Initialize broadcaster with last broadcast time from database

broadcaster.go

@@ -31,8 +31,17 @@ func broadcaster(shutdown chan struct{}, dryRun bool) {
 		return
 	}
 
-	// Track when the last broadcast happened
+	// Initialize the last broadcast time from the database
-	var lastBroadcastTime time.Time
+	lastBroadcastTime := getLastBroadcastTime()
+
+	if !lastBroadcastTime.IsZero() {
+		logInfo("broadcaster", "Initialized last broadcast time from database", map[string]interface{}{
+			"lastBroadcastTime": lastBroadcastTime.Format(time.RFC3339),
+			"timeSince":         time.Since(lastBroadcastTime).String(),
+		})
+	} else {
+		logInfo("broadcaster", "No previous broadcast time found in database", nil)
+	}
 
 	// Run checks frequently
 	ticker := time.NewTicker(BROADCAST_CHECK_INTERVAL)

storage.go

@@ -728,3 +728,39 @@ func logInfo(component string, message string, data map[string]interface{}) {
 	// Log to structured log file and database
 	logEvent("info", logData)
 }
+
+// getLastBroadcastTime retrieves the most recent broadcast time from the database
+func getLastBroadcastTime() time.Time {
+	var lastBroadcastTime time.Time
+
+	// Query for the most recent valid broadcast time
+	row := db.QueryRow(`
+	SELECT MAX(broadcastTime) FROM articles
+	WHERE broadcastTime IS NOT NULL 
+	  AND broadcastTime > 1 
+	  AND broadcastTime != 0
+	  AND datetime(broadcastTime) != '1970-01-01 00:00:00'
+	  AND datetime(broadcastTime) != '0001-01-01 00:00:00'
+	  AND strftime('%Y', broadcastTime) > '2000' -- Ensure year is at least 2000
+	`)
+
+	// Scan the result
+	var lastTime sql.NullTime
+	if err := row.Scan(&lastTime); err != nil {
+		logInfo("db", "Error retrieving last broadcast time", map[string]interface{}{
+			"error": err.Error(),
+		})
+		return time.Time{} // Return zero time on error
+	}
+
+	if lastTime.Valid {
+		lastBroadcastTime = lastTime.Time
+		logInfo("db", "Retrieved last broadcast time", map[string]interface{}{
+			"lastBroadcastTime": lastBroadcastTime.Format(time.RFC3339),
+		})
+	} else {
+		logInfo("db", "No previous broadcasts found in database", nil)
+	}
+
+	return lastBroadcastTime
+}