// @ts-nocheck

export interface ResolveAssistantMetaSignalSetInput {
  rawUserMessage?: unknown;
  repairedRawUserMessage?: unknown;
  effectiveAddressUserMessage?: unknown;
  repairedEffectiveAddressUserMessage?: unknown;
}

export interface ResolveAssistantMetaFollowupOverGroundedAnswerInput {
  followupContext?: unknown;
  hasPriorAddressAnswerContext?: boolean;
  metaAnswerFollowupSignal?: boolean;
  answerInspectionFollowupSignal?: boolean;
  vatEvaluativeFollowupSignal?: boolean;
  dataScopeMetaQuery?: boolean;
  capabilityMetaQuery?: boolean;
  aggregateBusinessAnalyticsSignal?: boolean;
  dataRetrievalSignal?: boolean;
  strongDataSignal?: boolean;
  resolvedMode?: unknown;
  resolvedIntent?: unknown;
  llmContractIntent?: unknown;
  llmContractMode?: unknown;
}

export interface ResolveAssistantHardMetaModeInput {
  dataScopeMetaQuery?: boolean;
  capabilityMetaQuery?: boolean;
  dataRetrievalSignal?: boolean;
}

export interface AssistantMetaSignalSet {
  dataScopeMetaQuery: boolean;
  capabilityMetaQuery: boolean;
  metaAnswerFollowupSignal: boolean;
  answerInspectionFollowupSignal: boolean;
}

export interface AssistantMetaFollowupPolicyDeps {
  hasAssistantDataScopeMetaQuestionSignal: (text: unknown) => boolean;
  shouldHandleAsAssistantCapabilityMetaQuery: (text: unknown) => boolean;
  hasMetaAnswerFollowupSignal: (text: unknown) => boolean;
  hasAnswerInspectionFollowupSignal: (text: unknown) => boolean;
}

function collectMessageSamples(input: ResolveAssistantMetaSignalSetInput): string[] {
  const values = [
    input.rawUserMessage,
    input.repairedRawUserMessage,
    input.effectiveAddressUserMessage,
    input.repairedEffectiveAddressUserMessage
  ];
  return Array.from(
    new Set(
      values
        .map((item) => String(item ?? "").trim())
        .filter((item) => item.length > 0)
    )
  );
}

function hasSignalAcrossSamples(
  samples: string[],
  detector: (text: unknown) => boolean
): boolean {
  return samples.some((sample) => detector(sample));
}

function hasImplicitHistoricalCapabilityMetaSignal(samples: string[]): boolean {
  return samples.some(
    (sample) =>
      /(?:историческ|история|архив|раньше|ретро|старые\s+данные)/iu.test(sample) &&
      /(?:мож(?:ешь|ем|но)|уме(?:ешь|ете))/iu.test(sample)
  );
}

export function createAssistantMetaFollowupPolicy(
  deps: AssistantMetaFollowupPolicyDeps
) {
  function resolveMetaSignalSet(
    input: ResolveAssistantMetaSignalSetInput
  ): AssistantMetaSignalSet {
    const samples = collectMessageSamples(input);
    if (samples.length === 0) {
      return {
        dataScopeMetaQuery: false,
        capabilityMetaQuery: false,
        metaAnswerFollowupSignal: false,
        answerInspectionFollowupSignal: false
      };
    }
    return {
      dataScopeMetaQuery: hasSignalAcrossSamples(
        samples,
        deps.hasAssistantDataScopeMetaQuestionSignal
      ),
      capabilityMetaQuery:
        hasSignalAcrossSamples(samples, deps.shouldHandleAsAssistantCapabilityMetaQuery) ||
        hasImplicitHistoricalCapabilityMetaSignal(samples),
      metaAnswerFollowupSignal: hasSignalAcrossSamples(
        samples,
        deps.hasMetaAnswerFollowupSignal
      ),
      answerInspectionFollowupSignal: hasSignalAcrossSamples(
        samples,
        deps.hasAnswerInspectionFollowupSignal
      )
    };
  }

  function resolveHardMetaMode(
    input: ResolveAssistantHardMetaModeInput
  ): "data_scope" | "capability" | null {
    if (Boolean(input.dataScopeMetaQuery)) {
      return "data_scope";
    }
    if (Boolean(input.capabilityMetaQuery) && !Boolean(input.dataRetrievalSignal)) {
      return "capability";
    }
    return null;
  }

  function isMetaFollowupOverGroundedAnswer(
    input: ResolveAssistantMetaFollowupOverGroundedAnswerInput
  ): boolean {
    return Boolean(
      input.followupContext &&
        input.hasPriorAddressAnswerContext &&
        (input.metaAnswerFollowupSignal || input.vatEvaluativeFollowupSignal) &&
        !input.dataScopeMetaQuery &&
        !input.capabilityMetaQuery &&
        !input.aggregateBusinessAnalyticsSignal &&
        !input.dataRetrievalSignal &&
        !input.strongDataSignal &&
        String(input.resolvedMode ?? "") !== "address_query" &&
        String(input.resolvedIntent ?? "") === "unknown" &&
        (!input.llmContractIntent || String(input.llmContractIntent) === "unknown") &&
        String(input.llmContractMode ?? "") !== "address_query"
    );
  }

  function isAnswerInspectionFollowupOverGroundedAnswer(
    input: ResolveAssistantMetaFollowupOverGroundedAnswerInput
  ): boolean {
    return Boolean(
      input.followupContext &&
        input.hasPriorAddressAnswerContext &&
        input.answerInspectionFollowupSignal &&
        !input.dataScopeMetaQuery &&
        !input.capabilityMetaQuery &&
        !input.aggregateBusinessAnalyticsSignal
    );
  }

  return {
    resolveMetaSignalSet,
    resolveHardMetaMode,
    isMetaFollowupOverGroundedAnswer,
    isAnswerInspectionFollowupOverGroundedAnswer
  };
}