import { useState } from "react";
import { useNavigate } from "react-router-dom";
import { Container, Card, Button } from "react-bootstrap";
import CustomIcon from "../CustomIcon/CustomIcon";
import PlaceholderCard from "../PlaceholderCard/PlaceholderCard";
import StatsCard from "../StatsCard/StatsCard";

//React Query
import { useQuery } from "@tanstack/react-query";

//Services
import dashboardService from "../../services/Dashboard";

function parseMetricViewIdFromReportUrl(reportViewUrl) {
  if (!reportViewUrl || typeof reportViewUrl !== "string") return null;
  try {
    const u = new URL(
      reportViewUrl.startsWith("http")
        ? reportViewUrl
        : `https://placeholder.local${reportViewUrl.startsWith("/") ? "" : "/"}${reportViewUrl}`
    );
    return u.searchParams.get("id");
  } catch {
    const m = String(reportViewUrl).match(/[?&]id=([^&]+)/);
    return m ? decodeURIComponent(m[1]) : null;
  }
}

function PerformanceStatsContainer() {
  const navigate = useNavigate();
  const [isRefresh, setIsRefresh] = useState(false);

  /** get all actions */
  const fetchDashboardUserStats = async ({ queryKey }) => {
    const [key, serviceInput] = queryKey;
    // console.log("serviceInput - ", serviceInput);
    try {
      const statsRes = await dashboardService.getDashboardUserStats(
        serviceInput
      );
      if (statsRes.data.status === "success") {
        console.log("## Dashboard User Stats Res --", statsRes);
        const stats = statsRes.data?.data?.stats;
        return stats;
      }
      return null;
    } catch (error) {
      throw new Error("Error fetching quick actions");
    }
  };

  const {
    isFetching,
    isPending,
    isError,
    data: userStats,
    error,
    refetch,
  } = useQuery({
    queryKey: ["dashboardUserStatsQuery", { isRefresh: isRefresh }],
    queryFn: fetchDashboardUserStats,
  });

  async function handleReloadStats() {
    setIsRefresh(true); // triggers refetch with a new queryKey
    // refetch({ isRefresh: isRefresh });
  }

  const handleStatsCardClick = (item) => {
    const metricViewId =
      item?.id ??
      item?.metric_view_id ??
      parseMetricViewIdFromReportUrl(item?.report_view_url);
    if (!metricViewId) {
      console.warn("Performance stat has no metric view id in report_view_url");
      return;
    }
    const title = item?.value_title || item?.title || "Metric report";
    const aggType = String(item?.agg_type || "").toLowerCase();
    const defaultTab =
      aggType === "team" ? "Detail" : aggType === "individual" ? "Trend" : "Detail";
    navigate("/metric-reports", {
      state: {
        metricViewId,
        reportTitle: title,
        pageTitle: title,
        defaultTab,
      },
    });
  };

  if (isPending) {
    return (
      <Container className="pt-1 pb-1 py-sm-3">
        <div className="d-flex flex-nowrap justify-content-betwee overflow-auto py-3">
          {[0, 1].map((_, index) => (
            <PlaceholderCard
              key={index}
              type="simple-stats"
              className="card-theme overflow-hidden card-width-40 me-3"
            />
          ))}
        </div>
      </Container>
    );
  }

  if (isError) {
    return (
      <Container className="mb-4">
        <Card className="card-theme border-0 shadow-sm p-3 rounded-3 font-14">
          No more stats
        </Card>
      </Container>
    );
  }

  return (
    <>
      {isFetching && userStats?.length === 0 ? (
        <>
          <Container className="pt-1 pb-1 py-sm-3">
            <div className="d-flex flex-nowrap justify-content-betwee overflow-auto py-3">
              {[0, 1].map((_, index) => (
                <PlaceholderCard
                  key={index}
                  type="simple-stats"
                  className="card-theme overflow-hidden card-width-40 me-3"
                />
              ))}
            </div>
          </Container>
        </>
      ) : (
        <>
          {userStats?.length > 0 && (
            <Container className="pt-1 pb-1 py-sm-3">
              <div className="d-flex align-items-center justify-content-between">
                <h4 className="section-title mb-0">Performance stats</h4>
                <Button
                  variant="link"
                  size="sm"
                  className="btn-theme font-12 fw-sb pe-0 d-none"
                >
                  View all
                </Button>
              </div>
              <div className="d-flex no-scrollbar flex-nowrap justify-content-betwee overflow-auto py-3 ">
                {userStats.map((item, index) => (
                  <StatsCard
                    key={`${item?.value_title}-${index}`}
                    item={item}
                    className="card-width-40 shadow-sm dashboard-stats-card"
                    handleStatsCardClick={handleStatsCardClick}
                  />
                ))}
              </div>
              <div className="text-center pt-2 pb-1">
                <Button
                  variant="secondary"
                  size="sm"
                  className="btn-theme btn-secondary rounded- font-14"
                  onClick={handleReloadStats}
                  disabled={isFetching}
                >
                  <CustomIcon
                    tag="reload3"
                    className={`${isFetching ? "rotate-anime" : ""}`}
                  />{" "}
                  Reload Stats
                </Button>
              </div>
            </Container>
          )}
        </>
      )}
    </>
  );
}

export default PerformanceStatsContainer;