feat: Add Free Issue Lines to ShopPOItems and InvoiceItems

2026-10-22 16:28:46 +05:30
parent 855eb44118
commit 3a503abe6a
4 changed files with 6233 additions and 0 deletions
@@ -0,0 +1,99 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Distribution.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddFreeIssueLines : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<Guid>(
+                name: "FK_SchemeId",
+                table: "ShopPOItems",
+                type: "char(36)",
+                nullable: true,
+                collation: "ascii_general_ci");
+
+            migrationBuilder.AddColumn<bool>(
+                name: "IsFree",
+                table: "ShopPOItems",
+                type: "tinyint(1)",
+                nullable: false,
+                defaultValue: false);
+
+            migrationBuilder.AddColumn<string>(
+                name: "SchemeName",
+                table: "ShopPOItems",
+                type: "longtext",
+                nullable: true)
+                .Annotation("MySql:CharSet", "utf8mb4");
+
+            migrationBuilder.AddColumn<Guid>(
+                name: "FK_SchemeId",
+                table: "InvoiceItems",
+                type: "char(36)",
+                nullable: true,
+                collation: "ascii_general_ci");
+
+            migrationBuilder.AddColumn<bool>(
+                name: "IsFree",
+                table: "InvoiceItems",
+                type: "tinyint(1)",
+                nullable: false,
+                defaultValue: false);
+
+            migrationBuilder.AddColumn<string>(
+                name: "SchemeName",
+                table: "InvoiceItems",
+                type: "longtext",
+                nullable: true)
+                .Annotation("MySql:CharSet", "utf8mb4");
+
+            // Existing free-issue lines were plain zero-priced lines; flag them from their scheme redemption.
+            migrationBuilder.Sql(@"
+UPDATE ShopPOItems i
+JOIN SchemeRedemptions r ON r.FK_ShopPOId = i.FK_ShopPOId AND r.FK_FreeItemId = i.FK_ItemId
+JOIN Schemes s ON s.Id = r.FK_SchemeId
+SET i.IsFree = 1, i.FK_SchemeId = r.FK_SchemeId, i.SchemeName = s.Name
+WHERE i.UnitPrice = 0 AND i.IsActive = 1;");
+
+            migrationBuilder.Sql(@"
+UPDATE InvoiceItems ii
+JOIN ShopPOItems pi ON ii.FK_ShopPOItemId = pi.Id
+SET ii.IsFree = pi.IsFree, ii.FK_SchemeId = pi.FK_SchemeId, ii.SchemeName = pi.SchemeName
+WHERE pi.IsFree = 1;");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "FK_SchemeId",
+                table: "ShopPOItems");
+
+            migrationBuilder.DropColumn(
+                name: "IsFree",
+                table: "ShopPOItems");
+
+            migrationBuilder.DropColumn(
+                name: "SchemeName",
+                table: "ShopPOItems");
+
+            migrationBuilder.DropColumn(
+                name: "FK_SchemeId",
+                table: "InvoiceItems");
+
+            migrationBuilder.DropColumn(
+                name: "IsFree",
+                table: "InvoiceItems");
+
+            migrationBuilder.DropColumn(
+                name: "SchemeName",
+                table: "InvoiceItems");
+        }
+    }
+}