Files
clean-architecture-go-v2/api/main.go
T
2020-10-24 11:36:58 -03:00

86 lines
2.2 KiB
Go

package main
import (
"database/sql"
"fmt"
"log"
"net/http"
"os"
"strconv"
"time"
"github.com/eminetto/clean-architecture-go-v2/infrastructure/repository"
"github.com/eminetto/clean-architecture-go-v2/usecase/book"
"github.com/eminetto/clean-architecture-go-v2/usecase/user"
"github.com/eminetto/clean-architecture-go-v2/usecase/loan"
"github.com/prometheus/client_golang/prometheus/promhttp"
"github.com/codegangsta/negroni"
"github.com/eminetto/clean-architecture-go-v2/api/handler"
"github.com/eminetto/clean-architecture-go-v2/api/middleware"
"github.com/eminetto/clean-architecture-go-v2/config"
"github.com/eminetto/clean-architecture-go-v2/pkg/metric"
_ "github.com/go-sql-driver/mysql"
"github.com/gorilla/context"
"github.com/gorilla/mux"
)
func main() {
dataSourceName := fmt.Sprintf("%s:%s@tcp(%s:3306)/%s?parseTime=true", config.DB_USER, config.DB_PASSWORD, config.DB_HOST, config.DB_DATABASE)
db, err := sql.Open("mysql", dataSourceName)
if err != nil {
log.Fatal(err.Error())
}
defer db.Close()
bookRepo := repository.NewBookMySQL(db)
bookService := book.NewService(bookRepo)
userRepo := repository.NewUserMySQL(db)
userService := user.NewService(userRepo)
loanUseCase := loan.NewService(userService, bookService)
metricService, err := metric.NewPrometheusService()
if err != nil {
log.Fatal(err.Error())
}
r := mux.NewRouter()
//handlers
n := negroni.New(
negroni.HandlerFunc(middleware.Cors),
negroni.HandlerFunc(middleware.Metrics(metricService)),
negroni.NewLogger(),
)
//book
handler.MakeBookHandlers(r, *n, bookService)
//user
handler.MakeUserHandlers(r, *n, userService)
//loan
handler.MakeLoanHandlers(r, *n, bookService, userService, loanUseCase)
http.Handle("/", r)
http.Handle("/metrics", promhttp.Handler())
r.HandleFunc("/ping", func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
})
logger := log.New(os.Stderr, "logger: ", log.Lshortfile)
srv := &http.Server{
ReadTimeout: 5 * time.Second,
WriteTimeout: 10 * time.Second,
Addr: ":" + strconv.Itoa(config.API_PORT),
Handler: context.ClearHandler(http.DefaultServeMux),
ErrorLog: logger,
}
err = srv.ListenAndServe()
if err != nil {
log.Fatal(err.Error())
}
}