fix interlaced check again

ErsatzTV.Infrastructure.MySql/Migrations/20251110150901_Reset_InterlacedRatioAgain.cs

@@ -0,0 +1,21 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace ErsatzTV.Infrastructure.MySql.Migrations
+{
+    /// <inheritdoc />
+    public partial class Reset_InterlacedRatioAgain : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.Sql("UPDATE MediaVersion SET InterlacedRatio = null;");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+        }
+    }
+}

ErsatzTV.Infrastructure.Sqlite/Migrations/20251110150831_Reset_InterlacedRatioAgain.cs

@@ -0,0 +1,21 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace ErsatzTV.Infrastructure.Sqlite.Migrations
+{
+    /// <inheritdoc />
+    public partial class Reset_InterlacedRatioAgain : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.Sql("UPDATE MediaVersion SET InterlacedRatio = null;");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+        }
+    }
+}

ErsatzTV.Infrastructure/Metadata/LocalStatisticsProvider.cs

@@ -166,7 +166,7 @@ public partial class LocalStatisticsProvider : ILocalStatisticsProvider
                     return 0;
                 }
 
-                return (double)stats.TotalInterlacedFrames / stats.TotalInterlacedFrames;
+                return (double)stats.TotalInterlacedFrames / stats.TotalFrames;
             }
         }
         catch (Exception ex)

scripts/add-migration.sh

@@ -0,0 +1,21 @@
+#! /usr/bin/env bash
+
+if [[ $# -eq 0 ]] ; then
+    echo 'Please specify a unique migration name'
+    exit 1
+fi
+
+ROOT="$(git rev-parse --show-toplevel)"
+
+cd "$ROOT/ErsatzTV.Infrastructure" || exit
+
+dotnet ef migrations add $1 \
+    --context TvContext \
+    --startup-project "$ROOT/ErsatzTV" \
+    --project "$ROOT/ErsatzTV.Infrastructure.Sqlite" \
+    -- --provider Sqlite && \
+    dotnet ef migrations add $1 \
+        --context TvContext \
+        --startup-project "$ROOT/ErsatzTV" \
+        --project "$ROOT/ErsatzTV.Infrastructure.MySql" \
+        -- --provider MySql