permission system - permission formatting

src/migrations/1724661484664-permissions.ts

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+import { MigrationInterface, QueryRunner, Table, TableForeignKey } from "typeorm";
+
+export class Permissions1724661484664 implements MigrationInterface {
+  name = "Permissions1724661484664";
+
+  public async up(queryRunner: QueryRunner): Promise<void> {
+    await queryRunner.createTable(
+      new Table({
+        name: "permission",
+        columns: [
+          {
+            name: "permission",
+            type: "varchar",
+            length: "255",
+            isPrimary: true,
+            isNullable: false,
+          },
+          {
+            name: "userId",
+            type: "int",
+            isPrimary: true,
+            isNullable: false,
+          },
+        ],
+      }),
+      true
+    );
+
+    await queryRunner.createForeignKey(
+      "permission",
+      new TableForeignKey({
+        columnNames: ["userId"],
+        referencedColumnNames: ["id"],
+        referencedTableName: "user",
+        onDelete: "No Action",
+      })
+    );
+  }
+
+  public async down(queryRunner: QueryRunner): Promise<void> {
+    const table = await queryRunner.getTable("permission");
+    const foreignKey = table.foreignKeys.find((fk) => fk.columnNames.indexOf("userId") !== -1);
+    await queryRunner.dropForeignKey("permission", foreignKey);
+    await queryRunner.dropTable("permission");
+  }
+}