsc(article.Title), imgHTML, htmlEsc(desc), articleURL)
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return html
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}
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func (na *NewsletterAutomation) buildMatchReminderHTML(match Match, notifType string) string {
|
|
var intro string
|
|
if notifType == "reminder_48h" {
|
|
intro = "Připomínáme nadcházející zápas:"
|
|
} else {
|
|
intro = "Zápas je dnes!"
|
|
}
|
|
|
|
html := fmt.Sprintf(`
|
|
<div style="max-width: 600px; margin: 0 auto; font-family: Arial, sans-serif;">
|
|
<h2 style="color: #1e3a8a; margin-bottom: 20px;">%s</h2>
|
|
|
|
<div style="border-left: 4px solid #38a169; padding: 20px; background: #f0fff4; margin: 20px 0;">
|
|
<h3 style="margin: 0 0 10px 0; color: #1e3a8a; font-size: 24px;">%s vs %s</h3>
|
|
<p style="color: #276749; margin: 5px 0;"><strong>Datum:</strong> %s</p>
|
|
<p style="color: #276749; margin: 5px 0;"><strong>Čas:</strong> %s</p>
|
|
<p style="color: #276749; margin: 5px 0;"><strong>Soutěž:</strong> %s</p>
|
|
</div>
|
|
</div>
|
|
`, intro, htmlEsc(match.Home), htmlEsc(match.Away), htmlEsc(match.Date), htmlEsc(match.Time), htmlEsc(match.Competition))
|
|
|
|
return html
|
|
}
|
|
|
|
func (na *NewsletterAutomation) buildMatchResultHTML(match Match) string {
|
|
html := fmt.Sprintf(`
|
|
<div style="max-width: 600px; margin: 0 auto; font-family: Arial, sans-serif;">
|
|
<h2 style="color: #1e3a8a; margin-bottom: 20px;">Výsledek zápasu</h2>
|
|
|
|
<div style="border-left: 4px solid #d69e2e; padding: 20px; background: #fffbeb; margin: 20px 0;">
|
|
<h3 style="margin: 0 0 10px 0; color: #1e3a8a; font-size: 24px;">%s <span style="color: #d69e2e;">%s</span> %s</h3>
|
|
<p style="color: #975a16; margin: 5px 0;"><strong>Datum:</strong> %s</p>
|
|
<p style="color: #975a16; margin: 5px 0;"><strong>Soutěž:</strong> %s</p>
|
|
</div>
|
|
</div>
|
|
`, htmlEsc(match.Home), htmlEsc(match.Score), htmlEsc(match.Away), htmlEsc(match.Date), htmlEsc(match.Competition))
|
|
|
|
return html
|
|
}
|