threshold/internal/host/static/options.go

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: BUSL-1.1

package static

import "github.com/hashicorp/boundary/internal/pagination"

// getOpts - iterate the inbound Options and return a struct
func getOpts(opt ...Option) options {
	opts := getDefaultOptions()
	for _, o := range opt {
		o(&opts)
	}
	return opts
}

// Option - how Options are passed as arguments.
type Option func(*options)

// options = how options are represented
type options struct {
	withName               string
	withDescription        string
	withLimit              int
	withAddress            string
	withPublicId           string
	withStartPageAfterItem pagination.Item
}

func getDefaultOptions() options {
	return options{
		withDescription: "",
		withName:        "",
		withAddress:     "",
	}
}

// WithDescription provides an optional description.
func WithDescription(desc string) Option {
	return func(o *options) {
		o.withDescription = desc
	}
}

// WithName provides an optional name.
func WithName(name string) Option {
	return func(o *options) {
		o.withName = name
	}
}

// WithLimit provides an option to provide a limit. Intentionally allowing
// negative integers. If WithLimit < 0, then unlimited results are
// returned. If WithLimit == 0, then default limits are used for results.
func WithLimit(l int) Option {
	return func(o *options) {
		o.withLimit = l
	}
}

// WithAddress provides an optional address.
func WithAddress(address string) Option {
	return func(o *options) {
		o.withAddress = address
	}
}

// WithPublicId provides an optional public id
func WithPublicId(id string) Option {
	return func(o *options) {
		o.withPublicId = id
	}
}

// WithStartPageAfterItem is used to paginate over the results.
// The next page will start after the provided item.
func WithStartPageAfterItem(item pagination.Item) Option {
	return func(o *options) {
		o.withStartPageAfterItem = item
	}
}