forked from golang/hotime
129 lines
4.8 KiB
Go
129 lines
4.8 KiB
Go
// Copyright (C) MongoDB, Inc. 2017-present.
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may
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// not use this file except in compliance with the License. You may obtain
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// a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
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package options
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// UpdateOptions represents options that can be used to configure UpdateOne and UpdateMany operations.
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type UpdateOptions struct {
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// A set of filters specifying to which array elements an update should apply. This option is only valid for MongoDB
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// versions >= 3.6. For previous server versions, the driver will return an error if this option is used. The
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// default value is nil, which means the update will apply to all array elements.
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ArrayFilters *ArrayFilters
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// If true, writes executed as part of the operation will opt out of document-level validation on the server. This
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// option is valid for MongoDB versions >= 3.2 and is ignored for previous server versions. The default value is
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// false. See https://www.mongodb.com/docs/manual/core/schema-validation/ for more information about document
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// validation.
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BypassDocumentValidation *bool
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// Specifies a collation to use for string comparisons during the operation. This option is only valid for MongoDB
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// versions >= 3.4. For previous server versions, the driver will return an error if this option is used. The
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// default value is nil, which means the default collation of the collection will be used.
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Collation *Collation
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// A string or document that will be included in server logs, profiling logs, and currentOp queries to help trace
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// the operation. The default value is nil, which means that no comment will be included in the logs.
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Comment interface{}
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// The index to use for the operation. This should either be the index name as a string or the index specification
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// as a document. This option is only valid for MongoDB versions >= 4.2. Server versions >= 3.4 will return an error
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// if this option is specified. For server versions < 3.4, the driver will return a client-side error if this option
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// is specified. The driver will return an error if this option is specified during an unacknowledged write
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// operation. The driver will return an error if the hint parameter is a multi-key map. The default value is nil,
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// which means that no hint will be sent.
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Hint interface{}
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// If true, a new document will be inserted if the filter does not match any documents in the collection. The
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// default value is false.
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Upsert *bool
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// Specifies parameters for the update expression. This option is only valid for MongoDB versions >= 5.0. Older
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// servers will report an error for using this option. This must be a document mapping parameter names to values.
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// Values must be constant or closed expressions that do not reference document fields. Parameters can then be
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// accessed as variables in an aggregate expression context (e.g. "$$var").
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Let interface{}
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}
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// Update creates a new UpdateOptions instance.
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func Update() *UpdateOptions {
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return &UpdateOptions{}
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}
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// SetArrayFilters sets the value for the ArrayFilters field.
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func (uo *UpdateOptions) SetArrayFilters(af ArrayFilters) *UpdateOptions {
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uo.ArrayFilters = &af
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return uo
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}
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// SetBypassDocumentValidation sets the value for the BypassDocumentValidation field.
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func (uo *UpdateOptions) SetBypassDocumentValidation(b bool) *UpdateOptions {
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uo.BypassDocumentValidation = &b
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return uo
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}
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// SetCollation sets the value for the Collation field.
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func (uo *UpdateOptions) SetCollation(c *Collation) *UpdateOptions {
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uo.Collation = c
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return uo
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}
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// SetComment sets the value for the Comment field.
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func (uo *UpdateOptions) SetComment(comment interface{}) *UpdateOptions {
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uo.Comment = comment
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return uo
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}
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// SetHint sets the value for the Hint field.
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func (uo *UpdateOptions) SetHint(h interface{}) *UpdateOptions {
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uo.Hint = h
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return uo
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}
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// SetUpsert sets the value for the Upsert field.
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func (uo *UpdateOptions) SetUpsert(b bool) *UpdateOptions {
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uo.Upsert = &b
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return uo
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}
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// SetLet sets the value for the Let field.
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func (uo *UpdateOptions) SetLet(l interface{}) *UpdateOptions {
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uo.Let = l
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return uo
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}
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// MergeUpdateOptions combines the given UpdateOptions instances into a single UpdateOptions in a last-one-wins fashion.
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func MergeUpdateOptions(opts ...*UpdateOptions) *UpdateOptions {
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uOpts := Update()
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for _, uo := range opts {
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if uo == nil {
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continue
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}
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if uo.ArrayFilters != nil {
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uOpts.ArrayFilters = uo.ArrayFilters
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}
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if uo.BypassDocumentValidation != nil {
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uOpts.BypassDocumentValidation = uo.BypassDocumentValidation
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}
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if uo.Collation != nil {
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uOpts.Collation = uo.Collation
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}
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if uo.Comment != nil {
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uOpts.Comment = uo.Comment
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}
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if uo.Hint != nil {
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uOpts.Hint = uo.Hint
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}
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if uo.Upsert != nil {
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uOpts.Upsert = uo.Upsert
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}
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if uo.Let != nil {
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uOpts.Let = uo.Let
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}
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}
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return uOpts
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}
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