Refactor and remove sqlite and replace with MySQL

internal/handlers/admin/dashboard.go

@@ -0,0 +1,76 @@
+package handlers
+
+import (
+	"database/sql"
+	"log"
+	"net/http"
+
+	httpHelpers "synlotto-website/helpers/http"
+	securityHelpers "synlotto-website/helpers/security"
+	templateHelpers "synlotto-website/helpers/template"
+
+	"synlotto-website/models"
+	"synlotto-website/storage"
+)
+
+var (
+	total, winners int
+	prizeSum       float64
+)
+
+func AdminDashboardHandler(db *sql.DB) http.HandlerFunc {
+	return httpHelpers.AuthMiddleware(func(w http.ResponseWriter, r *http.Request) {
+		userID, ok := securityHelpers.GetCurrentUserID(r)
+		if !ok {
+			http.Redirect(w, r, "/account/login", http.StatusSeeOther)
+			return
+		}
+
+		user := storage.GetUserByID(db, userID)
+		if user == nil {
+			http.Error(w, "User not found", http.StatusUnauthorized)
+			return
+		}
+
+		data := models.TemplateData{}
+		context := templateHelpers.TemplateContext(w, r, data)
+		context["User"] = user
+		context["IsAdmin"] = user.IsAdmin
+		// Missing messages, notifications, potentially syndicate notifictions if that becomes a new top bar icon.
+		db.QueryRow(`SELECT COUNT(*), SUM(CASE WHEN is_winner THEN 1 ELSE 0 END), SUM(prize_amount) FROM my_tickets`).Scan(&total, &winners, &prizeSum)
+		context["Stats"] = map[string]interface{}{
+			"TotalTickets":     total,
+			"TotalWinners":     winners,
+			"TotalPrizeAmount": prizeSum,
+		}
+
+		rows, err := db.Query(`
+			SELECT run_at, triggered_by, tickets_matched, winners_found, COALESCE(notes, '') 
+			FROM log_ticket_matching 
+			ORDER BY run_at DESC LIMIT 10
+		`)
+		if err != nil {
+			log.Println("⚠️ Failed to load logs:", err)
+		}
+		defer rows.Close()
+
+		var logs []models.MatchLog
+		for rows.Next() {
+			var logEntry models.MatchLog
+			err := rows.Scan(&logEntry.RunAt, &logEntry.TriggeredBy, &logEntry.TicketsMatched, &logEntry.WinnersFound, &logEntry.Notes)
+			if err != nil {
+				log.Println("⚠️ Failed to scan log row:", err)
+				continue
+			}
+			logs = append(logs, logEntry)
+		}
+		context["MatchLogs"] = logs
+
+		tmpl := templateHelpers.LoadTemplateFiles("dashboard.html", "templates/admin/dashboard.html")
+
+		err = tmpl.ExecuteTemplate(w, "layout", context)
+		if err != nil {
+			http.Error(w, "Failed to render dashboard", http.StatusInternalServerError)
+		}
+	})
+}