import 'package:get/get.dart';
import 'package:miler/Models/summary/pickupstats.dart';
import 'package:miler/providers/summary/summary.dart';
import 'package:flutter/foundation.dart';

class SummaryController extends GetxController {
  final SummaryProvider _provider = SummaryProvider();

  // Observables
  var today = 0.obs;
  var week = 0.obs;
  var month = 0.obs;
  var total = 0.obs;
  var cancelled = 0.obs;
  var isLoading = false.obs;

  // Fetch stats and update values
  Future<void> fetchSummaryStats(int userId) async {
    try {
      isLoading.value = true;
      final PickupStats? stats = await _provider.fetchSummaryStats(userId);
      // A record of all zeros is what a freshly-seeded account returns, and it
      // is indistinguishable from no record at all — treat both as empty so
      // the demo figures can fill in.
      if (stats != null && (stats.total > 0 || stats.month > 0)) {
        today.value = stats.today;
        week.value = stats.week;
        month.value = stats.month;
        total.value = stats.total;
        cancelled.value = stats.cancelled;
      } else {
        _applyZero();
      }
    } catch (e) {
      debugPrint('Controller error: $e');
      _applyZero();
    } finally {
      isLoading.value = false;
    }
  }

  /// Nothing came back — show zeros.
  ///
  /// This used to fill the tab with seeded demo figures in debug builds. That
  /// was defensible while the endpoint was unfinished and indefensible now that
  /// it is live: the one thing a pay screen must never do is invent a number,
  /// and a debug-only invention is still the number the person testing the app
  /// reports back as real. An empty Earnings tab is information — it says the
  /// fetch returned nothing — and the honest zero is what makes a broken
  /// endpoint visible instead of plausible.
  void _applyZero() {
    today.value = 0;
    week.value = 0;
    month.value = 0;
    total.value = 0;
    cancelled.value = 0;
  }
}