package controlapi

import "encoding/json"

// MarshalJSON preserves the OpenAPI-required nullable projection keys. The
// generator represents JSON null as nil pointers but marks read-only pointers
// omitempty, so the default encoder would otherwise violate the v1 wire shape.
func (value ProjectionVersions) MarshalJSON() ([]byte, error) {
	type projectionWire struct {
		QuotaSourceVersion      *int64 `json:"quota_source_version"`
		AreaPolicySourceVersion *int64 `json:"area_policy_source_version"`
		SyncedAt                any    `json:"synced_at"`
	}
	return json.Marshal(projectionWire{
		QuotaSourceVersion:      value.QuotaSourceVersion,
		AreaPolicySourceVersion: value.AreaPolicySourceVersion,
		SyncedAt:                value.SyncedAt,
	})
}