import type { FlowContext, StepType } from "../types.js";

/**
 * Abstract strategy that defines the shape of a wizard flow.
 *
 * Subclasses declare which steps are needed, whether the action can be
 * finalized, and what the final button should say. They hold no React
 * state — the orchestrator hook wires domain hooks to the step configs
 * produced from these methods.
 */
export abstract class WizardFlow {
  abstract readonly type: "transaction" | "data";

  /** Determine which step types this flow needs given the current context. */
  abstract getStepTypes(context: FlowContext): StepType[];

  /** Whether the action can be finalized (e.g. signed & broadcast). */
  abstract canFinalize(context: FlowContext): boolean;

  /** Label for the primary action button on the final step. */
  abstract getFinalActionLabel(context: FlowContext): string;
}