Create AddFeed dto, add validation and sqlx

api/cmd/main.go

@@ -1,18 +1,21 @@
 package main
 
 import (
-	"database/sql"
 	"fmt"
 	"log"
+	"net/http"
 	"os"
 
+	"github.com/go-playground/validator/v10"
+	"github.com/jmoiron/sqlx"
 	"github.com/labstack/echo/v4"
 	"github.com/labstack/echo/v4/middleware"
 	_ "github.com/lib/pq"
+	"github.com/zoriya/vex"
 )
 
 type Handler struct {
-	database *sql.DB
+	feeds vex.FeedService
 }
 
 func (h *Handler) GetEntries(c echo.Context) error {
@@ -20,6 +23,18 @@ func (h *Handler) GetEntries(c echo.Context) error {
 	return c.JSON(200, ret)
 }
 
+type Validator struct {
+	validator *validator.Validate
+}
+
+func (cv *Validator) Validate(i interface{}) error {
+	if err := cv.validator.Struct(i); err != nil {
+		// Optionally, you could return the error to give each route more control over the status code
+		return echo.NewHTTPError(http.StatusBadRequest, err.Error())
+	}
+	return nil
+}
+
 func main() {
 	con := fmt.Sprintf(
 		"postgresql://%v:%v@%v:%v/%v?sslmode=disable",
@@ -29,15 +44,16 @@ func main() {
 		os.Getenv("POSTGRES_PORT"),
 		os.Getenv("POSTGRES_DB"),
 	)
-	db, err := sql.Open("postgres", con)
+	db, err := sqlx.Open("postgres", con)
 	if err != nil {
 		log.Fatal(err)
 	}
 	h := Handler{
-		database: db,
+		feeds: vex.NewFeedService(db),
 	}
 
 	e := echo.New()
+	e.Validator = &Validator{validator: validator.New()}
 	e.Use(middleware.Logger())
 	e.GET("/entries", h.GetEntries)
 	h.RegisterFeedsRoutes(e)