Docker/Voltaserve/conversion/pipeline/image_pipeline.go
2024-04-17 20:22:30 +02:00

100 lines
2.4 KiB
Go

package pipeline
import (
"os"
"path/filepath"
"voltaserve/client"
"voltaserve/config"
"voltaserve/core"
"voltaserve/helper"
"voltaserve/identifier"
"voltaserve/infra"
"voltaserve/processor"
"go.uber.org/zap"
)
type imagePipeline struct {
imageProc *processor.ImageProcessor
s3 *infra.S3Manager
apiClient *client.APIClient
fileIdent *identifier.FileIdentifier
logger *zap.SugaredLogger
config config.Config
}
func NewImagePipeline() core.Pipeline {
logger, err := infra.GetLogger()
if err != nil {
panic(err)
}
return &imagePipeline{
imageProc: processor.NewImageProcessor(),
s3: infra.NewS3Manager(),
apiClient: client.NewAPIClient(),
fileIdent: identifier.NewFileIdentifier(),
logger: logger,
config: config.GetConfig(),
}
}
func (p *imagePipeline) Run(opts core.PipelineRunOptions) error {
inputPath := filepath.FromSlash(os.TempDir() + "/" + helper.NewID() + filepath.Ext(opts.Key))
if err := p.s3.GetFile(opts.Key, inputPath, opts.Bucket); err != nil {
return err
}
stat, err := os.Stat(inputPath)
if err != nil {
return err
}
imageProps, err := p.imageProc.MeasureImage(inputPath)
if err != nil {
return err
}
updateOpts := core.SnapshotUpdateOptions{
Options: opts,
Original: &core.S3Object{
Bucket: opts.Bucket,
Key: opts.Key,
Image: &imageProps,
Size: stat.Size(),
},
}
if filepath.Ext(inputPath) == ".tiff" {
jpegPath := filepath.FromSlash(os.TempDir() + "/" + helper.NewID() + ".jpg")
if err := p.imageProc.ConvertImage(inputPath, jpegPath); err != nil {
return err
}
thumbnail, err := p.imageProc.Base64Thumbnail(jpegPath)
if err != nil {
return err
}
updateOpts.Thumbnail = &thumbnail
updateOpts.Preview = &core.S3Object{
Bucket: opts.Bucket,
Key: opts.FileID + "/" + opts.SnapshotID + "/preview.jpg",
Size: stat.Size(),
}
if err := p.s3.PutFile(updateOpts.Preview.Key, jpegPath, helper.DetectMimeFromFile(jpegPath), updateOpts.Preview.Bucket); err != nil {
return err
}
if err := os.Remove(inputPath); err != nil {
return err
}
inputPath = jpegPath
} else {
thumbnail, err := p.imageProc.Base64Thumbnail(inputPath)
if err != nil {
return err
}
updateOpts.Thumbnail = &thumbnail
}
if err := p.apiClient.UpdateSnapshot(updateOpts); err != nil {
return err
}
if err := os.Remove(inputPath); err != nil {
return err
}
return nil
}