setup database, entities, and migrations

src/database/entities/airport.entity.ts

@@ -0,0 +1,53 @@
+import { City } from "@/database/entities/city.entity";
+import { Flight } from "@/database/entities/flight.entity";
+import {
+	Collection,
+	Entity,
+	ManyToOne,
+	OneToMany,
+	PrimaryKey,
+	Property,
+	type Rel,
+	Unique,
+} from "@mikro-orm/core";
+
+@Entity()
+export class Airport {
+	@PrimaryKey({ type: "varchar", length: 30 })
+	id!: string;
+
+	@Property({ type: "varchar", length: 10 })
+	@Unique()
+	code!: string;
+
+	@Property({ type: "varchar", length: 200 })
+	@Unique()
+	slug!: string;
+
+	@Property({ type: "varchar", length: 100 })
+	name!: string;
+
+	@ManyToOne(() => City)
+	city!: Rel<City>;
+
+	@Property({
+		type: "timestamp",
+		onCreate: () => new Date(),
+	})
+	createdAt!: Date;
+
+	@Property({
+		type: "timestamp",
+		onCreate: () => new Date(),
+		onUpdate: () => new Date(),
+	})
+	updatedAt!: Date;
+
+	// Collections
+
+	@OneToMany(() => Flight, (flight) => flight.departureAirport)
+	departureFlights = new Collection<Flight>(this);
+
+	@OneToMany(() => Flight, (flight) => flight.arrivalAirport)
+	arrivalFlights = new Collection<Flight>(this);
+}