#221 model changes and database migration

RMuseum/DbContext/RMuseumDbContext.cs

@@ -134,6 +134,12 @@ namespace RMuseum.DbContext
             builder.Entity<GanjoorVerseNumber>()
                 .HasIndex(n => new { n.PoemId, n.CoupletIndex });
 
+            builder.Entity<GanjoorVerse>()
+                .HasIndex(v => v.PoemId);//the next statement causes a drop index in the migration which this line prevents it
+
+            builder.Entity<GanjoorVerse>()
+                .HasIndex(v => new { v.PoemId, v.CoupletIndex });
+
 
             //Index set suggested by SQL Server Tuning Wizard -- end
 

RMuseum/Migrations/20211009154010_GanjoorVerse-CoupletIndex.cs

@@ -0,0 +1,32 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace RMuseum.Migrations
+{
+    public partial class GanjoorVerseCoupletIndex : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "CoupletIndex",
+                table: "GanjoorVerses",
+                type: "int",
+                nullable: true);
+
+            migrationBuilder.CreateIndex(
+                name: "IX_GanjoorVerses_PoemId_CoupletIndex",
+                table: "GanjoorVerses",
+                columns: new[] { "PoemId", "CoupletIndex" });
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropIndex(
+                name: "IX_GanjoorVerses_PoemId_CoupletIndex",
+                table: "GanjoorVerses");
+
+            migrationBuilder.DropColumn(
+                name: "CoupletIndex",
+                table: "GanjoorVerses");
+        }
+    }
+}

RMuseum/Migrations/RMuseumDbContextModelSnapshot.cs

@@ -1063,6 +1063,9 @@ namespace RMuseum.Migrations
                         .HasColumnType("int")
                         .HasAnnotation("SqlServer:ValueGenerationStrategy", SqlServerValueGenerationStrategy.IdentityColumn);
 
+                    b.Property<int?>("CoupletIndex")
+                        .HasColumnType("int");
+
                     b.Property<int>("PoemId")
                         .HasColumnType("int");
 
@@ -1079,6 +1082,8 @@ namespace RMuseum.Migrations
 
                     b.HasIndex("PoemId");
 
+                    b.HasIndex("PoemId", "CoupletIndex");
+
                     b.ToTable("GanjoorVerses");
                 });
 

RMuseum/Models/Ganjoor/GanjoorVerse.cs

@@ -34,5 +34,10 @@
         /// text
         /// </summary>
         public string Text { get; set; }
+
+        /// <summary>
+        /// couplet index
+        /// </summary>
+        public int? CoupletIndex { get; set; }
     }
 }

RMuseum/RMuseum.xml

@@ -5549,6 +5549,11 @@
             text
             </summary>
         </member>
+        <member name="P:RMuseum.Models.Ganjoor.GanjoorVerse.CoupletIndex">
+            <summary>
+            couplet index
+            </summary>
+        </member>
         <member name="P:RMuseum.Models.Ganjoor.GanjoorVerseNumber.Id">
             <summary>
             id