Refactor and remove sqlite and replace with MySQL

internal/services/tickets/engine.go

@@ -0,0 +1,54 @@
+package matcher
+
+import (
+	"database/sql"
+	"fmt"
+	"synlotto-website/helpers"
+	"synlotto-website/models"
+	thunderballRules "synlotto-website/rules"
+)
+
+func MatchTicketToDraw(ticket models.MatchTicket, draw models.DrawResult, rules []models.PrizeRule, db *sql.DB) models.MatchResult {
+	mainMatches := helpers.CountMatches(ticket.Balls, draw.Balls)
+	bonusMatches := helpers.CountMatches(ticket.BonusBalls, draw.BonusBalls)
+
+	prizeTier := GetPrizeTier(ticket.GameType, mainMatches, bonusMatches, rules)
+	isWinner := prizeTier != ""
+
+	result := models.MatchResult{
+		MatchedDrawID: draw.DrawID,
+		MatchedMain:   mainMatches,
+		MatchedBonus:  bonusMatches,
+		PrizeTier:     prizeTier,
+		IsWinner:      isWinner,
+	}
+
+	if ticket.GameType == "Thunderball" && isWinner {
+		if idx, ok := thunderballRules.GetThunderballPrizeIndex(mainMatches, bonusMatches); ok {
+			query := fmt.Sprintf(`SELECT prize%d_per_winner FROM prizes_thunderball WHERE draw_date = ?`, idx)
+
+			var amount int
+			err := db.QueryRow(query, draw.DrawDate).Scan(&amount)
+			if err == nil {
+				result.PrizeAmount = float64(amount)
+				if amount == 0 {
+					result.PrizeLabel = "Free Ticket"
+				} else {
+					result.PrizeLabel = fmt.Sprintf("£%.2f", float64(amount))
+				}
+			}
+		}
+	}
+
+	return result
+}
+
+func GetPrizeTier(game string, main, bonus int, rules []models.PrizeRule) string {
+	for _, rule := range rules {
+		if rule.Game == game && rule.MainMatches == main && rule.BonusMatches == bonus {
+			return rule.Tier
+		}
+	}
+
+	return ""
+}