Use dedicated type for each order field

Signed-off-by: gearnode <bryan@frimin.fr>

pkg/coredata/control.go

@@ -55,10 +55,15 @@ type (
 	}
 )
 
-func (c Control) CursorKey(orderBy page.OrderField) page.CursorKey {
+func (c Control) CursorKey(orderBy ControlOrderField) page.CursorKey {
+	switch orderBy {
+	case ControlOrderFieldCreatedAt:
 		return page.NewCursorKey(c.ID, c.CreatedAt)
 	}
 
+	panic(fmt.Sprintf("unsupported order by: %s", orderBy))
+}
+
 func (c *Control) LoadByID(
 	ctx context.Context,
 	conn pg.Conn,
@@ -170,7 +175,7 @@ func (c *Controls) LoadByFrameworkID(
 	conn pg.Conn,
 	scope Scoper,
 	frameworkID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[ControlOrderField],
 ) error {
 	q := `
 SELECT

pkg/coredata/control_order_field.go

@@ -0,0 +1,40 @@
+// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package coredata
+
+type (
+	ControlOrderField string
+)
+
+const (
+	ControlOrderFieldCreatedAt ControlOrderField = "CREATED_AT"
+)
+
+func (p ControlOrderField) Column() string {
+	return string(p)
+}
+
+func (p ControlOrderField) String() string {
+	return string(p)
+}
+
+func (p ControlOrderField) MarshalText() ([]byte, error) {
+	return []byte(p.String()), nil
+}
+
+func (p *ControlOrderField) UnmarshalText(text []byte) error {
+	*p = ControlOrderField(text)
+	return nil
+}

pkg/coredata/evidence.go

@@ -42,10 +42,15 @@ type (
 	Evidences []*Evidence
 )
 
-func (e Evidence) CursorKey(orderBy page.OrderField) page.CursorKey {
+func (e Evidence) CursorKey(orderBy EvidenceOrderField) page.CursorKey {
+	switch orderBy {
+	case EvidenceOrderFieldCreatedAt:
 		return page.NewCursorKey(e.ID, e.CreatedAt)
 	}
 
+	panic(fmt.Sprintf("unsupported order by: %s", orderBy))
+}
+
 func (e Evidence) Insert(
 	ctx context.Context,
 	conn pg.Conn,
@@ -145,7 +150,7 @@ func (e *Evidences) LoadByTaskID(
 	conn pg.Conn,
 	scope Scoper,
 	taskID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[EvidenceOrderField],
 ) error {
 	q := `
 SELECT

pkg/coredata/evidence_order_field.go

@@ -0,0 +1,40 @@
+// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package coredata
+
+type (
+	EvidenceOrderField string
+)
+
+const (
+	EvidenceOrderFieldCreatedAt EvidenceOrderField = "CREATED_AT"
+)
+
+func (p EvidenceOrderField) Column() string {
+	return string(p)
+}
+
+func (p EvidenceOrderField) String() string {
+	return string(p)
+}
+
+func (p EvidenceOrderField) MarshalText() ([]byte, error) {
+	return []byte(p.String()), nil
+}
+
+func (p *EvidenceOrderField) UnmarshalText(text []byte) error {
+	*p = EvidenceOrderField(text)
+	return nil
+}

pkg/coredata/framework.go

@@ -47,16 +47,21 @@ type (
 	}
 )
 
-func (f Framework) CursorKey(orderBy page.OrderField) page.CursorKey {
+func (f Framework) CursorKey(orderBy FrameworkOrderField) page.CursorKey {
+	switch orderBy {
+	case FrameworkOrderFieldCreatedAt:
 		return page.NewCursorKey(f.ID, f.CreatedAt)
 	}
 
+	panic(fmt.Sprintf("unsupported order by: %s", orderBy))
+}
+
 func (f *Frameworks) LoadByOrganizationID(
 	ctx context.Context,
 	conn pg.Conn,
 	scope Scoper,
 	organizationID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[FrameworkOrderField],
 ) error {
 	q := `
 SELECT

pkg/coredata/framework_order_field.go

@@ -0,0 +1,40 @@
+// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package coredata
+
+type (
+	FrameworkOrderField string
+)
+
+const (
+	FrameworkOrderFieldCreatedAt FrameworkOrderField = "CREATED_AT"
+)
+
+func (p FrameworkOrderField) Column() string {
+	return string(p)
+}
+
+func (p FrameworkOrderField) String() string {
+	return string(p)
+}
+
+func (p FrameworkOrderField) MarshalText() ([]byte, error) {
+	return []byte(p.String()), nil
+}
+
+func (p *FrameworkOrderField) UnmarshalText(text []byte) error {
+	*p = FrameworkOrderField(text)
+	return nil
+}

pkg/coredata/organization.go

@@ -39,10 +39,15 @@ type (
 	Organizations []*Organization
 )
 
-func (o Organization) CursorKey(orderBy page.OrderField) page.CursorKey {
+func (o Organization) CursorKey(orderBy OrganizationOrderField) page.CursorKey {
+	switch orderBy {
+	case OrganizationOrderFieldCreatedAt:
 		return page.NewCursorKey(o.ID, o.CreatedAt)
 	}
 
+	panic(fmt.Sprintf("unsupported order by: %s", orderBy))
+}
+
 func (o *Organization) LoadByID(
 	ctx context.Context,
 	conn pg.Conn,

pkg/coredata/organization_order_field.go

@@ -0,0 +1,40 @@
+// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package coredata
+
+type (
+	OrganizationOrderField string
+)
+
+const (
+	OrganizationOrderFieldCreatedAt OrganizationOrderField = "CREATED_AT"
+)
+
+func (p OrganizationOrderField) Column() string {
+	return string(p)
+}
+
+func (p OrganizationOrderField) String() string {
+	return string(p)
+}
+
+func (p OrganizationOrderField) MarshalText() ([]byte, error) {
+	return []byte(p.String()), nil
+}
+
+func (p *OrganizationOrderField) UnmarshalText(text []byte) error {
+	*p = OrganizationOrderField(text)
+	return nil
+}

pkg/coredata/people.go

@@ -50,8 +50,15 @@ type (
 	}
 )
 
-func (p People) CursorKey(orderBy page.OrderField) page.CursorKey {
+func (p People) CursorKey(orderBy PeopleOrderField) page.CursorKey {
+	switch orderBy {
+	case PeopleOrderFieldCreatedAt:
 		return page.NewCursorKey(p.ID, p.CreatedAt)
+	case PeopleOrderFieldFullName:
+		return page.NewCursorKey(p.ID, p.FullName)
+	}
+
+	panic(fmt.Sprintf("unsupported order by: %s", orderBy))
 }
 
 func (p *People) LoadByID(
@@ -171,8 +178,9 @@ func (p *Peoples) LoadByOrganizationID(
 	conn pg.Conn,
 	scope Scoper,
 	organizationID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[PeopleOrderField],
 ) error {
+	// Base query
 	q := `
 SELECT
     id,

pkg/coredata/people_order_field.go

@@ -0,0 +1,41 @@
+// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package coredata
+
+type (
+	PeopleOrderField string
+)
+
+const (
+	PeopleOrderFieldCreatedAt PeopleOrderField = "CREATED_AT"
+	PeopleOrderFieldFullName  PeopleOrderField = "FULL_NAME"
+)
+
+func (p PeopleOrderField) Column() string {
+	return string(p)
+}
+
+func (p PeopleOrderField) String() string {
+	return string(p)
+}
+
+func (p PeopleOrderField) MarshalText() ([]byte, error) {
+	return []byte(p.String()), nil
+}
+
+func (p *PeopleOrderField) UnmarshalText(text []byte) error {
+	*p = PeopleOrderField(text)
+	return nil
+}

pkg/coredata/policy.go

@@ -38,8 +38,15 @@ type (
 	}
 )
 
-func (p Policy) CursorKey(orderBy page.OrderField) page.CursorKey {
+func (p Policy) CursorKey(orderBy PolicyOrderField) page.CursorKey {
+	switch orderBy {
+	case PolicyOrderFieldCreatedAt:
 		return page.NewCursorKey(p.ID, p.CreatedAt)
+	case PolicyOrderFieldName:
+		return page.NewCursorKey(p.ID, p.Name)
+	}
+
+	panic(fmt.Sprintf("unsupported order by: %s", orderBy))
 }
 
 func (p *Policy) LoadByID(
@@ -93,7 +100,7 @@ func (p *Policies) LoadByOrganizationID(
 	conn pg.Conn,
 	scope Scoper,
 	organizationID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[PolicyOrderField],
 ) error {
 	q := `
 SELECT

pkg/coredata/policy_order_field.go

@@ -0,0 +1,41 @@
+// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package coredata
+
+type (
+	PolicyOrderField string
+)
+
+const (
+	PolicyOrderFieldCreatedAt PolicyOrderField = "CREATED_AT"
+	PolicyOrderFieldName      PolicyOrderField = "NAME"
+)
+
+func (p PolicyOrderField) Column() string {
+	return string(p)
+}
+
+func (p PolicyOrderField) String() string {
+	return string(p)
+}
+
+func (p PolicyOrderField) MarshalText() ([]byte, error) {
+	return []byte(p.String()), nil
+}
+
+func (p *PolicyOrderField) UnmarshalText(text []byte) error {
+	*p = PolicyOrderField(text)
+	return nil
+}

pkg/coredata/session.go

@@ -38,10 +38,15 @@ type (
 	SessionData struct{}
 )
 
-func (s Session) CursorKey(orderBy page.OrderField) page.CursorKey {
+func (s Session) CursorKey(orderBy SessionOrderField) page.CursorKey {
+	switch orderBy {
+	case SessionOrderFieldCreatedAt:
 		return page.NewCursorKey(s.ID, s.CreatedAt)
 	}
 
+	panic(fmt.Sprintf("unsupported order by: %s", orderBy))
+}
+
 func (s *Session) LoadByID(
 	ctx context.Context,
 	conn pg.Conn,

pkg/coredata/session_order_field.go

@@ -0,0 +1,40 @@
+// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package coredata
+
+type (
+	SessionOrderField string
+)
+
+const (
+	SessionOrderFieldCreatedAt SessionOrderField = "CREATED_AT"
+)
+
+func (p SessionOrderField) Column() string {
+	return string(p)
+}
+
+func (p SessionOrderField) String() string {
+	return string(p)
+}
+
+func (p SessionOrderField) MarshalText() ([]byte, error) {
+	return []byte(p.String()), nil
+}
+
+func (p *SessionOrderField) UnmarshalText(text []byte) error {
+	*p = SessionOrderField(text)
+	return nil
+}

pkg/coredata/task.go

@@ -53,10 +53,15 @@ type (
 	}
 )
 
-func (t Task) CursorKey(orderBy page.OrderField) page.CursorKey {
+func (t Task) CursorKey(orderBy TaskOrderField) page.CursorKey {
+	switch orderBy {
+	case TaskOrderFieldCreatedAt:
 		return page.NewCursorKey(t.ID, t.CreatedAt)
 	}
 
+	panic(fmt.Sprintf("unsupported order by: %s", orderBy))
+}
+
 func (t *Task) LoadByID(
 	ctx context.Context,
 	conn pg.Conn,
@@ -163,7 +168,7 @@ func (t *Tasks) LoadByControlID(
 	conn pg.Conn,
 	scope Scoper,
 	controlID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[TaskOrderField],
 ) error {
 	q := `
 SELECT

pkg/coredata/task_order_field.go

@@ -0,0 +1,40 @@
+// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package coredata
+
+type (
+	TaskOrderField string
+)
+
+const (
+	TaskOrderFieldCreatedAt TaskOrderField = "CREATED_AT"
+)
+
+func (p TaskOrderField) Column() string {
+	return string(p)
+}
+
+func (p TaskOrderField) String() string {
+	return string(p)
+}
+
+func (p TaskOrderField) MarshalText() ([]byte, error) {
+	return []byte(p.String()), nil
+}
+
+func (p *TaskOrderField) UnmarshalText(text []byte) error {
+	*p = TaskOrderField(text)
+	return nil
+}

pkg/coredata/user.go

@@ -59,15 +59,20 @@ func (e ErrUserAlreadyExists) Error() string {
 	return e.message
 }
 
-func (u User) CursorKey(orderBy page.OrderField) page.CursorKey {
+func (u User) CursorKey(orderBy UserOrderField) page.CursorKey {
+	switch orderBy {
+	case UserOrderFieldCreatedAt:
 		return page.NewCursorKey(u.ID, u.CreatedAt)
 	}
 
+	panic(fmt.Sprintf("unsupported order by: %s", orderBy))
+}
+
 func (u *Users) LoadByOrganizationID(
 	ctx context.Context,
 	conn pg.Conn,
 	organizationID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[UserOrderField],
 ) error {
 	q := `
 SELECT

pkg/coredata/user_order_field.go

@@ -0,0 +1,40 @@
+// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package coredata
+
+type (
+	UserOrderField string
+)
+
+const (
+	UserOrderFieldCreatedAt UserOrderField = "CREATED_AT"
+)
+
+func (p UserOrderField) Column() string {
+	return string(p)
+}
+
+func (p UserOrderField) String() string {
+	return string(p)
+}
+
+func (p UserOrderField) MarshalText() ([]byte, error) {
+	return []byte(p.String()), nil
+}
+
+func (p *UserOrderField) UnmarshalText(text []byte) error {
+	*p = UserOrderField(text)
+	return nil
+}

pkg/coredata/vendor.go

@@ -63,17 +63,15 @@ type (
 	}
 )
 
-func (v Vendor) CursorKey(orderBy page.OrderField) page.CursorKey {
+func (v Vendor) CursorKey(orderBy VendorOrderField) page.CursorKey {
 	switch orderBy {
-	case page.OrderFieldCreatedAt:
+	case VendorOrderFieldCreatedAt:
 		return page.NewCursorKey(v.ID, v.CreatedAt)
-	case page.OrderFieldUpdatedAt:
+	case VendorOrderFieldName:
-		return page.NewCursorKey(v.ID, v.UpdatedAt)
-	case page.OrderFieldName:
 		return page.NewCursorKey(v.ID, v.Name)
 	}
 
-	panic(fmt.Sprintf("unknown order by: %s", orderBy))
+	panic(fmt.Sprintf("unsupported order by: %s", orderBy))
 }
 
 func (v *Vendor) LoadByID(
@@ -213,7 +211,7 @@ func (v *Vendors) LoadByOrganizationID(
 	conn pg.Conn,
 	scope Scoper,
 	organizationID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[VendorOrderField],
 ) error {
 	q := `
 SELECT

pkg/coredata/vendor_order_field.go

@@ -0,0 +1,41 @@
+// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package coredata
+
+type (
+	VendorOrderField string
+)
+
+const (
+	VendorOrderFieldCreatedAt VendorOrderField = "CREATED_AT"
+	VendorOrderFieldName      VendorOrderField = "NAME"
+)
+
+func (p VendorOrderField) Column() string {
+	return string(p)
+}
+
+func (p VendorOrderField) String() string {
+	return string(p)
+}
+
+func (p VendorOrderField) MarshalText() ([]byte, error) {
+	return []byte(p.String()), nil
+}
+
+func (p *VendorOrderField) UnmarshalText(text []byte) error {
+	*p = VendorOrderField(text)
+	return nil
+}

pkg/page/cursor.go

@@ -19,17 +19,17 @@ import (
 )
 
 type (
-	Cursor struct {
+	Cursor[T OrderField] struct {
 		Size     int
 		Position Position
 		Key      *CursorKey
-		OrderBy  OrderBy
+		OrderBy  OrderBy[T]
 	}
 
 	Position string
 
-	OrderBy struct {
+	OrderBy[T OrderField] struct {
-		Field     OrderField
+		Field     T
 		Direction OrderDirection
 	}
 )
@@ -41,27 +41,20 @@ const (
 	Head Position = "HEAD"
 )
 
-func NewCursor(size int, from *CursorKey, pos Position, orderBy *OrderBy) *Cursor {
+func NewCursor[T OrderField](size int, from *CursorKey, pos Position, orderBy OrderBy[T]) *Cursor[T] {
 	if size == 0 {
 		size = DefaultCursorSize
 	}
 
-	if orderBy == nil {
+	return &Cursor[T]{
-		orderBy = &OrderBy{
-			Field:     OrderFieldCreatedAt,
-			Direction: OrderDirectionDesc,
-		}
-	}
-
-	return &Cursor{
 		Size:     size,
 		Key:      from,
 		Position: pos,
-		OrderBy:  *orderBy,
+		OrderBy:  orderBy,
 	}
 }
 
-func (c *Cursor) SQLFragment() string {
+func (c *Cursor[T]) SQLFragment() string {
 	fieldName := c.OrderBy.Field.Column()
 
 	var orderDirection string
@@ -88,7 +81,7 @@ func (c *Cursor) SQLFragment() string {
 	return whereClause + " ORDER BY " + orderByClause + " LIMIT @cursor_limit"
 }
 
-func (c *Cursor) SQLArguments() pgx.NamedArgs {
+func (c *Cursor[T]) SQLArguments() pgx.NamedArgs {
 	var size = c.Size
 	if c.Key == nil {
 		size += 1

pkg/page/order_field.go

@@ -21,51 +21,6 @@ import (
 type (
 	OrderField interface {
 		Column() string
+		fmt.Stringer
 	}
-
-	GenericOrderField string
 )
-
-const (
-	OrderFieldCreatedAt GenericOrderField = "CREATED_AT"
-	OrderFieldUpdatedAt GenericOrderField = "UPDATED_AT"
-	OrderFieldName      GenericOrderField = "NAME"
-)
-
-func (of GenericOrderField) String() string {
-	return string(of)
-}
-
-func (of GenericOrderField) Column() string {
-	switch of {
-	case OrderFieldCreatedAt:
-		return "created_at"
-	case OrderFieldUpdatedAt:
-		return "updated_at"
-	case OrderFieldName:
-		return "name"
-	default:
-		return ""
-	}
-}
-
-func (of GenericOrderField) MarshalText() ([]byte, error) {
-	return []byte(of.String()), nil
-}
-
-func (of *GenericOrderField) UnmarshalText(data []byte) error {
-	val := string(data)
-
-	switch val {
-	case OrderFieldCreatedAt.String():
-		*of = OrderFieldCreatedAt
-	case OrderFieldUpdatedAt.String():
-		*of = OrderFieldUpdatedAt
-	case OrderFieldName.String():
-		*of = OrderFieldName
-	default:
-		return fmt.Errorf("invalid GenericOrderField value: %q", val)
-	}
-
-	return nil
-}

pkg/page/page.go

@@ -15,8 +15,8 @@
 package page
 
 type (
-	Paginable interface {
+	Paginable[T OrderField] interface {
-		CursorKey(orderBy OrderField) CursorKey
+		CursorKey(orderBy T) CursorKey
 	}
 
 	PageInfo struct {
@@ -24,14 +24,14 @@ type (
 		HasPrev bool
 	}
 
-	Page[T Paginable] struct {
+	Page[T Paginable[U], U OrderField] struct {
 		Info   *PageInfo
-		Cursor *Cursor
+		Cursor *Cursor[U]
 		Data   []T
 	}
 )
 
-func (p *Page[T]) First() T {
+func (p *Page[T, U]) First() T {
 	if len(p.Data) == 0 {
 		var zero T
 		return zero
@@ -40,7 +40,7 @@ func (p *Page[T]) First() T {
 	return p.Data[0]
 }
 
-func (p *Page[T]) Last() T {
+func (p *Page[T, U]) Last() T {
 	if len(p.Data) == 0 {
 		var zero T
 		return zero
@@ -49,11 +49,11 @@ func (p *Page[T]) Last() T {
 	return p.Data[len(p.Data)-1]
 }
 
-func NewPage[T Paginable](data []T, c *Cursor) *Page[T] {
+func NewPage[T Paginable[U], U OrderField](data []T, c *Cursor[U]) *Page[T, U] {
 	pi := &PageInfo{}
 
 	if len(data) == 0 {
-		return &Page[T]{
+		return &Page[T, U]{
 			Info: pi,
 			Data: data,
 		}
@@ -109,7 +109,7 @@ func NewPage[T Paginable](data []T, c *Cursor) *Page[T] {
 		}
 	}
 
-	return &Page[T]{
+	return &Page[T, U]{
 		Info:   pi,
 		Cursor: c,
 		Data:   edges,

pkg/probo/control_service.go

@@ -100,8 +100,8 @@ func (s ControlService) Update(
 func (s ControlService) ListForFrameworkID(
 	ctx context.Context,
 	frameworkID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[coredata.ControlOrderField],
-) (*page.Page[*coredata.Control], error) {
+) (*page.Page[*coredata.Control, coredata.ControlOrderField], error) {
 	var controls coredata.Controls
 
 	err := s.svc.pg.WithConn(

pkg/probo/evidence_service.go

@@ -171,8 +171,8 @@ func (s EvidenceService) GenerateFileURL(
 func (s EvidenceService) ListForTaskID(
 	ctx context.Context,
 	taskID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[coredata.EvidenceOrderField],
-) (*page.Page[*coredata.Evidence], error) {
+) (*page.Page[*coredata.Evidence, coredata.EvidenceOrderField], error) {
 	var evidences coredata.Evidences
 
 	err := s.svc.pg.WithConn(

pkg/probo/framework_service.go

@@ -106,8 +106,8 @@ func (s FrameworkService) Create(
 func (s FrameworkService) ListForOrganizationID(
 	ctx context.Context,
 	organizationID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[coredata.FrameworkOrderField],
-) (*page.Page[*coredata.Framework], error) {
+) (*page.Page[*coredata.Framework, coredata.FrameworkOrderField], error) {
 	var frameworks coredata.Frameworks
 
 	err := s.svc.pg.WithConn(

pkg/probo/people_service.go

@@ -71,8 +71,8 @@ func (s PeopleService) Get(
 func (s PeopleService) ListForOrganizationID(
 	ctx context.Context,
 	organizationID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[coredata.PeopleOrderField],
-) (*page.Page[*coredata.People], error) {
+) (*page.Page[*coredata.People, coredata.PeopleOrderField], error) {
 	var peoples coredata.Peoples
 
 	err := s.svc.pg.WithConn(

pkg/probo/policy_service.go

@@ -145,8 +145,8 @@ func (s *PolicyService) Delete(
 func (s *PolicyService) ListByOrganizationID(
 	ctx context.Context,
 	organizationID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[coredata.PolicyOrderField],
-) (*page.Page[*coredata.Policy], error) {
+) (*page.Page[*coredata.Policy, coredata.PolicyOrderField], error) {
 	var policies coredata.Policies
 
 	err := s.svc.pg.WithConn(

pkg/probo/task_service.go

@@ -185,8 +185,8 @@ func (s TaskService) Update(
 func (s TaskService) ListForControlID(
 	ctx context.Context,
 	controlID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[coredata.TaskOrderField],
-) (*page.Page[*coredata.Task], error) {
+) (*page.Page[*coredata.Task, coredata.TaskOrderField], error) {
 	var tasks coredata.Tasks
 
 	err := s.svc.pg.WithConn(

pkg/probo/vendor_service.go

@@ -61,8 +61,8 @@ type (
 func (s VendorService) ListForOrganizationID(
 	ctx context.Context,
 	organizationID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[coredata.VendorOrderField],
-) (*page.Page[*coredata.Vendor], error) {
+) (*page.Page[*coredata.Vendor, coredata.VendorOrderField], error) {
 	var vendors coredata.Vendors
 
 	err := s.svc.pg.WithConn(

pkg/usrmgr/usrmgr.go

@@ -511,8 +511,8 @@ func (s Service) ConfirmEmail(ctx context.Context, tokenString string) error {
 func (s Service) ListUsersForTenant(
 	ctx context.Context,
 	organizationID gid.GID,
-	cursor *page.Cursor,
+	cursor *page.Cursor[coredata.UserOrderField],
-) (*page.Page[*coredata.User], error) {
+) (*page.Page[*coredata.User, coredata.UserOrderField], error) {
 	users := coredata.Users{}
 
 	err := s.pg.WithConn(