// Public, read-only site: the live server, bans, gags/mutes, staff with their rank changes, and
// playtime (playtime.js). The API leaves out who issued penalties and IPs; nothing here can change
// anything. Signed-in staff see the same as everyone; their extras are on the staff panel.

const PAGES = [
  { id: "server", label: "Server" },
  // Once PlaytimeHistory has recorded something. Staff figures are on the staff panel only.
  { id: "playtime", label: "Playtime", show: () => state.me?.playtime === "on" },
  { id: "bans", label: "Bans" },
  { id: "comms", label: "Gags & Mutes" },
  { id: "staff", label: "Staff" },
];

// me is null until /api/me answers.
const state = { page: "server", banFilter: "active", commFilter: "active", query: "", num: 1, me: null };

function siteName(title) {
  const i = title.indexOf(".");
  return i > 0 ? `${esc(title.slice(0, i))}<span>.</span>${esc(title.slice(i + 1))}` : esc(title);
}

/* ---------- Server ---------- */

async function server() {
  const v = $("#view");
  let s;
  try { s = await api("/api/public/server"); } catch (err) { v.innerHTML = errorBox(err); return; }
  if (state.page !== "server") return;
  if (!s.online) {
    v.innerHTML = `<div class="live"><div><p class="live-host">The server is offline or restarting.</p><div class="live-map">Offline</div></div></div>`;
    return;
  }
  const side = (team, name, score) => {
    const list = s.players.filter((p) => p.team === team).sort((a, b) => b.kills - a.kills);
    const humans = list.filter((p) => !p.bot).length;
    return `<section class="panel side ${team === 3 ? "ct" : "t"}">
      <div class="panel-head">
        <div><h2>${name}</h2><p>${humans} ${humans === 1 ? "player" : "players"}${list.length > humans ? `, ${list.length - humans} ${list.length - humans === 1 ? "bot" : "bots"}` : ""}</p></div>
        ${s.warmup ? '<span class="side-warmup">Warmup</span>' : `<div class="side-score"><b>${score}</b><small>${score === 1 ? "round" : "rounds"} won</small></div>`}
      </div>
      ${list.length ? `<table>
        <thead><tr><th>Player</th><th class="num">Kills</th><th class="num">Deaths</th><th class="num hide-sm">Ping</th></tr></thead>
        <tbody>
        ${list.map((p) => `<tr ${p.bot ? "" : `class="clickable" data-player="${esc(p.steamid)}"`}>
          <td><div class="who"><div><b>${esc(p.name)}</b>${p.bot ? '<span class="sid">Bot</span>' : p.rank ? rankTag(p.rank) : ""}</div></div></td>
          <td class="num">${p.kills}</td>
          <td class="num">${p.deaths}</td>
          <td class="num hide-sm muted">${p.bot ? "" : p.ping}</td>
        </tr>`).join("")}
        </tbody>
      </table>` : '<div class="empty">Nobody on this team.</div>'}
    </section>`;
  };
  const spectators = s.players.filter((p) => p.team !== 2 && p.team !== 3 && !p.bot);
  v.innerHTML = `
  <div class="live">
    <div>
      <p class="live-host"><span class="dot"></span>${esc(s.hostname)}${s.warmup ? ", warmup" : ""}</p>
      <div class="live-map">${esc(s.map)}</div>
    </div>
    <div class="live-stats">
      <div><b>${s.count}<span class="faint">/${s.maxPlayers}</span></b><small>Players</small></div>
      <div><b><span class="team t score">${s.scoreT}</span> <span class="faint">:</span> <span class="team ct score">${s.scoreCt}</span></b><small>${s.warmup ? "Warmup, no rounds yet" : "Rounds won, T vs CT"}</small></div>
      <div><b>${s.staffOnline}</b><small>Staff online</small></div>
    </div>
    ${s.address ? `<div class="live-join">
      <a class="btn primary" href="steam://connect/${esc(s.address)}">Join server</a>
      <small class="muted">or type <b>connect ${esc(s.address)}</b> in the console</small>
    </div>` : ""}
  </div>
  <div class="sides">
    ${side(3, "Counter-Terrorists", s.scoreCt)}
    ${side(2, "Terrorists", s.scoreT)}
  </div>
  ${spectators.length ? `<p class="muted" style="margin-top:16px">Spectating: ${spectators.map((p) => esc(p.name)).join(", ")}</p>` : ""}`;
}

/* ---------- Bans and comms ---------- */

function publicTable(rows, kind) {
  if (!rows.length) {
    return `<div class="empty">${state.query ? `Nobody matches "${esc(state.query)}". Try the full SteamID64.` : "Nothing in this view."}</div>`;
  }
  return `<table>
    <thead><tr>
      <th>Player</th>
      ${kind === "comm" ? "<th>Type</th>" : ""}
      <th>Reason</th>
      <th>Length</th>
      <th class="hide-sm">Issued</th>
      <th>Status</th>
    </tr></thead>
    <tbody>
    ${rows.map((p) => `<tr ${p.steamid ? `class="clickable" data-player="${esc(p.steamid)}"` : ""}>
      <td><div class="who"><div><b>${esc(p.name || "Unknown")}</b><span class="sid">${esc(p.steamid)}</span></div></div></td>
      ${kind === "comm" ? `<td><span class="tag amber" title="${COMM_HELP[p.type]}">${COMM_LABEL[p.type]}</span></td>` : ""}
      <td>${esc(p.reason)}</td>
      <td>${termCell(p)}</td>
      <td class="hide-sm">${fmtDate(p.created)}</td>
      <td>${statusTag(p)}</td>
    </tr>`).join("")}
    </tbody>
  </table>`;
}

async function loadResults() {
  const box = $("#results");
  if (!box) return;
  const bans = state.page === "bans";
  const path = bans ? "/api/public/bans" : "/api/public/comms";
  const status = bans ? state.banFilter : state.commFilter;
  const want = `${state.page}|${status}|${state.query}|${state.num}`;
  loadResults.want = want;
  try {
    const list = await api(path + qs({ status, q: state.query, page: state.num }));
    if (loadResults.want !== want) return;
    box.innerHTML = publicTable(list.items, bans ? "ban" : "comm") + pager(list);
  } catch (err) {
    box.innerHTML = errorBox(err);
  }
}

function bans() {
  $("#view").innerHTML = `
  <div class="page-head">
    <div><h1>Bans</h1></div>
  </div>
  <section class="panel">
    <div class="toolbar">
      ${searchBox("Search by name, SteamID64 or reason", state.query)}
      ${segmented("banFilter", state.banFilter, [["active", "Active"], ["expired", "Expired"], ["lifted", "Lifted"], ["all", "All"]])}
    </div>
    <div class="table-wrap" id="results">${loading()}</div>
  </section>`;
  loadResults();
}

function comms() {
  $("#view").innerHTML = `
  <div class="page-head">
    <div><h1>Gags & mutes</h1></div>
  </div>
  <section class="panel">
    <div class="toolbar">
      ${searchBox("Search by name, SteamID64 or reason", state.query)}
      ${segmented("commFilter", state.commFilter, [["active", "Active"], ["GAG", "Gags"], ["MUTE", "Mutes"], ["SILENCE", "Silences"], ["expired", "Expired"], ["all", "All"]])}
    </div>
    <div class="table-wrap" id="results">${loading()}</div>
  </section>`;
  loadResults();
}

/* ---------- Staff ---------- */

async function staff() {
  const v = $("#view");
  v.innerHTML = loading();
  let data;
  try { data = await api("/api/public/staff"); } catch (err) { v.innerHTML = errorBox(err); return; }
  if (state.page !== "staff") return;
  const rankRow = (g) => `<div class="crew-row" style="--c:${esc(g.color)}">
      <div class="crew-rank"><h2><span class="rank" style="font:inherit"><i></i>${esc(g.label)}</span></h2>${g.about ? `<p>${esc(g.about)}</p>` : ""}</div>
      <ul class="crew">
        ${g.members.map((p) => `<li>
          <a href="${steamProfile(p.steamid)}" target="_blank" rel="noopener">
            ${avatar(p.steamid, p.name)}
            <span><b>${esc(p.name)}</b><small>${p.online ? '<span class="dot"></span>On the server' : "Steam profile"}</small></span>
          </a>
        </li>`).join("")}
      </ul>
    </div>`;
  const staffGroups = data.groups.filter((g) => !g.supporter);
  const supporters = data.groups.filter((g) => g.supporter);
  v.innerHTML = `
  <div class="page-head">
    <div><h1>Staff</h1></div>
  </div>
  ${staffGroups.length ? `<section class="panel crew-panel">${staffGroups.map(rankRow).join("")}</section>` : '<div class="empty">No staff are listed yet.</div>'}
  ${supporters.length ? `<h2 class="crew-sep">Supporters</h2><section class="panel crew-panel">${supporters.map(rankRow).join("")}</section>` : ""}
  <h2 class="crew-sep">Rank changes</h2>
  <section class="panel"><div class="table-wrap" id="rank-log">${loading()}</div></section>`;
  loadRankLog();
}

// The database's added/removed are shown as promotions/demotions too: gaining or losing a rank.
const RANK_CHANGE = {
  added: ["Promoted", "green"],
  promoted: ["Promoted", "green"],
  demoted: ["Demoted", "amber"],
  changed: ["Moved", ""],
  removed: ["Demoted", "amber"],
};

async function loadRankLog() {
  const box = $("#rank-log");
  if (!box) return;
  const want = state.num;
  loadRankLog.want = want;
  let list;
  try { list = await api("/api/public/ranks" + qs({ page: state.num })); } catch (err) { box.innerHTML = errorBox(err); return; }
  if (loadRankLog.want !== want || !$("#rank-log")) return;
  if (!list.items.length) { box.innerHTML = '<div class="empty">No rank changes recorded yet.</div>'; return; }
  box.innerHTML = `<table>
    <thead><tr><th>Player</th><th>Change</th><th class="hide-sm">By</th><th>When</th></tr></thead>
    <tbody>
    ${list.items.map((c) => {
      const [label, tone] = RANK_CHANGE[c.kind] || [c.kind, ""];
      const by = c.adminSteamid
        ? `<a href="${steamProfile(c.adminSteamid)}" target="_blank" rel="noopener">${esc(c.admin)}</a>`
        : esc(c.admin);
      return `<tr class="clickable" data-player="${esc(c.steamid)}">
        <td><div class="who"><div><b>${esc(c.name || "Unknown")}</b><span class="sid">${esc(c.steamid)}</span></div></div></td>
        <td><div class="rank-move"><span class="tag ${tone}">${label}</span>${rankTag(c.old)}<span class="faint" aria-label="to">→</span>${rankTag(c.new)}</div></td>
        <td class="hide-sm">${by}${c.source === "game" ? ' <span class="faint">in game</span>' : ""}</td>
        <td>${fmtDate(c.created)}</td>
      </tr>`;
    }).join("")}
    </tbody>
  </table>` + pager(list);
}

/* ---------- Player lookup (read-only) ---------- */

async function openPlayer(sid) {
  $("#drawer-root").innerHTML = `<div class="scrim" data-close></div><aside class="drawer" role="dialog" aria-modal="true">${loading()}</aside>`;
  let p;
  try { p = await api(`/api/public/players/${encodeURIComponent(sid)}`); } catch (err) {
    $(".drawer").innerHTML = errorBox(err);
    return;
  }
  const history = [...p.bans, ...p.comms].sort((a, b) => new Date(b.created) - new Date(a.created));
  const now = history.filter((h) => h.status === "active");
  const label = (h) => (h.kind === "ban" ? "Ban" : COMM_LABEL[h.type]);
  const name = p.name || "Unknown player";
  $("#drawer-root").innerHTML = `
  <div class="scrim" data-close></div>
  <aside class="drawer" role="dialog" aria-modal="true" aria-label="${esc(name)}">
    <div class="drawer-head">
      <span class="avatar lg">${initial(name)}</span>
      <div><h2>${esc(name)}</h2><span class="sid">${esc(p.steamid)} · <a href="${steamProfile(p.steamid)}" target="_blank" rel="noopener">Steam profile</a></span>${p.rank ? `<div>${rankTag(p.rank)}</div>` : ""}</div>
      <button class="close" type="button" data-close aria-label="Close">×</button>
    </div>
    ${now.length || p.online ? `<section>
      <div class="chips">${p.online ? '<span class="tag">On the server</span>' : ""}${now.map((h) => `<span class="tag ${h.kind === "ban" ? "red" : "amber"}">${h.kind === "ban" ? "Banned" : COMM_HELP[h.type]}${h.duration ? `, ${fmtLeft(served(h).left)}` : ", permanently"}</span>`).join("")}</div>
    </section>` : ""}
    ${ptDrawer(p.playtime, p.online)}
    <section>
      <h3>History</h3>
      ${history.length ? `<ul class="history">${history.map((h) => `<li>
        <div class="top"><span><b>${label(h)}</b> <span class="muted">${fmtDate(h.created)}</span></span>${statusTag(h)}</div>
        <div>${esc(h.reason)}</div>
        ${termCell(h)}
      </li>`).join("")}</ul>` : '<p class="muted" style="margin:0">No bans, gags or mutes on record.</p>'}
    </section>
  </aside>`;
  $(".drawer .close").focus();
}

/* ---------- Routing & events ---------- */

function playtime() {
  if (!state.me) { $("#view").innerHTML = loading(); return; }
  ptPage(state.me, () => state.page === "playtime");
}

const RENDER = { server, bans, comms, staff, playtime };

// A page is shown if it has no condition, or (once /api/me has answered) meets it.
const pageShown = (p) => !p.show || p.show();

function route() {
  const [page, query] = location.hash.slice(1).split("?");
  const def = PAGES.find((p) => p.id === page);
  state.page = def && (pageShown(def) || !state.me) ? page : "server";
  // A link like #bans?q=<steamid> (from a staff notification) opens the list searching for that
  // player, showing every status so lifted and expired ones are there too.
  const q = new URLSearchParams(query || "").get("q");
  if (q && (state.page === "bans" || state.page === "comms")) {
    state.query = q.slice(0, 64);
    state.num = 1;
    state[state.page === "bans" ? "banFilter" : "commFilter"] = "all";
  }
  $("#nav-links").innerHTML = PAGES.filter(pageShown).map((p) => `<li><a href="#${p.id}" ${p.id === state.page ? 'aria-current="page"' : ""}>${p.label}</a></li>`).join("");
  RENDER[state.page]();
}

window.addEventListener("hashchange", () => { state.query = ""; state.num = 1; route(); window.scrollTo(0, 0); });

const search = debounce(() => loadResults(), 250);
document.addEventListener("input", (e) => {
  if (e.target.id === "q") { state.query = e.target.value; state.num = 1; search(); }
});

document.addEventListener("click", (e) => {
  const t = e.target;
  const seg = t.closest("[data-seg] button");
  if (seg && seg.parentElement.dataset.seg.startsWith("pt")) return; // playtime.js
  if (seg) {
    state[seg.parentElement.dataset.seg] = seg.dataset.value;
    state.num = 1;
    seg.parentElement.querySelectorAll("button").forEach((b) => b.setAttribute("aria-pressed", String(b === seg)));
    loadResults();
    return;
  }
  const pg = t.closest("[data-page]");
  if (pg) { state.num = Number(pg.dataset.page); (state.page === "staff" ? loadRankLog : loadResults)(); return; }
  if (t.closest("[data-close]")) { closeDrawer(); return; }
  if (t.closest("a[href]")) return;
  const row = t.closest("[data-player]");
  if (row) openPlayer(row.dataset.player);
});

document.addEventListener("keydown", (e) => {
  if (e.key === "Escape" && $("#drawer-root").innerHTML) closeDrawer();
});

api("/api/me").then((me) => {
  state.me = me;
  $("#site-name").innerHTML = siteName(me.site);
  document.title = `${me.site} bans and staff`;
  if (me.staff) $(".signin").innerHTML = "Staff panel";
}).catch(() => { state.me = {}; }).finally(() => {
  // The Playtime tab depends on /api/me, so draw the nav (and a Playtime page) again.
  if (state.page === "playtime") route();
  else $("#nav-links").innerHTML = PAGES.filter(pageShown).map((p) => `<li><a href="#${p.id}" ${p.id === state.page ? 'aria-current="page"' : ""}>${p.label}</a></li>`).join("");
});

// Keep the scoreboard current while it's on screen.
setInterval(() => { if (state.page === "server" && !document.hidden && !$("#drawer-root").innerHTML) server(); }, 15000);

route();