using System;
using Microsoft.EntityFrameworkCore.Migrations;

#nullable disable

namespace SimpleLIS.Migrations
{
    /// <inheritdoc />
    public partial class InitialMigrations : Migration
    {
        /// <inheritdoc />
        protected override void Up(MigrationBuilder migrationBuilder)
        {
            migrationBuilder.CreateTable(
                name: "Patients",
                columns: table => new
                {
                    PatientId = table.Column<int>(type: "INTEGER", nullable: false)
                        .Annotation("Sqlite:Autoincrement", true),
                    HL7PatientId = table.Column<string>(type: "TEXT", nullable: true),
                    LastName = table.Column<string>(type: "TEXT", nullable: true),
                    FirstName = table.Column<string>(type: "TEXT", nullable: true),
                    DateOfBirth = table.Column<DateTime>(type: "TEXT", nullable: false),
                    Gender = table.Column<string>(type: "TEXT", nullable: true)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_Patients", x => x.PatientId);
                });

            migrationBuilder.CreateTable(
                name: "Messages",
                columns: table => new
                {
                    MessageId = table.Column<int>(type: "INTEGER", nullable: false)
                        .Annotation("Sqlite:Autoincrement", true),
                    ControlId = table.Column<string>(type: "TEXT", nullable: false),
                    MessageType = table.Column<string>(type: "TEXT", nullable: false),
                    SendingApp = table.Column<string>(type: "TEXT", nullable: true),
                    SendingFacility = table.Column<string>(type: "TEXT", nullable: true),
                    ReceivingApp = table.Column<string>(type: "TEXT", nullable: true),
                    ReceivingFacility = table.Column<string>(type: "TEXT", nullable: true),
                    Timestamp = table.Column<DateTime>(type: "TEXT", nullable: false),
                    Version = table.Column<string>(type: "TEXT", nullable: true),
                    PatientId = table.Column<int>(type: "INTEGER", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_Messages", x => x.MessageId);
                    table.ForeignKey(
                        name: "FK_Messages_Patients_PatientId",
                        column: x => x.PatientId,
                        principalTable: "Patients",
                        principalColumn: "PatientId",
                        onDelete: ReferentialAction.Cascade);
                });

            migrationBuilder.CreateTable(
                name: "Observations",
                columns: table => new
                {
                    ObservationId = table.Column<int>(type: "INTEGER", nullable: false)
                        .Annotation("Sqlite:Autoincrement", true),
                    MessageId = table.Column<int>(type: "INTEGER", nullable: false),
                    ObservationCode = table.Column<string>(type: "TEXT", nullable: false),
                    ObservationValue = table.Column<string>(type: "TEXT", nullable: false),
                    Units = table.Column<string>(type: "TEXT", nullable: true),
                    AbnormalFlag = table.Column<string>(type: "TEXT", nullable: true),
                    ResultStatus = table.Column<string>(type: "TEXT", nullable: false)
                },
                constraints: table =>
                {
                    table.PrimaryKey("PK_Observations", x => x.ObservationId);
                    table.ForeignKey(
                        name: "FK_Observations_Messages_MessageId",
                        column: x => x.MessageId,
                        principalTable: "Messages",
                        principalColumn: "MessageId",
                        onDelete: ReferentialAction.Cascade);
                });

            migrationBuilder.CreateIndex(
                name: "IX_Messages_PatientId",
                table: "Messages",
                column: "PatientId");

            migrationBuilder.CreateIndex(
                name: "IX_Observations_MessageId",
                table: "Observations",
                column: "MessageId");
        }

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

            migrationBuilder.DropTable(
                name: "Messages");

            migrationBuilder.DropTable(
                name: "Patients");
        }
    }
}
