Press n or j to go to the next uncovered block, b, p or k for the previous block.
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70x 13x 13x 13x 13x 13x 5x 5x 83x 83x 83x 83x 83x 6x 6x 6x 83x 83x 83x 83x 83x 62x 62x 83x 5x 5x 5x 5x 5x 5x 5x 5x 5x 1x 1x 5x 3x 3x 2x 2x 3x 19x 8x 8x 8x 8x 8x 8x 8x 8x 13x 11x 11x 10x 10x 9x 251x 251x 247x 250x 250x 250x 245x 107x 107x 107x 6x 6x 6x 6x 6x 6x 6x 7x 7x 7x 1x 7x 7x 3x 7x 7x 1x 7x 7x 1x 7x 45x 45x 45x 45x 45x 45x 42x 2x 1x 1x 42x 42x 45x 45x 1x 1x 1x 44x 4x 4x 3x 2x 1x 2x 6x 5x 5x 5x 5x 5x 5x 1x 270x 1x 1x 4x 1x 1x 3x 15x 3x 3x 3x 3x 3x 3x 6x 6x 3x 3x 3x 3x 3x 2x 3x 2x 1x 18x 18x 18x 18x 5x 5x 83x 83x 1x 1x 1x 4x 4x 4x 1x 1x 2x | import {
FuzzySuggestModal,
ItemView,
MarkdownRenderer,
Menu,
Notice,
Platform,
setIcon,
type TFile,
WorkspaceLeaf,
} from "obsidian";
import type LilbeePlugin from "../main";
import {
CATALOG_SOURCE,
CHAT_MODE,
CONFIG_KEY,
HOSTED_SOURCES,
MODEL_TASK,
SEARCH_CHUNK_TYPE,
SESSION_ROLE,
SSE_EVENT,
ERROR_NAME,
} from "../types";
import type {
CatalogEntry,
ChatMode,
CompactingEventData,
CompactionEventData,
InstalledModel,
MemoryExtractedData,
Message,
SearchChunkType,
SessionDetail,
SessionMessageItem,
SessionRole,
Source,
SSEEvent,
} from "../types";
import { RateLimitedError, isHttpStatus } from "../api";
import { renderAggregatedSourceChips } from "./results";
import { displayLabelForRef, extractHfRepo } from "../utils/model-ref";
import { ConfirmPullModal } from "./confirm-pull-modal";
import { ConfirmModal } from "./confirm-modal";
import { CatalogModal } from "./catalog-modal";
import { CrawlModal } from "./crawl-modal";
import { addCloseButton } from "../components/close-button";
import { MESSAGES } from "../locales/en";
import {
RETRY_INTERVAL_MS,
SPINNER_MIN_DISPLAY_MS,
percentFromSse,
errorMessage,
extractSseErrorMessage,
extractSseErrorCode,
isModelUnavailableError,
noticeForResultError,
getRelevantSystemMemoryGB,
configString,
isStreamInterruptedError,
streamInterruptedMessage,
} from "../utils";
import { SessionsModal } from "./sessions-modal";
import { chunkTypeFromScope, deriveSessionTitle, scopeFromChunkType } from "../utils/session";
import { SetupWizard } from "./setup-wizard";
import { revealPlacementBeside } from "./placement-view";
import { hostedOptions, isUsableHostedRow } from "./catalog-helpers";
import { electronDialog } from "../utils/file-dialog";
export const VIEW_TYPE_CHAT = "lilbee-chat";
/** Within this distance of the bottom the view counts as pinned and follows the stream. */
const SCROLL_FOLLOW_THRESHOLD_PX = 80;
/** Fold glyph on the compaction boundary; the warning glyph when turns were dropped outright. */
const COMPACTION_ICON = "chevrons-down-up";
const COMPACTION_LOSSY_ICON = "alert-triangle";
/** Sentinel option value: selecting it opens the catalog instead of switching models. */
const RAIL_BROWSE_KEY = "__lilbee_browse__";
/** Option value that turns an optional role off (matches the server's empty model ref). */
const RAIL_DISABLED_KEY = "";
/** One pickable entry in a rail role's menu. */
interface RailOption {
value: string;
label: string;
checked: boolean;
}
/** Label shown on a chip trigger: the checked option, else the first (matching a native select). */
function railTriggerLabel(options: RailOption[]): string {
return (options.find((o) => o.checked) ?? options[0])?.label ?? "";
}
type OptionalRoleTask = typeof MODEL_TASK.VISION | typeof MODEL_TASK.RERANK;
/** Static description of an optional rail role (Vision, Rerank). Dynamic state lives on the view. */
interface OptionalRoleSpec {
task: OptionalRoleTask;
label: string;
dotClass: string;
triggerClass: string;
disabledLabel: string;
tooltip: string;
configKey: string;
setActive: (api: LilbeePlugin["api"], model: string) => Promise<{ isErr(): boolean }>;
failNotice: string;
}
/** Per-message streaming state: accumulated text and the live reasoning DOM. */
interface StreamState {
fullContent: string;
reasoningContent: string;
sources: Source[];
renderPending: boolean;
reasoningRenderPending: boolean;
reasoningContentEl: HTMLElement | null;
reasoningDetailsEl: HTMLElement | null;
answerStarted: boolean;
/** Set at DONE/stop/error so a queued animation-frame plain-text repaint
* can't overwrite the final markdown render. */
streamEnded: boolean;
/** The turn's user bubble; compaction markers are inserted above it. */
anchorEl: HTMLElement;
/** The condensing card, held so progress can advance it and the outcome can settle it. */
compaction: CompactionMarker | null;
/** The thinking-dots container; a warming label lands here and leaves with it. */
spinnerEl: HTMLElement;
/** Set once the server's `warming` event has been surfaced, so it renders once. */
warmingShown: boolean;
}
const OPTIONAL_ROLE_SPECS: OptionalRoleSpec[] = [
{
task: MODEL_TASK.VISION,
label: MESSAGES.RAIL_LABEL_VISION,
dotClass: "is-vision",
triggerClass: "lilbee-vision-model-select",
disabledLabel: MESSAGES.LABEL_VISION_DISABLED,
tooltip: MESSAGES.TOOLTIP_ROLE_VISION,
configKey: "vision_model",
setActive: (api, model) => api.setVisionModel(model),
failNotice: MESSAGES.RAIL_LABEL_VISION,
},
{
task: MODEL_TASK.RERANK,
label: MESSAGES.RAIL_LABEL_RERANK,
dotClass: "is-rerank",
triggerClass: "lilbee-rerank-model-select",
disabledLabel: MESSAGES.LABEL_RERANKER_DISABLED,
tooltip: MESSAGES.TOOLTIP_ROLE_RERANK,
configKey: "reranker_model",
setActive: (api, model) => api.setRerankerModel(model),
failNotice: MESSAGES.RAIL_LABEL_RERANK,
},
];
function extractString(data: unknown, field: string): string {
if (typeof data === "object" && data !== null && field in data) {
return String((data as Record<string, unknown>)[field]);
}
return String(data);
}
export function extractBanner(data: unknown): string | null {
if (data === null || typeof data !== "object") return null;
const banner = (data as Record<string, unknown>).banner;
return typeof banner === "string" && banner.length > 0 ? banner : null;
}
/** Strip the markdown markers that would otherwise show as raw syntax while text
* streams as plain text (bold `**`, code backticks). The full markdown — bold,
* code blocks, the lot — is rendered once when the message completes. */
export function plainStream(md: string): string {
return md.replace(/\*\*/g, "").replace(/`/g, "");
}
/** The condensing card's live parts: a title that counts batches and a progress fill. */
interface CompactionMarker {
root: HTMLElement;
title: HTMLElement;
fill: HTMLElement;
}
/** Boundary wording for a compaction: what was condensed, and what was dropped outright. */
export function compactionMarkerText(data: CompactionEventData): string {
if (data.condensed > 0 && data.stranded > 0) return MESSAGES.CHAT_COMPACTED_PARTIAL(data.condensed, data.stranded);
if (data.stranded > 0) return MESSAGES.CHAT_STRANDED(data.stranded);
return MESSAGES.CHAT_COMPACTED(data.condensed);
}
export class ChatView extends ItemView {
private plugin: LilbeePlugin;
private history: Message[] = [];
/** Server-side conversation this view appends to. Null until the first turn opens one. */
private sessionId: string | null = null;
/** Carry-forward compaction notes; sent with each turn and replaced by `compaction` events. */
private summary = "";
/** Bumped when the transcript is replaced or cleared; stale queued writes check it and no-op. */
private conversationEpoch = 0;
/** Serializes session writes: the log is append-only, so turns must land in order. */
private persistQueue: Promise<void> = Promise.resolve();
/** The send in progress, so a resume can let it finish unwinding before replacing the transcript. */
private inFlightSend: Promise<void> | null = null;
private messagesEl: HTMLElement | null = null;
private sendBtn: HTMLButtonElement | null = null;
private textareaEl: HTMLTextAreaElement | null = null;
private sending = false;
private streamController: AbortController | null = null;
private pullController: AbortController | null = null;
private chatCatalogEntries: CatalogEntry[] = [];
private chatInstalled: InstalledModel[] = [];
private chatActive = "";
private chatTriggerTextEl: HTMLElement | null = null;
private embeddingTriggerTextEl: HTMLElement | null = null;
private embeddingModels: CatalogEntry[] = [];
private activeEmbeddingModel = "";
private chatModeContainer: HTMLElement | null = null;
private chatModeCurrent: ChatMode | null = null;
/** Search-scope toggle buttons by scope. Empty while the wiki feature is off — they aren't rendered then. */
private searchModeButtons = new Map<SearchChunkType, HTMLElement>();
// Optional model roles (Vision, Rerank) surfaced in the rail. Keyed by the
// spec's task; data refreshed alongside the chat/embed selectors. Options
// come from the per-task catalog (so only role-capable models show), exactly
// like the Settings model manager.
private optionalRailEl: HTMLElement | null = null;
private optionalCatalog: Record<OptionalRoleTask, CatalogEntry[]> = { vision: [], rerank: [] };
private optionalActive: Record<OptionalRoleTask, string> = { vision: "", rerank: "" };
private static readonly OFFLINE_THRESHOLD = 3;
private retryTimer: number | null = null;
private retryCount = 0;
private emptyStateEl: HTMLElement | null = null;
constructor(leaf: WorkspaceLeaf, plugin: LilbeePlugin) {
super(leaf);
this.plugin = plugin;
}
getViewType(): string {
return VIEW_TYPE_CHAT;
}
getDisplayText(): string {
return MESSAGES.LABEL_CHAT_VIEW;
}
getIcon(): string {
return "message-circle";
}
async onOpen(): Promise<void> {
const container = this.containerEl.children[1] as HTMLElement;
container.empty();
container.addClass("lilbee-chat-container");
this.createToolbar(container);
this.messagesEl = container.createDiv({ cls: "lilbee-chat-messages" });
this.createInputArea(container);
}
async onClose(): Promise<void> {
this.streamController?.abort();
this.pullController?.abort();
if (this.retryTimer) {
window.clearTimeout(this.retryTimer);
this.retryTimer = null;
}
this.retryCount = 0;
}
private createToolbar(container: HTMLElement): void {
const toolbar = container.createDiv({ cls: "lilbee-chat-toolbar" });
// Model rail (line 1): the four roles as content-sized chips that wrap
// when the panel is narrow. Each chip is a colored dot (filled = on,
// hollow = off) + a clear label + the model picker. All four read the
// same way — bb-72pq parity, no role is icon-only.
const rail = toolbar.createDiv({ cls: "lilbee-model-rail" });
const chatChip = rail.createDiv({ cls: "lilbee-model-chip lilbee-toolbar-group" });
chatChip.setAttribute("aria-label", MESSAGES.TOOLTIP_ROLE_CHAT);
chatChip.setAttribute("aria-label-position", "top");
chatChip.createSpan({ cls: "lilbee-model-chip-dot is-chat is-active" });
chatChip.createSpan({ cls: "lilbee-model-chip-label", text: MESSAGES.RAIL_LABEL_CHAT });
this.chatTriggerTextEl = this.createRailTrigger(chatChip, "lilbee-chat-model-select", (event) =>
this.openChatMenu(event),
);
const embedChip = rail.createDiv({ cls: "lilbee-model-chip lilbee-toolbar-group lilbee-toolbar-group-embed" });
embedChip.setAttribute("aria-label", MESSAGES.TOOLTIP_ROLE_EMBED);
embedChip.setAttribute("aria-label-position", "top");
embedChip.createSpan({ cls: "lilbee-model-chip-dot is-embed is-active" });
embedChip.createSpan({ cls: "lilbee-model-chip-label", text: MESSAGES.RAIL_LABEL_EMBED });
this.embeddingTriggerTextEl = this.createRailTrigger(embedChip, "lilbee-embed-model-select", (event) =>
this.openEmbeddingMenu(event),
);
// Optional roles (Vision, Rerank) are chips in the same wrapping rail.
this.optionalRailEl = rail.createDiv({ cls: "lilbee-model-rail-optional" });
this.fillOptionalRoles();
// "Browse more" sits at the far right of the rail and opens the full
// model catalog (all roles) — not tied to any one chip.
const railBrowseBtn = rail.createEl("button", {
text: MESSAGES.BUTTON_BROWSE_MORE,
cls: "lilbee-embed-browse lilbee-rail-browse",
});
railBrowseBtn.setAttribute("aria-label", MESSAGES.BUTTON_BROWSE_MORE);
railBrowseBtn.addEventListener("click", () => {
new CatalogModal(this.app, this.plugin).open();
});
// Controls (line 2): mode toggles on the left, save/clear on the right.
const actions = toolbar.createDiv({ cls: "lilbee-chat-toolbar-actions" });
this.chatModeContainer = actions.createDiv({ cls: "lilbee-chat-mode-container" });
this.fetchAndFillSelectors();
// Search mode toggle (only shown when wiki feature is enabled)
const wikiEnabled = this.plugin.settings.wikiEnabled;
// With the toggle hidden, any narrowed scope is a scope the user cannot see or undo.
if (!wikiEnabled && this.plugin.settings.searchChunkType !== SEARCH_CHUNK_TYPE.ALL) {
this.plugin.settings.searchChunkType = SEARCH_CHUNK_TYPE.ALL;
}
if (wikiEnabled) {
const modeGroup = actions.createDiv({ cls: "lilbee-search-mode" });
const modes: { value: SearchChunkType; label: string }[] = [
{ value: SEARCH_CHUNK_TYPE.ALL, label: MESSAGES.LABEL_SEARCH_ALL },
{ value: SEARCH_CHUNK_TYPE.WIKI, label: MESSAGES.LABEL_SEARCH_WIKI },
{ value: SEARCH_CHUNK_TYPE.RAW, label: MESSAGES.LABEL_SEARCH_RAW },
];
for (const mode of modes) {
const btn = modeGroup.createEl("button", { text: mode.label, cls: "lilbee-search-mode-btn" });
this.searchModeButtons.set(mode.value, btn);
btn.addEventListener("click", () => {
this.plugin.settings.searchChunkType = mode.value;
void this.plugin.saveSettings();
this.syncSearchModeButtons(mode.value);
});
}
this.syncSearchModeButtons(this.plugin.settings.searchChunkType);
}
actions.createDiv({ cls: "lilbee-toolbar-spacer" });
const gpuBtn = actions.createEl("button", { cls: "lilbee-chat-gpu" });
setIcon(gpuBtn, "cpu");
gpuBtn.setAttribute("aria-label", MESSAGES.LABEL_OPEN_GPU_ACTIVITY);
gpuBtn.addEventListener("click", () => void revealPlacementBeside(this.app, this.leaf));
// Saved conversations are hidden outright on servers without the routes.
if (this.plugin.serverSupportsSessions()) {
const sessionsBtn = actions.createEl("button", { cls: "lilbee-chat-sessions" });
setIcon(sessionsBtn, "history");
sessionsBtn.setAttribute("aria-label", MESSAGES.LABEL_OPEN_SESSIONS);
sessionsBtn.addEventListener("click", () => this.openSessions());
}
const saveBtn = actions.createEl("button", { cls: "lilbee-chat-save" });
setIcon(saveBtn, "save");
saveBtn.setAttribute("aria-label", MESSAGES.LABEL_SAVE_VAULT);
saveBtn.addEventListener("click", () => void this.saveToVault());
const clearBtn = actions.createEl("button", { cls: "lilbee-chat-clear" });
setIcon(clearBtn, "eraser");
clearBtn.setAttribute("aria-label", MESSAGES.BUTTON_CLEAR_CHAT);
clearBtn.addEventListener("click", () => this.clearChat());
addCloseButton(actions, this.leaf, MESSAGES.LABEL_CLOSE_VIEW(MESSAGES.LABEL_CHAT_VIEW));
}
private createInputArea(container: HTMLElement): void {
const inputArea = container.createDiv({ cls: "lilbee-chat-input" });
const addBtn = inputArea.createEl("button", { cls: "lilbee-chat-add-file" });
addBtn.setAttribute("aria-label", MESSAGES.LABEL_ADD_FILE);
setIcon(addBtn, "paperclip");
addBtn.addEventListener("click", (e) => this.openFilePicker(e));
const textarea = inputArea.createEl("textarea", {
placeholder: MESSAGES.PLACEHOLDER_ASK_SOMETHING,
cls: "lilbee-chat-textarea",
});
this.textareaEl = textarea;
this.sendBtn = inputArea.createEl("button", {
text: MESSAGES.BUTTON_SEND,
cls: "lilbee-chat-send",
});
const handleSend = (): void => {
// Defensively wrap in try/catch — exceptions in the click/keydown
// path used to bubble out silently because Obsidian swallows them
// at the event-listener boundary, leaving the user staring at a
// chat with their question echoed back but no fetch fired.
try {
if (this.sending) return;
const text = textarea.value.trim();
if (!text) return;
// sendMessage clears the box once its guards pass: a refused send
// (engine still warming, another turn in flight) must not eat the
// question the user typed.
this.inFlightSend = this.sendMessage(text);
} catch (err) {
const reason = errorMessage(err, MESSAGES.ERROR_UNKNOWN, this.plugin.settings.serverMode);
new Notice(MESSAGES.ERROR_CHAT_FAILED(reason));
}
};
this.sendBtn.addEventListener("click", () => {
if (this.sending) {
this.streamController?.abort();
} else {
handleSend();
}
});
textarea.addEventListener("keydown", (e) => {
if (e.key === "Enter" && !e.shiftKey) {
e.preventDefault();
handleSend();
}
});
}
private fetchAndFillSelectors(): void {
Promise.all([
this.plugin.api.catalog({ task: MODEL_TASK.CHAT }),
this.plugin.api.installedModels({ task: MODEL_TASK.CHAT }).catch(() => ({ models: [] })),
this.plugin.api.catalog({ task: MODEL_TASK.EMBEDDING }).catch(() => null),
this.plugin.api.config().catch(() => null),
this.plugin.api.catalog({ task: MODEL_TASK.VISION }).catch(() => null),
this.plugin.api.catalog({ task: MODEL_TASK.RERANK }).catch(() => null),
])
.then(([chatCatalogResult, chatInstalled, embeddingResult, serverConfig, visionCatalog, rerankCatalog]) => {
if (this.retryTimer) {
window.clearTimeout(this.retryTimer);
this.retryTimer = null;
}
this.retryCount = 0;
this.chatCatalogEntries = chatCatalogResult.isOk() ? chatCatalogResult.value.models : [];
this.chatInstalled = chatInstalled.models;
this.chatActive = serverConfig ? configString(serverConfig, "chat_model") : "";
this.chatTriggerTextEl?.setText(railTriggerLabel(this.chatOptionGroups().flat()));
this.fillEmbeddingSelector(embeddingResult, serverConfig);
this.fillOptionalRoleData(
visionCatalog && visionCatalog.isOk() ? visionCatalog.value.models : [],
rerankCatalog && rerankCatalog.isOk() ? rerankCatalog.value.models : [],
serverConfig,
);
this.renderChatModeToggle(serverConfig);
if (this.chatInstalled.length === 0) {
this.showEmptyState();
this.retryTimer = window.setTimeout(() => this.fetchAndFillSelectors(), RETRY_INTERVAL_MS);
} else {
this.hideEmptyState();
}
})
.catch(() => {
this.retryCount++;
const connecting = this.retryCount < ChatView.OFFLINE_THRESHOLD;
const label = connecting ? MESSAGES.LABEL_CONNECTING : MESSAGES.LABEL_OFFLINE;
// Clear option state so the menus offer nothing while unreachable.
this.chatCatalogEntries = [];
this.chatInstalled = [];
this.embeddingModels = [];
this.activeEmbeddingModel = "";
this.chatTriggerTextEl?.setText(label);
this.embeddingTriggerTextEl?.setText(label);
if (this.retryCount === ChatView.OFFLINE_THRESHOLD) {
new Notice(MESSAGES.ERROR_SERVER_UNREACHABLE);
}
this.retryTimer = window.setTimeout(() => this.fetchAndFillSelectors(), RETRY_INTERVAL_MS);
});
}
private renderChatModeToggle(serverConfig: Record<string, unknown> | null): void {
/* v8 ignore next 2 */
if (!this.chatModeContainer) return;
this.chatModeContainer.empty();
const rawMode = serverConfig?.chat_mode;
if (rawMode !== CHAT_MODE.SEARCH && rawMode !== CHAT_MODE.CHAT) return;
this.chatModeCurrent = rawMode;
const embeddingModel = typeof serverConfig?.embedding_model === "string" ? serverConfig.embedding_model : "";
const noEmbedding = embeddingModel === "";
const segments: { mode: ChatMode; label: string; tooltip: string }[] = [
{ mode: CHAT_MODE.SEARCH, label: MESSAGES.LABEL_CHAT_MODE_SEARCH, tooltip: MESSAGES.TOOLTIP_MODE_SEARCH },
{ mode: CHAT_MODE.CHAT, label: MESSAGES.LABEL_CHAT_MODE_CHAT, tooltip: MESSAGES.TOOLTIP_MODE_CHAT },
];
for (const seg of segments) {
const btn = this.chatModeContainer.createEl("button", {
text: seg.label,
cls: `lilbee-chat-mode-btn${seg.mode === rawMode ? " active" : ""}`,
});
btn.setAttribute("aria-label", seg.tooltip);
btn.setAttribute("aria-label-position", "top");
if (noEmbedding) {
btn.disabled = true;
btn.setAttribute("title", MESSAGES.TOOLTIP_CHAT_MODE_NEEDS_EMBEDDING);
btn.addClass("lilbee-disabled");
}
btn.addEventListener("click", () => {
if (noEmbedding || seg.mode === this.chatModeCurrent) return;
void this.persistChatMode(seg.mode);
});
}
}
private async persistChatMode(mode: ChatMode): Promise<void> {
try {
await this.plugin.api.updateConfig({ [CONFIG_KEY.CHAT_MODE]: mode });
this.chatModeCurrent = mode;
this.applyActiveClassToChatModeButtons(mode);
} catch (err) {
const reason = errorMessage(err, MESSAGES.ERROR_UNKNOWN, this.plugin.settings.serverMode);
new Notice(MESSAGES.NOTICE_FAILED_UPDATE(`${MESSAGES.LABEL_CHAT_MODE}: ${reason}`));
}
}
private applyActiveClassToChatModeButtons(mode: ChatMode): void {
/* v8 ignore next 2 */
if (!this.chatModeContainer) return;
const buttons = this.chatModeContainer.querySelectorAll(".lilbee-chat-mode-btn");
const activeIdx = mode === CHAT_MODE.SEARCH ? 0 : 1;
for (let i = 0; i < buttons.length; i++) {
if (i === activeIdx) buttons[i].addClass("active");
else buttons[i].removeClass("active");
}
}
private fillEmbeddingSelector(
embeddingResult: import("../result").Result<import("../types").CatalogResponse, Error> | null,
serverConfig: Record<string, unknown> | null,
): void {
this.activeEmbeddingModel = serverConfig ? configString(serverConfig, "embedding_model") : "";
this.embeddingModels =
embeddingResult && embeddingResult.isOk() ? embeddingResult.value.models.filter((m) => m.installed) : [];
this.embeddingTriggerTextEl?.setText(railTriggerLabel(this.embeddingOptions()));
}
/** Embedding menu entries: installed builds, or the bare active ref when none are installed. */
private embeddingOptions(): RailOption[] {
const activeRepo = extractHfRepo(this.activeEmbeddingModel);
const options = this.embeddingModels.map((m) => ({
value: m.hf_repo,
label: m.display_name,
checked: m.hf_repo === activeRepo,
}));
if (options.length === 0 && this.activeEmbeddingModel) {
options.push({
value: this.activeEmbeddingModel,
label: displayLabelForRef(this.activeEmbeddingModel),
checked: true,
});
}
return options;
}
/** Chat menu entries: [featured installed + hosted rows, other installed builds]. */
private chatOptionGroups(): RailOption[][] {
return [this.chatPrimaryOptions(), this.chatOtherOptions()];
}
/** Featured rows that have an installed quant, then hosted rows not already listed. */
private chatPrimaryOptions(): RailOption[] {
const installedRepos = new Set(this.chatInstalled.map((m) => extractHfRepo(m.name)));
const activeRepo = extractHfRepo(this.chatActive);
const primary: RailOption[] = [];
for (const entry of this.chatCatalogEntries.filter((e) => installedRepos.has(e.hf_repo))) {
const sourceTag = HOSTED_SOURCES.has(entry.source) ? ` [${entry.provider ?? entry.source}]` : "";
primary.push({
value: entry.hf_repo,
label: `${entry.display_name}${sourceTag}`,
checked: entry.hf_repo === activeRepo,
});
}
// Hosted rows (frontier/ollama) are selectable even when absent from the
// installed registry — ollama always, frontier with a ready key. Skip any
// already emitted above as an installed featured row (an ollama model can
// be both hosted and registered as installed).
for (const [ref, label] of hostedOptions(this.chatCatalogEntries)) {
if (installedRepos.has(ref)) continue;
primary.push({ value: ref, label, checked: ref === activeRepo });
}
return primary;
}
/** Installed builds that aren't in the featured catalog (manually pulled, ollama/, openai/, …). */
private chatOtherOptions(): RailOption[] {
const sourceMap = new Map(this.chatInstalled.map((m) => [m.name, m.source]));
const featuredRepos = new Set(this.chatCatalogEntries.map((e) => e.hf_repo));
return this.chatInstalled
.filter((m) => !featuredRepos.has(extractHfRepo(m.name)))
.sort((a, b) => a.name.localeCompare(b.name))
.map((m) => {
const source = sourceMap.get(m.name);
const suffix = source && source !== CATALOG_SOURCE.NATIVE ? ` [${source}]` : "";
return {
value: m.name,
label: `${displayLabelForRef(m.name)}${suffix}`,
checked: m.name === this.chatActive,
};
});
}
private openChatMenu(event: MouseEvent): void {
this.openRailMenu(event, this.chatTriggerTextEl, this.chatOptionGroups(), (value) =>
this.handleChatSelection(value),
);
}
private handleChatSelection(value: string): void {
const uninstalled = this.chatCatalogEntries.find((e) => e.hf_repo === value && !e.installed);
if (uninstalled) {
const modal = new ConfirmPullModal(this.plugin.app, {
displayName: uninstalled.display_name,
sizeGb: uninstalled.size_gb,
minRamGb: uninstalled.min_ram_gb,
systemMemGb: getRelevantSystemMemoryGB(this.plugin.settings.serverMode),
});
modal.open();
void modal.result.then((confirmed) => {
if (confirmed) {
void this.autoPullAndSet(uninstalled);
}
});
return;
}
this.applyChatModel(value);
}
/** Point the server at an already-installed chat model. */
private applyChatModel(value: string): void {
void this.plugin.api.setChatModel(value).then((result) => {
if (result.isOk()) {
// Keep the menu's checkmark in sync without waiting for a refetch.
this.chatActive = value;
this.plugin.activeModel = value;
void this.plugin.fetchActiveModel();
this.plugin.refreshSettingsTab();
} else {
new Notice(MESSAGES.ERROR_SWITCH_MODEL);
}
});
}
private openEmbeddingMenu(event: MouseEvent): void {
this.openRailMenu(event, this.embeddingTriggerTextEl, [this.embeddingOptions()], (value) =>
this.handleEmbeddingSelection(value),
);
}
private handleEmbeddingSelection(value: string): void {
const previous = this.activeEmbeddingModel;
const modal = new ConfirmModal(this.plugin.app, MESSAGES.DESC_EMBEDDING_REINDEX_WARNING);
modal.open();
void modal.result.then(async (confirmed) => {
if (!confirmed) {
this.revertEmbeddingTrigger(previous);
return;
}
const result = await this.plugin.api.setEmbeddingModel(value);
if (result.isErr()) {
new Notice(noticeForResultError(result.error, MESSAGES.NOTICE_FAILED_EMBEDDING));
this.revertEmbeddingTrigger(previous);
return;
}
this.activeEmbeddingModel = value;
new Notice(MESSAGES.NOTICE_EMBEDDING_UPDATED);
new Notice(MESSAGES.NOTICE_REINDEX_REQUIRED);
this.plugin.refreshSettingsTab();
void this.plugin.triggerSync();
});
}
/** Chip trigger button: current model text + caret; click opens the role's menu. */
private createRailTrigger(
chip: HTMLElement,
cls: string,
onOpen: (event: MouseEvent, textEl: HTMLElement) => void,
): HTMLElement {
const trigger = chip.createEl("button", { cls: `lilbee-model-chip-select ${cls}` });
const text = trigger.createSpan({ cls: "lilbee-model-chip-select-text" });
setIcon(trigger.createSpan({ cls: "lilbee-model-chip-select-caret" }), "chevron-down");
trigger.addEventListener("click", (event) => onOpen(event, text));
return text;
}
/** In-window menu of rail options; the checked entry is the active one. */
private openRailMenu(
event: MouseEvent,
textEl: HTMLElement | null,
groups: RailOption[][],
onPick: (value: string) => void,
): void {
const nonEmpty = groups.filter((group) => group.length > 0);
if (nonEmpty.length === 0) return;
const menu = new Menu();
nonEmpty.forEach((group, index) => {
if (index > 0) menu.addSeparator();
for (const opt of group) {
menu.addItem((item) => {
item.setTitle(opt.label)
.setChecked(opt.checked)
.onClick(() => {
// Re-picking the active item is a no-op (matches a native select's change event).
if (opt.checked) return;
// Browse opens the catalog; the chip keeps showing the current model.
if (opt.value !== RAIL_BROWSE_KEY) textEl?.setText(opt.label);
onPick(opt.value);
});
});
}
});
this.showMenu(menu, event);
}
/** Store the latest per-task catalog + active model for the optional roles, then re-render. */
private fillOptionalRoleData(
visionCatalog: CatalogEntry[],
rerankCatalog: CatalogEntry[],
serverConfig: Record<string, unknown> | null,
): void {
this.optionalCatalog.vision = visionCatalog;
this.optionalCatalog.rerank = rerankCatalog;
this.optionalActive.vision = serverConfig ? configString(serverConfig, "vision_model") : "";
this.optionalActive.rerank = serverConfig ? configString(serverConfig, "reranker_model") : "";
this.fillOptionalRoles();
}
/** Rebuild the optional (Vision, Rerank) rail rows from current catalog/active state. */
private fillOptionalRoles(): void {
/* v8 ignore next 2 */
if (!this.optionalRailEl) return;
this.optionalRailEl.empty();
for (const spec of OPTIONAL_ROLE_SPECS) {
this.renderOptionalRoleRow(this.optionalRailEl, spec);
}
}
/**
* Selectable models for a role: local installed builds + hosted (LiteLLM)
* entries — mirroring the Settings model manager so only role-capable
* models appear. Un-installed catalog builds are reached via "Browse catalog".
*/
private optionalRoleOptions(spec: OptionalRoleSpec): { value: string; label: string }[] {
const entries = this.optionalCatalog[spec.task];
const localInstalled = entries.filter((e) => !HOSTED_SOURCES.has(e.source) && e.installed);
const hosted = entries.filter(isUsableHostedRow);
const options = localInstalled.map((e) => ({ value: e.hf_repo, label: e.display_name }));
for (const e of hosted) {
options.push({ value: e.hf_repo, label: `${e.display_name} — ${MESSAGES.LABEL_VISION_HOSTED_GROUP}` });
}
return options;
}
/** Full menu entry list for an optional role: Disabled, role-capable models, Browse catalog. */
private optionalRoleMenuOptions(spec: OptionalRoleSpec): RailOption[] {
const active = this.optionalActive[spec.task];
const activeRepo = extractHfRepo(active);
// "Disabled" turns the role off (model ref ""); the role stays visible
// even with nothing installed, and "Browse catalog" downloads one.
const options: RailOption[] = [{ value: RAIL_DISABLED_KEY, label: spec.disabledLabel, checked: !active }];
for (const opt of this.optionalRoleOptions(spec)) {
options.push({ ...opt, checked: opt.value === active || opt.value === activeRepo });
}
options.push({ value: RAIL_BROWSE_KEY, label: MESSAGES.RAIL_BROWSE_CATALOG, checked: false });
return options;
}
private renderOptionalRoleRow(rail: HTMLElement, spec: OptionalRoleSpec): void {
const active = this.optionalActive[spec.task];
const chip = rail.createDiv({ cls: "lilbee-model-chip lilbee-model-chip-optional" });
chip.setAttribute("aria-label", spec.tooltip);
chip.setAttribute("aria-label-position", "top");
if (!active) chip.addClass("is-off");
const dot = chip.createSpan({ cls: `lilbee-model-chip-dot ${spec.dotClass}` });
if (active) dot.addClass("is-active");
chip.createSpan({ cls: "lilbee-model-chip-label", text: spec.label });
const textEl = this.createRailTrigger(chip, spec.triggerClass, (event, text) =>
this.openRailMenu(event, text, [this.optionalRoleMenuOptions(spec)], (value) =>
this.handleOptionalRoleSelection(spec, value),
),
);
textEl.setText(railTriggerLabel(this.optionalRoleMenuOptions(spec)));
}
private handleOptionalRoleSelection(spec: OptionalRoleSpec, value: string): void {
if (value === RAIL_BROWSE_KEY) {
new CatalogModal(this.app, this.plugin, spec.task).open();
return;
}
// RAIL_DISABLED_KEY disables the role; any other value activates it.
void spec.setActive(this.plugin.api, value).then((result) => {
if (result.isErr()) {
new Notice(MESSAGES.NOTICE_FAILED_UPDATE(spec.failNotice));
return;
}
this.optionalActive[spec.task] = value;
this.fillOptionalRoles();
void this.plugin.fetchActiveModel();
this.plugin.refreshSettingsTab();
});
}
private revertEmbeddingTrigger(previousValue: string): void {
if (!this.embeddingTriggerTextEl) return;
// Restore the previous label only when that value still exists in the
// option set; otherwise fall back to a server refresh.
const option = this.embeddingOptions().find((opt) => opt.value === previousValue);
if (option) {
this.embeddingTriggerTextEl.setText(option.label);
return;
}
void this.fetchAndFillSelectors();
}
private async autoPullAndSet(entry: CatalogEntry): Promise<void> {
const taskId = this.plugin.enqueuePull(`Pull ${entry.display_name}`);
if (taskId === null) {
new Notice(MESSAGES.NOTICE_QUEUE_FULL);
return;
}
this.pullController = new AbortController();
this.plugin.taskQueue.registerAbort(taskId, this.pullController);
let pullFailed = false;
try {
for await (const event of this.plugin.api.pullModel(entry.hf_repo, "native", this.pullController.signal)) {
if (event.event === SSE_EVENT.PROGRESS) {
const d = event.data as { percent?: number; current?: number; total?: number };
const pct = percentFromSse(d);
if (pct !== undefined) {
this.plugin.taskQueue.update(taskId, pct, entry.display_name, {
current: d.current,
total: d.total,
});
}
} else if (event.event === SSE_EVENT.ERROR) {
const d = event.data as { message?: string } | string;
const msg = extractSseErrorMessage(d, MESSAGES.ERROR_UNKNOWN);
new Notice(MESSAGES.ERROR_PULL_MODEL.replace("{model}", entry.display_name));
this.plugin.taskQueue.fail(taskId, msg);
pullFailed = true;
break;
}
}
} catch (err) {
if (err instanceof Error && err.name === ERROR_NAME.ABORT_ERROR) {
new Notice(MESSAGES.NOTICE_PULL_CANCELLED);
this.plugin.taskQueue.cancel(taskId);
} else {
const reason = errorMessage(err, MESSAGES.ERROR_UNKNOWN);
new Notice(`${MESSAGES.ERROR_PULL_MODEL.replace("{model}", entry.display_name)}: ${reason}`);
this.plugin.taskQueue.fail(taskId, reason);
}
this.pullController = null;
return;
}
this.pullController = null;
if (pullFailed) return;
this.plugin.taskQueue.complete(taskId);
const result = await this.plugin.api.setChatModel(entry.hf_repo);
if (result.isErr()) {
new Notice(
noticeForResultError(result.error, MESSAGES.ERROR_SET_MODEL.replace("{model}", entry.display_name)),
);
} else {
this.plugin.activeModel = entry.hf_repo;
new Notice(MESSAGES.NOTICE_MODEL_ACTIVATED_FULL(entry.display_name));
this.plugin.refreshSettingsTab();
}
void this.plugin.fetchActiveModel();
this.fetchAndFillSelectors();
}
// Re-sync the rail pills with the server's active models, for callers
// outside this view (e.g. the catalog) that switch a model.
refreshRail(): void {
this.fetchAndFillSelectors();
}
private clearChat(): void {
this.history = [];
this.sessionId = null;
this.summary = "";
this.conversationEpoch++;
if (this.messagesEl) this.messagesEl.empty();
}
private openSessions(): void {
new SessionsModal(this.app, this.plugin, {
activeId: this.sessionId,
resume: (id) => void this.resumeSession(id),
startNew: () => this.startNewConversation(),
}).open();
}
/** Drop the transcript and unbind the session. The old one is already persisted. */
private startNewConversation(): void {
this.clearChat();
new Notice(MESSAGES.NOTICE_SESSION_NEW);
}
/** Open the session lazily, on the first turn, so an idle view creates nothing. Returns its id. */
private async ensureSession(firstText: string): Promise<string> {
if (this.sessionId) return this.sessionId;
const epoch = this.conversationEpoch;
const scope = scopeFromChunkType(this.plugin.settings.searchChunkType);
const created = await this.plugin.api.createSession(this.chatActive, scope);
// A resume or clear that raced the create wins; this conversation stays unbound from the view.
if (epoch === this.conversationEpoch) this.sessionId = created.meta.id;
// The server auto-titles only TUI sessions; HTTP surfaces title their own via rename.
try {
await this.plugin.api.renameSession(created.meta.id, deriveSessionTitle(firstText));
} catch {
// A failed title write leaves the server's default; the transcript still persists.
}
return created.meta.id;
}
/** Queue a session write. Never awaited by the chat path: persistence must not stall the answer. */
private queuePersist(write: () => Promise<void>): void {
// Servers without the session routes keep the conversation in memory only.
if (!this.plugin.serverSupportsSessions()) return;
// Writes queued for one conversation must not touch the one open when they run.
const epoch = this.conversationEpoch;
this.persistQueue = this.persistQueue
.then(() => (epoch === this.conversationEpoch ? write() : undefined))
.catch((err) => {
// Sessions switched off server-side (404) is permanent: unbind so the chat
// goes on in memory. A transient failure (busy server, timeout) drops only
// this write; a gap in the transcript beats splitting the conversation.
if (epoch !== this.conversationEpoch) return;
if (err instanceof Error && isHttpStatus(err, 404)) this.sessionId = null;
});
}
private async persistTurn(
sessionId: string | null,
role: SessionRole,
content: string,
sources: string[] = [],
): Promise<void> {
if (!sessionId) return;
await this.plugin.api.appendSessionMessage(sessionId, role, content, sources);
}
private async resumeSession(id: string): Promise<void> {
let detail: SessionDetail;
try {
detail = await this.plugin.api.getSession(id);
} catch (err) {
const reason = errorMessage(err, MESSAGES.ERROR_UNKNOWN, this.plugin.settings.serverMode);
new Notice(MESSAGES.ERROR_SESSION_RESUME_FAILED(reason));
return;
}
// Let an in-flight answer finish unwinding first: its abort handler appends to
// `history`, which would otherwise land on top of the transcript we restore below.
if (this.sending) {
this.streamController?.abort();
await this.inFlightSend;
}
this.clearChat();
this.sessionId = detail.meta.id;
this.summary = detail.summary;
this.hideEmptyState();
if (detail.summary) this.renderSummaryBoundary(detail.summary);
for (const message of detail.messages) {
this.renderRestoredMessage(message);
this.history.push({ role: message.role, content: message.content });
}
this.restoreScope(detail.meta.scope);
this.restoreModel(detail.meta.model_ref);
if (this.messagesEl) this.messagesEl.scrollTop = this.messagesEl.scrollHeight;
new Notice(MESSAGES.NOTICE_SESSION_RESUMED(detail.meta.title));
}
/** Never point chat at a model that isn't installed; keep the current one and say so. */
private restoreModel(modelRef: string): void {
if (!modelRef || modelRef === this.chatActive) return;
if (this.chatInstalled.some((m) => m.name === modelRef)) {
this.applyChatModel(modelRef);
return;
}
new Notice(MESSAGES.NOTICE_SESSION_MODEL_UNAVAILABLE(modelRef, this.chatActive));
}
/** Wiki scope is unreachable with the wiki feature off, so a wiki-scoped session keeps the current one. */
private restoreScope(scope: string): void {
const chunkType = chunkTypeFromScope(scope);
if (!chunkType || chunkType === this.plugin.settings.searchChunkType) return;
if (chunkType === SEARCH_CHUNK_TYPE.WIKI && !this.plugin.settings.wikiEnabled) return;
this.plugin.settings.searchChunkType = chunkType;
void this.plugin.saveSettings();
this.syncSearchModeButtons(chunkType);
}
/** Move the toggle's highlight to `active`, whether a click or a session resume changed it. */
private syncSearchModeButtons(active: SearchChunkType): void {
for (const [value, btn] of this.searchModeButtons) btn.toggleClass("active", value === active);
}
/** The card shown while the server condenses: what is happening, and how far along. */
private openCompactionMarker(state: StreamState): void {
if (!this.messagesEl || state.compaction) return;
const root = this.messagesEl.createDiv({ cls: "lilbee-chat-compaction is-condensing" });
root.setAttribute("title", MESSAGES.TOOLTIP_COMPACTION);
const head = root.createDiv({ cls: "lilbee-chat-compaction-head" });
setIcon(head.createSpan({ cls: "lilbee-chat-compaction-icon" }), COMPACTION_ICON);
const title = head.createSpan({ text: MESSAGES.CHAT_COMPACTING });
const bar = root.createDiv({ cls: "lilbee-progress-bar-container" });
const fill = bar.createDiv({ cls: "lilbee-progress-bar lilbee-progress-indeterminate" });
this.messagesEl.insertBefore(root, state.anchorEl);
state.compaction = { root, title, fill };
}
/** Count batches in the label. The bar stays indeterminate: each batch is a
* model call with no knowable duration, and a fill that reads full while the
* work continues is both wrong and dead-looking. */
private advanceCompactionMarker(state: StreamState, progress: CompactingEventData): void {
const marker = state.compaction;
if (!marker || progress.batch === undefined || progress.batches === undefined) return;
if (progress.batches <= 1) return;
marker.title.setText(MESSAGES.CHAT_COMPACTING_PROGRESS(progress.batch, progress.batches));
}
/** Collapse the working card into the quiet boundary the transcript keeps. */
private settleCompactionMarker(state: StreamState, data: CompactionEventData): void {
const marker = state.compaction;
if (!marker) return;
marker.root.empty();
marker.root.removeClass("is-condensing");
marker.root.addClass("is-done");
if (data.stranded > 0) marker.root.addClass("is-lossy");
const pill = marker.root.createSpan({ cls: "lilbee-chat-compaction-pill" });
setIcon(
pill.createSpan({ cls: "lilbee-chat-compaction-icon" }),
data.stranded > 0 ? COMPACTION_LOSSY_ICON : COMPACTION_ICON,
);
pill.createSpan({ text: compactionMarkerText(data) });
}
private renderRestoredMessage(message: SessionMessageItem): void {
if (!this.messagesEl) return;
if (message.role === SESSION_ROLE.USER) {
const bubble = this.messagesEl.createDiv({ cls: "lilbee-chat-message user" });
bubble.createEl("p", { text: message.content });
return;
}
const bubble = this.messagesEl.createDiv({ cls: "lilbee-chat-message assistant" });
const textEl = bubble.createDiv({ cls: "lilbee-chat-content" });
void this.renderMarkdown(textEl, message.content);
if (message.sources.length > 0) this.renderRestoredSources(bubble, message.sources);
}
/** Persisted sources are bare paths, so restored chips link out without the live chunk detail. */
private renderRestoredSources(container: HTMLElement, sources: string[]): void {
const chipsEl = this.createSourcesBlock(container);
for (const path of sources) {
const chip = chipsEl.createSpan({ cls: "lilbee-source-chip" });
chip.createSpan({ text: path, cls: "lilbee-source-chip-file" });
chip.addEventListener("click", () => void this.app.workspace.openLinkText(path, ""));
}
}
private renderSummaryBoundary(summary: string): void {
if (!this.messagesEl) return;
const el = this.messagesEl.createDiv({ cls: "lilbee-chat-summary" });
el.createDiv({ cls: "lilbee-chat-summary-label", text: MESSAGES.LABEL_SESSION_SUMMARY });
el.createDiv({ cls: "lilbee-chat-summary-body", text: summary });
}
private async sendMessage(text: string): Promise<void> {
if (!this.messagesEl || this.sending) return;
if (!this.plugin.assertFleetReady()) return;
// Past the guards: the turn is happening, so the box can be emptied.
if (this.textareaEl) this.textareaEl.value = "";
this.sending = true;
this.streamController = new AbortController();
this.plugin.notifyChatStart();
if (this.sendBtn) this.sendBtn.setText(MESSAGES.BUTTON_STOP);
if (this.textareaEl) this.textareaEl.disabled = true;
const userBubble = this.messagesEl.createDiv({ cls: "lilbee-chat-message user" });
userBubble.createEl("p", { text });
this.history.push({ role: "user", content: text });
// Queued before the stream so the question is saved even if the answer never lands.
this.queuePersist(async () => {
const sessionId = await this.ensureSession(text);
await this.persistTurn(sessionId, SESSION_ROLE.USER, text);
});
const assistantBubble = this.messagesEl.createDiv({ cls: "lilbee-chat-message assistant" });
const spinner = assistantBubble.createDiv({ cls: "lilbee-thinking-dots" });
spinner.createDiv({ cls: "lilbee-thinking-dot" });
spinner.createDiv({ cls: "lilbee-thinking-dot" });
spinner.createDiv({ cls: "lilbee-thinking-dot" });
const textEl = assistantBubble.createDiv({ cls: "lilbee-chat-content" });
textEl.hide();
this.messagesEl.scrollTop = this.messagesEl.scrollHeight;
const state: StreamState = {
fullContent: "",
reasoningContent: "",
sources: [],
renderPending: false,
reasoningRenderPending: false,
reasoningContentEl: null,
reasoningDetailsEl: null,
answerStarted: false,
streamEnded: false,
anchorEl: userBubble,
compaction: null,
spinnerEl: spinner,
warmingShown: false,
};
const spinnerCreatedAt = Date.now();
const revealContent = (): void => {
const elapsed = Date.now() - spinnerCreatedAt;
const delay = Math.max(0, SPINNER_MIN_DISPLAY_MS - elapsed);
window.setTimeout(() => {
// Revealing the hidden content grows the bubble; keep the view pinned.
void this.renderFollowing(() => {
if (spinner.parentElement) spinner.remove();
textEl.show();
});
}, delay);
};
const scheduleRender = (): void => {
if (state.renderPending) return;
state.renderPending = true;
window.requestAnimationFrame(() => {
state.renderPending = false;
// A frame queued before DONE can fire after the final markdown
// render; painting it would wipe the formatting with plain text.
if (state.streamEnded) return;
// Stream as lightweight plain text (markdown markers stripped, so
// no raw `**` shows): a synchronous setText that can't stall under
// load, so the answer never freezes mid-stream. The DONE event
// renders the full formatted markdown once.
void this.renderFollowing(() => textEl.setText(plainStream(state.fullContent)));
});
};
try {
for await (const event of this.plugin.api.chatStream(
text,
this.history.slice(0, -1),
this.plugin.settings.topK,
this.streamController.signal,
undefined,
this.plugin.settings.searchChunkType,
{ summary: this.summary, sessionId: this.sessionId },
)) {
this.handleStreamEvent(event, textEl, assistantBubble, state, revealContent, scheduleRender);
}
} catch (err) {
// Trust the signal over the error shape: an aborted fetch reaches
// here as AbortError from some paths and TypeError("Failed to
// fetch") from others, and the latter would otherwise render a
// server-failure message for a deliberate Stop.
if (
this.streamController?.signal.aborted ||
(err instanceof Error && err.name === ERROR_NAME.ABORT_ERROR)
) {
revealContent();
state.streamEnded = true;
state.reasoningDetailsEl?.removeAttribute("open");
if (state.fullContent) {
void this.renderMarkdown(textEl, `${state.fullContent}\n\n${MESSAGES.LABEL_STOPPED_MD}`);
this.history.push({ role: "assistant", content: state.fullContent });
} else {
textEl.setText(MESSAGES.LABEL_STOPPED);
}
} else if (err instanceof RateLimitedError) {
this.renderInlineError(assistantBubble, MESSAGES.ERROR_RATE_LIMITED(err.retryAfterSeconds));
} else if (isStreamInterruptedError(err)) {
this.renderInlineError(assistantBubble, streamInterruptedMessage(this.plugin.settings.serverMode));
} else {
this.renderInlineError(
assistantBubble,
MESSAGES.ERROR_CHAT_FAILED(
errorMessage(err, MESSAGES.ERROR_UNKNOWN, this.plugin.settings.serverMode),
),
);
}
} finally {
state.streamEnded = true;
this.sending = false;
this.streamController = null;
this.plugin.notifyChatEnd();
if (this.sendBtn) {
this.sendBtn.setText(MESSAGES.BUTTON_SEND);
}
if (this.textareaEl) this.textareaEl.disabled = false;
}
}
private handleStreamEvent(
event: SSEEvent,
textEl: HTMLElement,
assistantBubble: HTMLElement,
state: StreamState,
revealContent: () => void,
scheduleRender: () => void,
): void {
switch (event.event) {
case SSE_EVENT.WARMING: {
// The chat engine is cold-loading; say so instead of showing silent dots.
if (!state.warmingShown) {
state.warmingShown = true;
void this.renderFollowing(() => {
state.spinnerEl.createDiv({ cls: "lilbee-chat-warming-label", text: MESSAGES.CHAT_WARMING });
});
}
break;
}
case SSE_EVENT.COMPACTING: {
const progress = event.data as CompactingEventData;
// Inserting above the anchor grows the transcript; renderFollowing keeps the pin.
void this.renderFollowing(() => {
this.openCompactionMarker(state);
this.advanceCompactionMarker(state, progress);
});
break;
}
case SSE_EVENT.COMPACTION: {
const data = event.data as CompactionEventData;
this.summary = data.summary;
this.history.splice(0, data.condensed + data.stranded);
void this.renderFollowing(() => this.settleCompactionMarker(state, data));
break;
}
case SSE_EVENT.TOKEN: {
revealContent();
// First answer token: collapse the reasoning block.
if (!state.answerStarted) {
state.answerStarted = true;
state.reasoningDetailsEl?.removeAttribute("open");
}
state.fullContent += extractString(event.data, "token");
scheduleRender();
break;
}
case SSE_EVENT.REASONING: {
// Stream reasoning live into an expanded block above the answer.
revealContent();
const el = this.ensureReasoningBlock(assistantBubble, textEl, state);
state.reasoningContent += extractString(event.data, "token");
this.scheduleReasoningRender(state, el);
break;
}
case SSE_EVENT.SOURCES:
state.sources.push(...(event.data as Source[]));
break;
case SSE_EVENT.DONE: {
revealContent();
state.streamEnded = true;
const rendered = state.fullContent;
// Banner and sources grow the bubble after the last token; render
// them inside one follow so the view ends pinned to the bottom.
void this.renderFollowing(async () => {
if (state.reasoningContent) {
const el = this.ensureReasoningBlock(assistantBubble, textEl, state);
await this.renderMarkdown(el, state.reasoningContent);
state.reasoningDetailsEl?.removeAttribute("open");
}
this.renderBannerIfPresent(event.data, assistantBubble);
await this.renderMarkdown(textEl, rendered);
if (state.sources.length > 0) this.renderSources(assistantBubble, state.sources);
});
this.history.push({ role: "assistant", content: rendered });
// Only a completed answer is persisted; a cancelled one leaves the question alone.
if (rendered) {
const paths = [...new Set(state.sources.map((s) => s.source))];
this.queuePersist(() => this.persistTurn(this.sessionId, SESSION_ROLE.ASSISTANT, rendered, paths));
}
break;
}
case SSE_EVENT.ERROR: {
state.streamEnded = true;
const errMsg = extractString(event.data, "message");
assistantBubble.empty();
// Match the thrown-error path: drop the assistant skin so the
// error bubble doesn't inherit the assistant background colour
// from .lilbee-chat-message.assistant.
assistantBubble.removeClass("assistant");
assistantBubble.addClass("lilbee-chat-message-error");
assistantBubble.setAttribute("role", "alert");
assistantBubble.createDiv({
cls: "lilbee-chat-error-text",
text: MESSAGES.ERROR_STREAM(errMsg),
});
new Notice(MESSAGES.ERROR_STREAM(errMsg));
if (isModelUnavailableError(extractSseErrorCode(event.data), errMsg)) {
new Notice(MESSAGES.NOTICE_MODEL_UNAVAILABLE_SETUP);
new SetupWizard(this.app, this.plugin).open();
}
break;
}
case SSE_EVENT.MEMORY_EXTRACTED: {
const extracted = event.data as MemoryExtractedData;
if (extracted.count > 0) {
new Notice(MESSAGES.MEMORY_EXTRACTED_NOTICE(extracted.count));
this.plugin.refreshMemoryViews();
}
break;
}
}
}
/** Create the reasoning block above the answer on first use; return its content div. */
private ensureReasoningBlock(assistantBubble: HTMLElement, textEl: HTMLElement, state: StreamState): HTMLElement {
if (state.reasoningContentEl) return state.reasoningContentEl;
const details = assistantBubble.createEl("details", { cls: "lilbee-reasoning" });
// Expanded while thinking; collapsed if the answer already started.
if (!state.answerStarted) details.setAttribute("open", "");
details.createEl("summary", { text: MESSAGES.LABEL_REASONING });
const content = details.createDiv({ cls: "lilbee-reasoning-content" });
// Move the reasoning block above the answer div.
assistantBubble.insertBefore(details, textEl);
state.reasoningDetailsEl = details;
state.reasoningContentEl = content;
return content;
}
/** Coalesce live reasoning re-renders to one per frame. */
private scheduleReasoningRender(state: StreamState, el: HTMLElement): void {
if (state.reasoningRenderPending) return;
state.reasoningRenderPending = true;
window.requestAnimationFrame(() => {
state.reasoningRenderPending = false;
if (state.streamEnded) return;
// Same lightweight plain-text streaming as the answer (reasoning can
// be long — the heavy per-token markdown render stuttered most here).
void this.renderFollowing(() => el.setText(plainStream(state.reasoningContent)));
});
}
/** True when the message list is scrolled to (or near) the bottom. */
private isNearBottom(): boolean {
const el = this.messagesEl;
if (!el) return false;
return el.scrollHeight - el.scrollTop - el.clientHeight < SCROLL_FOLLOW_THRESHOLD_PX;
}
/** Run a DOM-growing render; re-pin the view to the bottom only if it was pinned before. */
private async renderFollowing(run: () => Promise<void> | void): Promise<void> {
const follow = this.isNearBottom();
await run();
if (follow && this.messagesEl) {
this.messagesEl.scrollTop = this.messagesEl.scrollHeight;
}
}
private async renderMarkdown(el: HTMLElement, markdown: string): Promise<void> {
el.empty();
await MarkdownRenderer.render(this.app, markdown, el, "", this);
el.addClass("markdown-rendered");
}
private renderInlineError(assistantBubble: HTMLElement, text: string): void {
this.history.pop();
assistantBubble.empty();
assistantBubble.removeClass("assistant");
assistantBubble.addClass("lilbee-chat-message-error");
assistantBubble.setAttribute("role", "alert");
assistantBubble.createDiv({ cls: "lilbee-chat-error-text", text });
new Notice(text);
}
private openFilePicker(event: MouseEvent): void {
const menu = new Menu();
menu.addItem((item) => {
item.setTitle(MESSAGES.WIZARD_FILE_PICKER_VAULT)
.setIcon("vault")
.onClick(() => {
new VaultFilePickerModal(this.app, (file) => this.enqueueAddFile(file)).open();
});
});
menu.addItem((item) => {
item.setTitle(MESSAGES.WIZARD_FILE_PICKER_DISK)
.setIcon("file-plus")
.onClick(() => this.openNativeFilePicker(false));
});
menu.addItem((item) => {
item.setTitle(MESSAGES.WIZARD_FOLDER_PICKER_DISK)
.setIcon("folder-plus")
.onClick(() => this.openNativeFilePicker(true));
});
menu.addItem((item) => {
item.setTitle(MESSAGES.WIZARD_CRAWL_WEB)
.setIcon("globe")
.onClick(() => {
new CrawlModal(this.app, this.plugin).open();
});
});
this.showMenu(menu, event);
}
/** The core "Native menus" appearance setting; unset falls back to the platform default (native on macOS). */
private prefersNativeMenu(): boolean {
const vault = this.app.vault as unknown as { getConfig?: (key: string) => unknown };
const value = vault.getConfig?.("nativeMenus");
return typeof value === "boolean" ? value : Platform.isMacOS;
}
/** Show a menu, native when the vault prefers it; the in-window menu gets capture-phase ESC dismissal. */
private showMenu(menu: Menu, event: MouseEvent): void {
const useNative = this.prefersNativeMenu();
menu.setUseNativeMenu(useNative);
if (!useNative) {
// Capture-phase ESC: a focused input can otherwise swallow the keypress.
const onKey = (e: KeyboardEvent) => {
if (e.key === "Escape") {
e.preventDefault();
menu.hide();
}
};
activeDocument.addEventListener("keydown", onKey, true);
menu.onHide(() => activeDocument.removeEventListener("keydown", onKey, true));
}
// Keyboard-synthesized clicks (detail 0) carry no coordinates; anchor to the trigger instead.
const trigger = event.detail === 0 ? (event.currentTarget as HTMLElement | null) : null;
if (trigger) {
const rect = trigger.getBoundingClientRect();
menu.showAtPosition({ x: rect.left, y: rect.bottom });
return;
}
menu.showAtMouseEvent(event);
}
private openNativeFilePicker(directory: boolean): void {
const properties = directory ? ["openDirectory"] : ["openFile", "multiSelections"];
electronDialog
.showOpenDialog({ properties })
.then((result) => {
if (result.canceled || result.filePaths.length === 0) return;
void this.plugin.addExternalFiles(result.filePaths);
})
.catch(() => {
new Notice(MESSAGES.ERROR_FILE_PICKER);
});
}
private enqueueAddFile(file: TFile): void {
void this.plugin.addToLilbee(file);
}
private showEmptyState(): void {
if (this.emptyStateEl || !this.messagesEl) return;
this.emptyStateEl = this.messagesEl.createDiv({ cls: "lilbee-chat-empty-state" });
this.emptyStateEl.createDiv({ cls: "lilbee-chat-empty-icon", text: "🔬" });
this.emptyStateEl.createDiv({ cls: "lilbee-chat-empty-heading", text: MESSAGES.NOTICE_NO_MODELS_INSTALLED });
this.emptyStateEl.createEl("p", { text: MESSAGES.NOTICE_NO_MODELS_DESCRIPTION });
const btn = this.emptyStateEl.createEl("button", { text: MESSAGES.BUTTON_BROWSE_CATALOG, cls: "mod-cta" });
btn.addEventListener("click", () => {
new CatalogModal(this.app, this.plugin).open();
});
}
private hideEmptyState(): void {
if (this.emptyStateEl) {
this.emptyStateEl.remove();
this.emptyStateEl = null;
}
}
private async saveToVault(): Promise<void> {
if (this.history.length === 0) {
new Notice(MESSAGES.NOTICE_NOTHING_SAVE);
return;
}
const now = new Date();
const pad = (n: number) => String(n).padStart(2, "0");
const stamp = `${now.getFullYear()}-${pad(now.getMonth() + 1)}-${pad(now.getDate())}-${pad(now.getHours())}${pad(now.getMinutes())}${pad(now.getSeconds())}`;
const filename = `chat-${stamp}.md`;
const folder = "lilbee";
const path = `${folder}/${filename}`;
const lines = [`# ${MESSAGES.LABEL_CHAT_VIEW} — ${now.toLocaleDateString()}`, ""];
for (const msg of this.history) {
const label = msg.role === "user" ? "User" : "Assistant";
lines.push(`**${label}**: ${msg.content}`, "");
}
const content = lines.join("\n");
try {
const vault = this.app.vault;
const existing = vault.getAbstractFileByPath(folder);
if (!existing) {
await vault.createFolder(folder);
}
await vault.create(path, content);
new Notice(MESSAGES.NOTICE_SAVED(path));
} catch {
new Notice(MESSAGES.ERROR_SAVE_CHAT);
}
}
/** The collapsed "Sources" block shared by live and restored answers. Returns the chip container. */
private createSourcesBlock(container: HTMLElement): HTMLElement {
const sourcesEl = container.createDiv({ cls: "lilbee-chat-sources" });
const details = sourcesEl.createEl("details");
details.createEl("summary", { text: MESSAGES.LABEL_SOURCES });
return details.createDiv({ cls: "lilbee-chat-source-chips" });
}
private renderSources(container: HTMLElement, sources: Source[]): void {
const chipsEl = this.createSourcesBlock(container);
renderAggregatedSourceChips(chipsEl, sources, this.app, this.plugin.api);
}
private renderBannerIfPresent(data: unknown, assistantBubble: HTMLElement): void {
const banner = extractBanner(data);
if (banner === null || !this.messagesEl) return;
const bannerEl = this.messagesEl.createDiv({ cls: "lilbee-chat-banner" });
bannerEl.setText(banner);
this.messagesEl.insertBefore(bannerEl, assistantBubble);
}
}
export class VaultFilePickerModal extends FuzzySuggestModal<TFile> {
private onChoose: (file: TFile) => void;
constructor(app: import("obsidian").App, onChoose: (file: TFile) => void) {
super(app);
this.onChoose = onChoose;
this.setPlaceholder(MESSAGES.PLACEHOLDER_PICK_VAULT_FILE);
}
getItems(): TFile[] {
return this.app.vault.getFiles();
}
getItemText(item: TFile): string {
return item.path;
}
onChooseItem(item: TFile): void {
this.onChoose(item);
}
}
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