import QRCode from "qrcode";
import { useEffect, useRef, useState, type FormEvent } from "react";
import { assetsApi } from "../api/assets";
import { packetsApi } from "../api/packets";
import type { BomLine, Guarded, LogRow, PacketDoc, PacketRead, PrintRow, QcHistoryRow, WorkOrder } from "../api/types";
import type { ReasonOptions } from "../components/ReasonSheet";
import { Sheet } from "../components/Sheet";
import { errorText, fmtTime } from "../lib/format";
import { DOC_KINDS, docKindLabel, ncrUrl, noteWithoutNcr } from "../lib/qc";
import { useLoad } from "../lib/useLoad";
import { MtrViewer } from "../warehouse/MtrViewer";
import { PullTable, ShortChip, type Write } from "../warehouse/PullTable";
import { ShortSheet } from "../warehouse/ShortSheet";
import { assetOfUrl, kioskCode, openPrint, printLineText } from "./closeUtil";
import { ShortReceipts } from "./ShortReceipts";
import { lineReceipts } from "./shopUtil";

export type Mutate = (
  fn: (g: Guarded) => Promise<PacketRead | null | undefined>,
  opts?: { sign?: string | undefined; ok?: string | undefined },
) => Promise<boolean>;

const show = (v: unknown) => (v === null || v === undefined || v === "" ? "-" : String(v));

/* ---------- Materials ---------- */

interface LineDraft {
  qty: string;
  part_id: string;
  description: string;
  material: string;
  length: string;
  dwg_ref: string;
}

const toDraft = (b: BomLine): LineDraft => ({
  qty: b.qty === null || b.qty === undefined ? "" : String(b.qty),
  part_id: b.part_id ?? "",
  description: b.description ?? "",
  material: b.material ?? "",
  length: b.length ?? "",
  dwg_ref: b.dwg_ref ?? "",
});

const EMPTY_LINE: LineDraft = { qty: "", part_id: "", description: "", material: "", length: "", dwg_ref: "" };

/**
 * The BOM. Clerical may edit the lines of a hand draft (PUT /bom, full replace). The warehouse gets the pull table
 * while the packet is with it. Anyone who may receive a short gets Receive on the line.
 */
export function MaterialsTab({
  p,
  mutate,
  busy,
  write,
  reload,
}: {
  p: PacketRead;
  mutate: Mutate;
  busy: boolean;
  write?: Write | undefined;
  reload?: (() => Promise<void>) | undefined;
}) {
  const editable = p.status === "draft" && p.source_kind === "hand" && p.can.includes("edit_bom");
  const [lines, setLines] = useState<LineDraft[] | null>(null);
  const [receiveFor, setReceiveFor] = useState<number | null>(null);
  const [viewFor, setViewFor] = useState<number | null>(null);
  const canReceive = p.can.includes("wh_receive_short") || p.can.includes("edit_bom");
  const set = (i: number, k: keyof LineDraft, v: string) => setLines((rows) => (rows ?? []).map((r, j) => (j === i ? { ...r, [k]: v } : r)));

  const save = async (e: FormEvent) => {
    e.preventDefault();
    if (!lines) return;
    const bom: BomLine[] = lines
      .filter((l) => l.part_id.trim() || l.description.trim())
      .map((l, i) => ({
        item: i + 1,
        qty: l.qty.trim() === "" ? null : Number(l.qty),
        part_id: l.part_id.trim() || null,
        description: l.description.trim() || null,
        material: l.material.trim() || null,
        length: l.length.trim() || null,
        dwg_ref: l.dwg_ref.trim() || null,
      }));
    const ok = await mutate((g) => packetsApi.putBom(p.id, p.version, bom, g), { ok: "BOM saved" });
    if (ok) setLines(null);
  };

  if (lines) {
    return (
      <form className="stack" onSubmit={save} noValidate>
        <div className="tw">
          <table className="edit">
            <thead>
              <tr>
                <th>Item</th>
                <th className="num">Qty</th>
                <th>Part ID</th>
                <th>Description</th>
                <th>Material</th>
                <th>Length</th>
                <th>Dwg ref</th>
                <th />
              </tr>
            </thead>
            <tbody>
              {lines.map((l, i) => (
                <tr key={i}>
                  <td className="mono">{i + 1}</td>
                  <td>
                    <input className="in sm num" aria-label={`Line ${i + 1} quantity`} inputMode="decimal" value={l.qty} onChange={(e) => set(i, "qty", e.target.value)} />
                  </td>
                  <td>
                    <input className="in sm mono" aria-label={`Line ${i + 1} part ID`} maxLength={60} value={l.part_id} onChange={(e) => set(i, "part_id", e.target.value)} />
                  </td>
                  <td>
                    <input className="in sm" aria-label={`Line ${i + 1} description`} maxLength={240} value={l.description} onChange={(e) => set(i, "description", e.target.value)} />
                  </td>
                  <td>
                    <input className="in sm" aria-label={`Line ${i + 1} material`} maxLength={120} value={l.material} onChange={(e) => set(i, "material", e.target.value)} />
                  </td>
                  <td>
                    <input className="in sm" aria-label={`Line ${i + 1} length`} maxLength={40} value={l.length} onChange={(e) => set(i, "length", e.target.value)} />
                  </td>
                  <td>
                    <input className="in sm" aria-label={`Line ${i + 1} drawing reference`} maxLength={60} value={l.dwg_ref} onChange={(e) => set(i, "dwg_ref", e.target.value)} />
                  </td>
                  <td>
                    <button className="btn sm ghost" type="button" aria-label={`Remove line ${i + 1}`} onClick={() => setLines((rows) => (rows ?? []).filter((_, j) => j !== i))}>
                      Remove
                    </button>
                  </td>
                </tr>
              ))}
            </tbody>
          </table>
        </div>
        <div className="sheet-acts start">
          <button className="btn sm" type="button" onClick={() => setLines((rows) => [...(rows ?? []), { ...EMPTY_LINE }])}>
            Add line
          </button>
          <span className="grow" />
          <button className="btn ghost" type="button" onClick={() => setLines(null)}>
            Cancel
          </button>
          <button className="btn pri" type="submit" disabled={busy}>
            Save BOM
          </button>
        </div>
      </form>
    );
  }

  if (p.status === "warehouse" && p.can.includes("edit_bom") && write && reload) {
    return <PullTable p={p} write={write} reload={reload} busy={busy} />;
  }

  const receiving = receiveFor === null ? undefined : p.bom.find((b) => b.item === receiveFor);
  const viewed = viewFor === null ? undefined : p.bom.find((b) => b.item === viewFor);
  const receive = async (item: number, body: Parameters<typeof packetsApi.receiveShort>[2]): Promise<string | null> => {
    if (!write) return "Receiving is not available here.";
    const r = await write((g) => packetsApi.receiveShort(p.id, item, body, g));
    if (r.ok || r.err === undefined) return null;
    return errorText(r.err);
  };

  return (
    <div className="stack">
      {editable ? (
        <div className="sec-h flush">
          <span className="small muted">This packet was made by hand. Clerical can change its lines while it is a draft.</span>
          <span className="grow" />
          <button className="btn sm" type="button" onClick={() => setLines(p.bom.length ? p.bom.map(toDraft) : [{ ...EMPTY_LINE }])}>
            Edit lines
          </button>
        </div>
      ) : null}
      {(p.shorts_unapproved ?? 0) > 0 ? (
        <div className="small due soon" data-testid="shorts-unapproved">
          {p.shorts_unapproved === 1 ? "1 short is" : `${p.shorts_unapproved} shorts are`} still to receive or approve. The department supervisor approves every
          received short before the packet can be complete.
        </div>
      ) : null}
      {p.bom.length ? (
        <div className="tw">
          <table>
            <thead>
              <tr>
                <th>Item</th>
                <th className="num">Qty</th>
                <th>Part ID</th>
                <th>Description</th>
                <th>Material</th>
                <th>Length</th>
                <th>Heat</th>
                <th>Pulled</th>
              </tr>
            </thead>
            <tbody>
              {p.bom.map((b) => (
                <tr key={b.id ?? b.item} className={b.na ? "muted" : undefined}>
                  <td>
                    <span className="balloon">{b.item}</span>
                  </td>
                  <td className="num">{show(b.qty)}</td>
                  <td className="mono small">{show(b.part_id)}</td>
                  <td>
                    {show(b.description)}
                    {b.dwg_ref ? <div className="sub">Dwg ref {b.dwg_ref}</div> : null}
                  </td>
                  <td className="small">{show(b.material)}</td>
                  <td className="small">{show(b.length)}</td>
                  <td className="mono small">
                    {show(b.heat)}
                    {b.mtr_asset_id ? (
                      <>
                        {" "}
                        <button type="button" className="lnk small" onClick={() => setViewFor(b.item)}>
                          MTR
                        </button>
                        {!p.removed ? (
                          <>
                            {" "}
                            <button
                              type="button"
                              className="btn sm ghost"
                              title={`Print the MTR of item ${b.item}`}
                              onClick={() => openPrint(p.id, "doc", { asset: b.mtr_asset_id ?? undefined })}
                            >
                              Print
                            </button>
                          </>
                        ) : null}
                      </>
                    ) : null}
                  </td>
                  <td>
                    {b.short ? (
                      <div className="stack tight">
                        <ShortChip s={b.short} />
                        {canReceive && write ? (
                          <button className="btn sm pri" type="button" disabled={busy} onClick={() => setReceiveFor(b.item)}>
                            Receive
                          </button>
                        ) : null}
                        <ShortReceipts p={p} receipts={lineReceipts(p, b)} item={b.item} busy={busy} mutate={mutate} />
                      </div>
                    ) : lineReceipts(p, b).length ? (
                      <div className="stack tight">
                        <span className="pill st-ok">Short received</span>
                        <ShortReceipts p={p} receipts={lineReceipts(p, b)} item={b.item} busy={busy} mutate={mutate} />
                      </div>
                    ) : b.na ? (
                      <span className="pill st-filed">N/A</span>
                    ) : b.pulled ? (
                      <span className="pill st-ok">Pulled</span>
                    ) : (
                      <span className="muted small">Not yet</span>
                    )}
                  </td>
                </tr>
              ))}
            </tbody>
          </table>
        </div>
      ) : (
        <div className="empty">No BOM lines on this packet.</div>
      )}
      {receiving ? (
        <ShortSheet mode="receive" line={receiving} onClose={() => setReceiveFor(null)} onReceive={(body) => receive(receiving.item, body)} />
      ) : null}
      {viewed?.mtr_asset_id ? (
        <MtrViewer assetId={viewed.mtr_asset_id} title={`MTR · item ${viewed.item}${viewed.heat ? ` · ${viewed.heat}` : ""}`} onClose={() => setViewFor(null)} />
      ) : null}
    </div>
  );
}

/* ---------- Work orders ---------- */

function woKey(w: Pick<WorkOrder, "wo_base" | "lot" | "split" | "sub">): string {
  return `${w.wo_base}/${w.lot}/${w.split}/${w.sub}`;
}

function Qr({ text }: { text: string }) {
  const ref = useRef<HTMLCanvasElement>(null);
  const [failed, setFailed] = useState(false);
  useEffect(() => {
    const c = ref.current;
    if (!c) return;
    let ok = true;
    try {
      QRCode.toCanvas(c, text, { width: 128, margin: 1, errorCorrectionLevel: "M" }).catch(() => {
        if (ok) setFailed(true);
      });
    } catch {
      setFailed(true);
    }
    return () => {
      ok = false;
    };
  }, [text]);
  return (
    <div className="code">
      {failed ? <span className="small muted">No QR</span> : <canvas ref={ref} role="img" aria-label={`QR code ${text}`} />}
    </div>
  );
}

/** The work orders, the kiosk QR code of each (as the old ticketsTab), and the traveler print. */
export function WorkOrdersTab({ p }: { p: PacketRead }) {
  if (!p.work_orders.length) return <div className="empty">No work orders on this packet.</div>;
  return (
    <div className="stack">
      <div className="callout flush">
        <div className="acts center">
          <span className="grow">
            Scan a code at the labor kiosk to clock on in Visual. Codes are rebuilt from the packet (WO · lot · split · sub · seq), same as the printed overlay.
          </span>
          {!p.removed ? (
            <>
              <button className="btn" type="button" onClick={() => openPrint(p.id, "traveler")}>
                Print traveler
              </button>
              <a className="btn ghost" href={packetsApi.pdfUrl(p.id, "traveler")} target="_blank" rel="noopener">
                Traveler (PDF)
              </a>
            </>
          ) : null}
        </div>
      </div>
      <div className="tw">
        <table>
          <thead>
            <tr>
              <th>WO</th>
              <th>Lot</th>
              <th>Split</th>
              <th>Sub</th>
              <th>Seq</th>
              <th>Operation</th>
              <th className="num">Qty</th>
              <th className="num">Target hrs</th>
            </tr>
          </thead>
          <tbody>
            {p.work_orders.map((w) => (
              <tr key={w.id ?? woKey(w)} className={w.gone_at ? "muted" : undefined}>
                <td className="mono">{w.wo_base}</td>
                <td className="mono">{w.lot}</td>
                <td className="mono">{w.split}</td>
                <td className="mono">{w.sub}</td>
                <td className="mono">{show(w.seq)}</td>
                <td>{show(w.op)}</td>
                <td className="num">{show(w.qty)}</td>
                <td className="num">{show(w.target_hrs)}</td>
              </tr>
            ))}
          </tbody>
        </table>
      </div>
      <div className="qrs">
        {p.work_orders.map((w) => {
          const code = kioskCode(w);
          return (
            <div key={w.id ?? woKey(w)} className="qr">
              <Qr text={code} />
              <div className="txt">
                <div className="wo">{w.wo_base}</div>
                <div className="small">
                  Lot <b className="mono">{w.lot}</b> · Seq <b className="mono">{show(w.seq)}</b> {w.op ?? ""}
                </div>
                <div className="small">
                  Target <b className="mono">{show(w.target_hrs)} h</b> · Qty <b className="mono">{show(w.qty)}</b>
                </div>
                <div className="mono small" data-testid="kiosk-code">
                  {code}
                </div>
              </div>
            </div>
          );
        })}
      </div>
    </div>
  );
}

/* ---------- Documents ---------- */

type AskReason = (opts: ReasonOptions) => Promise<string | null>;

const openBlob = (url: string) => {
  window.open(url, "_blank", "noopener,noreferrer");
};

/** The add sheet: type, title, note and the file. Uploads, then adds; errors stay in the sheet. */
function AddDocSheet({ p, sub, write, onDone, onCancel }: { p: PacketRead; sub: string; write: Write; onDone: () => void; onCancel: () => void }) {
  const [kind, setKind] = useState(DOC_KINDS[0]?.[0] ?? "other");
  const [title, setTitle] = useState("");
  const [note, setNote] = useState("");
  const [file, setFile] = useState<File | null>(null);
  const [error, setError] = useState<string | null>(null);
  const [working, setWorking] = useState(false);

  const add = async (e: FormEvent) => {
    e.preventDefault();
    setError(null);
    if (!file) {
      setError("Choose the file to add.");
      return;
    }
    setWorking(true);
    try {
      const asset = await assetsApi.upload(file, { packet_id: p.id, purpose: "document" });
      const t = title.trim();
      const n = note.trim();
      const r = await write((g) => packetsApi.addDoc(p.id, { asset_id: asset.id, kind, ...(t ? { title: t } : {}), ...(n ? { note: n } : {}), ...g }));
      if (r.ok) onDone();
      else if (r.err !== undefined) setError(errorText(r.err));
    } catch (err) {
      setError(errorText(err));
    } finally {
      setWorking(false);
    }
  };

  return (
    <Sheet title="Add a document" sub={sub} onClose={onCancel}>
      <form className="stack" onSubmit={add} noValidate>
        <label className="f">
          Type
          <select aria-label="Type" className="in" value={kind} onChange={(e) => setKind(e.target.value)}>
            {DOC_KINDS.map(([v, l]) => (
              <option key={v} value={v}>
                {l}
              </option>
            ))}
          </select>
        </label>
        <label className="f">
          Title
          <input aria-label="Title" className="in" value={title} maxLength={140} placeholder="e.g. RT report, welds W1-W6" onChange={(e) => setTitle(e.target.value)} />
        </label>
        <label className="f">
          Note (optional)
          <input aria-label="Note (optional)" className="in" value={note} maxLength={300} placeholder="Report no., inspector, result" onChange={(e) => setNote(e.target.value)} />
        </label>
        <label className="f">
          File (PDF, PNG or JPG, up to 25 MB)
          <input
            aria-label="File (PDF, PNG or JPG, up to 25 MB)"
            className="in"
            type="file"
            accept="application/pdf,image/png,image/jpeg"
            onChange={(e) => setFile(e.target.files?.[0] ?? null)}
          />
        </label>
        {error ? (
          <div className="callout warn flush" role="alert">
            {error}
          </div>
        ) : null}
        <div className="sheet-acts">
          <button className="btn ghost" type="button" onClick={onCancel}>
            Cancel
          </button>
          <button className="btn pri" type="submit" disabled={working}>
            {working ? "Uploading" : "Add to packet"}
          </button>
        </div>
      </form>
    </Sheet>
  );
}

function DocRow({
  d,
  old,
  canRemove,
  busy,
  onOut,
  onPrint,
}: {
  d: PacketDoc;
  old: boolean;
  canRemove: boolean;
  busy: boolean;
  onOut: () => void;
  onPrint?: (() => void) | undefined;
}) {
  const label = d.kind_label || docKindLabel(d.kind);
  const meta = [d.file_name || null, `added by ${d.added_by?.display_name ?? "-"} ${fmtTime(d.added_at)}`, d.note || null].filter((x): x is string => !!x);
  return (
    <div className={`qcdoc${old ? " old" : ""}`}>
      <div className="m">
        <div>
          <span className="pill st-ready">{label}</span> <b>{d.title || label}</b>
        </div>
        <div className="small muted">{meta.join(" · ")}</div>
        {old && d.removed ? (
          <div className="small due soon">
            Taken out of the data book by {d.removed.by?.display_name ?? "-"} {fmtTime(d.removed.at)}: {d.removed.reason ?? ""}
          </div>
        ) : null}
      </div>
      <div className="a">
        <button className="btn sm" type="button" onClick={() => openBlob(d.url)}>
          View
        </button>
        {!old && onPrint ? (
          <button className="btn sm" type="button" onClick={onPrint}>
            Print
          </button>
        ) : null}
        {!old && canRemove ? (
          <button className="btn sm ghost" type="button" disabled={busy} onClick={onOut}>
            Take out of data book
          </button>
        ) : null}
      </div>
    </div>
  );
}

/**
 * The documents for the data book (the old pdocsTab): reports Q.C. and Clerical add. Nothing is deleted; a take-out
 * keeps the row with the reason. Below them the unit's and the project's Q.C. folder documents, read-only.
 */
export function DocumentsTab({
  p,
  mutate,
  busy,
  write,
  askReason,
  sub,
}: {
  p: PacketRead;
  mutate: Mutate;
  busy: boolean;
  write: Write;
  askReason: AskReason;
  sub: string;
}) {
  const canAdd = p.can.includes("doc_add");
  const canRemove = p.can.includes("doc_remove");
  const [adding, setAdding] = useState(false);
  const [showOld, setShowOld] = useState(false);
  const live = p.docs.filter((d) => !d.removed);
  const gone = p.docs.filter((d) => !!d.removed);
  const folder = p.qc_folder_docs ?? [];

  const takeOut = async (d: PacketDoc) => {
    const reason = await askReason({
      title: "Take out of the data book",
      sub: d.title || docKindLabel(d.kind),
      note: "The file and this record are kept and shown under taken out. Say why.",
      placeholder: "e.g. wrong packet, superseded by a new report",
      min: 3,
      max: 200,
      danger: true,
      submitLabel: "Take out",
    });
    if (reason === null) return;
    await mutate((g) => packetsApi.removeDoc(p.id, d.id, { reason, ...g }), { ok: "Taken out of the data book." });
  };

  return (
    <div className="stack">
      <section className="sec" aria-label="Documents for the data book">
        <div className="sec-h">
          <h2>Documents for the data book</h2>
          <span className="ct">{live.length} on this packet</span>
          <span className="grow" />
          {canAdd ? (
            <button className="btn pri sm" type="button" disabled={busy} onClick={() => setAdding(true)}>
              <span aria-hidden="true">＋ </span>Add document
            </button>
          ) : null}
        </div>
        <div className="small muted mb8">
          NDE, hydrotest, dimensional, PMI and coating reports, certificates, customer inspection reports and NCRs. They go into the data book export with the unit&apos;s
          ITP and Q.C. folder documents. Drawings are never added here. They only come from M-Files.
        </div>
        <div className="qcdocs">
          {live.length ? (
            live.map((d) => (
              <DocRow
                key={d.id}
                d={d}
                old={false}
                canRemove={canRemove}
                busy={busy}
                onOut={() => void takeOut(d)}
                onPrint={p.removed ? undefined : () => openPrint(p.id, "doc", { asset: d.asset_id })}
              />
            ))
          ) : (
            <div className="empty slim">No documents added to this packet yet.{canAdd ? " Use Add document." : " Q.C. or Clerical add them."}</div>
          )}
        </div>
        {gone.length ? (
          <div className="stack tight mt8">
            <div>
              <button className="lnk small" type="button" aria-expanded={showOld} onClick={() => setShowOld((v) => !v)}>
                {showOld ? "Hide" : "Show"} {gone.length} taken out
              </button>
            </div>
            {showOld ? (
              <div className="qcdocs">
                {gone.map((d) => (
                  <DocRow key={d.id} d={d} old canRemove={false} busy={busy} onOut={() => undefined} />
                ))}
              </div>
            ) : null}
          </div>
        ) : null}
      </section>

      <section className="sec" aria-label="Also in the data book from the Q.C. folder">
        <div className="sec-h">
          <h2>Also in the data book from the Q.C. folder</h2>
          <span className="ct">{p.unit.number}</span>
        </div>
        <div className="qcdocs">
          {folder.length ? (
            folder.map((d) => (
              <div key={d.id} className="qcdoc">
                <div className="m">
                  <span className="pill st-ready">{d.type}</span> <b>{d.title || d.type}</b>
                  {d.rev ? ` Rev ${d.rev}` : ""} <span className="small muted">{d.scope === "project" ? "from the project" : "this unit"}</span>
                </div>
                <div className="a">
                  <button className="btn sm" type="button" onClick={() => openBlob(d.url)}>
                    View
                  </button>
                  {!p.removed ? (
                    <button className="btn sm" type="button" onClick={() => openPrint(p.id, "doc", { asset: d.asset_id ?? assetOfUrl(d.url) })}>
                      Print
                    </button>
                  ) : null}
                </div>
              </div>
            ))
          ) : (
            <div className="empty slim">No ITP or Q.C. folder documents for this unit yet. Q.C. adds them under Project folders on the Q.C. screen.</div>
          )}
        </div>
      </section>

      {adding ? <AddDocSheet p={p} sub={sub} write={write} onDone={() => setAdding(false)} onCancel={() => setAdding(false)} /> : null}
    </div>
  );
}

/* ---------- History ---------- */

/** GET /log, newest first. IT edits and signatures are marked. The closed Q.C. inspections sit above the log. */
export function HistoryTab({ p }: { p: PacketRead }) {
  const [load] = useLoad((s) => packetsApi.log(p.id, { limit: 300 }, s), `${p.id}:${p.version}`);
  return (
    <div className="stack">
      <QcInspections rows={p.qc_history} />
      {load.state === "loading" ? (
        <div className="empty slim">Loading</div>
      ) : load.state === "error" ? (
        <div className="callout warn">{load.message}</div>
      ) : load.data.length ? (
        <LogTable rows={load.data} />
      ) : (
        <div className="empty slim">Nothing recorded yet.</div>
      )}
      <PrintsList p={p} />
    </div>
  );
}

/** GET /prints: the printed copies and exports of this packet, newest first. */
function PrintsList({ p }: { p: PacketRead }) {
  const [load] = useLoad((s) => packetsApi.prints(p.id, s), `${p.id}:${p.version}`);
  return (
    <section className="sec" aria-label="Printed copies and exports">
      <div className="sec-h">
        <h2>Printed copies and exports</h2>
        {load.state === "ok" ? <span className="ct">{load.data.length}</span> : null}
      </div>
      {load.state === "loading" ? (
        <div className="empty slim">Loading</div>
      ) : load.state === "error" ? (
        <div className="callout warn">{load.message}</div>
      ) : load.data.length ? (
        <ul className="prints">
          {load.data.map((r) => (
            <PrintLine key={r.id} r={r} />
          ))}
        </ul>
      ) : (
        <div className="empty slim">Nothing printed yet.</div>
      )}
    </section>
  );
}

function PrintLine({ r }: { r: PrintRow }) {
  return <li className="small">{printLineText(r)}</li>;
}

/** One row per closed Q.C. inspection, oldest first. */
function QcInspections({ rows }: { rows: QcHistoryRow[] }) {
  if (!rows.length) return null;
  return (
    <section className="sec" aria-label="Q.C. inspections">
      <div className="sec-h">
        <h2>Q.C. inspections</h2>
        <span className="ct">{rows.length}</span>
      </div>
      <div className="qcdocs">
        {rows.map((h) => {
          const ok = h.result === "accepted";
          const who = h.inspector || h.by?.display_name || "";
          const note = noteWithoutNcr(h.note, h.ncr);
          const welds = h.rejected_welds ?? [];
          const tail = [welds.length ? `Rejected welds: ${welds.join(", ")}` : null, h.location ? `Spool at ${h.location}` : null].filter((x): x is string => !!x);
          return (
            <div key={h.id} className="qcdoc qchist">
              <div className="m">
                <div>
                  <span className={`pill ${ok ? "st-in_progress" : "st-review"}`}>{String(h.result ?? "").toUpperCase()}</span>{" "}
                  <span className="small mono">
                    {h.sent_at ? `${fmtTime(h.sent_at)} → ` : ""}
                    {fmtTime(h.at)}
                  </span>
                  {who ? <b> {who}</b> : null}
                  {h.dept_code ? <span className="small muted"> · {h.dept_code}</span> : null}
                </div>
                {note ? <div className="small">{note}</div> : null}
                {h.ncr || tail.length ? (
                  <div className="small muted">
                    {h.ncr ? (
                      <a className="lnk" href={ncrUrl(h.ncr)} target="_blank" rel="noopener noreferrer">
                        NCR {h.ncr}
                      </a>
                    ) : null}
                    {h.ncr && tail.length ? " · " : ""}
                    {tail.join(" · ")}
                  </div>
                ) : null}
              </div>
            </div>
          );
        })}
      </div>
    </section>
  );
}

function LogTable({ rows }: { rows: LogRow[] }) {
  return (
    <div className="tw">
      <table>
        <thead>
          <tr>
            <th>When</th>
            <th>Who</th>
            <th>What</th>
            <th>Note</th>
          </tr>
        </thead>
        <tbody>
          {rows.map((r) => (
            <tr key={r.id}>
              <td className="small mono nowrap">{fmtTime(r.at)}</td>
              <td className="small">
                {r.by?.display_name ?? "System"}
                {r.role ? <div className="sub">{r.role}</div> : null}
              </td>
              <td>
                {r.action}
                {r.signed ? <span className="pill st-ok">Signed</span> : null}
                {r.it_reason ? <span className="pill st-warehouse">IT edit</span> : null}
              </td>
              <td className="small">
                {r.note ?? ""}
                {r.it_reason ? <div className="sub">IT reason: {r.it_reason}</div> : null}
              </td>
            </tr>
          ))}
        </tbody>
      </table>
    </div>
  );
}