using Microsoft.EntityFrameworkCore.Migrations;
using System;
using System.Collections.Generic;

namespace YTManager.Migrations
{
    public partial class fix_channel_relationship : Migration
    {
        protected override void Up(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.DropForeignKey(
                name: "FK_Videos_Channels_ChannelPrimaryKey",
                table: "Videos");

            migrationBuilder.AlterColumn<long>(
                name: "ChannelPrimaryKey",
                table: "Videos",
                nullable: false,
                oldClrType: typeof(long),
                oldNullable: true);

            migrationBuilder.AddColumn<long>(
                name: "VideoPrimaryKey",
                table: "Tags",
                nullable: true);

            migrationBuilder.CreateIndex(
                name: "IX_Tags_VideoPrimaryKey",
                table: "Tags",
                column: "VideoPrimaryKey");

            migrationBuilder.AddForeignKey(
                name: "FK_Tags_Videos_VideoPrimaryKey",
                table: "Tags",
                column: "VideoPrimaryKey",
                principalTable: "Videos",
                principalColumn: "PrimaryKey",
                onDelete: ReferentialAction.Restrict);

            migrationBuilder.AddForeignKey(
                name: "FK_Videos_Channels_ChannelPrimaryKey",
                table: "Videos",
                column: "ChannelPrimaryKey",
                principalTable: "Channels",
                principalColumn: "PrimaryKey",
                onDelete: ReferentialAction.Cascade);
        }

        protected override void Down(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.DropForeignKey(
                name: "FK_Tags_Videos_VideoPrimaryKey",
                table: "Tags");

            migrationBuilder.DropForeignKey(
                name: "FK_Videos_Channels_ChannelPrimaryKey",
                table: "Videos");

            migrationBuilder.DropIndex(
                name: "IX_Tags_VideoPrimaryKey",
                table: "Tags");

            migrationBuilder.DropColumn(
                name: "VideoPrimaryKey",
                table: "Tags");

            migrationBuilder.AlterColumn<long>(
                name: "ChannelPrimaryKey",
                table: "Videos",
                nullable: true,
                oldClrType: typeof(long));

            migrationBuilder.AddForeignKey(
                name: "FK_Videos_Channels_ChannelPrimaryKey",
                table: "Videos",
                column: "ChannelPrimaryKey",
                principalTable: "Channels",
                principalColumn: "PrimaryKey",
                onDelete: ReferentialAction.Restrict);
        }
    }
}