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

/**
 * Flow strategy for transaction-based actions.
 *
 * Handles both single-role actions (sendSatoshis, burn) where the
 * creator provides inputs and signs locally, and multi-role actions
 * (receive, request) where the creator publishes an invitation for
 * another party to complete.
 */
export class TransactionWizardFlow extends WizardFlow {
  readonly type = 'transaction' as const;

  getStepTypes(context: FlowContext): StepType[] {
    const steps: StepType[] = [];
    if (context.availableRoles.length > 1) steps.push('role-select');
    if (context.hasVariables) steps.push('variables');
    if (context.shouldCollectInputs) steps.push('inputs');
    steps.push('review');
    steps.push('publish');
    return steps;
  }

  canFinalize(context: FlowContext): boolean {
    return (
      context.requirementsComplete &&
      context.wizardCollectedInputs &&
      !context.hasSignedAndBroadcasted
    );
  }

  getFinalActionLabel(context: FlowContext): string {
    return this.canFinalize(context) ? 'Sign & Broadcast' : 'Done';
  }
}