import { ErrorSchema } from '@rjsf/utils';
import { RulesLogic } from 'json-logic-js';

export type JsonLogicRule = RulesLogic;
export type ConditionPredicate = (formData: any) => boolean;
export type Condition = ConditionPredicate | JsonLogicRule;
export interface Rule<T> {
    name: string;
    condition: Condition;
    effect: T;
    order?: number;
}
export interface EngineConfig<T, C = any> {
    applyEffects: (effects: T[], baseConfig: C, formData: any) => C;
    defaultConfig: () => C;
}
export type ConditionalEngineHook<T, C = any> = (rules: Rule<T>[], baseConfig: C, formData: any) => C;
export interface UiEffect {
    op: 'add' | 'remove' | 'replace';
    path: string;
    value?: any;
}
export interface JsonPatchSchemaEffect {
    op: 'add' | 'remove' | 'replace';
    path: string;
    value?: any;
}
export interface CustomSchemaEffect {
    op: 'require' | 'optional';
    path: string;
    field: string;
}
export type SchemaEffect = JsonPatchSchemaEffect | CustomSchemaEffect;
export interface ValidationEffect {
    /**
     * Name of the validation rule for debugging purposes
     */
    name: string;
    /**
     * Determines if this validation should be applied based on current form data
     */
    isActive: Condition;
    /**
     * Applies validation logic and adds errors to the ErrorSchema
     */
    validate: (errors: ErrorSchema, formData: any) => void;
}
export type StepEffect = 'skip';
export interface StepRule extends Omit<Rule<StepEffect>, 'condition' | 'effect'> {
    /**
     * JsonLogic rule determining whether the step should be skipped.
     * Functions are not supported to keep configurations serializable.
     */
    condition: JsonLogicRule;
    /**
     * Currently only `skip` is supported. The field is optional to keep
     * authoring friction low – when omitted we treat the rule as `skip`.
     */
    effect?: StepEffect;
}