everybody loves a refactor

internal/handlers/isunique.go

@@ -2,10 +2,12 @@ package handlers
 
 import (
 	"context"
+	"fmt"
 	"net/http"
 
 	"git.haelnorr.com/h/golib/hws"
 	"git.haelnorr.com/h/oslstats/internal/db"
+	"git.haelnorr.com/h/oslstats/internal/respond"
 	"git.haelnorr.com/h/oslstats/internal/validation"
 	"github.com/pkg/errors"
 	"github.com/uptrace/bun"
@@ -22,12 +24,12 @@ func IsUnique(
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
 		getter, err := validation.ParseForm(r)
 		if err != nil {
-			w.WriteHeader(http.StatusBadRequest)
+			respond.BadRequest(w, err)
 			return
 		}
 		value := getter.String(field).TrimSpace().Required().Value
 		if !getter.Validate() {
-			w.WriteHeader(http.StatusBadRequest)
+			respond.BadRequest(w, err)
 			return
 		}
 		unique := false
@@ -41,9 +43,10 @@ func IsUnique(
 			return
 		}
 		if unique {
-			w.WriteHeader(http.StatusOK)
+			respond.OK(w)
 		} else {
-			w.WriteHeader(http.StatusConflict)
+			err := fmt.Errorf("'%s' is not unique for field '%s'", value, field)
+			respond.Conflict(w, err)
 		}
 	})
 }