import { FxError } from "@microsoft/teamsfx-api";
import { Result } from "neverthrow";
import { ExpressionNode } from "../expression/evaluateExpression";
/** The four worlds dispatch can hand off to. */
export type DispatchEngine = "v4" | "v3" | "v3-core-method" | "surface-action";
/** One parsed `selector.json` route. */
export interface SelectorRoute {
    when: string;
    engine: DispatchEngine;
    templateId?: string;
    v3Adapter?: string;
    coreMethod?: string;
    action?: string;
    surfaces?: string[];
}
/** Minimal Q1 routing question shape; presentation belongs to the prompt face. */
export interface RouteQuestion {
    name: string;
    condition?: ExpressionNode;
}
/** The parsed per-kind `selector.json`. */
export interface SelectorSpec {
    questions: RouteQuestion[];
    routes: SelectorRoute[];
}
/** Build a v4 membership test from the selector's own v4 routes. */
export declare function v4RouteRegistryFromSelector(spec: SelectorSpec): (templateId: string) => boolean;
/** One interactive Q1 prompt outcome. */
export type PromptResult = {
    kind: "value";
    value: string;
} | {
    kind: "back";
};
/** Narrow selector-resolution port; package opening and language selection stay downstream. */
export interface RouteResolverPort {
    /** Interactive Q1 prompt for dimensions not supplied by prefill. */
    prompt(question: RouteQuestion, step: number): Promise<PromptResult>;
    /** Evaluate `featureFlag('…')` inside a route predicate / question condition. */
    featureFlag(name: string): boolean;
    /** Membership test for the v4 world. */
    v4Registry(templateId: string): boolean;
    /** Membership test for the frozen v3 generator allow-list. */
    v3Registry(templateId: string): boolean;
    /** Membership test for the frozen v3 core-method allow-list. */
    v3CoreMethodRegistry(coreMethod: string): boolean;
}
/** The resolved dispatch outcome. */
export interface BuildTarget {
    /** The v4/v3 template id, core method, or surface action id. */
    templateId: string;
    /** Which world dispatch hands off to. */
    engine: DispatchEngine;
    /** The Q1 dimension picks that produced this target. */
    answers?: Record<string, string>;
}
/** `UserError` name: a resolved/supplied `templateId` belongs to no world. */
export declare const BUILD_TARGET_UNKNOWN_TEMPLATE = "BuildTargetUnknownTemplate";
/** `UserError` name: a route carries the wrong engine-specific key set. */
export declare const BUILD_TARGET_MALFORMED_ROUTE = "BuildTargetMalformedRoute";
/** `UserError` name: a `v4` route's `templateId` has no descriptor. */
export declare const BUILD_TARGET_DANGLING_V4_ROUTE = "BuildTargetDanglingV4Route";
/** `UserError` name: no route predicate matched the resolved answers. */
export declare const BUILD_TARGET_NO_MATCHING_ROUTE = "BuildTargetNoMatchingRoute";
/** `UserError` name: a non-interactive walk lacks a required dimension. */
export declare const BUILD_TARGET_MISSING_DIMENSION = "BuildTargetMissingDimension";
/** `UserError` name: the user backed out of the first Q1 prompt. */
export declare const BUILD_TARGET_WALK_CANCELLED = "BuildTargetWalkCancelled";
/** Resolve a create/modify selector walk into a dispatched `BuildTarget`. */
export declare function resolveBuildTarget(selector: SelectorSpec, prefilled: Record<string, string>, interactive: boolean, port: RouteResolverPort): Promise<Result<BuildTarget, FxError>>;
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