import { MigrationInterface, QueryRunner, Table, TableForeignKey } from "typeorm";
import { DB_TYPE } from "../env.defaults";

export class Newsletter1735118780511 implements MigrationInterface {
  name = "Newsletter1735118780511";

  public async up(queryRunner: QueryRunner): Promise<void> {
    const variableType_int = DB_TYPE == "mysql" ? "int" : "integer";

    await queryRunner.createTable(
      new Table({
        name: "newsletter_dates",
        columns: [
          { name: "newsletterId", type: variableType_int, isPrimary: true },
          { name: "calendarId", type: "varchar", length: "255", isPrimary: true },
          { name: "diffTitle", type: "varchar", length: "255", isNullable: true },
          { name: "diffDescription", type: "text", isNullable: true },
        ],
      }),
      true
    );

    await queryRunner.createTable(
      new Table({
        name: "newsletter_recipients",
        columns: [
          { name: "newsletterId", type: variableType_int, isPrimary: true },
          { name: "memberId", type: variableType_int, isPrimary: true },
          { name: "addedManually", type: "tinyint", default: "0" },
        ],
      }),
      true
    );

    await queryRunner.createTable(
      new Table({
        name: "newsletter",
        columns: [
          { name: "id", type: variableType_int, isPrimary: true, isGenerated: true, generationStrategy: "increment" },
          { name: "title", type: "varchar", length: "255" },
          { name: "description", type: "varchar", length: "255", default: "''" },
          { name: "newsletterTitle", type: "varchar", length: "255", default: "''" },
          { name: "newsletterText", type: "text", default: "''" },
          { name: "newsletterSignatur", type: "varchar", length: "255", default: "''" },
          { name: "isSent", type: "tinyint", default: "0" },
          { name: "recipientsByQueryId", type: variableType_int, isNullable: true },
        ],
      }),
      true
    );

    await queryRunner.createForeignKey(
      "newsletter_dates",
      new TableForeignKey({
        columnNames: ["newsletterId"],
        referencedColumnNames: ["id"],
        referencedTableName: "newsletter",
        onDelete: "CASCADE",
        onUpdate: "RESTRICT",
      })
    );

    await queryRunner.createForeignKey(
      "newsletter_dates",
      new TableForeignKey({
        columnNames: ["calendarId"],
        referencedColumnNames: ["id"],
        referencedTableName: "calendar",
        onDelete: "RESTRICT",
        onUpdate: "RESTRICT",
      })
    );

    await queryRunner.createForeignKey(
      "newsletter_recipients",
      new TableForeignKey({
        columnNames: ["newsletterId"],
        referencedColumnNames: ["id"],
        referencedTableName: "newsletter",
        onDelete: "CASCADE",
        onUpdate: "RESTRICT",
      })
    );

    await queryRunner.createForeignKey(
      "newsletter_recipients",
      new TableForeignKey({
        columnNames: ["memberId"],
        referencedColumnNames: ["id"],
        referencedTableName: "member",
        onDelete: "CASCADE",
        onUpdate: "RESTRICT",
      })
    );

    await queryRunner.createForeignKey(
      "newsletter",
      new TableForeignKey({
        columnNames: ["recipientsByQueryId"],
        referencedColumnNames: ["id"],
        referencedTableName: "query",
        onDelete: "CASCADE",
        onUpdate: "RESTRICT",
      })
    );
  }

  public async down(queryRunner: QueryRunner): Promise<void> {
    const tableN = await queryRunner.getTable("newsletter");
    const tableNR = await queryRunner.getTable("newsletter_recipients");
    const tableND = await queryRunner.getTable("newsletter_dates");

    const foreignKeyN = tableN.foreignKeys.find((fk) => fk.columnNames.indexOf("recipientsByQueryId") !== -1);
    const foreignKeyNR = tableNR.foreignKeys.find((fk) => fk.columnNames.indexOf("newsletterId") !== -1);
    const foreignKeyNR2 = tableNR.foreignKeys.find((fk) => fk.columnNames.indexOf("memberId") !== -1);
    const foreignKeyND1 = tableND.foreignKeys.find((fk) => fk.columnNames.indexOf("newsletterId") !== -1);
    const foreignKeyND2 = tableND.foreignKeys.find((fk) => fk.columnNames.indexOf("calendarId") !== -1);

    await queryRunner.dropForeignKey("newsletter", foreignKeyN);
    await queryRunner.dropForeignKey("newsletter_recipients", foreignKeyNR);
    await queryRunner.dropForeignKey("newsletter_recipients", foreignKeyNR2);
    await queryRunner.dropForeignKey("newsletter_dates", foreignKeyND1);
    await queryRunner.dropForeignKey("newsletter_dates", foreignKeyND2);

    await queryRunner.dropTable("newsletter");
    await queryRunner.dropTable("newsletter_recipients");
    await queryRunner.dropTable("newsletter_dates");
  }
}