MikroORM Postgis

PostGISGeometryType.ts

export class Point {
  constructor(lng: number, lat: number) {
    this.lng = lng;
    this.lat = lat;
  }
  lng!: number;
  lat!: number;
}

export class PostGISGeometryType extends Type<Point | undefined, string> {
  convertToJSValue(value: string, _platform: Platform): Point | undefined {
    const m = value?.match(/point\((-?\d+(\.\d+)?) (-?\d+(\.\d+)?)\)/i);

    if (!m) {
      return undefined;
    }

    return new Point(+m[1], +m[3]);
  }

  convertToJSValueSQL(key: string, platform: Platform): string {
    return `ST_AsText(${key})`;
  }

  convertToDatabaseValue(value: Point, _platform: Platform): string {
    return `POINT(${value.lng} ${value.lat})`;
  }

  convertToDatabaseValueSQL(value: string, platform: Platform): string {
    return `ST_SetSRID(ST_GeomFromText(${value}),4326)`;
  }

  getColumnType(_prop: EntityProperty, _platform: Platform): string {
    return 'GEOMETRY(Point,4326)';
  }
}