// Copyright (C) MongoDB, Inc. 2017-present.
//
// 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

package mtest

// SetupOptions is the type used to configure mtest setup
type SetupOptions struct {
	// Specifies the URI to connect to. Defaults to URI based on the environment variables MONGODB_URI,
	// MONGO_GO_DRIVER_CA_FILE, and MONGO_GO_DRIVER_COMPRESSOR
	URI *string
}

// NewSetupOptions creates an empty SetupOptions struct
func NewSetupOptions() *SetupOptions {
	return &SetupOptions{}
}

// SetURI sets the uri to connect to
func (so *SetupOptions) SetURI(uri string) *SetupOptions {
	so.URI = &uri
	return so
}

// MergeSetupOptions combines the given *SetupOptions into a single *Options in a last one wins fashion.
//
// Deprecated: Merging options structs will not be supported in Go Driver 2.0. Users should create a
// single options struct instead.
func MergeSetupOptions(opts ...*SetupOptions) *SetupOptions {
	op := NewSetupOptions()
	for _, opt := range opts {
		if opt == nil {
			continue
		}
		if opt.URI != nil {
			op.URI = opt.URI
		}
	}
	return op
}