Make admin menu links dynamic.

ent/admin/handler.go

@@ -132,10 +132,11 @@ func (h *Handler) PasswordTokenDelete(ctx echo.Context, id int) error {
 }
 
 func (h *Handler) PasswordTokenList(ctx echo.Context) (*EntityList, error) {
+	page, offset := h.getPageAndOffset(ctx)
 	res, err := h.client.PasswordToken.
 		Query().
 		Limit(h.Config.ItemsPerPage + 1).
-		Offset(h.getOffset(ctx)).
+		Offset(offset).
 		Order(passwordtoken.ByID(sql.OrderDesc())).
 		All(ctx.Request().Context())
 
@@ -149,6 +150,7 @@ func (h *Handler) PasswordTokenList(ctx echo.Context) (*EntityList, error) {
 			"Created at",
 		},
 		Entities:    make([]EntityValues, 0, len(res)),
+		Page:        page,
 		HasNextPage: len(res) > h.Config.ItemsPerPage,
 	}
 
@@ -225,10 +227,11 @@ func (h *Handler) UserDelete(ctx echo.Context, id int) error {
 }
 
 func (h *Handler) UserList(ctx echo.Context) (*EntityList, error) {
+	page, offset := h.getPageAndOffset(ctx)
 	res, err := h.client.User.
 		Query().
 		Limit(h.Config.ItemsPerPage + 1).
-		Offset(h.getOffset(ctx)).
+		Offset(offset).
 		Order(user.ByID(sql.OrderDesc())).
 		All(ctx.Request().Context())
 
@@ -244,6 +247,7 @@ func (h *Handler) UserList(ctx echo.Context) (*EntityList, error) {
 			"Created at",
 		},
 		Entities:    make([]EntityValues, 0, len(res)),
+		Page:        page,
 		HasNextPage: len(res) > h.Config.ItemsPerPage,
 	}
 
@@ -275,13 +279,13 @@ func (h *Handler) UserGet(ctx echo.Context, id int) (url.Values, error) {
 	return v, err
 }
 
-func (h *Handler) getOffset(ctx echo.Context) int {
+func (h *Handler) getPageAndOffset(ctx echo.Context) (int, int) {
 	if page, err := strconv.Atoi(ctx.QueryParam(h.Config.PageQueryKey)); err == nil {
 		if page > 1 {
-			return (page - 1) * h.Config.ItemsPerPage
+			return page, (page - 1) * h.Config.ItemsPerPage
 		}
 	}
-	return 0
+	return 1, 0
 }
 
 func (h *Handler) bind(ctx echo.Context, entity any) error {

ent/admin/templates/handler.tmpl

@@ -156,10 +156,11 @@
         }
 
         func (h *Handler) {{ $n.Name }}List(ctx echo.Context) (*EntityList, error) {
+            page, offset := h.getPageAndOffset(ctx)
             res, err := h.client.{{ $n.Name }}.
                 Query().
                 Limit(h.Config.ItemsPerPage+1).
-                Offset(h.getOffset(ctx)).
+                Offset(offset).
                 Order({{ $n.Package }}.ByID(sql.OrderDesc())).
                 All(ctx.Request().Context())
 
@@ -176,6 +177,7 @@
                     {{- end }}
                 },
                 Entities: make([]EntityValues, 0, len(res)),
+                Page: page,
                 HasNextPage: len(res) > h.Config.ItemsPerPage,
             }
 
@@ -223,13 +225,13 @@
         }
     {{ end }}
 
-    func (h *Handler) getOffset(ctx echo.Context) int {
+    func (h *Handler) getPageAndOffset(ctx echo.Context) (int, int) {
         if page, err := strconv.Atoi(ctx.QueryParam(h.Config.PageQueryKey)); err == nil {
             if page > 1 {
-                return (page-1) * h.Config.ItemsPerPage
+                return page, (page-1) * h.Config.ItemsPerPage
             }
         }
-        return 0
+        return 1, 0
     }
 
     func (h *Handler) bind(ctx echo.Context, entity any) error {

ent/admin/templates/types.tmpl

@@ -5,7 +5,7 @@
     // Code generated by ent, DO NOT EDIT.
     package admin
 
-    {{ range $n := $.Nodes }}
+    {{- range $n := $.Nodes }}
         type {{ $n.Name }} struct {
             {{- range $f := $n.Fields }}
                 {{ fieldName $f.Name }} {{ if (fieldIsPointer $f) }}*{{ end }}{{ $f.Type }} `form:"{{ $f.Name }}"`
@@ -16,6 +16,7 @@
     type EntityList struct {
         Columns []string
         Entities []EntityValues
+        Page int
         HasNextPage bool
     }
 
@@ -30,4 +31,12 @@
     	TimeFormat string
     }
 
+    func GetEntityTypeNames() []string {
+        return []string{
+            {{- range $n := $.Nodes }}
+                "{{ $n.Name }}",
+            {{- end }}
+        }
+    }
+
 {{ end }}

ent/admin/types.go

@@ -20,6 +20,7 @@ type User struct {
 type EntityList struct {
 	Columns     []string
 	Entities    []EntityValues
+	Page        int
 	HasNextPage bool
 }
 
@@ -33,3 +34,10 @@ type HandlerConfig struct {
 	PageQueryKey string
 	TimeFormat   string
 }
+
+func GetEntityTypeNames() []string {
+	return []string{
+		"PasswordToken",
+		"User",
+	}
+}