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core-20261030T220507Z-61e4558d889f Hinzugefügt: 31.10.2026, 00:29 · Erstellt: 30.10.2026, 23:05

index.js Hinzugefügt: Datum nicht erfasst 68,9 KB · 819 Zeilen

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1"use strict";

3const api = window.chjPlugin;

4const i18n = window.chjPluginI18n.createI18n("cs");

5const t = i18n.t;

6let endedSessionId = "";

7let sessionsLoading = false;

9// Guard every continuation, including sudo retries and dialog answers, against a server switch.

10async function sessionResult(promise, token) {

11 const value = await promise;

12 if (token !== state.generation) {

13 if (value?.editId) void api.files.closeText(value.editId).catch(() => {});

14 throw new Error("CHJ_SESSION_CHANGED");

15 }

16 return value;

17}

19// Marks a catalog key that is translated with t() only when it is shown.

20const k = (text) => text;

21const byId = (id) => document.getElementById(id);

22const elements = Object.fromEntries([

  "pluginVersion", "closeButton", "sessionSelect", "refreshSessionsButton", "rootButton", "upButton", "refreshButton", "breadcrumbs", "pathForm", "pathInput",

  "newFileButton", "mkdirButton", "uploadButton", "downloadButton", "zipButton", "tarGzButton", "tarButton", "filterInput", "selectAllCheckbox", "filesBody",

  "busyOverlay", "busyLabel", "status", "selectionInfo", "editor", "editorPath", "editorTarget", "editorPrivilege", "editorBackup", "editorLanguage", "editorSize", "editorDirty", "editorHost", "editorPosition",

26 "downloadEditorButton", "saveEditorButton", "closeEditorButton", "contextMenu",

  "transfers", "transfersToggle", "transferSummary", "transferOverall", "transferOverallText", "transferList", "pauseAllButton", "resumeAllButton", "cancelAllButton",

  "pauseSelectedButton", "resumeSelectedButton", "cancelSelectedButton", "clearFinishedButton", "concurrencySelect", "autoRetryCheckbox", "verifyCheckbox",

  "sudoDialog", "sudoReason", "sudoError", "sudoPasswordRow", "sudoAccount", "sudoPassword", "sudoRemember", "sudoConfirm",

  "planDialog", "planTitle", "planSummary", "planConflicts", "planConflictText", "planConflictList", "planSkipped", "planSudo", "planPasswordRow", "planPassword", "planRemember", "planError", "planSkip", "planOverwrite", "planStart"

31].map((id) => [id, byId(id)]));

33const state = {

  generation: 0, sessionId: "", sessions: [], currentPath: "/", entries: [], visibleEntries: [], selected: new Set(), anchorPath: null, listPrivileged: false,

  sortKey: "name", sortDirection: 1, busy: false, monaco: null, editor: null, editorPath: null, savedText: "", monacoPromise: null,

  edit: null, sudoAccepted: new Set(), transfers: new Map(), transferSessionNames: new Map(), transferSummary: null, transferSelected: new Set(), transferNodes: new Map(), renderQueued: false

37};

39window.MonacoEnvironment = { getWorkerUrl: () => "vendor/monaco/vs/base/worker/workerMain.js" };

41// Server error codes → concrete, user-facing reasons (the backend keeps stable codes).

42const ERROR_TEXT = {

43 FILE_PERMISSION_DENIED: k("Účet SSH nemá k této operaci oprávnění souborového systému."),

  FILE_METADATA_PERMISSION: k("Původního vlastníka, skupinu nebo atributy souboru nelze bez oprávnění správce zachovat."),

45 FILE_NOT_FOUND: k("Soubor nebo adresář neexistuje."),

46 FILE_EXISTS: k("Cílová položka již existuje."),

  FILE_CONFLICT: k("Soubor byl mezitím změněn jiným procesem (obsah, práva nebo cíl odkazu). Uložení bylo zastaveno, původní soubor zůstal beze změny."),

  FILE_HARDLINK_UNSUPPORTED: k("Soubor má více pevných odkazů (hardlink). Nahrazení novým inode by přerušilo sdílení obsahu s ostatními odkazy, proto se automaticky neprovádí."),

49 FILE_UNSAFE_TYPE_OR_LINK: k("Cíl není běžný soubor (např. zařízení, FIFO nebo nečekaný odkaz)."),

50 FILE_UNSAFE_PATH: k("Cesta obsahuje nebezpečnou nebo neplatnou součást (např. smyčku symbolických odkazů)."),

51 FILE_SYMLINK_TARGET_MISSING: k("Symbolický odkaz vede na neexistující cíl."),

52 FILE_SYMLINK_LOOP: k("Symbolické odkazy tvoří smyčku."),

  FILE_UNSAFE_PRIVILEGED_DIRECTORY: k("Některý nadřazený adresář je zapisovatelný pro všechny bez sticky bitu; privilegovaná operace byla odmítnuta."),

  FILE_UNSAFE_WORKSPACE: k("Soukromý pracovní adresář účtu není bezpečný (vlastník/práva). Zkontrolujte domovský adresář."),

  FILE_METADATA_UNSUPPORTED: k("Důležitá metadata (ACL, xattr, SELinux, IMA/EVM) nelze bezpečně převzít. Operace byla zastavena."),

56 FILE_NO_SPACE: k("Na cílovém souborovém systému není dost místa. Původní soubor zůstal nedotčen."),

57 FILE_READ_ONLY_FILESYSTEM: k("Souborový systém je připojen jen pro čtení."),

58 FILE_TOO_LARGE: k("Soubor překračuje limit editoru 25 MiB."),

  FILE_DEPENDENCY_UNAVAILABLE: k("Na serveru chybí python3, který je nutný pro bezpečné uložení se zachováním metadat."),

60 FILE_LINUX_REQUIRED: k("Bezpečné ukládání je podporováno jen na linuxových serverech."),

  FEATURE_PLATFORM_UNSUPPORTED: k("Na tomto serveru (Windows) není editor ani privilegovaná správa souborů k dispozici; přenosy nových souborů a stahování fungují přes SFTP."),

  FILE_RESULT_UNKNOWN: k("Výsledek operace nelze potvrdit (např. přerušené spojení). Obsah editoru zůstal zachován a na serveru je obnovitelná kopie."),

63 FILE_UPLOAD_TIMEOUT: k("Nahrání pracovní kopie vypršelo."),

64 FILE_PROTECTED_PATH: k("Systémový adresář nelze odstranit ani přejmenovat."),

65 FILE_DIRECTORY_NOT_EMPTY: k("Adresář není prázdný."),

66 FILE_BUSY: k("Soubor je právě používán."),

67 FILE_VERIFY_FAILED: k("Kontrolní součet přenesených dat nesouhlasí se zdrojem."),

68 FILE_SOURCE_CHANGED: k("Zdrojový soubor se během přenosu změnil. Spusťte přenos znovu od začátku."),

  FILE_RESUME_MISMATCH: k("Uložená část souboru neodpovídá zdroji, nelze bezpečně navázat. Spusťte přenos znovu od začátku."),

70 SUDO_PASSWORD_REQUIRED: k("Operace vyžaduje heslo sudo."),

71 SUDO_PASSWORD_INCORRECT: k("Heslo sudo bylo odmítnuto."),

72 SUDO_NOT_PERMITTED: k("Účet nemá oprávnění používat sudo pro tuto operaci."),

73 SUDO_TTY_REQUIRED: k("Politika sudo vyžaduje terminál (requiretty); CH-J ji neobchází."),

74 SUDO_AUTH_FAILED: k("Ověření sudo selhalo nebo je účet uzamčen."),

75 SUDO_UNAVAILABLE: k("Na serveru není sudo a účet není root."),

76 SESSION_NOT_CONNECTED: k("SSH relace není připojena."),

77 TRANSFER_STALLED: k("Po dobu 60 s nebyla potvrzena žádná data (timeout)."),

78 APP_RESTARTED: k("Aplikace byla během přenosu ukončena."),

79 LOCAL_NO_SPACE: k("Na lokálním disku není dost místa."),

  TRANSFER_HOST_KEY_CHANGED: k("SSH klíč serveru se od začátku přenosu změnil, může jít o jiný stroj. Pokud je to stejný server, spusťte nový přenos."),

81 TRANSFER_SAME_PATH: k("Zdroj a cíl jsou stejná složka."),

82 TRANSFER_INTO_ITSELF: k("Složku nelze kopírovat do ní samotné."),

83 TRANSFER_INVALID_SELECTION: k("Vyberte položky ke kopírování a dva různé panely."),

84 LOCAL_PERMISSION_DENIED: k("K této lokální položce nemáte oprávnění."),

85 LOCAL_OPERATION_FAILED: k("Lokální operace selhala."),

86 TRANSFER_PLAN_SERVER_CHANGED: k("Výběr vypršel, vyberte soubory znovu."),

87 TRANSFER_PLAN_EXPIRED: k("Výběr vypršel, vyberte soubory znovu.")

88};

const MOVE_KEPT_TEXT = { unverified: k("kontrolní součet nebyl potvrzen"), "source-changed": k("zdroj se mezitím změnil"), "source-gone": k("zdroj už neexistuje"), "source-disconnected": k("zdrojová relace není připojena"), "remove-failed": k("zdroj nelze odstranit") };

90const NEEDS_SUDO = new Set(["FILE_PERMISSION_DENIED", "FILE_METADATA_PERMISSION", "SUDO_PASSWORD_REQUIRED"]);

const STATE_TEXT = { waiting: k("Čeká ve frontě"), connecting: k("Připojování"), transferring: k("Přenos probíhá"), paused: k("Pozastaveno"), interrupted: k("Přerušeno"),

  reconnecting: k("Obnovování spojení"), verifying: k("Ověřování dat"), finalizing: k("Dokončování na serveru"), completed: k("Dokončeno"), failed: k("Chyba"), cancelled: k("Zrušeno") };

const FINALIZE_TEXT = { pending: k("čeká"), running: k("probíhá"), done: k("dokončeno"), unknown: k("nepotvrzeno – ověří se při obnovení"), failed: k("selhalo") };

94const RUNNING = new Set(["connecting", "transferring", "verifying", "finalizing"]);

95const FINAL = new Set(["completed", "failed", "cancelled"]);

function errorCode(error) { return error?.code && /^[A-Z_]+$/.test(error.code) ? error.code : (/(?:^|: )([A-Z][A-Z0-9_]{3,63}):/.exec(String(error?.message || ""))?.[1] || ""); }

98function errorText(error) {

99 const code = errorCode(error);

100 if (ERROR_TEXT[code]) return `${t(ERROR_TEXT[code])} (${code})`;

101

  return String(error?.message || error || t("Neznámá chyba.")).replace(/^Error invoking remote method '[^']+': (Error: )?/, "");

102}

103function normalizePath(value) {

104 const raw = String(value || "").trim();

105 if (!raw.startsWith("/")) throw new Error(t("Cesta musí začínat znakem /."));

106 const parts = [];

107

  for (const part of raw.split("/")) { if (!part || part === ".") continue; if (part === "..") parts.pop(); else parts.push(part); }

108 return `/${parts.join("/")}`;

109}

110function joinPath(base, name) { return normalizePath(`${base === "/" ? "" : base}/${name}`); }

111

function parentPath(value) { const parts = normalizePath(value).split("/").filter(Boolean); parts.pop(); return `/${parts.join("/")}`; }

112function selectedSessionId() { return state.sessionId; }

113function currentSession() { return state.sessions.find((session) => session.sessionId === selectedSessionId()); }

114function selectedEntries() { return state.entries.filter((entry) => state.selected.has(entry.path)); }

115

function bytes(value) { const units = ["B", "KiB", "MiB", "GiB", "TiB"]; let amount = Number(value || 0); let unit = 0; while (amount >= 1024 && unit < units.length - 1) { amount /= 1024; unit += 1; } return `${amount.toLocaleString(i18n.locale(), { maximumFractionDigits: 1 })} ${units[unit]}`; }

116function rate(value) { return value > 0 ? `${bytes(value)}/s` : "—"; }

117function duration(seconds) {

118 if (seconds === null || seconds === undefined || !Number.isFinite(seconds)) return t("Výpočet času…");

119 const s = Math.max(0, Math.round(seconds));

120 if (s < 60) return t("přibližně {s} s", { s });

121 if (s < 3600) return t("přibližně {m} min {s} s", { m: Math.floor(s / 60), s: s % 60 });

122 return t("přibližně {h} h {m} min", { h: Math.floor(s / 3600), m: Math.floor((s % 3600) / 60) });

123}

124

function setStatus(message, error = false) { elements.status.textContent = message; elements.status.classList.toggle("error", error); }

125function validName(value) { return Boolean(value && !/[\/\0\r\n]/.test(value) && value !== "." && value !== ".."); }

126

127// In-page: the system WebViews do not all implement the browser's own prompt.

128function askName(title, initial = "") {

129 return new Promise((resolve) => {

130 const dialog = byId("nameDialog"), input = byId("nameInput");

131 byId("nameTitle").textContent = title;

132 input.value = initial;

133 const close = () => {

134 dialog.removeEventListener("close", close);

135 resolve(dialog.returnValue === "ok" && validName(input.value.trim()) ? input.value.trim() : null);

136 };

137 dialog.addEventListener("close", close);

138 dialog.returnValue = "";

139 dialog.showModal();

140 input.focus();

141 const dot = initial.lastIndexOf(".");

142 input.setSelectionRange(0, dot > 0 ? dot : initial.length);

143 });

144}

145

146function setBusy(value, label = t("Pracuji…")) {

147 state.busy = value; elements.busyOverlay.hidden = !value; elements.busyLabel.textContent = label;

148

  for (const element of [elements.sessionSelect, elements.refreshSessionsButton, elements.rootButton, elements.upButton, elements.refreshButton, elements.newFileButton, elements.mkdirButton, elements.uploadButton]) element.disabled = value || (!selectedSessionId() && element !== elements.sessionSelect && element !== elements.refreshSessionsButton);

149 updateActions();

150}

151

152function updateActions() {

153 const selected = selectedEntries(); const enabled = Boolean(selectedSessionId()) && !state.busy;

154 elements.downloadButton.disabled = !enabled || !selected.length;

155

  for (const button of [elements.zipButton, elements.tarGzButton, elements.tarButton]) button.disabled = !enabled || !selected.length;

156

  elements.selectAllCheckbox.checked = Boolean(state.visibleEntries.length) && state.visibleEntries.every((entry) => state.selected.has(entry.path));

157

  elements.selectAllCheckbox.indeterminate = state.visibleEntries.some((entry) => state.selected.has(entry.path)) && !elements.selectAllCheckbox.checked;

158

  elements.selectionInfo.textContent = `${t("{count} položek · {selected} vybráno", { count: state.visibleEntries.length, selected: selected.length })}${selected.length ? ` · ${bytes(selected.reduce((sum, entry) => sum + (entry.type === "directory" ? 0 : entry.size), 0))}` : ""}`;

159}

160

161// ---- privilege prompts ------------------------------------------------------------------------

162

163async function privileges() {

164 const requestGeneration = state.generation;

165 try { return await sessionResult(api.files.privileges(selectedSessionId()), requestGeneration); }

166

  catch { if (requestGeneration !== state.generation) return; return { mode: "unknown", username: currentSession()?.username || "" }; }

167}

168

169// Offers the shared sudo mechanism; resolves to options for the retried call or null.

170function askSudo(reason, { error = "", privilege = null } = {}) {

171 return new Promise((resolve) => {

172 const needsPassword = !privilege || privilege.mode === "sudo-password" || privilege.mode === "unknown";

173 elements.sudoReason.textContent = reason;

174 elements.sudoError.hidden = !error; elements.sudoError.textContent = error;

175 elements.sudoAccount.textContent = privilege?.username || currentSession()?.username || "";

176 elements.sudoPasswordRow.hidden = !needsPassword || privilege?.sudoCached === true;

177 elements.sudoPassword.value = "";

178 const close = () => {

179 elements.sudoDialog.removeEventListener("close", close);

180 const ok = elements.sudoDialog.returnValue === "ok";

181 const password = elements.sudoPassword.value;

182 elements.sudoPassword.value = "";

183

      resolve(ok ? { sudo: true, ...(password ? { sudoPassword: password } : {}), rememberSudo: elements.sudoRemember.checked } : null);

184 };

185 elements.sudoDialog.addEventListener("close", close);

186 elements.sudoDialog.returnValue = "";

187 elements.sudoDialog.showModal();

188 if (!elements.sudoPasswordRow.hidden) elements.sudoPassword.focus();

189 });

190}

191

192// Runs action(options); on insufficient permissions offers sudo (password re-asked on rejection).

193async function withPrivilege(reason, action, initial = {}) {

194 const requestGeneration = state.generation;

195 try {

196 let options = initial;

197 const sessionId = selectedSessionId();

198 for (let attempt = 0; attempt < 5; attempt += 1) {

199 try { return { value: await sessionResult(action(options), requestGeneration), options }; }

200 catch (error) { if (requestGeneration !== state.generation) return;

201 const code = errorCode(error);

202 if (!NEEDS_SUDO.has(code) && code !== "SUDO_PASSWORD_INCORRECT") throw error;

203 // After the user approved sudo (remembered in Main memory) for this session, retry silently once.

204

        if (!options.sudo && state.sudoAccepted.has(sessionId) && code !== "SUDO_PASSWORD_REQUIRED") { options = { ...initial, sudo: true }; continue; }

205 const privilege = await sessionResult(privileges(), requestGeneration);

206

        if (privilege.mode === "root" && code !== "SUDO_PASSWORD_INCORRECT") throw error; // Root sees the real filesystem error.

207

        if (privilege.mode === "none") throw Object.assign(new Error(`SUDO_NOT_PERMITTED: ${ERROR_TEXT[code] ? t(ERROR_TEXT[code]) : ""}`), { code: privilege.sudoInstalled ? "SUDO_NOT_PERMITTED" : "SUDO_UNAVAILABLE" });

208

        const answer = await sessionResult(askSudo(reason, { privilege: code === "SUDO_PASSWORD_INCORRECT" || code === "SUDO_PASSWORD_REQUIRED" ? { ...privilege, mode: "sudo-password", sudoCached: false } : privilege,

209

          error: code === "SUDO_PASSWORD_INCORRECT" ? t(ERROR_TEXT.SUDO_PASSWORD_INCORRECT) : options.sudo ? errorText(error) : "" }), requestGeneration);

210 if (!answer) throw Object.assign(new Error(t("Operace byla zrušena.")), { code: "CANCELED" });

211 if (answer.rememberSudo) state.sudoAccepted.add(sessionId); else state.sudoAccepted.delete(sessionId);

212 options = { ...initial, ...answer };

213 }

214 }

215 throw new Error(t("Sudo autorizace se nezdařila."));

216 } catch (error) { if (requestGeneration !== state.generation) return; throw error; }

217}

218

219// ---- directory view ---------------------------------------------------------------------------

220

221function renderBreadcrumbs() {

222 const fragment = document.createDocumentFragment(); let current = "";

223

  const append = (label, target) => { const button = document.createElement("button"); button.type = "button"; button.className = "crumb"; button.textContent = label; button.addEventListener("click", () => loadDirectory(target)); fragment.append(button); };

224 append("/", "/");

225

  for (const part of state.currentPath.split("/").filter(Boolean)) { const separator = document.createElement("span"); separator.className = "crumb-sep"; separator.textContent = "›"; fragment.append(separator); current += `/${part}`; append(part, current); }

226 elements.breadcrumbs.replaceChildren(fragment); elements.breadcrumbs.scrollLeft = elements.breadcrumbs.scrollWidth;

227}

228

229function compareEntries(left, right) {

230

  const leftDir = left.type === "directory" || left.targetType === "directory"; const rightDir = right.type === "directory" || right.targetType === "directory";

231 if (leftDir && !rightDir) return -1;

232 if (rightDir && !leftDir) return 1;

233 const key = state.sortKey; let result;

234 if (key === "size") result = left.size - right.size;

235 else if (key === "modifiedAt") result = Date.parse(left.modifiedAt || 0) - Date.parse(right.modifiedAt || 0);

236

  else result = String(left[key] || "").localeCompare(String(right[key] || ""), i18n.locale(), { numeric: true, sensitivity: "base" });

237 return result * state.sortDirection;

238}

239

240function typeLabel(item) {

241 if (item.type === "directory") return t("složka");

242

  if (item.type === "symlink") return item.targetType === "directory" ? t("odkaz → složka") : item.targetType === "missing" ? t("odkaz (neplatný)") : t("odkaz → soubor");

243 return item.name.split(".").pop()?.toUpperCase() || t("soubor");

244}

245

246function renderEntries() {

247 const query = elements.filterInput.value.trim().toLocaleLowerCase(i18n.locale());

248

  state.visibleEntries = state.entries.filter((entry) => !query || entry.name.toLocaleLowerCase(i18n.locale()).includes(query)).sort(compareEntries);

249 const fragment = document.createDocumentFragment();

250 for (const item of state.visibleEntries) {

251 const isDir = item.type === "directory" || item.targetType === "directory";

252

    const row = document.createElement("tr"); row.dataset.path = item.path; row.dataset.type = item.type; row.classList.toggle("selected", state.selected.has(item.path));

253

    const checkCell = document.createElement("td"); const checkbox = document.createElement("input"); checkbox.type = "checkbox"; checkbox.checked = state.selected.has(item.path); checkbox.dataset.select = item.path; checkCell.append(checkbox); row.append(checkCell);

254

    const name = document.createElement("td"); name.className = "file-name"; const icon = document.createElement("span"); icon.className = "file-icon"; icon.textContent = item.type === "directory" ? "📁" : item.type === "symlink" ? (isDir ? "↗📁" : "↗") : "📄"; name.append(icon, document.createTextNode(item.name)); row.append(name);

255

    for (const value of [typeLabel(item), isDir ? "—" : bytes(item.size), item.modifiedAt ? new Date(item.modifiedAt).toLocaleString(i18n.locale()) : "—"]) { const cell = document.createElement("td"); cell.className = "file-meta"; cell.textContent = value; row.append(cell); }

256

    const actions = document.createElement("td"); const wrap = document.createElement("div"); wrap.className = "row-actions"; for (const [label, action] of [[isDir ? t("Otevřít") : t("Upravit"), "open"], ["⋯", "menu"]]) { const button = document.createElement("button"); button.type = "button"; button.className = "row-action"; button.textContent = label; button.dataset.rowAction = action; button.dataset.path = item.path; wrap.append(button); } actions.append(wrap); row.append(actions); fragment.append(row);

257 }

258

  if (!state.visibleEntries.length) { const row = document.createElement("tr"); const cell = document.createElement("td"); cell.colSpan = 6; cell.className = "empty"; cell.textContent = query ? t("Filtru neodpovídá žádná položka.") : t("Adresář je prázdný."); row.append(cell); fragment.append(row); }

259 elements.filesBody.replaceChildren(fragment); updateActions();

260}

261

262function selectPath(remotePath, options = {}) {

263 const index = state.visibleEntries.findIndex((entry) => entry.path === remotePath);

264 if (options.range && state.anchorPath) {

265

    const anchor = state.visibleEntries.findIndex((entry) => entry.path === state.anchorPath); if (anchor >= 0 && index >= 0) for (let position = Math.min(anchor, index); position <= Math.max(anchor, index); position += 1) state.selected.add(state.visibleEntries[position].path);

266

  } else if (options.toggle) { if (state.selected.has(remotePath)) state.selected.delete(remotePath); else state.selected.add(remotePath); state.anchorPath = remotePath; }

267 else { state.selected = new Set([remotePath]); state.anchorPath = remotePath; }

268 renderEntries();

269}

270

271async function loadSessions() {

272 if (sessionsLoading) return;

273 sessionsLoading = true;

274 try {

275 const sessions = (await api.sessions.list()).filter((session) => session.state === "connected");

276 const previous = state.sessionId;

277 const next = api.sessions.reconcile(endedSessionId || previous, sessions);

278 state.sessions = sessions;

279

    for (const session of sessions) state.transferSessionNames.set(session.sessionId, api.sessions.displayName(session));

280

    elements.sessionSelect.replaceChildren(new Option(sessions.length ? t("Vyberte relaci…") : t("Žádná připojená relace"), ""));

281

    for (const session of sessions) elements.sessionSelect.add(new Option(api.sessions.displayName(session), session.sessionId));

282 elements.sessionSelect.value = next.id;

283 if (next.reason === "gone") endedSessionId ||= previous;

284 if (next.id !== previous) { resetSession(next.id, next.reason === "gone"); if (next.id) void loadDirectory("/"); }

285 if (next.reason === "gone") setStatus(t("Relace skončila. Vyberte server."), true);

286

    if (next.reason === "choose" && !globalThis.chjPanels?.active()) api.sessions.offerChoice(elements.sessionSelect, sessions, t("Vyberte relaci…"));

287 globalThis.chjPanels?.syncSessions(sessions);

288 } finally { sessionsLoading = false; }

289}

290

291function resetSession(id, preserveDraft = false) {

292 state.generation += 1;

293 state.sessionId = id;

294 if (!preserveDraft && state.edit?.editId) void api.files.closeText(state.edit.editId).catch(() => {});

295 for (const dialog of document.querySelectorAll("dialog[open]")) dialog.close();

296 elements.sudoPassword.value = ""; elements.planPassword.value = "";

297 if (!preserveDraft) {

298 elements.editor.hidden = true; state.editor?.setValue("");

299 Object.assign(state, { editorPath: null, savedText: "", edit: null });

300 }

301 elements.saveEditorButton.disabled = !id; elements.downloadEditorButton.disabled = !id;

302 Object.assign(state, { currentPath: "/", entries: [], visibleEntries: [], selected: new Set(), anchorPath: null,

303 listPrivileged: false });

304 state.sudoAccepted.clear(); state.transferSelected.clear();

305 elements.pathInput.value = "/"; elements.filterInput.value = "";

306 hideContextMenu(); renderBreadcrumbs(); renderEntries(); queueTransferRender(); setBusy(false);

307}

308

309async function loadDirectory(requested = state.currentPath) {

310 const requestGeneration = state.generation;

311

  if (!selectedSessionId() || state.busy) return; const target = normalizePath(requested); setBusy(true, t("Načítám {path}…", { path: target })); hideContextMenu();

312 try {

313

    const { value: entries, options } = await sessionResult(withPrivilege(t("Adresář {path} nelze číst pod účtem SSH. Zobrazit jeho obsah se sudo?", { path: target }),

314 (opts) => api.files.list(selectedSessionId(), target, opts)), requestGeneration);

315 state.listPrivileged = options.sudo === true;

316

    state.currentPath = target; state.entries = entries; state.selected.clear(); state.anchorPath = null; elements.pathInput.value = target; renderBreadcrumbs(); renderEntries();

317

    setStatus(`${t("Načteno {count} položek z {path}", { count: entries.length, path: target })}${state.listPrivileged ? " (sudo)" : ""}.`);

318 }

319

  catch (error) { if (requestGeneration !== state.generation) return; if (errorCode(error) !== "CANCELED") setStatus(errorText(error), true); }

320 finally { if (requestGeneration === state.generation) { setBusy(false);} }

321}

322

323async function mutate(label, reason, action) {

324 const requestGeneration = state.generation;

325 if (state.busy) return; setBusy(true, label);

326

  try { const { value: result } = await sessionResult(withPrivilege(reason, action), requestGeneration); if (result?.canceled) { setStatus(t("Operace byla zrušena.")); return; } setBusy(false); await sessionResult(loadDirectory(state.currentPath), requestGeneration); }

327

  catch (error) { if (requestGeneration !== state.generation) return; setStatus(errorCode(error) === "CANCELED" ? t("Operace byla zrušena.") : errorText(error), errorCode(error) !== "CANCELED"); }

328 finally { if (requestGeneration === state.generation) { setBusy(false);} }

329}

330

331// ---- Monaco editor ----------------------------------------------------------------------------

332

333function languageFor(remotePath) {

334 const extension = remotePath.toLowerCase().split(".").pop();

335

  return ({ js: "javascript", mjs: "javascript", cjs: "javascript", ts: "typescript", tsx: "typescript", json: "json", html: "html", htm: "html", css: "css", scss: "scss", less: "less", md: "markdown", sh: "shell", bash: "shell", zsh: "shell", py: "python", go: "go", java: "java", c: "c", h: "c", cpp: "cpp", hpp: "cpp", rs: "rust", php: "php", sql: "sql", xml: "xml", yaml: "yaml", yml: "yaml", ini: "ini", toml: "ini", conf: "ini", dockerfile: "dockerfile" })[extension] || (remotePath.toLowerCase().endsWith("dockerfile") ? "dockerfile" : "plaintext");

336}

337

338function ensureMonaco() {

339 if (state.monaco) return Promise.resolve(state.monaco); if (state.monacoPromise) return state.monacoPromise;

340

  state.monacoPromise = new Promise((resolve, reject) => { const amd = window.require; if (!amd?.config) return reject(new Error(t("Monaco AMD loader není dostupný."))); amd.config({ paths: { vs: "vendor/monaco/vs" }, preferScriptTags: true }); amd(["vs/editor/editor.main"], () => { if (!window.monaco?.editor) return reject(new Error(t("Monaco Editor se nepodařilo inicializovat."))); state.monaco = window.monaco; resolve(window.monaco); }, reject); }).catch((error) => { state.monacoPromise = null; throw error; });

341 return state.monacoPromise;

342}

343

344

function updateDirtyState() { const dirty = Boolean(state.editor && state.editorPath && state.editor.getValue() !== state.savedText); elements.editorDirty.hidden = !dirty; return dirty; }

345

346function renderEditorMeta() {

347 const edit = state.edit;

348 elements.editorPrivilege.hidden = !edit?.privileged;

349 elements.editorPrivilege.textContent = edit?.privileged ? "sudo" : "";

350 elements.editorTarget.hidden = !edit?.link;

351

  elements.editorTarget.textContent = edit?.link ? `↗ ${t("Symbolický odkaz – upravuje se cílový soubor {path}; odkaz zůstane zachován.", { path: edit.resolvedPath })}` : "";

352}

353

354async function saveEditor() {

355 const requestGeneration = state.generation;

356 try {

357

    if (!state.editorPath || !state.editor || state.busy || !state.edit || state.edit.sessionId !== selectedSessionId()) return; setBusy(true, t("Ukládám soubor…"));

358 const text = state.editor.getValue();

359 const edit = state.edit;

360 const editorPath = state.editorPath;

361

    const base = { editId: edit.editId, ...(elements.editorBackup.checked ? { backup: true } : {}), ...(edit.privileged || !edit.directSave ? { sudo: true } : {}) };

362 try {

363

      const { value: result, options } = await sessionResult(withPrivilege(t("Uložení {path} vyžaduje oprávnění správce. Soubor se uloží atomicky se zachováním vlastníka, práv, ACL, xattr a SELinux kontextu.", { path: state.editorPath }), async (opts) => {

364 const requestGeneration = state.generation;

365 try {

366

          const outcome = await sessionResult(api.files.saveText(edit.sessionId, editorPath, text, { ...base, ...opts }), requestGeneration);

367

          if (!outcome.ok) throw Object.assign(new Error(`${outcome.error.code}: ${outcome.error.message}`), { code: outcome.error.code, detail: outcome.error });

368 return outcome.value;

369 } catch (error) { if (requestGeneration !== state.generation) return; throw error; }

370 }, base.sudo ? { sudo: true } : {}), requestGeneration);

371 if (options.sudo) { edit.privileged = true; renderEditorMeta(); }

372 state.savedText = text; elements.editorSize.textContent = bytes(result.size); updateDirtyState();

373

      setStatus(`${t("Atomicky uloženo {size}", { size: bytes(result.size) })}${result.link ? ` ${t("do cíle odkazu {path}", { path: result.resolvedPath })}` : ""}${options.sudo ? " (sudo)" : ""}${result.backupPath ? ` · ${t("záloha {path}", { path: result.backupPath })}` : ""}${result.recoveryAvailable ? ` · ${t("pracovní kopie zůstala k dispozici")}` : ""}.`);

374 } catch (error) { if (requestGeneration !== state.generation) return;

375 const code = errorCode(error);

376 if (code === "CANCELED") setStatus(t("Uložení bylo zrušeno; změny zůstávají v editoru."));

377 else if (code === "FILE_CONFLICT") {

378 setStatus(errorText(error), true);

379

        if (window.confirm(`${t(ERROR_TEXT.FILE_CONFLICT)}\n\n${t("Načíst aktuální verzi ze serveru? Vaše neuložené změny budou zahozeny.")}\n${t("(Zrušit = ponechat změny v editoru)")}`)) { state.savedText = state.editor.getValue(); setBusy(false); await sessionResult(openText(state.editorPath, { force: true }), requestGeneration); }

380

      } else setStatus(`${errorText(error)}${error.detail?.recoveryId ? ` ${t("Kopie pro obnovu: {id}.", { id: error.detail.recoveryId })}` : ""}`, true);

381 } finally { if (requestGeneration === state.generation) { setBusy(false);} }

382 } catch (error) { if (requestGeneration !== state.generation) return; throw error; }

383}

384

385async function openText(remotePath, { force = false } = {}) {

386 const requestGeneration = state.generation;

387 if (state.busy) return;

388

  if (!force && state.editorPath && updateDirtyState() && !window.confirm(t("Otevřený soubor obsahuje neuložené změny. Zahodit je a otevřít jiný soubor?"))) return;

389 setBusy(true, t("Otevírám {path}…", { path: remotePath }));

390 try {

391 const [{ value: result, options }, monaco] = await sessionResult(Promise.all([

392

      withPrivilege(t("Soubor {path} nelze číst pod účtem SSH. Otevřít jej se sudo?", { path: remotePath }), (opts) => api.files.readText(selectedSessionId(), remotePath, opts)),

393 ensureMonaco()

394 ]), requestGeneration);

395 const language = languageFor(result.resolvedPath || remotePath);

396 if (state.edit?.editId) void api.files.closeText(state.edit.editId).catch(() => {});

397 if (!state.editor) {

398

      state.editor = monaco.editor.create(elements.editorHost, { value: result.text, language, theme: "vs-dark", automaticLayout: true, fontSize: 13, lineHeight: 20, minimap: { enabled: true }, smoothScrolling: true, bracketPairColorization: { enabled: true }, guides: { bracketPairs: true }, renderWhitespace: "selection", formatOnPaste: true, scrollBeyondLastLine: false });

399 state.editor.addCommand(monaco.KeyMod.CtrlCmd | monaco.KeyCode.KeyS, () => void saveEditor());

400

      state.editor.onDidChangeModelContent(updateDirtyState); state.editor.onDidChangeCursorPosition((event) => { elements.editorPosition.textContent = t("Řádek {line}, sloupec {column}", { line: event.position.lineNumber, column: event.position.column }); });

401 } else { state.editor.setValue(result.text); monaco.editor.setModelLanguage(state.editor.getModel(), language); }

402

    state.edit = { sessionId: selectedSessionId(), editId: result.editId, resolvedPath: result.resolvedPath || result.path, link: result.link === true, directSave: result.directSave !== false, privileged: options.sudo === true };

403

    state.editorPath = result.path; state.savedText = result.text; elements.editorPath.textContent = result.path; elements.editorPath.title = result.path; elements.editorLanguage.textContent = language; elements.editorSize.textContent = bytes(result.size);

404 elements.saveEditorButton.disabled = false; elements.downloadEditorButton.disabled = false;

405

    elements.editorBackup.checked = false; renderEditorMeta(); updateDirtyState(); elements.editor.hidden = false; state.editor.focus();

406

    setStatus(`${t("Otevřen {path}", { path: remotePath })}${result.link ? ` (${t("odkaz na {path}", { path: result.resolvedPath })})` : ""}${options.sudo ? ` ${t("se sudo")}` : ""}${!result.directSave && !options.sudo ? ` · ${t("uložení bude vyžadovat sudo")}` : ""}.`);

407

  } catch (error) { if (requestGeneration !== state.generation) return; if (errorCode(error) !== "CANCELED") setStatus(errorText(error), true); }

408 finally { if (requestGeneration === state.generation) { setBusy(false);} }

409}

410

411function closeEditor() {

412

  if (!elements.editor.hidden && updateDirtyState() && !window.confirm(t("Soubor obsahuje neuložené změny. Opravdu zavřít editor?"))) return;

413 if (state.edit?.editId) void api.files.closeText(state.edit.editId).catch(() => {});

414 elements.editor.hidden = true; state.editorPath = null; state.savedText = ""; state.edit = null;

415}

416

417// ---- transfers --------------------------------------------------------------------------------

418

419function showPlan(plan) {

420 return new Promise((resolve) => {

421 const upload = plan.direction === "upload";

422

    elements.planTitle.textContent = plan.title || `${api.sessions.displayName(currentSession())} — ${upload ? t("Nahrání na server") : t("Stažení ze serveru")}`;

423

    elements.planSummary.textContent = `${t("{files} souborů", { files: plan.files })}${plan.directories ? ` ${t("a {directories} složek", { directories: plan.directories })}` : ""}, ${t("celkem {size}", { size: bytes(plan.bytes) })} → ${plan.destination}`;

424 elements.planConflicts.hidden = !plan.conflictCount;

425

    elements.planConflictText.textContent = t("{count} cílových souborů již existuje. Přepsání zachová jejich vlastníka, práva, ACL a atributy a proběhne atomicky až po úplném ověřeném přenosu.", { count: plan.conflictCount });

426

    elements.planConflictList.replaceChildren(...plan.conflicts.map((item) => { const li = document.createElement("li"); li.textContent = item; return li; }));

427 elements.planSkipped.hidden = !plan.skippedCount;

428

    elements.planSkipped.textContent = t("{count} položek bude vynecháno (symbolické odkazy, speciální soubory nebo kolize se složkou).", { count: plan.skippedCount });

429 elements.planSudo.hidden = !plan.requiresSudo;

430 elements.planPasswordRow.hidden = !plan.sudoPasswordRequired;

431 elements.planPassword.value = "";

432 elements.planError.hidden = !plan.error; elements.planError.textContent = plan.error || "";

433

    elements.planSkip.hidden = !plan.conflictCount; elements.planOverwrite.hidden = !plan.conflictCount; elements.planStart.hidden = Boolean(plan.conflictCount);

434 const close = () => {

435 elements.planDialog.removeEventListener("close", close);

436 const choice = elements.planDialog.returnValue;

437 const password = elements.planPassword.value; elements.planPassword.value = "";

438

      resolve(["start", "skip", "overwrite"].includes(choice) ? { conflict: choice === "start" ? "fail" : choice, ...(plan.requiresSudo ? { sudo: true, rememberSudo: elements.planRemember.checked } : {}), ...(password ? { sudoPassword: password } : {}) } : null);

439 };

440 elements.planDialog.addEventListener("close", close);

441 elements.planDialog.returnValue = "";

442 elements.planDialog.showModal();

443 if (plan.requiresSudo && plan.sudoPasswordRequired) elements.planPassword.focus();

444 });

445}

446

447async function runPlan(plan) {

448 const requestGeneration = state.generation;

449 try {

450 if (!plan || plan.canceled) { setStatus(t("Výběr byl zrušen.")); return; }

451

    if (!plan.files && !plan.directories) { setStatus(t("Výběr neobsahuje žádné přenositelné soubory.")); return; }

452 for (let attempt = 0; attempt < 4; attempt += 1) {

453 const choice = await sessionResult(showPlan(plan), requestGeneration);

454 if (!choice) { setStatus(t("Přenos nebyl spuštěn.")); return; }

455 try {

456

        const started = await sessionResult(api.files.transfers.start(plan.planId, { ...choice, sessionId: selectedSessionId() }), requestGeneration);

457

        setStatus(`${t("Zařazeno {count} přenosů", { count: started.jobs })}${started.skipped ? `, ${t("přeskočeno {count}", { count: started.skipped })}` : ""}.`);

458 setTransfersCollapsed(false);

459 return;

460 } catch (error) { if (requestGeneration !== state.generation) return;

461 const code = errorCode(error);

462

        if (code === "SUDO_PASSWORD_INCORRECT" || code === "SUDO_PASSWORD_REQUIRED") { plan = { ...plan, sudoPasswordRequired: true, error: errorText(error) }; continue; }

463 setStatus(errorText(error), true); return;

464 }

465 }

466 } catch (error) { if (requestGeneration !== state.generation) return; throw error; }

467}

468

469async function uploadSelection() {

470 const requestGeneration = state.generation;

471 try {

472 if (state.busy || !selectedSessionId()) return;

473

    if (!api.files.transfers) { await sessionResult(mutate(t("Nahrávám soubory a složky…"), "", () => api.files.upload(selectedSessionId(), state.currentPath)), requestGeneration); return; }

474 setBusy(true, t("Připravuji nahrání…"));

475 let plan;

476

    try { plan = await sessionResult(api.files.transfers.planUpload(selectedSessionId(), state.currentPath), requestGeneration); }

477 catch (error) { if (requestGeneration !== state.generation) return; setStatus(errorText(error), true); }

478 finally { if (requestGeneration === state.generation) { setBusy(false);} }

479 if (plan) await sessionResult(runPlan(plan), requestGeneration);

480 } catch (error) { if (requestGeneration !== state.generation) return; throw error; }

481}

482

483async function downloadSelection(paths = selectedEntries().map((item) => item.path)) {

484 const requestGeneration = state.generation;

485 try {

486 if (!paths.length || state.busy) return;

487 if (!api.files.transfers) {

488 const items = selectedEntries(); setBusy(true, t("Stahuji {count} položek…", { count: items.length }));

489

      try { const result = items.length === 1 && items[0].type !== "directory" ? await sessionResult(api.files.download(selectedSessionId(), items[0].path), requestGeneration) : await sessionResult(api.files.downloadMany(selectedSessionId(), items.map((item) => item.path)), requestGeneration); if (!result.canceled) setStatus(t("Staženo {count} položek, {size}.", { count: result.entries || 1, size: bytes(result.size) })); }

490 catch (error) { if (requestGeneration !== state.generation) return; setStatus(errorText(error), true); }

491 finally { if (requestGeneration === state.generation) { setBusy(false);} }

492 return;

493 }

494 let plan;

495 try {

496

      plan = (await sessionResult(withPrivilege(t("Vybrané položky nelze číst pod účtem SSH. Stáhnout je se sudo? Chráněné soubory se nejprve zkopírují do soukromého dočasného adresáře účtu."),

497

        (opts) => api.files.transfers.planDownload(selectedSessionId(), paths, opts), state.listPrivileged ? { sudo: true } : {}), requestGeneration)).value;

498

    } catch (error) { if (requestGeneration !== state.generation) return; if (errorCode(error) !== "CANCELED") setStatus(errorText(error), true); return; }

499 await sessionResult(runPlan(plan), requestGeneration);

500 } catch (error) { if (requestGeneration !== state.generation) return; throw error; }

501}

502

503async function archiveSelection(format) {

504 const requestGeneration = state.generation;

505

  const items = selectedEntries(); if (!items.length || state.busy) return; setBusy(true, t("Vytvářím {format} archiv…", { format: format.toUpperCase() }));

506

  try { const result = await sessionResult(api.files.downloadArchive(selectedSessionId(), items.map((item) => item.path), format), requestGeneration); if (!result.canceled) setStatus(t("Archiv {format} uložen: {size}, {count} položek.", { format: format.toUpperCase(), size: bytes(result.size), count: result.entries })); }

507 catch (error) { if (requestGeneration !== state.generation) return; setStatus(errorText(error), true); }

508 finally { if (requestGeneration === state.generation) { setBusy(false);} }

509}

510

511function setTransfersCollapsed(collapsed) {

512 elements.transfers.classList.toggle("collapsed", collapsed);

513 elements.transfersToggle.setAttribute("aria-expanded", String(!collapsed));

514 try { localStorage.setItem("chj.fm.transfersCollapsed", collapsed ? "1" : "0"); } catch {}

515}

516

517function applyTransferUpdate(update) {

518 if (update.full) state.transfers = new Map();

519 for (const id of update.removed || []) { state.transfers.delete(id); state.transferSelected.delete(id); }

520 for (const job of update.jobs || []) state.transfers.set(job.id, job);

521 if (update.summary) state.transferSummary = update.summary;

522 if (update.settings) {

523 elements.concurrencySelect.value = String(update.settings.maxConcurrent);

524 elements.autoRetryCheckbox.checked = update.settings.autoRetry;

525 elements.verifyCheckbox.checked = update.settings.verify;

526 }

527 queueTransferRender();

528 if ((update.jobs || []).some((job) => job.state === "completed")) globalThis.chjPanels?.transfersFinished();

529}

530

531function queueTransferRender() {

532 if (state.renderQueued) return;

533 state.renderQueued = true;

534 requestAnimationFrame(() => { state.renderQueued = false; renderTransfers(); });

535}

536

537function jobStatusText(job) {

538 let text = STATE_TEXT[job.state] ? t(STATE_TEXT[job.state]) : job.state;

539

  if (job.state === "reconnecting" && job.nextRetryAt) text += ` (${t("pokus {attempt}, za {seconds} s", { attempt: job.attempts, seconds: Math.max(0, Math.ceil((job.nextRetryAt - Date.now()) / 1000)) })})`;

540 if (job.authRequired) text += ` – ${t("vyžaduje sudo")}`;

541 return text;

542}

543

544function buildTransferNode(job) {

545 const node = document.createElement("div"); node.className = "transfer"; node.dataset.id = job.id;

546

  node.innerHTML = `<input type="checkbox" aria-label="${escapeHtml(t("Vybrat přenos"))}"><div class="t-main"><div class="t-title"><strong></strong><span class="t-direction"></span><span class="t-badge" hidden>sudo</span></div><div class="t-paths"></div><div class="progress" role="progressbar" aria-valuemin="0" aria-valuemax="100"><span></span></div><div class="t-stats"></div><div class="t-error" hidden></div></div><div class="t-actions"></div>`;

547 return node;

548}

549

550

function actionButton(label, action, id, extra = "") { const button = document.createElement("button"); button.type = "button"; button.className = `button compact ${extra}`; button.textContent = label; button.dataset.transferAction = action; button.dataset.id = id; return button; }

551

552function updateTransferNode(node, job) {

553 node.classList.toggle("selected", state.transferSelected.has(job.id));

554 node.querySelector("input").checked = state.transferSelected.has(job.id);

555 node.querySelector(".t-title strong").textContent = job.name;

556 node.querySelector(".t-direction").textContent = job.direction === "relay"

557 ? `${identityName(job.sourceIdentity)} → ${identityName(job.identity)}${job.move ? ` · ${t("přesun")}` : ""}`

558

    : `${transferSessionName(job)} · ${job.direction === "upload" ? "Upload →" : "Download →"} ${job.target}${job.move ? ` · ${t("přesun")}` : ""}`;

559 node.querySelector(".t-badge").hidden = job.mode !== "privileged";

560

  node.querySelector(".t-paths").textContent = `${t("Zdroj: {source} · Cíl: {target}", { source: job.source, target: job.target })}${job.resolvedTarget && job.resolvedTarget !== job.target ? ` (${t("cíl odkazu {path}", { path: job.resolvedTarget })})` : ""}`;

561 const bar = node.querySelector(".progress");

562 const value = job.state === "completed" ? 100 : job.percent;

563 bar.classList.toggle("indeterminate", value === null && RUNNING.has(job.state));

564

  bar.classList.toggle("done", job.state === "completed"); bar.classList.toggle("error", job.state === "failed" || job.state === "cancelled");

565 bar.classList.toggle("paused", ["paused", "interrupted", "reconnecting"].includes(job.state));

566 bar.querySelector("span").style.width = `${value ?? 0}%`;

567 if (value === null) bar.removeAttribute("aria-valuenow"); else bar.setAttribute("aria-valuenow", String(value));

568 const stats = [];

569

  stats.push(`<b>${value === null ? (job.size === 0 ? "0 B" : "—") : `${value.toLocaleString(i18n.locale())} %`}</b>`);

570

  stats.push(escapeHtml(`${bytes(job.transferred)} / ${job.size === null ? t("neznámá velikost") : bytes(job.size)}`));

571

  if (job.state === "transferring") { stats.push(escapeHtml(t("Rychlost: {rate}", { rate: rate(job.speed) }))); stats.push(escapeHtml(t("Zbývá: {time}", { time: duration(job.eta) }))); }

572 if (job.averageSpeed) stats.push(escapeHtml(t("Průměr: {rate}", { rate: rate(job.averageSpeed) })));

573 stats.push(`${escapeHtml(t("Stav:"))} <span class="t-state ${job.state}">${escapeHtml(jobStatusText(job))}</span>`);

574

  if (job.moveResult) stats.push(escapeHtml(job.moveResult.state === "deleted" ? t("Zdroj odstraněn po ověření") : t("Zdroj ponechán: {reason}", { reason: t(MOVE_KEPT_TEXT[job.moveResult.reason] || MOVE_KEPT_TEXT["remove-failed"]) })));

575

  if (job.direction !== "download" || job.mode === "privileged") stats.push(escapeHtml(`${t("Dokončení na cíli: {state}", { state: FINALIZE_TEXT[job.finalize.state] ? t(FINALIZE_TEXT[job.finalize.state]) : job.finalize.state })}${job.finalize.state === "done" && job.finalize.metadataPreserved ? ` · ${t("metadata zachována")}` : ""}`));

576

  if (job.verification) stats.push(escapeHtml(t("Ověření: {method}", { method: job.verification.method === "sha256" ? (job.verification.matched ? t("SHA-256 shoda") : "SHA-256") : t("jen velikost") })));

577 node.querySelector(".t-stats").innerHTML = stats.join("<span></span>");

578 const errorNode = node.querySelector(".t-error");

579

  errorNode.hidden = !job.error || job.state === "completed"; errorNode.textContent = job.error ? errorText({ code: job.error.code, message: job.error.message }) : "";

580 const actions = node.querySelector(".t-actions"); const buttons = [];

581 if (job.actions.pause) buttons.push(actionButton(`⏸ ${t("Pozastavit")}`, "pause", job.id));

582

  if (job.actions.resume) buttons.push(actionButton(job.state === "interrupted" ? (job.authRequired ? `🔑 ${t("Pokračovat se sudo")}` : `↻ ${t("Obnovit")}`) : `▶ ${t("Pokračovat")}`, "resume", job.id));

583 if (job.actions.overwrite) buttons.push(actionButton(t("Přepsat cíl"), "overwrite", job.id));

584 if (job.actions.retry) buttons.push(actionButton(`⟲ ${t("Znovu od začátku")}`, "retry", job.id, "ghost"));

585 if (job.actions.cancel) buttons.push(actionButton(`✕ ${t("Zrušit")}`, "cancel", job.id, "danger"));

586 if (job.actions.remove) buttons.push(actionButton(t("Odebrat"), "remove", job.id, "ghost"));

587 const signature = buttons.map((button) => button.dataset.transferAction + button.textContent).join("|");

588

  if (actions.dataset.signature !== signature) { actions.replaceChildren(...buttons); actions.dataset.signature = signature; }

589}

590

591

function escapeHtml(value) { return String(value).replace(/[&<>"']/g, (char) => ({ "&": "&amp;", "<": "&lt;", ">": "&gt;", '"': "&quot;", "'": "&#39;" })[char]); }

592

593function identityName(identity) { return identity ? `${identity.username || ""}@${identity.host || ""}` : "—"; }

594

595function transferSessionName(job) {

596 return state.transferSessionNames.get(job.sessionId) || api.sessions.displayName({

597 label: job.sessionId || "—", username: job.identity?.username || "", host: job.identity?.host || ""

598 });

599}

600

601function sessionTransfers() {

602 if (globalThis.chjPanels?.active()) return [...state.transfers.values()];

603 const session = currentSession();

604 if (!session) return [];

605 return [...state.transfers.values()].filter((job) => job.sessionId === session.sessionId || (

606 !state.sessions.some((entry) => entry.sessionId === job.sessionId) &&

607 job.identity?.profileId === session.profileId && job.identity?.host === session.host &&

608 job.identity?.port === session.port && job.identity?.username === session.username

609 ));

610}

611

612function transferSummary(jobs) {

613 const counted = jobs.filter((job) => job.state !== "cancelled");

614 const count = (state) => jobs.filter((job) => job.state === state).length;

615 const sizesKnown = counted.every((job) => typeof job.size === "number");

616 const totalBytes = counted.reduce((sum, job) => sum + (job.size || 0), 0);

617 const transferredBytes = counted.reduce((sum, job) => sum + Math.min(job.transferred || 0, job.size ?? Infinity), 0);

618 const active = jobs.filter((job) => RUNNING.has(job.state));

619 const speed = active.reduce((sum, job) => sum + (job.speed || 0), 0);

620 const remaining = counted.filter((job) => !["completed", "failed", "cancelled"].includes(job.state))

621 .reduce((sum, job) => sum + Math.max(0, (job.size || 0) - (job.transferred || 0)), 0);

622 let percent = sizesKnown && totalBytes > 0 ? Math.floor(transferredBytes / totalBytes * 1000) / 10

623 : sizesKnown && counted.length && count("completed") === counted.length ? 100 : null;

624 if (percent >= 100 && count("completed") !== counted.length) percent = 99.9;

625

  return { total: jobs.length, completed: count("completed"), active: active.length, waiting: count("waiting") + count("reconnecting"),

626 paused: count("paused"), interrupted: count("interrupted"), failed: count("failed"), cancelled: count("cancelled"),

627 totalBytes, transferredBytes, sizesKnown, percent, speed,

628

    eta: speed > 0 && active.every((job) => job.state !== "transferring" || job.eta !== null) ? Math.ceil(remaining / speed) : null };

629}

630

631function renderTransfers() {

632 const jobs = sessionTransfers();

633 const summary = transferSummary(jobs);

634 if (!jobs.length || !summary) {

635 elements.transferSummary.textContent = t("Žádné přenosy.");

636 elements.transferOverall.querySelector("span").style.width = "0%"; elements.transferOverallText.textContent = "";

637

    elements.transferList.replaceChildren(Object.assign(document.createElement("div"), { className: "transfer-empty", textContent: t("Nahrané a stažené soubory se zobrazí zde i po přepnutí obrazovky nebo restartu aplikace.") }));

638 state.transferNodes.clear();

639 } else {

640

    const parts = [t("{count} souborů", { count: summary.total }), t("{count} dokončeno", { count: summary.completed }), t("{count} aktivní", { count: summary.active }), t("{count} čeká", { count: summary.waiting })];

641 if (summary.paused) parts.push(t("{count} pozastaveno", { count: summary.paused }));

642 if (summary.interrupted) parts.push(t("{count} přerušeno", { count: summary.interrupted }));

643 if (summary.failed) parts.push(t("{count} s chybou", { count: summary.failed }));

644 if (summary.cancelled) parts.push(t("{count} zrušeno", { count: summary.cancelled }));

645 elements.transferSummary.textContent = parts.join(" · ");

646 const bar = elements.transferOverall;

647 bar.classList.toggle("indeterminate", summary.percent === null && summary.active > 0);

648

    bar.classList.toggle("done", summary.completed === summary.total - summary.cancelled && summary.total > summary.cancelled);

649 bar.querySelector("span").style.width = `${summary.percent ?? 0}%`;

650

    elements.transferOverallText.textContent = `${summary.percent === null ? "—" : `${summary.percent.toLocaleString(i18n.locale())} %`} · ${bytes(summary.transferredBytes)} / ${summary.sizesKnown ? bytes(summary.totalBytes) : t("neznámá velikost")}${summary.active ? ` · ${rate(summary.speed)} · ${t("Zbývá: {time}", { time: duration(summary.eta) })}` : ""}`;

651

    const rank = (job) => RUNNING.has(job.state) ? 0 : ["waiting", "reconnecting"].includes(job.state) ? 1 : ["paused", "interrupted"].includes(job.state) ? 2 : job.state === "failed" ? 3 : 4;

652

    const ordered = jobs.sort((a, b) => rank(a) - rank(b) || (rank(a) === 4 ? (b.finishedAt || 0) - (a.finishedAt || 0) : a.createdAt - b.createdAt)).slice(0, 400);

653 const keep = new Set(ordered.map((job) => job.id));

654 for (const [id, node] of state.transferNodes) if (!keep.has(id)) { node.remove(); state.transferNodes.delete(id); }

655 const empty = elements.transferList.querySelector(".transfer-empty"); if (empty) empty.remove();

656 let previous = null;

657 for (const job of ordered) {

658 let node = state.transferNodes.get(job.id);

659 if (!node) { node = buildTransferNode(job); state.transferNodes.set(job.id, node); }

660 updateTransferNode(node, job);

661 const expected = previous ? previous.nextSibling : elements.transferList.firstChild;

662 if (expected !== node) elements.transferList.insertBefore(node, expected);

663 previous = node;

664 }

665 }

666 const selected = [...state.transferSelected].map((id) => state.transfers.get(id)).filter(Boolean);

667 elements.pauseSelectedButton.disabled = !selected.some((job) => job.actions.pause);

668 elements.resumeSelectedButton.disabled = !selected.some((job) => job.actions.resume);

669 elements.cancelSelectedButton.disabled = !selected.some((job) => job.actions.cancel);

670 elements.pauseAllButton.disabled = !jobs.some((job) => job.actions.pause);

671 elements.resumeAllButton.disabled = !jobs.some((job) => job.actions.resume);

672 elements.cancelAllButton.disabled = !jobs.some((job) => job.actions.cancel);

673 elements.clearFinishedButton.disabled = !jobs.some((job) => job.actions.remove);

674}

675

676function transferTargetName() { return currentSession() ? api.sessions.displayName(currentSession()) : t("Přenosy"); }

677

// The job's own connection while it lives; after a reconnect, the one connection to the same server, if it is unambiguous.

678function liveConnection(identity, previous) {

679 if (!identity) return undefined;

680 if (state.sessions.some((entry) => entry.sessionId === previous)) return previous;

681

  const same = state.sessions.filter((entry) => entry.profileId === identity.profileId && entry.host === identity.host && entry.port === identity.port && entry.username === identity.username);

682 return same.length === 1 ? same[0].sessionId : undefined;

683}

684function jobConnections(job) {

685

  const sessionId = liveConnection(job.identity, job.sessionId), sourceSessionId = liveConnection(job.sourceIdentity, job.sourceSessionId);

686 return { ...(sessionId ? { sessionId } : {}), ...(sourceSessionId ? { sourceSessionId } : {}) };

687}

688

689async function transferAction(action, ids) {

690 const requestGeneration = state.generation;

691 const visible = sessionTransfers();

692 ids = ids === "all" ? visible.map((job) => job.id) : ids.filter((id) => visible.some((job) => job.id === id));

693 const list = ids.map((id) => state.transfers.get(id));

694 if (!list.length) return;

695 const panels = globalThis.chjPanels?.active();

696 // Panels have no single selected server: each job continues on its own connections.

697

  const each = async (call, options) => { if (panels) { for (const job of list) await call([job.id], { ...options, ...jobConnections(job) }); } else await call(ids, { ...options, sessionId: selectedSessionId() }); };

698

  if (!panels && ["resume", "retry", "overwrite"].includes(action) && list.some((job) => job.sessionId !== selectedSessionId()) &&

699

      !window.confirm(`${[...new Set(list.map(transferSessionName))].join("\n")}\n→ ${transferTargetName()}\n\n${t("Pokračovat")}`)) return;

700 try {

701 if (action === "pause") await sessionResult(api.files.transfers.pause(ids), requestGeneration);

702 else if (action === "cancel") {

703

      if (!window.confirm(`${transferTargetName()}\n\n${t("Definitivně zrušit {count} přenosů? Dočasná data vytvořená aplikací budou odstraněna, existující cílové soubory zůstanou beze změny.", { count: list.filter((job) => job.actions.cancel).length })}`)) return;

704 await sessionResult(api.files.transfers.cancel(ids), requestGeneration);

705 } else if (action === "remove") await sessionResult(api.files.transfers.remove(ids), requestGeneration);

706 else if (action === "retry") {

707

      if (!window.confirm(`${transferTargetName()}\n\n${t("Přenést soubor znovu od začátku? Dosud přenesená část bude zahozena.")}`)) return;

708 const options = await sessionResult(transferAuthorization(list), requestGeneration);

709 if (options !== null) await sessionResult(each(api.files.transfers.retry, options), requestGeneration);

710 } else if (action === "overwrite") {

711

      if (!window.confirm(`${transferTargetName()}\n\n${t("Cíl byl mezitím změněn nebo již existuje. Přesto jej nahradit přeneseným souborem (se zachováním jeho metadat)?")}`)) return;

712 const options = await sessionResult(transferAuthorization(list), requestGeneration);

713

      if (options !== null) await sessionResult(each(api.files.transfers.resume, { ...options, overwrite: true }), requestGeneration);

714 } else if (action === "resume") {

715 const options = await sessionResult(transferAuthorization(list), requestGeneration);

716 if (options === null) return;

717 await sessionResult(each(api.files.transfers.resume, options), requestGeneration);

718 }

719 } catch (error) { if (requestGeneration !== state.generation) return; setStatus(errorText(error), true); }

720}

721

722// Interrupted jobs that need sudo get a password prompt before resuming.

723async function transferAuthorization(jobs) {

724 const requestGeneration = state.generation;

725 try {

726 if (!jobs.some((job) => job.authRequired)) return {};

727 const privilege = await sessionResult(privileges(), requestGeneration);

728 if (privilege.mode === "none") { setStatus(t(ERROR_TEXT.SUDO_NOT_PERMITTED), true); return null; }

729 const codes = new Set(jobs.map((job) => job.error?.code));

730

    return askSudo(t("Dokončení přenosu vyžaduje oprávnění správce (zápis do chráněného adresáře nebo čtení chráněného souboru)."), {

731

      privilege: codes.has("SUDO_PASSWORD_REQUIRED") || codes.has("SUDO_PASSWORD_INCORRECT") ? { ...privilege, mode: "sudo-password", sudoCached: false } : privilege,

732 error: codes.has("SUDO_PASSWORD_INCORRECT") ? t(ERROR_TEXT.SUDO_PASSWORD_INCORRECT) : ""

733 });

734 } catch (error) { if (requestGeneration !== state.generation) return; throw error; }

735}

736

737async function initTransfers() {

738 if (!api.files?.transfers) { elements.transfers.hidden = true; return; }

739 try { setTransfersCollapsed(localStorage.getItem("chj.fm.transfersCollapsed") === "1"); } catch {}

740 api.files.transfers.onUpdate(applyTransferUpdate);

741 const current = await api.files.transfers.list();

742 applyTransferUpdate({ ...current, full: true });

743

  setInterval(() => { if ([...state.transfers.values()].some((job) => job.state === "reconnecting" || job.state === "transferring")) queueTransferRender(); }, 1000);

744}

745

746// ---- remaining actions ------------------------------------------------------------------------

747

748async function openSelection() {

749 const requestGeneration = state.generation;

750

  try { const item = selectedEntries()[0]; if (!item) return; if (item.type === "directory" || item.targetType === "directory") await sessionResult(loadDirectory(item.path), requestGeneration); else await sessionResult(openText(item.path), requestGeneration);

751 } catch (error) { if (requestGeneration !== state.generation) return; throw error; }

752}

753async function renameSelection() {

754 const requestGeneration = state.generation;

755

  try { const item = selectedEntries()[0]; if (!item || selectedEntries().length !== 1) return; const name = await askName(t("Nový název:"), item.name); if (!name || name === item.name) return; await sessionResult(mutate(t("Přejmenovávám…"), t("Přejmenování {path} vyžaduje oprávnění správce.", { path: item.path }), (opts) => api.files.rename(selectedSessionId(), item.path, joinPath(parentPath(item.path), name), opts)), requestGeneration);

756 } catch (error) { if (requestGeneration !== state.generation) return; throw error; }

757}

758async function removeSelection() {

759 const requestGeneration = state.generation;

760

  try { const items = selectedEntries(); if (!items.length || !window.confirm(`${api.sessions.displayName(currentSession())}\n\n${t("Opravdu trvale smazat {count} vybraných položek včetně obsahu vybraných složek?", { count: items.length })}`)) return; await sessionResult(mutate(t("Mažu vybrané položky…"), t("Smazání vybraných položek vyžaduje oprávnění správce."), (opts) => api.files.removeMany(selectedSessionId(), items.map((item) => item.path), true, opts)), requestGeneration);

761 } catch (error) { if (requestGeneration !== state.generation) return; throw error; }

762}

763

764function hideContextMenu() { elements.contextMenu.hidden = true; }

765

function showContextMenu(event, remotePath) { event.preventDefault(); if (remotePath && !state.selected.has(remotePath)) selectPath(remotePath); elements.contextMenu.querySelector('[data-context="rename"]').disabled = state.selected.size !== 1; elements.contextMenu.querySelector('[data-context="open"]').disabled = state.selected.size !== 1; elements.contextMenu.hidden = false; const rect = elements.contextMenu.getBoundingClientRect(); elements.contextMenu.style.left = `${Math.max(6, Math.min(event.clientX, window.innerWidth - rect.width - 6))}px`; elements.contextMenu.style.top = `${Math.max(6, Math.min(event.clientY, window.innerHeight - rect.height - 6))}px`; }

766

767elements.closeButton.addEventListener("click", () => { api.close(); });

768

elements.refreshSessionsButton.addEventListener("click", async () => { await loadSessions(); await loadDirectory(state.currentPath); });

769elements.sessionSelect.addEventListener("change", () => {

770

  if (updateDirtyState() && !window.confirm(t("Soubor obsahuje neuložené změny. Opravdu zavřít editor?"))) { elements.sessionSelect.value = state.sessionId; return; }

771 endedSessionId = "";

772 resetSession(elements.sessionSelect.value);

773 void loadDirectory("/");

774});

775

elements.pathForm.addEventListener("submit", (event) => { event.preventDefault(); void loadDirectory(elements.pathInput.value); });

776

elements.rootButton.addEventListener("click", () => loadDirectory("/")); elements.upButton.addEventListener("click", () => loadDirectory(parentPath(state.currentPath))); elements.refreshButton.addEventListener("click", () => loadDirectory(state.currentPath));

777elements.filterInput.addEventListener("input", renderEntries);

778

elements.selectAllCheckbox.addEventListener("change", () => { for (const item of state.visibleEntries) { if (elements.selectAllCheckbox.checked) state.selected.add(item.path); else state.selected.delete(item.path); } renderEntries(); });

779

for (const button of document.querySelectorAll("button.sort")) button.addEventListener("click", () => { const key = button.dataset.sort; if (state.sortKey === key) state.sortDirection *= -1; else { state.sortKey = key; state.sortDirection = 1; } for (const other of document.querySelectorAll("button.sort")) { other.classList.toggle("active", other === button); other.querySelector("span:not(.sort-label)").textContent = other === button ? (state.sortDirection > 0 ? "↑" : "↓") : ""; } renderEntries(); });

780

elements.newFileButton.addEventListener("click", async () => { const name = await askName(t("Název nového souboru:"), t("novy-soubor.txt")); if (!name) return; const target = joinPath(state.currentPath, name); void mutate(t("Vytvářím soubor…"), t("Vytvoření {path} vyžaduje oprávnění správce.", { path: target }), (opts) => api.files.createFile(selectedSessionId(), target, opts)); });

781

elements.mkdirButton.addEventListener("click", async () => { const name = await askName(t("Název nové složky:")); if (!name) return; const target = joinPath(state.currentPath, name); void mutate(t("Vytvářím složku…"), t("Vytvoření {path} vyžaduje oprávnění správce.", { path: target }), (opts) => api.files.mkdir(selectedSessionId(), target, opts)); });

782elements.uploadButton.addEventListener("click", () => void uploadSelection());

783

elements.downloadButton.addEventListener("click", () => void downloadSelection()); elements.zipButton.addEventListener("click", () => archiveSelection("zip")); elements.tarGzButton.addEventListener("click", () => archiveSelection("tar.gz")); elements.tarButton.addEventListener("click", () => archiveSelection("tar"));

784

elements.filesBody.addEventListener("click", (event) => { const action = event.target.closest("button[data-row-action]"); if (action) { selectPath(action.dataset.path); if (action.dataset.rowAction === "open") void openSelection(); else showContextMenu(event, action.dataset.path); return; } const row = event.target.closest("tr[data-path]"); if (!row) return; selectPath(row.dataset.path, { toggle: event.metaKey || event.ctrlKey || event.target.matches("input[type=checkbox]"), range: event.shiftKey }); });

785

elements.filesBody.addEventListener("dblclick", (event) => { const row = event.target.closest("tr[data-path]"); if (!row) return; selectPath(row.dataset.path); void openSelection(); }); elements.filesBody.addEventListener("contextmenu", (event) => { const row = event.target.closest("tr[data-path]"); showContextMenu(event, row?.dataset.path); });

786

elements.contextMenu.addEventListener("click", (event) => { const action = event.target.closest("button[data-context]")?.dataset.context; hideContextMenu(); if (action === "open") void openSelection(); if (action === "download") void downloadSelection(); if (action === "rename") void renameSelection(); if (action === "remove") void removeSelection(); if (["zip", "tar", "tar.gz"].includes(action)) void archiveSelection(action); }); document.addEventListener("click", (event) => { if (!event.target.closest("#contextMenu") && !event.target.closest('[data-row-action="menu"]')) hideContextMenu(); });

787

elements.saveEditorButton.addEventListener("click", () => void saveEditor()); elements.closeEditorButton.addEventListener("click", closeEditor); elements.downloadEditorButton.addEventListener("click", () => { if (state.editorPath) void downloadSelection([state.editorPath]); });

788

elements.transfersToggle.addEventListener("click", () => setTransfersCollapsed(!elements.transfers.classList.contains("collapsed")));

789elements.transferList.addEventListener("click", (event) => {

790 const button = event.target.closest("button[data-transfer-action]");

791 if (button) { void transferAction(button.dataset.transferAction, [button.dataset.id]); return; }

792 const node = event.target.closest(".transfer"); if (!node) return;

793

  if (state.transferSelected.has(node.dataset.id)) state.transferSelected.delete(node.dataset.id); else state.transferSelected.add(node.dataset.id);

794 queueTransferRender();

795});

796elements.pauseAllButton.addEventListener("click", () => void transferAction("pause", "all"));

797

elements.resumeAllButton.addEventListener("click", () => void transferAction("resume", sessionTransfers().filter((job) => job.actions.resume).map((job) => job.id)));

798elements.cancelAllButton.addEventListener("click", () => void transferAction("cancel", "all"));

799elements.pauseSelectedButton.addEventListener("click", () => void transferAction("pause", [...state.transferSelected]));

800

elements.resumeSelectedButton.addEventListener("click", () => void transferAction("resume", [...state.transferSelected]));

801

elements.cancelSelectedButton.addEventListener("click", () => void transferAction("cancel", [...state.transferSelected]));

802

elements.clearFinishedButton.addEventListener("click", () => void transferAction("remove", sessionTransfers().filter((job) => job.actions.remove).map((job) => job.id)));

803

for (const element of [elements.concurrencySelect, elements.autoRetryCheckbox, elements.verifyCheckbox]) element.addEventListener("change", () => {

804

  void api.files.transfers?.updateSettings({ maxConcurrent: Number(elements.concurrencySelect.value), autoRetry: elements.autoRetryCheckbox.checked, verify: elements.verifyCheckbox.checked }).catch((error) => setStatus(errorText(error), true));

805});

806window.__CHJ_HAS_UNSAVED_CHANGES__ = () => Boolean(state.editorPath && updateDirtyState());

807

window.addEventListener("keydown", (event) => { if (event.key === "Escape") { if (!elements.contextMenu.hidden) hideContextMenu(); else if (!elements.editor.hidden && !elements.sudoDialog.open) closeEditor(); return; } if (!elements.editor.hidden || event.target.matches("input,select,textarea") || elements.sudoDialog.open || elements.planDialog.open) return; if (event.key === "F5") { event.preventDefault(); void loadDirectory(state.currentPath); } if (event.key === "F2") { event.preventDefault(); void renameSelection(); } if (event.key === "Delete") { event.preventDefault(); void removeSelection(); } if (event.key === "Enter") { event.preventDefault(); void openSelection(); } if ((event.metaKey || event.ctrlKey) && event.key.toLowerCase() === "a") { event.preventDefault(); state.selected = new Set(state.visibleEntries.map((entry) => entry.path)); renderEntries(); } if (event.key === "Backspace") { event.preventDefault(); void loadDirectory(parentPath(state.currentPath)); } });

808

809(async () => {

810 try { i18n.setLanguage(await api.ui.getLanguage()); } catch {}

811 i18n.apply(document);

812

  api.ui.onLanguageChanged((language) => { i18n.setLanguage(language); i18n.apply(document); renderEntries(); queueTransferRender(); });

813

  const info = await api.getInfo(); elements.pluginVersion.textContent = `${info.name} v${info.version} · ${info.publisher}`;

814

  if (!api.files?.downloadArchive || !api.files?.downloadMany || !api.files?.createFile || !api.files?.removeMany) { for (const element of document.querySelectorAll("main button, main input, main select")) element.disabled = true; setStatus(t("Tento build modulu vyžaduje nový Core s rozšířeným files.* API. Nejdříve aktualizujte aplikaci."), true); return; }

815 await initTransfers().catch((error) => setStatus(errorText(error), true));

816 await loadSessions(); await loadDirectory("/");

817})().catch((error) => setStatus(errorText(error), true));

818

819setInterval(() => { if (!document.hidden) void loadSessions().catch(() => {}); }, 3000);

820

SHA-256

44d6fe33017e1d289262935c5dfdaf55cb13ea18f5120425ba0a6669fb7c37c2

CH-J Proprietary Software License 1.14 · Die Quellen werden unter der CH-J Proprietary Software License 1.14 bereitgestellt. Ihre Verfügbarkeit ändert die Lizenzbedingungen nicht und gewährt keine zusätzlichen Rechte.

SHA-256 des Archivs

77380d4805485ffa4027fbe7858b5836f197a4aa9d52358a43e2d12d018744df