pigallery2/backend/model/sql/enitites/PhotoEntity.ts

import {Column, Entity, ChildEntity} from 'typeorm';
import {CameraMetadata, GPSMetadata, PhotoDTO, PhotoMetadata, PositionMetaData} from '../../../../common/entities/PhotoDTO';
import {OrientationTypes} from 'ts-exif-parser';
import {MediaEntity, MediaMetadataEntity} from './MediaEntity';

export class CameraMetadataEntity implements CameraMetadata {

  @Column('int', {nullable: true})
  ISO: number;

  @Column('text', {nullable: true})
  model: string;

  @Column('text', {nullable: true})
  maker: string;

  @Column('int', {nullable: true})
  fStop: number;

  @Column('int', {nullable: true})
  exposure: number;

  @Column('int', {nullable: true})
  focalLength: number;

  @Column('text', {nullable: true})
  lens: string;
}


export class GPSMetadataEntity implements GPSMetadata {

  @Column('int', {nullable: true})
  latitude: number;
  @Column('int', {nullable: true})
  longitude: number;
  @Column('int', {nullable: true})
  altitude: number;
}

export class PositionMetaDataEntity implements PositionMetaData {

  @Column(type => GPSMetadataEntity)
  GPSData: GPSMetadataEntity;

  @Column('text', {nullable: true})
  country: string;

  @Column('text', {nullable: true})
  state: string;

  @Column('text', {nullable: true})
  city: string;
}


export class PhotoMetadataEntity extends MediaMetadataEntity implements PhotoMetadata {

  @Column('simple-array')
  keywords: string[];

  @Column(type => CameraMetadataEntity)
  cameraData: CameraMetadataEntity;

  @Column(type => PositionMetaDataEntity)
  positionData: PositionMetaDataEntity;

  @Column('tinyint', {default: OrientationTypes.TOP_LEFT})
  orientation: OrientationTypes;

}


@ChildEntity()
export class PhotoEntity extends MediaEntity implements PhotoDTO {
  @Column(type => PhotoMetadataEntity)
  metadata: PhotoMetadataEntity;
}