修复产量为0时排行和图表仍显示无意义数据

src/CncRepository/Impl/Dashboard/DashboardRepository.cs

@@ -95,8 +95,9 @@ namespace CncRepository.Impl.Dashboard
                            COALESCE(SUM(ad.day_quantity), 0) AS Quantity,
                            (CASE WHEN m.last_ping_time IS NOT NULL AND m.last_ping_time >= NOW() - INTERVAL 20 SECOND THEN 1 ELSE 0 END) AS Status,
                            (SELECT program_name FROM cnc_daily_production
-                            WHERE machine_id = m.id AND production_date = CURDATE()
-                            ORDER BY id DESC LIMIT 1) AS Program
+                              WHERE machine_id = m.id AND production_date = CURDATE()
+                                AND end_total_count > base_total_count
+                             ORDER BY id DESC LIMIT 1) AS Program
                     FROM cnc_machine m
                     LEFT JOIN (
                         SELECT machine_id, production_date,
@@ -187,6 +188,7 @@ namespace CncRepository.Impl.Dashboard
                     FROM cnc_daily_production
                     WHERE production_date BETWEEN @StartDate AND @EndDate
                     GROUP BY program_name
+                    HAVING SUM(end_total_count - base_total_count) > 0
                     ORDER BY TotalQuantity {orderBy}
                     LIMIT @Top";
                 var rows = conn.Query<ProgramRankItem>(sql, new { StartDate = startDate, EndDate = endDate, Top = top }).ToList();
@@ -206,6 +208,7 @@ namespace CncRepository.Impl.Dashboard
                     FROM cnc_daily_production
                     WHERE production_date BETWEEN @StartDate AND @EndDate
                     GROUP BY program_name
+                    HAVING SUM(end_total_count - base_total_count) > 0
                     ORDER BY TotalQuantity DESC
                     LIMIT @Top";
                 var rows = conn.Query<ProgramDistributionItem>(sql, new { StartDate = startDate, EndDate = endDate, Top = top }).ToList();