import 'package:get/get.dart';
import '../../constant/links.dart';
import '../functions/crud.dart';

class MarketingController extends GetxController {
  bool isLoading = false;
  List priceAnomalies = [];
  List campaignsLog = [];

  // --- Dynamic Dashboard Configurations ---
  String selectedCountry = 'All'; // 'All', 'SY', 'JO', 'EG', 'IQ'
  bool isAutopilotEnabled = true;
  String systemPrompt = "أنت المحلل الذكي لتطبيق Siro لخدمات نقل الركاب. قمنا برصد قراءات أسعار المنافسين لتقديم عروض وحملات تسويقية ملائمة ومخصصة.";
  
  // --- AI API Token & Cost Telemetry ---
  int apiRequestsCount = 0;
  int totalTokensUsed = 0;
  double estimatedCostUSD = 0.0;

  // --- Price Comparison Data ---
  List hourlyPriceData = [];
  List pciRegions = [];
  Map siroBasePrices = {};

  // --- Country Selection Handler ---
  void changeCountry(String countryCode) {
    selectedCountry = countryCode;
    fetchAnomalies();
    fetchCampaignsLog();
    fetchPriceComparison();
    fetchPriceGapHeatmap();
    fetchMarketShareAnalytics();
    fetchAiPricePrediction();
    fetchWinbackTargets();
  }

  // --- Autopilot Status Toggle ---
  void toggleAutopilot(bool value) {
    isAutopilotEnabled = value;
    update();
    Get.snackbar(
      "Autopilot Updated".tr, 
      value ? "Full Autopilot mode enabled".tr : "Approval Mode enabled".tr,
      snackPosition: SnackPosition.BOTTOM,
    );
  }

  // --- System Prompt Configuration Saver ---
  void savePrompt(String newPrompt) {
    systemPrompt = newPrompt;
    update();
    Get.snackbar(
      "Configuration Saved".tr, 
      "Gemini system instructions updated successfully".tr,
      snackPosition: SnackPosition.BOTTOM,
    );
  }

  Future<void> fetchAnomalies() async {
    isLoading = true;
    update();
    try {
      Map<String, dynamic> params = {};
      if (selectedCountry != 'All') {
        params['country_code'] = selectedCountry;
      }

      var res = await CRUD().post(
        link: AppLink.getMarketAnomalies,
        payload: params,
      );
      if (res is Map && res['status'] == 'success') {
        priceAnomalies = res['message'] ?? [];
      } else {
        Get.snackbar("Error", "Failed to fetch price anomalies");
      }
    } catch (e) {
      Get.snackbar("Error", "Network error while loading anomalies");
    } finally {
      isLoading = false;
      update();
    }
  }

  Future<void> fetchTelemetry() async {
    try {
      Map<String, dynamic> params = {};
      if (selectedCountry != 'All') {
        params['country_code'] = selectedCountry;
      }

      var res = await CRUD().post(
        link: AppLink.getTelemetry,
        payload: params,
      );
      if (res is Map && res['status'] == 'success') {
        final data = res['message'];
        if (data is Map) {
          apiRequestsCount = data['api_requests_count'] ?? 0;
          totalTokensUsed = data['total_tokens_used'] ?? 0;
          estimatedCostUSD = (data['estimated_cost_usd'] ?? 0.0).toDouble();
          update();
        }
      }
    } catch (e) {
      // Silently fail — telemetry is non-critical
    }
  }

  Future<void> fetchCampaignsLog() async {
    isLoading = true;
    update();
    try {
      Map<String, dynamic> params = {};
      if (selectedCountry != 'All') {
        params['country_code'] = selectedCountry;
      }

      var res = await CRUD().post(
        link: AppLink.getCampaignsLog,
        payload: params,
      );
      if (res is Map && res['status'] == 'success') {
        campaignsLog = res['message'] ?? [];
      } else {
        Get.snackbar("Error", "Failed to fetch campaign logs");
      }
    } catch (e) {
      Get.snackbar("Error", "Network error while loading campaign logs");
    } finally {
      isLoading = false;
      update();
    }
  }

  Future<void> fetchPriceComparison() async {
    try {
      Map<String, dynamic> params = {};
      if (selectedCountry != 'All') {
        params['country_code'] = selectedCountry;
      }

      var res = await CRUD().post(
        link: AppLink.getPriceComparison,
        payload: params,
      );
      if (res is Map && res['status'] == 'success') {
        final data = res['message'];
        if (data is Map) {
          hourlyPriceData = data['hourly_competitor_prices'] ?? [];
          pciRegions = data['pci_regions'] ?? [];
          siroBasePrices = data['siro_base_prices'] is Map
              ? data['siro_base_prices'] as Map
              : {};
          update();
        }
      }
    } catch (e) {
      // Silently fail
    }
  }

  Future<void> triggerAICampaign() async {
    isLoading = true;
    update();
    try {
      Map<String, dynamic> params = {};
      if (selectedCountry != 'All') {
        params['country_code'] = selectedCountry;
      }
      
      var res = await CRUD().post(
        link: AppLink.triggerCampaign,
        payload: params,
      );
      if (res is Map) {
        if (res['status'] == 'success') {
          Get.snackbar("Success", "AI campaign triggered successfully! Promos sent.");
          fetchCampaignsLog();
          fetchTelemetry();
        } else {
          Get.snackbar("Campaign Alert", res['message'] ?? "Campaign rate limited.");
        }
      } else {
        Get.snackbar("Error", "Failed to trigger AI campaign");
      }
    } catch (e) {
      Get.snackbar("Error", "Network error while triggering campaign");
    } finally {
      isLoading = false;
      update();
    }
  }

  // --- What-If Simulator State ---
  double? simulatedPci;
  double? simulatedMarketShare;
  String? simulatorRecommendationStatus;
  String? simulatorRecommendationMessage;

  Future<void> runWhatIfSimulation(String proposedSpeedPrice) async {
    isLoading = true;
    update();
    try {
      Map<String, dynamic> params = {
        'speed_price': proposedSpeedPrice
      };
      if (selectedCountry != 'All') {
        params['country_code'] = selectedCountry;
      } else {
        params['country_code'] = 'SY'; // Fallback
      }

      var res = await CRUD().post(
        link: AppLink.whatIfSimulator,
        payload: params,
      );
      if (res is Map && res['status'] == 'success') {
        final data = res['message'];
        if (data is Map) {
          simulatedPci = (data['simulated_pci'] ?? 0.0).toDouble();
          simulatedMarketShare = (data['simulated_market_share_percent'] ?? 0.0).toDouble();
          simulatorRecommendationStatus = data['recommendation_status'];
          simulatorRecommendationMessage = data['recommendation_message'];
        }
      } else {
        Get.snackbar("Simulation Error", res['message'] ?? "Failed to run simulation");
      }
    } catch (e) {
      Get.snackbar("Error", "Network error during simulation");
    } finally {
      isLoading = false;
      update();
    }
  }

  // --- Heatmap State ---
  List heatmapData = [];
  double currentSiroPriceHeatmap = 0.0;

  Future<void> fetchPriceGapHeatmap() async {
    try {
      Map<String, dynamic> params = {};
      if (selectedCountry != 'All') {
        params['country_code'] = selectedCountry;
      } else {
        params['country_code'] = 'SY'; // Fallback
      }

      var res = await CRUD().post(
        link: AppLink.getPriceGapHeatmap,
        payload: params,
      );
      if (res is Map && res['status'] == 'success') {
        final data = res['message'];
        if (data is Map) {
          heatmapData = data['heatmap_data'] ?? [];
          currentSiroPriceHeatmap = (data['current_siro_price_per_km'] ?? 0.0).toDouble();
          update();
        }
      }
    } catch (e) {
      // Silently fail
    }
  }

  // --- Market Share Analytics ---
  List marketShareData = [];
  Future<void> fetchMarketShareAnalytics() async {
    try {
      Map<String, dynamic> params = {};
      if (selectedCountry != 'All') {
        params['country_code'] = selectedCountry;
      } else {
        params['country_code'] = 'SY';
      }

      var res = await CRUD().post(
        link: AppLink.getMarketShareAnalytics,
        payload: params,
      );
      if (res is Map && res['status'] == 'success') {
        marketShareData = res['historical_data'] ?? [];
        update();
      }
    } catch (e) {
      // Ignore
    }
  }

  // --- AI Price Prediction ---
  String? aiPredictionMessage;
  List predictedSurgeHours = [];
  Future<void> fetchAiPricePrediction() async {
    try {
      Map<String, dynamic> params = {};
      if (selectedCountry != 'All') {
        params['country_code'] = selectedCountry;
      } else {
        params['country_code'] = 'SY';
      }

      var res = await CRUD().post(
        link: AppLink.aiPricePrediction,
        payload: params,
      );
      if (res is Map && res['status'] == 'success') {
        aiPredictionMessage = res['ai_analysis_message'];
        predictedSurgeHours = res['predicted_surge_hours'] ?? [];
        update();
      }
    } catch (e) {
      // Ignore
    }
  }

  // --- Win-Back Targets ---
  List winbackTargets = [];
  int winbackTotalCount = 0;
  Future<void> fetchWinbackTargets() async {
    try {
      Map<String, dynamic> params = {};
      if (selectedCountry != 'All') {
        params['country_code'] = selectedCountry;
      } else {
        params['country_code'] = 'SY';
      }

      var res = await CRUD().post(
        link: AppLink.winbackHotspotTargets,
        payload: params,
      );
      if (res is Map && res['status'] == 'success') {
        winbackTargets = res['targets'] ?? [];
        winbackTotalCount = res['total_targets'] ?? 0;
        update();
      }
    } catch (e) {
      // Ignore
    }
  }

  @override
  void onInit() {
    super.onInit();
    // Initially fetch these too if needed, but fetch them specifically when country changes
  }
}