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The client-side Actor document which extends the common BaseActor model.

ClientDocumentMixin

let actor = await Actor.implementation.create({
name: "New Test Actor",
type: "character",
img: "artwork/character-profile.jpg"
});
let actor = game.actors.get(actorId);

Hierarchy (View Summary)

Index

Constructors

Properties

Accessors

Methods

Constructors

Properties

_source: ActorData

The source data object for this DataModel instance. Once constructed, the source object is sealed such that no keys may be added nor removed.

overrides: object = ...

An object that tracks which tracks the changes to the data model which were applied by active effects

parent: DataModel<object, DataModelConstructionContext> | null

An immutable reverse-reference to a parent DataModel to which this model belongs.

statuses: Set<string> = ...

The statuses that are applied to this actor by active effects

tokenActiveEffectChanges: Record<string, ActiveEffectChangeData[]> = ...

ActiveEffect changes to be applied to Tokens instead of Actors, with each key being a phase

The defined and cached Data Schema for all instances of this DataModel.

DEFAULT_ICON: string = CONST.DEFAULT_TOKEN

The default icon used for newly created Actor documents.

LOCALIZATION_PREFIXES: string[] = ...
metadata: object = ...

Default metadata which applies to each instance of this Document type.

Accessors

  • get compendium(): any

    A reference to the Compendium Collection containing this Document, if any, and otherwise null.

    Returns any

  • get id(): string | null

    The canonical identifier for this Document.

    Returns string | null

  • get inCombat(): boolean

    Whether the Actor has at least one Combatant in the active Combat that represents it.

    Returns boolean

  • get inCompendium(): boolean

    Is this document in a compendium?

    Returns boolean

  • get invalid(): boolean

    Is the current state of this DataModel invalid? The model is invalid if there is any unresolved failure.

    Returns boolean

  • get isEmbedded(): boolean

    Is this document embedded within a parent document?

    Returns boolean

  • get isToken(): boolean

    Test whether an Actor document is a synthetic representation of a Token (if true) or a full Document (if false)

    Returns boolean

  • get thumbnail(): string

    Provide a thumbnail image path used to represent this document.

    Returns string

  • get token(): TokenDocument | null

    Return a reference to the TokenDocument which owns this Actor as a synthetic override

    Returns TokenDocument | null

  • get uuid(): string | null

    A Universally Unique Identifier (uuid) for this Document instance.

    Returns string | null

  • get baseDocument(): typeof Document

    The base document definition that this document class extends from.

    Returns typeof Document

  • get collectionName(): string

    The named collection to which this Document belongs.

    Returns string

  • get documentName(): string

    The canonical name of this Document type, for example "Actor".

    Returns string

  • get hasTypeData(): boolean

    Does this Document support additional subtypes?

    Returns boolean

  • get hierarchy(): Readonly<Record<string, any>>

    The Embedded Document hierarchy for this Document.

    Returns Readonly<Record<string, any>>

  • get implementation(): typeof Document

    Return a reference to the configured subclass of this base Document type.

    Returns typeof Document

  • get TYPES(): string[]

    The allowed types which may exist for this Document class.

    Returns string[]

Methods

  • Parameters

    • options: {} = {}

    Returns void

  • Internal

    Identify the collection in a parent Document that this Document belongs to, if any.

    Parameters

    • OptionalparentCollection: string | null

      An explicitly provided parent collection name.

    Returns string | null

  • Initialize the instance by copying data from the source object to instance attributes. This mirrors the workflow of SchemaField#initialize but with some added functionality.

    Parameters

    • options: any

      Options provided to the model constructor

    Returns void

  • Initialize the source data for a new DataModel instance. One-time migrations and initial cleaning operations are applied to the source data.

    Parameters

    • source: any

      The candidate source data from which the model will be constructed

    • options: {} = {}

      Options provided to the model constructor

    Returns object

    Migrated and cleaned source data which will be stored to the model instance, which is the same object as the data argument

  • Post-process a creation operation for a single Document instance. Post-operation events occur for all connected clients.

    Parameters

    • data: any

      The initial data object provided to the document creation request

    • options: any

      Additional options which modify the creation request

    • userId: any

      The id of the User requesting the document update

    Returns void

  • Parameters

    • parent: any
    • collection: any
    • documents: any
    • data: any
    • options: any
    • userId: any

    Returns void

  • Post-process a deletion operation for a single Document instance. Post-operation events occur for all connected clients.

    Parameters

    • options: any

      Additional options which modify the deletion request

    • userId: any

      The id of the User requesting the document update

    Returns void

  • Parameters

    • parent: any
    • collection: any
    • documents: any
    • ids: any
    • options: any
    • userId: any

    Returns void

  • Post-process an update operation for a single Document instance. Post-operation events occur for all connected clients.

    Parameters

    • changed: any

      The differential data that was changed relative to the documents prior values

    • options: any

      Additional options which modify the update request

    • userId: any

      The id of the User requesting the document update

    Returns void

  • Parameters

    • parent: any
    • collection: any
    • documents: any
    • changes: any
    • options: any
    • userId: any

    Returns void

  • Pre-process a creation operation for a single Document instance. Pre-operation events only occur for the client which requested the operation.

    Modifications to the pending Document instance must be performed using updateSource.

    Parameters

    • data: any

      The initial data object provided to the document creation request

    • options: any

      Additional options which modify the creation request

    • user: any

      The User requesting the document creation

    Returns Promise<false | undefined>

    Return false to exclude this Document from the creation operation

  • Pre-process an update operation for a single Document instance. Pre-operation events only occur for the client which requested the operation.

    Parameters

    • changed: any

      The candidate changes to the Document

    • options: any

      Additional options which modify the update request

    • user: any

      The User requesting the document update

    Returns Promise<false | undefined>

    A return value of false indicates the update operation should be cancelled.

  • Internal

    Register a token as a dependent of this actor.

    Parameters

    Returns void

  • Internal

    Prune a whole scene from this actor's dependent tokens.

    Parameters

    Returns void

  • Internal

    Remove a token from this actor's dependents.

    Parameters

    Returns void

  • Perform the first step of the DataModel#_updateSource workflow which applies changes to a copy of model source data and records the resulting diff.

    Parameters

    • copy: any

      A mutable copy of model source data

    • changes: any

      New values which should be applied to the data model

    • options: any

      Options which determine how the new data is merged

    • _state: any

      Data cleaning state

    Returns object

    The resulting difference applied to source data

    A failure if the proposed change is invalid

  • Get all ActiveEffects that may apply to this Actor. This will also return all the transferred ActiveEffects on any of the Actor's owned Items.

    Returns Generator<documents.ActiveEffect, void, void>

  • Apply any transformations to the Actor data which are caused by ActiveEffects.

    Parameters

    • phase: string

      The application phase under which changes are to be applied.

    Returns void

  • Test whether a given User has permission to perform some action on this Document

    Parameters

    • user: BaseUser

      The User attempting modification

    • action: string

      The attempted action

    • Optionaldata: object = {}

      Data involved in the attempted action

    Returns boolean

    Does the User have permission?

  • Retrieve an Array of active tokens which represent this Actor in the current canvas Scene. If the canvas is not currently active, or there are no linked actors, the returned Array will be empty. If the Actor is a synthetic token actor, only the exact Token which it represents will be returned.

    Parameters

    • Optionallinked: boolean = false

      Limit results to Tokens which are linked to the Actor. Otherwise, return all Tokens even those which are not linked.

    • Optionaldocument: boolean = false

      Return the Document instance rather than the PlaceableObject

    Returns (TokenDocument | canvas.placeables.Token)[]

    An array of Token instances in the current Scene which reference this Actor.

  • Get this actor's dependent tokens. If the actor is a synthetic token actor, only the exact Token which it represents will be returned.

    Parameters

    • Optionaloptions: {
          concreteOnly?: boolean;
          linked?: boolean;
          scenes?: documents.Scene | documents.Scene[];
      } = {}
      • OptionalconcreteOnly?: boolean

        Limit the results to tokens that exist in their parent scene, excluding ephemeral/unpersisted tokens. This will become the default in v15.

      • Optionallinked?: boolean

        Limit the results to tokens that are linked to the actor.

      • Optionalscenes?: documents.Scene | documents.Scene[]

        A single Scene, or list of Scenes to filter by.

    Returns TokenDocument[]

  • Get an embedded document by its id from a named collection in the parent document.

    Parameters

    • embeddedName: string

      The name of the embedded Document type

    • id: string

      The id of the child document to retrieve

    • Optionaloptions: { invalid?: boolean; strict?: boolean } = {}

      Additional options which modify how embedded documents are retrieved

      • Optionalinvalid?: boolean

        Allow retrieving an invalid Embedded Document.

      • Optionalstrict?: boolean

        Throw an Error if the requested id does not exist. See Collection#get

    Returns Document<object, DocumentConstructionContext>

    The retrieved embedded Document instance, or undefined

    If the embedded collection does not exist, or if strict is true and the Embedded Document could not be found.

  • Traverse the data model instance, obtaining the DataField definition for a field of a particular property.

    Parameters

    • key: string | string[]

      A property key like ["abilities", "strength"] or "abilities.strength"

    Returns DataField | undefined

    The corresponding DataField definition for that field, or undefined

  • Get the value of a "flag" for this document See the setFlag method for more details on flags

    Parameters

    • scope: string

      The flag scope which namespaces the key

    • key: string

      The flag key

    Returns any

    The flag value

  • Return a data object which defines the data schema against which dice rolls can be evaluated. By default, this is directly the Actor's system data, but systems may extend this to include additional properties. If overriding or extending this method to add additional properties, care must be taken not to mutate the original object.

    Returns object

  • Create a new Token document, not yet saved to the database, that represents the Actor.

    Parameters

    • Optionaldata: object = {}

      Additional data, such as x, y, rotation, etc. for the created token data

    • Optionaloptions: Partial<DocumentConstructionContext> = {}

      The options passed to the TokenDocument constructor

    Returns Promise<TokenDocument>

    The created TokenDocument instance

  • Get an Array of Token images which could represent this Actor

    Returns Promise<string[]>

  • Get the explicit permission level that a User has over this Document, a value in CONST.DOCUMENT_OWNERSHIP_LEVELS. Compendium content ignores the ownership field in favor of User role-based ownership. Otherwise, Documents use granular per-User ownership definitions and Embedded Documents defer to their parent ownership.

    This method returns the value recorded in Document ownership, regardless of the User's role, for example a GAMEMASTER user might still return a result of NONE if they are not explicitly denoted as having a level.

    To test whether a user has a certain capability over the document, testUserPermission should be used.

    Parameters

    • Optionaluser: BaseUser

      The User being tested

    Returns DocumentOwnershipNumber

    A numeric permission level from CONST.DOCUMENT_OWNERSHIP_LEVELS

  • For Documents which include game system data, migrate the system data object to conform to its latest data model. The data model is defined by the template.json specification included by the game system.

    Returns object

    The migrated system data object

  • Handle how changes to a Token attribute bar are applied to the Actor. This allows for game systems to override this behavior and deploy special logic.

    Parameters

    • attribute: string

      The attribute path

    • value: number

      The target attribute value

    • isDelta: boolean = false

      Whether the number represents a relative change (true) or an absolute change (false)

    • isBar: boolean = true

      Whether the new value is part of an attribute bar, or just a direct value

    Returns Promise<documents.Actor>

    The updated Actor document

  • Workflows to perform following the update of ActiveEffect durations. This method is called for all users.

    Parameters

    • effects: documents.ActiveEffect[]

      Effects whose durations were updated

    • event: string

      The identifier of the event that triggered the duration refresh

    • Optionalcontext: object

      Additional contextual information associated with the duration refresh

    Returns Promise<void>

  • Returns void

  • Returns void

  • Returns void

  • Reset the state of this data instance back to mirror the contained source data, erasing any changes.

    Returns void

  • Roll initiative for all Combatants in the currently active Combat encounter which are associated with this Actor. If viewing a full Actor document, all Tokens which map to that actor will be targeted for initiative rolls. If viewing a synthetic Token actor, only that particular Token will be targeted for an initiative roll.

    Parameters

    • options: {
          createCombatants?: boolean;
          initiativeOptions?: object;
          rerollInitiative?: boolean;
      } = {}

      Configuration for how initiative for this Actor is rolled.

      • OptionalcreateCombatants?: boolean

        Create new Combatant entries for Tokens associated with this actor.

      • OptionalinitiativeOptions?: object

        Additional options passed to the Combat#rollInitiative method.

      • OptionalrerollInitiative?: boolean

        Re-roll the initiative for this Actor if it has already been rolled.

    Returns Promise<documents.Combat | null>

    A promise which resolves to the Combat document once rolls are complete.

  • Assign a "flag" to this document. Flags represent key-value type data which can be used to store flexible or arbitrary data required by either the core software, game systems, or user-created modules.

    Each flag should be set using a scope which provides a namespace for the flag to help prevent collisions.

    Flags set by the core software use the "core" scope. Flags set by game systems or modules should use the canonical name attribute for the module Flags set by an individual world should "world" as the scope.

    Flag values can assume almost any data type. Setting a flag value to null will delete that flag.

    Parameters

    • scope: string

      The flag scope which namespaces the key

    • key: string

      The flag key

    • value: any

      The flag value

    Returns Promise<Document<object, DocumentConstructionContext>>

    A Promise resolving to the updated document

  • Test whether a certain User has a requested permission level (or greater) over the Document

    Parameters

    • user: BaseUser

      The User being tested

    • permission: DocumentOwnershipLevel

      The permission level from DOCUMENT_OWNERSHIP_LEVELS to test

    • options: { exact?: boolean } = {}

      Additional options involved in the permission test

      • Optionalexact?: boolean

        Require the exact permission level requested?

    Returns boolean

    Does the user have this permission level over the Document?

  • Toggle a configured status effect for the Actor.

    Parameters

    • statusId: string

      A status effect ID defined in CONFIG.statusEffects

    • Optionaloptions: { active?: boolean; overlay?: boolean } = {}

      Additional options which modify how the effect is created

      • Optionalactive?: boolean

        Force the effect to be active or inactive regardless of its current state

      • Optionaloverlay?: boolean

        Display the toggled effect as an overlay

    Returns Promise<boolean | documents.ActiveEffect | undefined>

    A promise which resolves to one of the following values: - ActiveEffect if a new effect need to be created - true if was already an existing effect - false if an existing effect needed to be removed - undefined if no changes need to be made

  • Extract the source data for the DataModel into a simple object format that can be serialized.

    Returns object

    The document source data expressed as a plain object

  • Copy and transform the DataModel into a plain object. Draw the values of the extracted object from the data source (by default) otherwise from its transformed values.

    Parameters

    • source: boolean = true

      Draw values from the underlying data source rather than transformed values

    Returns any

    The extracted primitive object

  • Iterate over all embedded Documents that are hierarchical children of this Document.

    Parameters

    • Optional_parentPath: string

      A parent field path already traversed

    Returns Generator<any, void, any>

  • Update the DataModel locally by applying an object of changes to its source data. The provided changes are expanded, cleaned, validated, and stored to the source data object for this model. The provided changes argument is mutated in this process. The source data is then re-initialized to apply those changes to the prepared data. The method returns an object of differential changes which modified the original data.

    Parameters

    • changes: object = {}

      New values which should be applied to the data model

    • options: DataModelUpdateOptions = {}

      Options which determine how the new data is merged

    Returns object

    An object containing differential keys and values that were changed

    An error if the requested data model changes were invalid

  • Validate the data contained in the document to check for type and content. This method is intended to validate complete model records, verifying both individual field validation as well as joint model validity.

    For validating sets of partial model changes, it is preferred to call DataModel#updateSource as a dryRun. This method provides a convenience alias for such a workflow if changes are provided.

    Warning: if fallback handling is allowed, this process will mutate provided changes or model source data.

    Parameters

    Returns boolean

    Whether the data source or proposed change is reported as valid. A boolean is always returned if validation is non-strict.

    An error thrown if validation is strict and a failure occurs.

  • Protected

    Clear or replace properties not automatically reset by upstream initialization.

    Returns void

  • Protected

    Resolve a previously-initialized embedded DataModel that corresponds to an element being cleaned. Called during recursive data cleaning when a parent field contains EmbeddedDataField elements, or a single nested DataModel field (such as a TypeDataField), in order to propagate the inner DataModel into _state.model for the recursive clean operation. A single (non-collection) inner model resolves to itself; collection elements are matched by stable _id when one is present, otherwise by positional index.

    Subclasses may override when data preparation reshapes the field property in a way that the default cannot interpret, for example wrapping the container in a non-iterable type or replacing it with a derived view.

    Parameters

    • field: DataField

      The schema field being recursed into.

    • element: { index?: number; value: object } = {}
      • Optionalindex?: number

        The positional index of the element within a container, if applicable.

      • value: object

        The cleaned candidate value for the element being processed.

    • Optionaloptions: Readonly<DataModelCleaningOptions> = {}

      The cleaning options in effect for the operation.

    Returns DataModel<object, DataModelConstructionContext> | null

    The corresponding previously-initialized inner DataModel, or null.

  • Protected

    Additional workflows to perform when any descendant document within this Actor changes.

    Returns void

  • Protected

    Pre-process a deletion operation for a single Document instance. Pre-operation events only occur for the client which requested the operation.

    Parameters

    • options: object

      Additional options which modify the deletion request

    • user: BaseUser

      The User requesting the document deletion

    Returns Promise<boolean | void>

    A return value of false indicates the deletion operation should be cancelled.

  • Protected

    Perform the second step of the DataModel#_updateSource workflow which applies the prepared diff to the model.

    Parameters

    • copy: object

      The prepared copy of source data with changes applied

    • diff: object

      The differential changes that were applied to source

    • options: DataModelUpdateOptions

      Options which determine how the new data is merged

    • _state: data.types.DataModelUpdateState

      Data cleaning state which might include instructions for final commit

    Returns void

  • Protected

    Update the active TokenDocument instances which represent this Actor.

    Parameters

    • Optionalupdate: object = {}

      The update delta

    • Optionaloptions: any = {}

      The database operation that was performed

    Returns void

  • Internal

    Define a simple migration from one field name to another. The value of the data can be transformed during the migration by an optional application function.

    Parameters

    • data: object

      The data object being migrated

    • oldKey: string

      The old field name

    • newKey: string

      The new field name

    • Optionalapply: (data: object) => any

      An application function, otherwise the old value is applied

    Returns boolean

    Whether a migration was applied.

  • Internal

    A reusable helper for adding a migration shim The value of the data can be transformed during the migration by an optional application function.

    Parameters

    • data: object

      The data object being shimmed

    • oldKey: string

      The old field name

    • newKey: string

      The new field name

    • Optionaloptions: { value?: any; warning?: string } = {}
      • Optionalvalue?: any

        The value of the shim

      • Optionalwarning?: string

        The deprecation message

    Returns void

  • Internal

    A reusable helper for adding migration shims.

    Parameters

    • data: object

      The data object being shimmed

    • shims: { [oldKey: string]: string }

      The mapping of old keys to new keys

    • Optionaloptions: { value?: any; warning?: string }
      • Optionalvalue?: any

        The value of the shim

      • Optionalwarning?: string

        The deprecation message

    Returns void

  • Internal

    Log a compatbility warning for the data field migration.

    Parameters

    Returns void

  • Apply preliminary model-specific cleaning rules or alter cleaning options or initial state. Subclass models may implement this function to configure the cleaning workflow. Any mutations to data, options, or _state parameters are performed inplace.

    Parameters

    • data: any

      The provided input data for cleaning

    • options: any

      Options which define how cleaning should be performed

    • _state: any

      The data cleaning state

    Returns void

  • Create multiple Documents using provided input data. Data is provided as an array of objects where each individual object becomes one new Document.

    Parameters

    Returns Promise<Document<object, DocumentConstructionContext>[]>

    An array of created Document instances

    const data = [{name: "New Actor", type: "character", img: "path/to/profile.jpg"}];
    const created = await Actor.implementation.createDocuments(data);
    const data = [{name: "Tim", type: "npc"], [{name: "Tom", type: "npc"}];
    const created = await Actor.implementation.createDocuments(data);
    const actor = game.actors.getName("Tim");
    const data = [{name: "Sword", type: "weapon"}, {name: "Breastplate", type: "equipment"}];
    const created = await Item.implementation.createDocuments(data, {parent: actor});
    const data = [{name: "Compendium Actor", type: "character", img: "path/to/profile.jpg"}];
    const created = await Actor.implementation.createDocuments(data, {pack: "mymodule.mypack"});
  • Delete one or multiple existing Documents using an array of provided ids. Data is provided as an array of string ids for the documents to delete.

    Parameters

    • ids: string[] = []

      An array of string ids for the documents to be deleted

    • Optionaloperation: Partial<Omit<DatabaseDeleteOperation, "ids">> = {}

      Parameters of the database deletion operation

    Returns Promise<Document<object, DocumentConstructionContext>[]>

    An array of deleted Document instances

    If an invalid operation is attempted.

    const tim = game.actors.getName("Tim");
    const deleted = await Actor.implementation.deleteDocuments([tim.id]);
    const tim = game.actors.getName("Tim");
    const tom = game.actors.getName("Tom");
    const deleted = await Actor.implementation.deleteDocuments([tim.id, tom.id]);
    const tim = game.actors.getName("Tim");
    const sword = tim.items.getName("Sword");
    const shield = tim.items.getName("Shield");
    const deleted = await Item.implementation.deleteDocuments([sword.id, shield.id], parent: actor});
    const actor = await pack.getDocument(documentId);
    const deleted = await Actor.implementation.deleteDocuments([actor.id], {pack: "mymodule.mypack"});
  • A compatibility method that returns the appropriate name of an embedded collection within this Document.

    Parameters

    • name: string

      An existing collection name or a document name.

    Returns string | null

    The provided collection name if it exists, the first available collection for the document name provided, or null if no appropriate embedded collection could be found.

    Actor.implementation.getCollectionName("items");
    // returns "items"
    Actor.implementation.getCollectionName("Item");
    // returns "items"
  • Determine default artwork based on the provided actor data.

    Parameters

    Returns { img: string; texture: { src: string } }

    Candidate actor image and prototype token artwork.

  • Migrate candidate source data for this DataModel which may require initial cleaning or transformations.

    Parameters

    • source: any

      Candidate source data for the module, before further cleaning

    • options: any

      Additional options for how the field is cleaned

    Returns object

    Migrated source data, ready for further cleaning

  • Wrap data migration in a try/catch which attempts it safely.

    Parameters

    • source: object

      Candidate source data for the module, before further cleaning

    • Optionaloptions: Readonly<DataModelCleaningOptions> = {}

      Additional options for how the field is cleaned

    Returns object

    Migrated source data, ready for further cleaning

  • Take data which conforms to the current data schema and add backwards-compatible accessors to it in order to support older code which uses this data.

    Parameters

    • source: any

      Data which matches the current schema

    • options: any

      Additional shimming options

    Returns object

    Data with added backwards-compatible properties, which is the same object as the data argument

  • Update multiple Document instances using provided differential data. Data is provided as an array of objects where each individual object updates one existing Document.

    Parameters

    • updates: object[] = []

      An array of differential data objects, each used to update a single Document

    • Optionaloperation: Partial<Omit<DatabaseUpdateOperation, "updates">> = {}

      Parameters of the database update operation

    Returns Promise<Document<object, DocumentConstructionContext>[]>

    An array of updated Document instances

    const updates = [{_id: "12ekjf43kj2312ds", name: "Timothy"}];
    const updated = await Actor.implementation.updateDocuments(updates);
    const updates = [{_id: "12ekjf43kj2312ds", name: "Timothy"}, {_id: "kj549dk48k34jk34", name: "Thomas"}]};
    const updated = await Actor.implementation.updateDocuments(updates);
    const actor = game.actors.getName("Timothy");
    const updates = [{_id: sword.id, name: "Magic Sword"}, {_id: shield.id, name: "Magic Shield"}];
    const updated = await Item.implementation.updateDocuments(updates, {parent: actor});
    const actor = await pack.getDocument(documentId);
    const updated = await Actor.implementation.updateDocuments([{_id: actor.id, name: "New Name"}],
    {pack: "mymodule.mypack"});
  • Evaluate joint validation rules which apply validation conditions across multiple fields of the model. Field-specific validation rules should be defined as part of the DataSchema for the model. This method allows for testing aggregate rules which impose requirements on the overall model.

    Parameters

    • data: object

      Candidate data for the model

    Returns void

    An error if a validation failure is detected

  • Protected

    Apply final custom model-specific cleaning rules after data schema fields are cleaned. Subclass models can implement this function as an ideal place to apply custom imputation or cleaning. Cleaning must be done in-place rather than returning a different object.

    Parameters

    Returns object

    The original data object, with cleaning performed inplace

  • Protected

    Pre-process a creation operation, potentially altering its instructions or input data. Pre-operation events only occur for the client which requested the operation.

    This batch-wise workflow occurs after individual _preCreate workflows and provides a final pre-flight check before a database operation occurs.

    Modifications to pending documents must mutate the documents array or alter individual document instances using updateSource.

    Parameters

    Returns Promise<boolean | void>

    Return false to cancel the creation operation entirely

  • Protected

    Pre-process a deletion operation, potentially altering its instructions or input data. Pre-operation events only occur for the client which requested the operation.

    This batch-wise workflow occurs after individual _preDelete workflows and provides a final pre-flight check before a database operation occurs.

    Modifications to the requested deletions are performed by mutating the operation object. updateSource.

    Parameters

    Returns Promise<boolean | void>

    Return false to cancel the deletion operation entirely

  • Protected

    Pre-process an update operation, potentially altering its instructions or input data. Pre-operation events only occur for the client which requested the operation.

    This batch-wise workflow occurs after individual _preUpdate workflows and provides a final pre-flight check before a database operation occurs.

    Modifications to the requested updates are performed by mutating the data array of the operation.

    Parameters

    Returns Promise<boolean | void>

    Return false to cancel the update operation entirely