query-opt.go

// Copyright 2018 The Operator-SDK Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package sdk

import (
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)

// GetOp wraps all the options for Get().
type GetOp struct {
	metaGetOptions *metav1.GetOptions
}

func NewGetOp() *GetOp {
	op := &GetOp{}
	op.setDefaults()
	return op
}

func (op *GetOp) applyOpts(opts []GetOption) {
	for _, opt := range opts {
		opt(op)
	}
}

func (op *GetOp) setDefaults() {
	if op.metaGetOptions == nil {
		op.metaGetOptions = &metav1.GetOptions{}
	}
}

// GetOption configures GetOp.
type GetOption func(*GetOp)

// WithGetOptions sets the metav1.GetOptions for the Get() operation.
func WithGetOptions(metaGetOptions *metav1.GetOptions) GetOption {
	return func(op *GetOp) {
		op.metaGetOptions = metaGetOptions
	}
}

// ListOp wraps all the options for List.
type ListOp struct {
	metaListOptions *metav1.ListOptions
}

func NewListOp() *ListOp {
	op := &ListOp{}
	op.setDefaults()
	return op
}

// ListOption configures ListOp.
type ListOption func(*ListOp)

func (op *ListOp) applyOpts(opts []ListOption) {
	for _, opt := range opts {
		opt(op)
	}
}

func (op *ListOp) setDefaults() {
	if op.metaListOptions == nil {
		op.metaListOptions = &metav1.ListOptions{}
	}
}

// WithListOptions sets the metav1.ListOptions for
// the List() operation.
func WithListOptions(metaListOptions *metav1.ListOptions) ListOption {
	return func(op *ListOp) {
		op.metaListOptions = metaListOptions
	}
}