import { describe, expect, it } from "vitest";
import { createAssistantLivingModePolicy } from "../src/services/assistantLivingModePolicy";

function buildPolicy() {
  return createAssistantLivingModePolicy({
    featureAssistantLivingChatRouterV1: true,
    compactWhitespace: (text: string) => text.replace(/\s+/g, " ").trim(),
    repairAddressMojibake: (text: string) => text,
    toNonEmptyString: (value: unknown) => {
      if (value === null || value === undefined) {
        return null;
      }
      const text = String(value).trim();
      return text.length > 0 ? text : null;
    },
    normalizeOrganizationScopeValue: (value: unknown) => {
      if (value === null || value === undefined) {
        return null;
      }
      const text = String(value).trim().replace(/^"+|"+$/g, "").replace(/^'+|'+$/g, "");
      return text.length > 0 ? text : null;
    },
    hasReferentialPointer: (text: string) =>
      /(по этому|по тому|это же|этой|этим|этому|этого|этот|эту|этом|это|эти|этих|из этого|из них|из этих|из тех|в этом|тот же|same thing|that one|po etomu|po tomu)/i.test(
        text.toLowerCase()
      ),
    hasSmallTalkSignal: (text: string) => /(привет|как дела|спасибо|благодарю|thanks|thank you|hello|hi)\b/i.test(text.toLowerCase()),
    hasAssistantCapabilityQuestionSignal: (text: string) =>
      /(?:кто ты|что ты можешь|какие фичи|полный список возможностей|чем ты можешь помочь|что ты умеешь)/i.test(text),
    hasOperationalAdminActionRequestSignal: (text: string) =>
      /(?:настро|установ|подключ|обнов|почин|исправ|удал|снеси|delete\s+database|drop\s+database)/i.test(text)
  });
}

describe("assistantLivingModePolicy", () => {
  it("routes data-scope question to chat mode", () => {
    const policy = buildPolicy();

    const decision = policy.resolveLivingAssistantModeDecision({
      userMessage: "по какой компании мы можем работать?",
      addressLaneTriggered: false,
      useMock: false,
      predecomposeMode: "unsupported",
      predecomposeModeConfidence: "low"
    });

    expect(decision.mode).toBe("chat");
    expect(decision.reason).toBe("assistant_data_scope_query_detected");
  });

  it("keeps explicit accounting question in deep mode", () => {
    const policy = buildPolicy();

    const decision = policy.resolveLivingAssistantModeDecision({
      userMessage: "покажи документы по сверке за 2020",
      addressLaneTriggered: false,
      useMock: false,
      predecomposeMode: "unsupported",
      predecomposeModeConfidence: "low"
    });

    expect(decision.mode).toBe("deep_analysis");
    expect(decision.reason).toBe("strong_data_signal_detected");
  });

  it("detects organization fact follow-up after prior boundary reply", () => {
    const policy = buildPolicy();

    const detected = policy.hasOrganizationFactFollowupSignal("давай", [
      {
        role: "assistant",
        debug: {
          living_chat_response_source: "deterministic_organization_fact_boundary",
          living_chat_grounding_guard_reason: null
        }
      }
    ]);

    expect(detected).toBe(true);
  });
});