using System;
using Microsoft.EntityFrameworkCore.Migrations;

#nullable disable

namespace Jiaowu.Api.Infrastructure.Persistence.Migrations.MySql
{
    /// <inheritdoc />
    public partial class StudentStatusChanges : Migration
    {
        /// <inheritdoc />
        protected override void Up(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.CreateTable(
                name: "StudentStatusChanges",
                columns: table => new
                {
                    Id = table.Column<Guid>(type: "char(36)", nullable: false),
                    StudentId = table.Column<Guid>(type: "char(36)", nullable: false),
                    Type = table.Column<int>(type: "int", nullable: false),
                    OriginalStatus = table.Column<int>(type: "int", nullable: false),
                    TargetStatus = table.Column<int>(type: "int", nullable: false),
                    Reason = table.Column<string>(type: "varchar(1000)", maxLength: 1000, nullable: false),
                    State = table.Column<int>(type: "int", nullable: false),
                    ReviewComment = table.Column<string>(type: "varchar(500)", maxLength: 500, nullable: true),
                    SubmittedAt = table.Column<DateTime>(type: "datetime(6)", nullable: false),
                    ReviewedAt = table.Column<DateTime>(type: "datetime(6)", nullable: true),
                    ApprovedAt = table.Column<DateTime>(type: "datetime(6)", nullable: true),
                    CreatedAt = table.Column<DateTime>(type: "datetime(6)", nullable: false),
                    UpdatedAt = table.Column<DateTime>(type: "datetime(6)", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_StudentStatusChanges", x => x.Id);
                    table.ForeignKey(
                        name: "FK_StudentStatusChanges_Students_StudentId",
                        column: x => x.StudentId,
                        principalTable: "Students",
                        principalColumn: "Id",
                        onDelete: ReferentialAction.Restrict);
                })
                .Annotation("MySQL:Charset", "utf8mb4");

            migrationBuilder.CreateIndex(
                name: "IX_StudentStatusChanges_StudentId_State",
                table: "StudentStatusChanges",
                columns: new[] { "StudentId", "State" });
        }

        /// <inheritdoc />
        protected override void Down(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.DropTable(
                name: "StudentStatusChanges");
        }
    }
}
