@canard/schema-form/dist/core/nodes/ObjectNode/strategies/BranchStrategy/BranchStrategy.d.ts

React-based component library that renders forms based on JSON Schema with plugin system support for validators and UI components

import type { Fn } from '../../../../../@aileron/declare';
import type { ObjectNode } from '../../../../../core/nodes/ObjectNode';
import { type ChildNode, type SchemaNodeFactory, type UnionSetValueOption } from '../../../../../core/nodes/type';
import type { ObjectValue } from '../../../../../types';
import type { ObjectNodeStrategy } from '../type';
export declare class BranchStrategy implements ObjectNodeStrategy {
    /** Host ObjectNode instance that this strategy belongs to */
    private readonly __host__;
    /** Callback function to handle value changes */
    private readonly __handleChange__;
    /** Callback function to handle refresh operations */
    private readonly __handleRefresh__;
    /** Callback function to handle computed properties updates */
    private readonly __handleUpdateComputedProperties__;
    /** Array of schema property keys in order */
    private readonly __schemaKeys__;
    /** Set of all oneOf schema keys, undefined if no oneOf schema exists */
    private readonly __oneOfKeySet__?;
    /** Array of key sets for each oneOf branch, undefined if no oneOf schema exists */
    private readonly __oneOfKeySetList__?;
    /** Array of child node arrays for each oneOf branch */
    private readonly __oneOfChildNodeMapList__?;
    /** Array of child nodes for regular properties (non-oneOf) */
    private readonly __propertyChildren__;
    /** Map of field conditions for conditional schema properties */
    private readonly __fieldConditionMap__?;
    /** Map of property keys to child nodes */
    private readonly __childNodeMap__;
    /** Current active children nodes (combination of property and oneOf children) */
    private __children__;
    /**
     * Gets the child nodes of the object node.
     * @returns List of child nodes
     */
    get children(): ChildNode[];
    /** Flag indicating whether the node is in isolation mode (affects condition processing) */
    private __isolationMode__;
    /** Flag indicating whether the strategy is locked to prevent recursive updates */
    private __locked__;
    /** Current committed value of the object node */
    private __value__;
    /** Draft value containing pending changes before commit */
    private __draft__;
    /**
     * Gets the current value of the object.
     * @returns Current value of the object node or undefined
     */
    get value(): ObjectValue | undefined;
    /**
     * Applies input value to the object node.
     * @param input - Object value to set
     * @param option - Setting options
     */
    applyValue(input: ObjectValue, option: UnionSetValueOption): void;
    /**
     * Propagates activation to all child nodes.
     * @internal Internal implementation method. Do not call directly.
     */
    activate(): void;
    /**
     * Initializes the BranchStrategy object.
     * @param host - Host ObjectNode object
     * @param handleChange - Value change handler
     * @param handleRefresh - Refresh handler
     * @param handleSetDefaultValue - Default value setting handler
     * @param handleUpdateComputedProperties - Computed properties update handler
     * @param nodeFactory - Node creation factory
     */
    constructor(host: ObjectNode, handleChange: Fn<[ObjectValue | undefined]>, handleRefresh: Fn<[ObjectValue | undefined]>, handleSetDefaultValue: Fn<[ObjectValue | undefined]>, handleUpdateComputedProperties: Fn, nodeFactory: SchemaNodeFactory);
    /**
     * Reflects value changes and publishes related events.
     * @param option - Setting options
     * @private
     */
    private __emitChange__;
    /**
     * Parses input value and processes it as an object.
     * @param input - Object to parse
     * @returns {ObjectValue|undefined} Parsed object
     * @private
     */
    private __parseValue__;
    /**
     * Propagates value changes to child nodes.
     * @param replace - Whether to replace existing values
     * @param option - Setting options
     * @private
     */
    private __propagate__;
    /** Previously active oneOf index for tracking oneOf branch changes */
    private __previousIndex__;
    /**
     * Updates child nodes when oneOf index changes, if oneOf schema exists.
     * @private
     */
    private __prepareOneOfChildren__;
    /**
     * Publishes a child node change event.
     * @private
     */
    private __publishChildrenChange__;
    /**
     * Publishes a value change request event.
     * @param option - Change options (optional)
     * @private
     */
    private __publishRequestEmitChange__;
}