using Microsoft.EntityFrameworkCore.Migrations;
using System;

#nullable disable

namespace gehGassi.Persistence.Migrations
{
    public partial class PagesWithNamesAdded : Migration
    {
        protected override void Up(MigrationBuilder migrationBuilder)
        {
            var viewName = "tv_PagesWithNames";
            var sql = @"CREATE FUNCTION tv_PagesWithNames (@language nvarchar(2), @fallback nvarchar(2)) RETURNS TABLE AS RETURN 
                        SELECT dbo.Pages.*,
                        Isnull(JSON_VALUE(dbo.Pages.ContentLocalized, '$.' + @language), JSON_VALUE(dbo.Pages.ContentLocalized, '$.' + @fallback)) AS Content
                        FROM dbo.Pages";

            migrationBuilder.Sql($"IF(exists (SELECT 1  FROM sys.objects WHERE Name = '{viewName}')) BEGIN DROP FUNCTION [dbo].[{viewName}] END {Environment.NewLine} GO");
            migrationBuilder.Sql($"{sql} {Environment.NewLine} GO");
        }

        protected override void Down(MigrationBuilder migrationBuilder)
        {
            var viewName = "tv_PagesWithNames";
            migrationBuilder.Sql($"IF(exists (SELECT 1  FROM sys.objects WHERE Name = '{viewName}')) BEGIN DROP FUNCTION [dbo].[{viewName}] END {Environment.NewLine} GO");
        }
    }
}