Error text

internal/common/pagination.go

@@ -1,5 +1,11 @@
 package common
 
+import "errors"
+
+var (
+	ErrPageOutOfRange = errors.New("requested page out of range")
+)
+
 type Pagination struct {
 	Page    *int `json:"page"`
 	PerPage *int `json:"perPage"`

pkg/calls/callstore/store.go

@@ -115,7 +115,7 @@ func (s *store) Calls(ctx context.Context, p CallsParams) (rows []database.ListC
 		}
 
 		if offset > int32(count) {
-			return fmt.Errorf("requested page out of range")
+			return common.ErrPageOutOfRange
 		}
 
 		rows, err = db.ListCallsP(ctx, par)

pkg/incidents/incstore/store.go

@@ -133,6 +133,10 @@ func (s *store) Incidents(ctx context.Context, p IncidentsParams) (rows []databa
 			return err
 		}
 
+		if offset > int32(count) {
+			return common.ErrPageOutOfRange
+		}
+
 		rows, err = db.ListIncidentsP(ctx, dbParam)
 		return err
 	}, pgx.TxOptions{})

pkg/rest/api.go

@@ -5,6 +5,7 @@ import (
 	"net/http"
 	"net/url"
 
+	"dynatron.me/x/stillbox/internal/common"
 	"dynatron.me/x/stillbox/pkg/talkgroups/tgstore"
 
 	"github.com/go-chi/chi/v5"
@@ -128,6 +129,7 @@ var statusMapping = map[error]errResponder{
 	tgstore.ErrReference:      constraintErrText,
 	ErrBadUID:                 unauthErrText,
 	ErrBadAppName:             unauthErrText,
+	common.ErrPageOutOfRange:  badRequestErrText,
 }
 
 func autoError(err error) render.Renderer {