import { content } from "@deadhead/content";
import { deliveryXp, loanerModel } from "@deadhead/sim";
import { useQuery } from "@tanstack/react-query";
import { useApi } from "../api/context";
import { useClock } from "../clock/clock";
import { formatCredits, formatDuration, locationName } from "../format";
import { goodName } from "../components/Goods";
import { distanceAt, tripRealMs } from "../game";
import { errorMessage, useGameAction, useLoadedPlayer } from "../state/actions";
import { usePreferences } from "../state/preferences";
import { RouteStrip } from "../components/RouteStrip";
import { Art, Button, Icon, Panel, Pill } from "../ui";

export const TUTORIAL_BOARD_KEY = ["board", "tutorial"] as const;

/** The id of the tutorial intro card in dismissed tips. */
export const INTRO_TIP = "tutorial-intro";

/** The company board during the tutorial (Step 9.3). */
export function TutorialBoard() {
  const api = useApi();
  const state = useLoadedPlayer();
  const now = useClock((s) => s.now);
  const board = useQuery({
    queryKey: TUTORIAL_BOARD_KEY,
    queryFn: () => api.call("getTutorialBoard", {}),
  });
  const fly = useGameAction("createDispatch");
  const runInFlight = state.tutorial?.runInFlight ?? false;
  const loaner = loanerModel(content);
  const firstRun = (state.tutorial?.runsCompleted ?? 0) === 0;
  // A one-time tip: dismissible, and back with "Show tips again" (CR-011).
  const introDismissed = usePreferences((p) => p.dismissedTips.includes(INTRO_TIP));
  const dismissTip = usePreferences((p) => p.dismissTip);

  if (board.isPending) return <p className="p-4 text-ink-400">Loading contracts…</p>;
  if (board.isError) {
    return (
      <div role="alert" className="flex items-center gap-3 p-4 text-rose-300">
        Could not load contracts.{" "}
        <Button variant="danger" size="sm" onClick={() => void board.refetch()}>
          Retry
        </Button>
      </div>
    );
  }

  return (
    <div className="space-y-4">
      {firstRun && !introDismissed && (
        <Panel aria-label="Intro" feature tone="amber" className="flex items-center gap-3 text-sm">
          <Art sprite={loaner.sprite} className="size-16 shrink-0 -rotate-12" />
          <div>
            <p className="font-display text-base font-bold text-amber-200">
              Halvorsen Lunar Freight needs a pilot.
            </p>
            <p className="text-ink-200">Their ship, your hands. Get the crates to the Moon.</p>
          </div>
          <button
            type="button"
            aria-label="Dismiss tip"
            onClick={() => dismissTip(INTRO_TIP)}
            className="ml-auto self-start rounded-md p-1 text-ink-400 hover:text-ink-100"
          >
            <Icon name="close" className="size-4" />
          </button>
        </Panel>
      )}
      <p className="text-sm text-ink-300">
        Company runs in the loaner {loaner.name}. You keep a share of each payout.
      </p>
      {runInFlight && (
        <p className="flex items-center gap-2 rounded-lg border border-cyan-400/40 bg-cyan-950/50 px-3 py-2 text-sm text-cyan-100">
          <Icon name="send" className="size-4 shrink-0 text-cyan-300" />
          Your run is in flight. Wait for it to land.
        </p>
      )}
      {fly.isError && (
        <p role="alert" className="text-sm text-rose-300">
          {errorMessage(fly.error)}
        </p>
      )}
      {board.data.contracts.length === 0 && (
        <p className="text-sm text-ink-400">No company runs left this period. Check back soon.</p>
      )}
      <ul className="grid gap-3 sm:grid-cols-2">
        {board.data.contracts.map((contract, index) => {
          // On the first run, suggest the lightest (fastest) contract.
          const suggested = firstRun && index === 0;
          const scripted = contract.scriptedId
            ? content.scriptedTutorialContracts.find((s) => s.id === contract.scriptedId)
            : undefined;
          const tripMs = tripRealMs(
            loaner,
            contract.originId,
            contract.destinationId,
            contract.massTonnes,
            now,
          );
          const xp = deliveryXp(
            distanceAt(contract.originId, contract.destinationId, now),
            contract.tier,
            content.config,
          );
          return (
            <Panel
              as="li"
              key={contract.id}
              data-suggested={suggested || undefined}
              data-scripted={scripted ? true : undefined}
              tone={scripted ? "fuchsia" : suggested ? "amber" : "default"}
              feature={Boolean(scripted) || suggested}
              className={`flex flex-col gap-2 ${suggested ? "shadow-glow-amber" : ""}`}
            >
              <div className="flex items-start justify-between gap-2">
                <span className="font-display font-bold tracking-wide">
                  {scripted ? (
                    <span className="text-fuchsia-200">{scripted.name}</span>
                  ) : (
                    <>
                      {locationName(contract.originId)} → {locationName(contract.destinationId)}
                    </>
                  )}
                  {suggested && (
                    <Pill tone="amber" icon="star" className="ml-2 align-middle">
                      Suggested
                    </Pill>
                  )}
                </span>
                <span className="flex items-center gap-1 text-sm whitespace-nowrap text-ink-300">
                  <Icon name="cargo" className="size-4 text-ink-400" />
                  {goodName(contract)} · {contract.massTonnes} t
                </span>
              </div>
              {scripted && (
                <p className="text-xs text-fuchsia-200">
                  {locationName(contract.originId)} → {locationName(contract.destinationId)} ·
                  double pay, no questions asked
                </p>
              )}
              <RouteStrip
                originId={contract.originId}
                destinationId={contract.destinationId}
                size="sm"
              />
              <div className="mt-auto flex items-end justify-between gap-2 border-t border-space-700/70 pt-2">
                <dl className="grid flex-1 grid-cols-3 gap-2 text-sm">
                  <div>
                    <dt className="font-display text-[10px] tracking-[0.16em] text-ink-400 uppercase">
                      Pay
                    </dt>
                    <dd
                      aria-label="Pay"
                      className="font-display text-base font-bold text-emerald-300 tabular-nums"
                    >
                      {formatCredits(contract.payout)}
                    </dd>
                  </div>
                  <div>
                    <dt className="font-display text-[10px] tracking-[0.16em] text-ink-400 uppercase">
                      Time
                    </dt>
                    <dd aria-label="Trip time" className="font-display text-base tabular-nums">
                      {formatDuration(tripMs)}
                    </dd>
                  </div>
                  <div>
                    <dt className="font-display text-[10px] tracking-[0.16em] text-ink-400 uppercase">
                      XP
                    </dt>
                    <dd
                      aria-label="XP"
                      className="font-display text-base text-violet-300 tabular-nums"
                    >
                      +{xp}
                    </dd>
                  </div>
                </dl>
                <Button
                  needsServer
                  size="sm"
                  disabled={runInFlight || fly.isPending}
                  onClick={() => fly.mutate({ kind: "tutorial", contractId: contract.id })}
                  className="shrink-0"
                >
                  Fly it
                </Button>
              </div>
            </Panel>
          );
        })}
      </ul>
    </div>
  );
}