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main.go
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main.go
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package main
import (
"github.com/joho/godotenv"
_ "github.com/lib/pq"
"os"
"github.com/eroatta/freqtable/adapter/persistence"
"github.com/eroatta/freqtable/adapter/rest"
"github.com/eroatta/freqtable/adapter/wordcount"
"github.com/eroatta/freqtable/adapter/wordcount/cloner"
"github.com/eroatta/freqtable/adapter/wordcount/miner"
"github.com/eroatta/freqtable/usecase"
log "github.com/sirupsen/logrus"
)
func main() {
// processor configuration
config := wordcount.ProcessorConfig{
Cloner: cloner.New(),
Miner: miner.NewCount(),
}
processor := wordcount.NewProcessor(config)
// storage configuration
if err := godotenv.Load(); err != nil {
log.WithError(err).Fatal("Error while loading the env configuration.")
}
conn, deferrable, err := persistence.NewConnection(os.Getenv("DB_HOST"),
os.Getenv("DB_PORT"), os.Getenv("DB_USER"), os.Getenv("DB_PASSWORD"), os.Getenv("DB_NAME"))
if err != nil {
log.Fatalln(err)
}
defer deferrable()
storage := persistence.NewPostgreSQL(conn)
// rules engine configuration
createFreqTableUC := usecase.NewCreateFrequencyTableUsecase(processor, storage)
// REST controller
r := rest.NewServer(createFreqTableUC)
r.Run()
}