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package sql
import (
"context"
"time"
"gorm.io/gorm"
"git.sr.ht/~gabrielgio/img/pkg/database/repository"
"git.sr.ht/~gabrielgio/img/pkg/list"
)
type (
Media struct {
gorm.Model
Name string `gorm:"not null"`
Path string `gorm:"not null;unique"`
PathHash string `gorm:"not null;unique"`
MIMEType string `gorm:"not null"`
}
MediaEXIF struct {
gorm.Model
Width *float64
Height *float64
MediaID uint
Media Media
Description *string
Camera *string
Maker *string
Lens *string
DateShot *time.Time
Exposure *float64
Aperture *float64
Iso *int64
FocalLength *float64
Flash *int64
Orientation *int64
ExposureProgram *int64
GPSLatitude *float64
GPSLongitude *float64
}
MediaThumbnail struct {
gorm.Model
Path string
MediaID uint
Media Media
}
MediaRepository struct {
db *gorm.DB
}
)
var _ repository.MediaRepository = &MediaRepository{}
func (self *Media) ToModel() *repository.Media {
return &repository.Media{
ID: self.ID,
Path: self.Path,
PathHash: self.PathHash,
Name: self.Name,
MIMEType: self.MIMEType,
}
}
func (m *MediaEXIF) ToModel() *repository.MediaEXIF {
return &repository.MediaEXIF{
Height: m.Height,
Width: m.Width,
Description: m.Description,
Camera: m.Camera,
Maker: m.Maker,
Lens: m.Lens,
DateShot: m.DateShot,
Exposure: m.Exposure,
Aperture: m.Aperture,
Iso: m.Iso,
FocalLength: m.FocalLength,
Flash: m.Flash,
Orientation: m.Orientation,
ExposureProgram: m.ExposureProgram,
GPSLatitude: m.GPSLatitude,
GPSLongitude: m.GPSLongitude,
}
}
func (m *MediaThumbnail) ToModel() *repository.MediaThumbnail {
return &repository.MediaThumbnail{
Path: m.Path,
}
}
func NewMediaRepository(db *gorm.DB) *MediaRepository {
return &MediaRepository{
db: db,
}
}
func (self *MediaRepository) Create(ctx context.Context, createMedia *repository.CreateMedia) error {
media := &Media{
Name: createMedia.Name,
Path: createMedia.Path,
PathHash: createMedia.PathHash,
MIMEType: createMedia.MIMEType,
}
result := self.db.
WithContext(ctx).
Create(media)
if result.Error != nil {
return result.Error
}
return nil
}
func (self *MediaRepository) Exists(ctx context.Context, path string) (bool, error) {
var exists bool
result := self.db.
WithContext(ctx).
Model(&Media{}).
Select("count(id) > 0").
Where("path_hash = ?", path).
Find(&exists)
if result.Error != nil {
return false, result.Error
}
return exists, nil
}
func (self *MediaRepository) List(ctx context.Context, pagination *repository.Pagination) ([]*repository.Media, error) {
medias := make([]*Media, 0)
result := self.db.
WithContext(ctx).
Model(&Media{}).
Offset(pagination.Page * pagination.Size).
Limit(pagination.Size).
Where("path like '" + pagination.Path + "%'").
Order("created_at DESC").
Find(&medias)
if result.Error != nil {
return nil, result.Error
}
m := list.Map(medias, func(s *Media) *repository.Media {
return s.ToModel()
})
return m, nil
}
func (self *MediaRepository) Get(ctx context.Context, pathHash string) (*repository.Media, error) {
m := &Media{}
result := self.db.
WithContext(ctx).
Model(&Media{}).
Where("path_hash = ?", pathHash).
Limit(1).
Take(m)
if result.Error != nil {
return nil, result.Error
}
return m.ToModel(), nil
}
func (self *MediaRepository) GetPath(ctx context.Context, pathHash string) (string, error) {
var path string
result := self.db.
WithContext(ctx).
Model(&Media{}).
Select("path").
Where("path_hash = ?", pathHash).
Limit(1).
Find(&path)
if result.Error != nil {
return "", result.Error
}
return path, nil
}
func (self *MediaRepository) GetThumbnailPath(ctx context.Context, pathHash string) (string, error) {
var path string
result := self.db.
WithContext(ctx).
Model(&Media{}).
Select("media_thumbnails.path").
Joins("left join media_thumbnails on media.id = media_thumbnails.media_id").
Where("media.path_hash = ?", pathHash).
Limit(1).
Find(&path)
if result.Error != nil {
return "", result.Error
}
return path, nil
}
func (m *MediaRepository) GetEXIF(ctx context.Context, mediaID uint) (*repository.MediaEXIF, error) {
exif := &MediaEXIF{}
result := m.db.
WithContext(ctx).
Model(&Media{}).
Where("media_id = ?", mediaID).
Limit(1).
Take(m)
if result.Error != nil {
return nil, result.Error
}
return exif.ToModel(), nil
}
func (s *MediaRepository) CreateEXIF(ctx context.Context, id uint, info *repository.MediaEXIF) error {
media := &MediaEXIF{
MediaID: id,
Width: info.Width,
Height: info.Height,
Description: info.Description,
Camera: info.Camera,
Maker: info.Maker,
Lens: info.Lens,
DateShot: info.DateShot,
Exposure: info.Exposure,
Aperture: info.Aperture,
Iso: info.Iso,
FocalLength: info.FocalLength,
Flash: info.Flash,
Orientation: info.Orientation,
ExposureProgram: info.ExposureProgram,
GPSLatitude: info.GPSLatitude,
GPSLongitude: info.GPSLongitude,
}
result := s.db.
WithContext(ctx).
Create(media)
if result.Error != nil {
return result.Error
}
return nil
}
func (r *MediaRepository) ListEmptyEXIF(ctx context.Context, pagination *repository.Pagination) ([]*repository.Media, error) {
medias := make([]*Media, 0)
result := r.db.
WithContext(ctx).
Model(&Media{}).
Joins("left join media_exifs on media.id = media_exifs.media_id").
Where("media_exifs.media_id IS NULL AND media.path like '" + pagination.Path + "%'").
Offset(pagination.Page * pagination.Size).
Limit(pagination.Size).
Order("media.created_at DESC").
Find(&medias)
if result.Error != nil {
return nil, result.Error
}
m := list.Map(medias, func(s *Media) *repository.Media {
return s.ToModel()
})
return m, nil
}
func (r *MediaRepository) ListEmptyThumbnail(ctx context.Context, pagination *repository.Pagination) ([]*repository.Media, error) {
medias := make([]*Media, 0)
result := r.db.
WithContext(ctx).
Model(&Media{}).
Joins("left join media_thumbnails on media.id = media_thumbnails.media_id").
Where("media_thumbnails.media_id IS NULL AND media.path like '" + pagination.Path + "%'").
Offset(pagination.Page * pagination.Size).
Limit(pagination.Size).
Order("media.created_at DESC").
Find(&medias)
if result.Error != nil {
return nil, result.Error
}
m := list.Map(medias, func(s *Media) *repository.Media {
return s.ToModel()
})
return m, nil
}
func (m *MediaRepository) GetThumbnail(ctx context.Context, mediaID uint) (*repository.MediaThumbnail, error) {
thumbnail := &MediaThumbnail{}
result := m.db.
WithContext(ctx).
Model(&Media{}).
Where("media_id = ?", mediaID).
Limit(1).
Take(m)
if result.Error != nil {
return nil, result.Error
}
return thumbnail.ToModel(), nil
}
func (m *MediaRepository) CreateThumbnail(ctx context.Context, mediaID uint, thumbnail *repository.MediaThumbnail) error {
media := &MediaThumbnail{
MediaID: mediaID,
Path: thumbnail.Path,
}
result := m.db.
WithContext(ctx).
Create(media)
if result.Error != nil {
return result.Error
}
return nil
}
|
