emdb/cmd/api-service/handler/worker.go

72 lines
1.7 KiB
Go

package handler
import (
"log/slog"
"ewintr.nl/emdb/client"
movie2 "ewintr.nl/emdb/cmd/api-service/moviestore"
"github.com/google/uuid"
)
type Worker struct {
jq *movie2.JobQueue
movieRepo *movie2.MovieRepository
reviewRepo *movie2.ReviewRepository
imdb *client.IMDB
logger *slog.Logger
}
func NewWorker(jq *movie2.JobQueue, movieRepo *movie2.MovieRepository, reviewRepo *movie2.ReviewRepository, imdb *client.IMDB, logger *slog.Logger) *Worker {
return &Worker{
jq: jq,
movieRepo: movieRepo,
reviewRepo: reviewRepo,
imdb: imdb,
logger: logger.With("service", "worker"),
}
}
func (w *Worker) Run() {
w.logger.Info("starting worker")
for job := range w.jq.Next() {
w.logger.Info("got a new job", "jobID", job.ID, "movieID", job.MovieID, "action", job.Action)
switch job.Action {
case movie2.ActionFetchIMDBReviews:
w.fetchReviews(job)
default:
w.logger.Warn("unknown job action", "action", job.Action)
}
}
}
func (w *Worker) fetchReviews(job movie2.Job) {
logger := w.logger.With("method", "fetchReviews", "jobID", job.ID, "movieID", job.MovieID)
m, err := w.movieRepo.FindOne(job.MovieID)
if err != nil {
logger.Error("could not get movie", "error", err)
return
}
reviews, err := w.imdb.GetReviews(m.IMDBID)
if err != nil {
logger.Error("could not get reviews", "error", err)
return
}
for url, review := range reviews {
if err := w.reviewRepo.Store(movie2.Review{
ID: uuid.New().String(),
MovieID: m.ID,
Source: movie2.ReviewSourceIMDB,
URL: url,
Review: review,
}); err != nil {
logger.Error("could not store review", "error", err)
return
}
}
logger.Info("fetched reviews", "count", len(reviews))
}