codex rules

This commit is contained in:
2026-03-12 15:01:19 +00:00
parent 32752b42e0
commit 0f99afae67
3 changed files with 873 additions and 251 deletions
+249 -249
View File
@@ -14,9 +14,9 @@ import { complete, type Message } from "@mariozechner/pi-ai";
import { getModel } from "@mariozechner/pi-ai";
import type { ExtensionAPI, SessionEntry } from "@mariozechner/pi-coding-agent";
import {
BorderedLoader,
convertToLlm,
serializeConversation,
BorderedLoader,
convertToLlm,
serializeConversation,
} from "@mariozechner/pi-coding-agent";
import * as fs from "node:fs";
import * as path from "node:path";
@@ -43,306 +43,306 @@ Output ONLY the session name, nothing else.`;
const AUTO_NAME_MODEL = getModel("opencode-go", "minimax-m2.5");
// Number of messages before auto-naming kicks in
const AUTO_NAME_THRESHOLD = 2;
const AUTO_NAME_THRESHOLD = 1;
// Debug log file
const LOG_FILE = path.join(os.homedir(), ".pi", "session-name-debug.log");
function log(message: string) {
const timestamp = new Date().toISOString();
const entry = `[${timestamp}] ${message}\n`;
try {
fs.appendFileSync(LOG_FILE, entry);
} catch (e) {
// ignore write errors
}
const timestamp = new Date().toISOString();
const entry = `[${timestamp}] ${message}\n`;
try {
fs.appendFileSync(LOG_FILE, entry);
} catch (e) {
// ignore write errors
}
}
export default function (pi: ExtensionAPI) {
// Track if we've already attempted auto-naming for this session
let autoNamedAttempted = false;
export default function(pi: ExtensionAPI) {
// Track if we've already attempted auto-naming for this session
let autoNamedAttempted = false;
// Listen for agent_end to auto-name sessions (non-blocking)
pi.on("agent_end", (_event, ctx) => {
log("=== agent_end triggered ===");
log(`hasUI: ${ctx.hasUI}`);
log(`current session name: ${pi.getSessionName()}`);
log(`autoNamedAttempted: ${autoNamedAttempted}`);
// Listen for agent_end to auto-name sessions (non-blocking)
pi.on("agent_end", (_event, ctx) => {
log("=== agent_end triggered ===");
log(`hasUI: ${ctx.hasUI}`);
log(`current session name: ${pi.getSessionName()}`);
log(`autoNamedAttempted: ${autoNamedAttempted}`);
// Skip if already has a name or already attempted
if (pi.getSessionName() || autoNamedAttempted) {
log("Skipping: already has name or already attempted");
return;
}
// Skip if already has a name or already attempted
if (pi.getSessionName() || autoNamedAttempted) {
log("Skipping: already has name or already attempted");
return;
}
// Count user messages in the branch
const branch = ctx.sessionManager.getBranch();
const userMessages = branch.filter(
(entry): entry is SessionEntry & { type: "message" } =>
entry.type === "message" && entry.message.role === "user",
);
// Count user messages in the branch
const branch = ctx.sessionManager.getBranch();
const userMessages = branch.filter(
(entry): entry is SessionEntry & { type: "message" } =>
entry.type === "message" && entry.message.role === "user",
);
log(`Total entries in branch: ${branch.length}`);
log(`User messages: ${userMessages.length}`);
log(`Threshold: ${AUTO_NAME_THRESHOLD}`);
log(`Total entries in branch: ${branch.length}`);
log(`User messages: ${userMessages.length}`);
log(`Threshold: ${AUTO_NAME_THRESHOLD}`);
// Only auto-name after threshold is reached
if (userMessages.length < AUTO_NAME_THRESHOLD) {
log("Skipping: below threshold");
return;
}
// Only auto-name after threshold is reached
if (userMessages.length < AUTO_NAME_THRESHOLD) {
log("Skipping: below threshold");
return;
}
// Mark as attempted so we don't try again
autoNamedAttempted = true;
log("Threshold reached, attempting auto-name");
// Mark as attempted so we don't try again
autoNamedAttempted = true;
log("Threshold reached, attempting auto-name");
// Only auto-name in interactive mode
if (!ctx.hasUI) {
log("Skipping: no UI (non-interactive mode)");
return;
}
// Only auto-name in interactive mode
if (!ctx.hasUI) {
log("Skipping: no UI (non-interactive mode)");
return;
}
// Gather conversation context
const messages = branch
.filter(
(entry): entry is SessionEntry & { type: "message" } =>
entry.type === "message",
)
.map((entry) => entry.message);
// Gather conversation context
const messages = branch
.filter(
(entry): entry is SessionEntry & { type: "message" } =>
entry.type === "message",
)
.map((entry) => entry.message);
log(`Total messages to analyze: ${messages.length}`);
log(`Total messages to analyze: ${messages.length}`);
if (messages.length === 0) {
log("No messages found, aborting");
return;
}
if (messages.length === 0) {
log("No messages found, aborting");
return;
}
// Convert to LLM format and serialize
const llmMessages = convertToLlm(messages);
const conversationText = serializeConversation(llmMessages);
// Convert to LLM format and serialize
const llmMessages = convertToLlm(messages);
const conversationText = serializeConversation(llmMessages);
log(`Conversation text length: ${conversationText.length}`);
log(`Conversation text length: ${conversationText.length}`);
// Truncate if too long (keep costs low)
const maxChars = 4000;
const truncatedText =
conversationText.length > maxChars
? conversationText.slice(0, maxChars) + "\n..."
: conversationText;
// Truncate if too long (keep costs low)
const maxChars = 4000;
const truncatedText =
conversationText.length > maxChars
? conversationText.slice(0, maxChars) + "\n..."
: conversationText;
log(`Truncated text length: ${truncatedText.length}`);
log("Starting background auto-name...");
log(`Truncated text length: ${truncatedText.length}`);
log("Starting background auto-name...");
// Fire-and-forget: run auto-naming in background without blocking
const doAutoName = async () => {
const apiKey = await ctx.modelRegistry.getApiKey(AUTO_NAME_MODEL);
log(`Got API key: ${apiKey ? "yes" : "no"}`);
// Fire-and-forget: run auto-naming in background without blocking
const doAutoName = async () => {
const apiKey = await ctx.modelRegistry.getApiKey(AUTO_NAME_MODEL);
log(`Got API key: ${apiKey ? "yes" : "no"}`);
if (!apiKey) {
log("No API key available, aborting");
return;
}
if (!apiKey) {
log("No API key available, aborting");
return;
}
const userMessage: Message = {
role: "user",
content: [
{
type: "text",
text: `## Conversation History\n\n${truncatedText}\n\nGenerate a concise session name for this conversation.`,
},
],
timestamp: Date.now(),
};
const userMessage: Message = {
role: "user",
content: [
{
type: "text",
text: `## Conversation History\n\n${truncatedText}\n\nGenerate a concise session name for this conversation.`,
},
],
timestamp: Date.now(),
};
const response = await complete(
AUTO_NAME_MODEL,
{ systemPrompt: SYSTEM_PROMPT, messages: [userMessage] },
{ apiKey },
);
const response = await complete(
AUTO_NAME_MODEL,
{ systemPrompt: SYSTEM_PROMPT, messages: [userMessage] },
{ apiKey },
);
log(`Response received, stopReason: ${response.stopReason}`);
log(`Response received, stopReason: ${response.stopReason}`);
if (response.stopReason === "aborted") {
log("Request was aborted");
return;
}
if (response.stopReason === "aborted") {
log("Request was aborted");
return;
}
const name = response.content
.filter((c): c is { type: "text"; text: string } => c.type === "text")
.map((c) => c.text.trim())
.join(" ")
.replace(/^[\"']|[\"']$/g, ""); // Remove surrounding quotes
const name = response.content
.filter((c): c is { type: "text"; text: string } => c.type === "text")
.map((c) => c.text.trim())
.join(" ")
.replace(/^[\"']|[\"']$/g, ""); // Remove surrounding quotes
log(`Generated name: "${name}"`);
log(`Generated name: "${name}"`);
// Clean up the generated name
const cleanName = name
.replace(/\n/g, " ")
.replace(/\s+/g, " ")
.trim()
.slice(0, 50); // Max 50 chars
// Clean up the generated name
const cleanName = name
.replace(/\n/g, " ")
.replace(/\s+/g, " ")
.trim()
.slice(0, 50); // Max 50 chars
log(`Cleaned name: "${cleanName}"`);
log(`Cleaned name: "${cleanName}"`);
if (cleanName) {
pi.setSessionName(cleanName);
ctx.ui.notify(`Auto-named: ${cleanName}`, "info");
log(`Successfully set session name to: ${cleanName}`);
} else {
log("Cleaned name was empty, not setting");
}
};
if (cleanName) {
pi.setSessionName(cleanName);
ctx.ui.notify(`Auto-named: ${cleanName}`, "info");
log(`Successfully set session name to: ${cleanName}`);
} else {
log("Cleaned name was empty, not setting");
}
};
// Run in background without awaiting - don't block the agent
doAutoName().catch((err) => {
log(`ERROR: ${err}`);
console.error("Auto-naming failed:", err);
});
});
// Run in background without awaiting - don't block the agent
doAutoName().catch((err) => {
log(`ERROR: ${err}`);
console.error("Auto-naming failed:", err);
});
});
// Reset flag on new session
pi.on("session_start", () => {
log("=== session_start ===");
autoNamedAttempted = false;
log("Reset autoNamedAttempted to false");
});
// Reset flag on new session
pi.on("session_start", () => {
log("=== session_start ===");
autoNamedAttempted = false;
log("Reset autoNamedAttempted to false");
});
pi.on("session_switch", () => {
log("=== session_switch ===");
autoNamedAttempted = false;
log("Reset autoNamedAttempted to false");
});
pi.on("session_switch", () => {
log("=== session_switch ===");
autoNamedAttempted = false;
log("Reset autoNamedAttempted to false");
});
// Manual command for setting/getting session name
pi.registerCommand("session-name", {
description:
"Set, show, or auto-generate session name (usage: /session-name [name] or /session-name --auto)",
handler: async (args, ctx) => {
const trimmedArgs = args.trim();
// Manual command for setting/getting session name
pi.registerCommand("session-name", {
description:
"Set, show, or auto-generate session name (usage: /session-name [name] or /session-name --auto)",
handler: async (args, ctx) => {
const trimmedArgs = args.trim();
// Show current name if no args
if (!trimmedArgs) {
const current = pi.getSessionName();
ctx.ui.notify(
current ? `Session: ${current}` : "No session name set",
"info",
);
return;
}
// Show current name if no args
if (!trimmedArgs) {
const current = pi.getSessionName();
ctx.ui.notify(
current ? `Session: ${current}` : "No session name set",
"info",
);
return;
}
// Auto-generate name using AI
if (trimmedArgs === "--auto" || trimmedArgs === "-a") {
if (!ctx.hasUI) {
ctx.ui.notify("Auto-naming requires interactive mode", "error");
return;
}
// Auto-generate name using AI
if (trimmedArgs === "--auto" || trimmedArgs === "-a") {
if (!ctx.hasUI) {
ctx.ui.notify("Auto-naming requires interactive mode", "error");
return;
}
// Gather conversation context
const branch = ctx.sessionManager.getBranch();
const messages = branch
.filter(
(entry): entry is SessionEntry & { type: "message" } =>
entry.type === "message",
)
.map((entry) => entry.message);
// Gather conversation context
const branch = ctx.sessionManager.getBranch();
const messages = branch
.filter(
(entry): entry is SessionEntry & { type: "message" } =>
entry.type === "message",
)
.map((entry) => entry.message);
if (messages.length === 0) {
ctx.ui.notify("No conversation to analyze", "error");
return;
}
if (messages.length === 0) {
ctx.ui.notify("No conversation to analyze", "error");
return;
}
// Convert to LLM format and serialize
const llmMessages = convertToLlm(messages);
const conversationText = serializeConversation(llmMessages);
// Convert to LLM format and serialize
const llmMessages = convertToLlm(messages);
const conversationText = serializeConversation(llmMessages);
// Truncate if too long (keep costs low)
const maxChars = 4000;
const truncatedText =
conversationText.length > maxChars
? conversationText.slice(0, maxChars) + "\n..."
: conversationText;
// Truncate if too long (keep costs low)
const maxChars = 4000;
const truncatedText =
conversationText.length > maxChars
? conversationText.slice(0, maxChars) + "\n..."
: conversationText;
// Generate name with loader UI
const result = await ctx.ui.custom<string | null>(
(tui, theme, _kb, done) => {
const loader = new BorderedLoader(
tui,
theme,
"Generating session name...",
);
loader.onAbort = () => done(null);
// Generate name with loader UI
const result = await ctx.ui.custom<string | null>(
(tui, theme, _kb, done) => {
const loader = new BorderedLoader(
tui,
theme,
"Generating session name...",
);
loader.onAbort = () => done(null);
const doGenerate = async () => {
const apiKey = await ctx.modelRegistry.getApiKey(AUTO_NAME_MODEL);
const doGenerate = async () => {
const apiKey = await ctx.modelRegistry.getApiKey(AUTO_NAME_MODEL);
const userMessage: Message = {
role: "user",
content: [
{
type: "text",
text: `## Conversation History\n\n${truncatedText}\n\nGenerate a concise session name for this conversation.`,
},
],
timestamp: Date.now(),
};
const userMessage: Message = {
role: "user",
content: [
{
type: "text",
text: `## Conversation History\n\n${truncatedText}\n\nGenerate a concise session name for this conversation.`,
},
],
timestamp: Date.now(),
};
const response = await complete(
AUTO_NAME_MODEL,
{ systemPrompt: SYSTEM_PROMPT, messages: [userMessage] },
{ apiKey, signal: loader.signal },
);
const response = await complete(
AUTO_NAME_MODEL,
{ systemPrompt: SYSTEM_PROMPT, messages: [userMessage] },
{ apiKey, signal: loader.signal },
);
if (response.stopReason === "aborted") {
return null;
}
if (response.stopReason === "aborted") {
return null;
}
const name = response.content
.filter(
(c): c is { type: "text"; text: string } => c.type === "text",
)
.map((c) => c.text.trim())
.join(" ")
.replace(/^[\"']|[\"']$/g, ""); // Remove surrounding quotes
const name = response.content
.filter(
(c): c is { type: "text"; text: string } => c.type === "text",
)
.map((c) => c.text.trim())
.join(" ")
.replace(/^[\"']|[\"']$/g, ""); // Remove surrounding quotes
return name;
};
return name;
};
doGenerate()
.then(done)
.catch((err) => {
console.error("Auto-naming failed:", err);
done(null);
});
doGenerate()
.then(done)
.catch((err) => {
console.error("Auto-naming failed:", err);
done(null);
});
return loader;
},
);
return loader;
},
);
if (result === null) {
ctx.ui.notify("Auto-naming cancelled", "info");
return;
}
if (result === null) {
ctx.ui.notify("Auto-naming cancelled", "info");
return;
}
// Clean up the generated name
const cleanName = result
.replace(/\n/g, " ")
.replace(/\s+/g, " ")
.trim()
.slice(0, 50); // Max 50 chars
// Clean up the generated name
const cleanName = result
.replace(/\n/g, " ")
.replace(/\s+/g, " ")
.trim()
.slice(0, 50); // Max 50 chars
if (!cleanName) {
ctx.ui.notify("Failed to generate name", "error");
return;
}
if (!cleanName) {
ctx.ui.notify("Failed to generate name", "error");
return;
}
pi.setSessionName(cleanName);
ctx.ui.notify(`Session auto-named: ${cleanName}`, "info");
return;
}
pi.setSessionName(cleanName);
ctx.ui.notify(`Session auto-named: ${cleanName}`, "info");
return;
}
// Manual naming
pi.setSessionName(trimmedArgs);
ctx.ui.notify(`Session named: ${trimmedArgs}`, "info");
},
});
// Manual naming
pi.setSessionName(trimmedArgs);
ctx.ui.notify(`Session named: ${trimmedArgs}`, "info");
},
});
}
+622
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@@ -0,0 +1,622 @@
import type { ExtensionAPI, ExtensionContext, Theme } from "@mariozechner/pi-coding-agent";
import { truncateToWidth, visibleWidth } from "@mariozechner/pi-tui";
import * as fs from "node:fs";
import { homedir } from "node:os";
import { join } from "node:path";
type ProviderName = "anthropic" | "codex" | "gemini" | "opencode-go";
interface RateWindow {
label: string;
usedPercent: number;
resetDescription?: string;
resetAt?: string;
}
interface UsageSnapshot {
provider: ProviderName;
displayName: string;
windows: RateWindow[];
error?: string;
fetchedAt: number;
lastSuccessAt?: number;
fromCache?: boolean;
}
interface ProviderCache {
usage?: UsageSnapshot;
lastSuccessAt?: number;
}
interface CodexRateWindow {
reset_at?: number;
limit_window_seconds?: number;
used_percent?: number;
}
interface CodexRateLimit {
primary_window?: CodexRateWindow;
secondary_window?: CodexRateWindow;
}
interface PiAuthShape {
anthropic?: { access?: string };
"google-gemini-cli"?: { access?: string };
"openai-codex"?: { access?: string; accountId?: string };
}
const CACHE_TTL_MS = 5 * 60 * 1000;
const REFRESH_MS = 2 * 60 * 1000;
const PROVIDER_ORDER: ProviderName[] = ["anthropic", "codex", "gemini", "opencode-go"];
const SHORTCUT_TOGGLE = "ctrl+alt+b";
const showToggleState = async (ctx: ExtensionContext, next: boolean, refresh: () => Promise<void>) => {
if (!next) {
ctx.ui.setWidget("sub-bar-local", undefined);
ctx.ui.notify("sub bar hidden", "info");
return;
}
ctx.ui.notify("sub bar shown", "info");
await refresh();
};
const OPENCODE_CONFIG_FILE = join(homedir(), ".config", "opencode", "opencode-go-usage.json");
const PI_AUTH_FILE = join(homedir(), ".pi", "agent", "auth.json");
function readJsonFile<T>(path: string): T | undefined {
try {
if (!fs.existsSync(path)) return undefined;
const content = fs.readFileSync(path, "utf-8");
return JSON.parse(content) as T;
} catch {
return undefined;
}
}
function clampPercent(value: number | undefined): number {
if (typeof value !== "number" || Number.isNaN(value)) return 0;
return Math.max(0, Math.min(100, Math.round(value)));
}
function formatDuration(seconds?: number): string | undefined {
if (typeof seconds !== "number" || seconds <= 0) return undefined;
if (seconds < 60) return `${Math.max(1, Math.round(seconds))}s`;
if (seconds < 3600) return `${Math.floor(seconds / 60)}m`;
if (seconds < 86400) {
const h = Math.floor(seconds / 3600);
const m = Math.floor((seconds % 3600) / 60);
return m > 0 ? `${h}h ${m}m` : `${h}h`;
}
const d = Math.floor(seconds / 86400);
const h = Math.floor((seconds % 86400) / 3600);
return h > 0 ? `${d}d ${h}h` : `${d}d`;
}
function formatResetDate(resetIso?: string): string | undefined {
if (!resetIso) return undefined;
const resetDate = new Date(resetIso);
if (Number.isNaN(resetDate.getTime())) return undefined;
const diffSec = Math.max(0, Math.floor((resetDate.getTime() - Date.now()) / 1000));
return formatDuration(diffSec);
}
function getErrorAge(lastSuccessAt?: number): string | undefined {
if (!lastSuccessAt) return undefined;
const diffSec = Math.floor((Date.now() - lastSuccessAt) / 1000);
return formatDuration(diffSec);
}
function getPiAuth(): PiAuthShape {
return readJsonFile<PiAuthShape>(PI_AUTH_FILE) ?? {};
}
function loadAnthropicToken(): string | undefined {
const env = process.env.ANTHROPIC_OAUTH_TOKEN?.trim();
if (env) return env;
return getPiAuth().anthropic?.access;
}
function loadGeminiToken(): string | undefined {
const env = (
process.env.GOOGLE_GEMINI_CLI_OAUTH_TOKEN ||
process.env.GOOGLE_GEMINI_CLI_ACCESS_TOKEN ||
process.env.GEMINI_OAUTH_TOKEN
)?.trim();
if (env) return env;
return getPiAuth()["google-gemini-cli"]?.access;
}
function loadCodexCredentials(): { accessToken?: string; accountId?: string } {
const envToken = (
process.env.OPENAI_CODEX_OAUTH_TOKEN ||
process.env.OPENAI_CODEX_ACCESS_TOKEN ||
process.env.CODEX_OAUTH_TOKEN ||
process.env.CODEX_ACCESS_TOKEN
)?.trim();
const envAccountId = (process.env.OPENAI_CODEX_ACCOUNT_ID || process.env.CHATGPT_ACCOUNT_ID)?.trim();
if (envToken) {
return { accessToken: envToken, accountId: envAccountId || undefined };
}
const auth = getPiAuth()["openai-codex"];
if (!auth?.access) return {};
return { accessToken: auth.access, accountId: auth.accountId };
}
function loadOpenCodeGoCredentials(): { workspaceId?: string; authCookie?: string } {
const envWorkspaceId = process.env.OPENCODE_GO_WORKSPACE_ID?.trim();
const envAuthCookie = process.env.OPENCODE_GO_AUTH_COOKIE?.trim();
if (envWorkspaceId && envAuthCookie) {
return { workspaceId: envWorkspaceId, authCookie: envAuthCookie };
}
const config = readJsonFile<{ workspaceId?: string; authCookie?: string }>(OPENCODE_CONFIG_FILE);
return {
workspaceId: config?.workspaceId?.trim(),
authCookie: config?.authCookie?.trim(),
};
}
function modelToProvider(modelProvider?: string): ProviderName | undefined {
const id = (modelProvider ?? "").toLowerCase();
if (id.includes("opencode-go")) return "opencode-go";
if (id.includes("anthropic")) return "anthropic";
if (id.includes("gemini") || id.includes("google")) return "gemini";
if (id.includes("codex") || id.includes("openai")) return "codex";
return undefined;
}
function pushCodexWindow(windows: RateWindow[], label: string, window?: CodexRateWindow): void {
if (!window) return;
const resetIso = typeof window.reset_at === "number" ? new Date(window.reset_at * 1000).toISOString() : undefined;
windows.push({
label,
usedPercent: clampPercent(window.used_percent),
resetAt: resetIso,
});
}
function barForPercent(theme: Theme, usedPercent: number, width = 8): string {
const safeWidth = Math.max(1, width);
const filled = Math.round((clampPercent(usedPercent) / 100) * safeWidth);
const empty = Math.max(0, safeWidth - filled);
const color = usedPercent >= 85 ? "error" : usedPercent >= 60 ? "warning" : "success";
return `${theme.fg(color, "─".repeat(filled))}${theme.fg("dim", "─".repeat(empty))}`;
}
function padToWidth(text: string, width: number): string {
const w = visibleWidth(text);
if (w >= width) return truncateToWidth(text, width);
return text + " ".repeat(width - w);
}
function buildColumnWidths(totalWidth: number, columns: number): number[] {
if (columns <= 0) return [];
const base = Math.max(1, Math.floor(totalWidth / columns));
let remainder = Math.max(0, totalWidth - base * columns);
const widths: number[] = [];
for (let i = 0; i < columns; i++) {
const extra = remainder > 0 ? 1 : 0;
widths.push(base + extra);
if (remainder > 0) remainder--;
}
return widths;
}
function formatUsageTwoLines(theme: Theme, usage: UsageSnapshot, width: number): { top: string; bottom?: string } {
const provider = theme.bold(theme.fg("accent", usage.displayName));
if (usage.error && usage.windows.length === 0) {
const age = getErrorAge(usage.lastSuccessAt);
const stale = age ? ` (stale ${age})` : "";
return { top: truncateToWidth(`${provider} ${theme.fg("warning", `${usage.error}${stale}`)}`, width) };
}
if (usage.windows.length === 0) {
return { top: truncateToWidth(provider, width) };
}
const prefix = `${provider} ${theme.fg("dim", "•")} `;
const prefixWidth = Math.min(visibleWidth(prefix), Math.max(0, width - 1));
const contentWidth = Math.max(1, width - prefixWidth);
const gap = " ";
const gapWidth = visibleWidth(gap);
const windowsCount = usage.windows.length;
const totalGapWidth = Math.max(0, (windowsCount - 1) * gapWidth);
const columnsArea = Math.max(1, contentWidth - totalGapWidth);
const colWidths = buildColumnWidths(columnsArea, windowsCount);
const topCols = usage.windows.map((window, index) => {
const colWidth = colWidths[index] ?? 1;
const pct = clampPercent(window.usedPercent);
const resetRaw = formatResetDate(window.resetAt) ?? window.resetDescription ?? "";
const left = `${window.label} ${pct}%`;
const right = resetRaw;
if (!right) return padToWidth(theme.fg("text", left), colWidth);
const leftWidth = visibleWidth(left);
const rightWidth = visibleWidth(right);
if (leftWidth + 1 + rightWidth <= colWidth) {
const spaces = " ".repeat(colWidth - leftWidth - rightWidth);
return `${theme.fg("text", left)}${spaces}${theme.fg("dim", right)}`;
}
const compact = `${left} ${right}`;
return padToWidth(theme.fg("text", truncateToWidth(compact, colWidth)), colWidth);
});
const bottomCols = usage.windows.map((window, index) => {
const colWidth = colWidths[index] ?? 1;
const pct = clampPercent(window.usedPercent);
return barForPercent(theme, pct, colWidth);
});
const top = prefix + topCols.join(gap);
const bottomPrefix = " ".repeat(prefixWidth);
const bottom = bottomPrefix + bottomCols.join(gap);
return {
top: padToWidth(top, width),
bottom: padToWidth(bottom, width),
};
}
async function fetchAnthropicUsage(): Promise<UsageSnapshot> {
const token = loadAnthropicToken();
if (!token) throw new Error("missing anthropic oauth token");
const response = await fetch("https://api.anthropic.com/api/oauth/usage", {
headers: {
Authorization: `Bearer ${token}`,
"anthropic-beta": "oauth-2025-04-20",
},
});
if (!response.ok) throw new Error(`anthropic http ${response.status}`);
const data = (await response.json()) as {
five_hour?: { utilization?: number; resets_at?: string };
seven_day?: { utilization?: number; resets_at?: string };
extra_usage?: { utilization?: number; used_credits?: number; monthly_limit?: number; is_enabled?: boolean };
};
const windows: RateWindow[] = [];
if (data.five_hour?.utilization !== undefined) {
windows.push({ label: "5h", usedPercent: clampPercent(data.five_hour.utilization), resetAt: data.five_hour.resets_at });
}
if (data.seven_day?.utilization !== undefined) {
windows.push({ label: "Week", usedPercent: clampPercent(data.seven_day.utilization), resetAt: data.seven_day.resets_at });
}
if (data.extra_usage?.is_enabled && data.extra_usage.utilization !== undefined) {
const used = data.extra_usage.used_credits ?? 0;
const limit = data.extra_usage.monthly_limit;
const label = limit && limit > 0 ? `Extra ${used}/${limit}` : `Extra ${used}`;
windows.push({ label, usedPercent: clampPercent(data.extra_usage.utilization) });
}
if (windows.length === 0) throw new Error("no anthropic usage windows");
const now = Date.now();
return {
provider: "anthropic",
displayName: "Claude Plan",
windows,
fetchedAt: now,
lastSuccessAt: now,
};
}
async function fetchCodexUsage(): Promise<UsageSnapshot> {
const { accessToken, accountId } = loadCodexCredentials();
if (!accessToken) throw new Error("missing codex oauth token");
const headers: Record<string, string> = {
Authorization: `Bearer ${accessToken}`,
Accept: "application/json",
};
if (accountId) headers["ChatGPT-Account-Id"] = accountId;
const response = await fetch("https://chatgpt.com/backend-api/wham/usage", { headers });
if (!response.ok) throw new Error(`codex http ${response.status}`);
const data = (await response.json()) as {
rate_limit?: CodexRateLimit;
};
const windows: RateWindow[] = [];
pushCodexWindow(windows, "3h", data.rate_limit?.primary_window);
pushCodexWindow(windows, "Day", data.rate_limit?.secondary_window);
if (windows.length === 0) throw new Error("no codex usage windows");
const now = Date.now();
return {
provider: "codex",
displayName: "Codex Plan",
windows,
fetchedAt: now,
lastSuccessAt: now,
};
}
async function fetchGeminiUsage(): Promise<UsageSnapshot> {
const token = loadGeminiToken();
if (!token) throw new Error("missing gemini oauth token");
const response = await fetch("https://cloudcode-pa.googleapis.com/v1internal:retrieveUserQuota", {
method: "POST",
headers: {
Authorization: `Bearer ${token}`,
"Content-Type": "application/json",
},
body: "{}",
});
if (!response.ok) throw new Error(`gemini http ${response.status}`);
const data = (await response.json()) as {
buckets?: Array<{ modelId?: string; remainingFraction?: number }>;
};
let minPro = 1;
let minFlash = 1;
let hasPro = false;
let hasFlash = false;
for (const bucket of data.buckets ?? []) {
const id = bucket.modelId?.toLowerCase() ?? "";
const remaining = typeof bucket.remainingFraction === "number" ? bucket.remainingFraction : 1;
if (id.includes("pro")) {
hasPro = true;
minPro = Math.min(minPro, remaining);
}
if (id.includes("flash")) {
hasFlash = true;
minFlash = Math.min(minFlash, remaining);
}
}
const windows: RateWindow[] = [];
if (hasPro) windows.push({ label: "Pro", usedPercent: clampPercent((1 - minPro) * 100) });
if (hasFlash) windows.push({ label: "Flash", usedPercent: clampPercent((1 - minFlash) * 100) });
if (windows.length === 0) throw new Error("no gemini usage windows");
const now = Date.now();
return {
provider: "gemini",
displayName: "Gemini Plan",
windows,
fetchedAt: now,
lastSuccessAt: now,
};
}
function parseInlineObject(raw: string): Record<string, unknown> {
const normalized = raw.replace(/([{,]\s*)([a-zA-Z_][a-zA-Z0-9_]*)(\s*:)/g, "$1\"$2\"$3");
return JSON.parse(normalized) as Record<string, unknown>;
}
async function fetchOpenCodeGoUsage(): Promise<UsageSnapshot> {
const { workspaceId, authCookie } = loadOpenCodeGoCredentials();
if (!workspaceId || !authCookie) throw new Error(`missing ${OPENCODE_CONFIG_FILE} credentials`);
if (!/^wrk_[a-zA-Z0-9]+$/.test(workspaceId)) throw new Error("invalid workspace id format");
const url = `https://opencode.ai/workspace/${encodeURIComponent(workspaceId)}/go`;
const response = await fetch(url, {
headers: {
"User-Agent": "Mozilla/5.0",
Accept: "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
Cookie: `auth=${authCookie}`,
},
});
if (!response.ok) throw new Error(`opencode-go http ${response.status}`);
const html = await response.text();
const patterns: Record<string, RegExp> = {
Rolling: /rollingUsage:\$R\[\d+\]=(\{[^}]+\})/,
Weekly: /weeklyUsage:\$R\[\d+\]=(\{[^}]+\})/,
Monthly: /monthlyUsage:\$R\[\d+\]=(\{[^}]+\})/,
};
const windows: RateWindow[] = [];
for (const [label, pattern] of Object.entries(patterns)) {
const match = html.match(pattern);
if (!match?.[1]) continue;
try {
const parsed = parseInlineObject(match[1]);
const usagePercent = clampPercent(Number(parsed.usagePercent));
const resetSec = Number(parsed.resetInSec);
const resetDescription = formatDuration(Number.isFinite(resetSec) ? resetSec : undefined);
const resetAt = Number.isFinite(resetSec) && resetSec > 0
? new Date(Date.now() + resetSec * 1000).toISOString()
: undefined;
windows.push({
label,
usedPercent: usagePercent,
resetDescription,
resetAt,
});
} catch {
// Ignore malformed chunks and keep parsing others
}
}
if (windows.length === 0) throw new Error("could not parse opencode-go usage from page");
const now = Date.now();
return {
provider: "opencode-go",
displayName: "OpenCode Go",
windows,
fetchedAt: now,
lastSuccessAt: now,
};
}
async function fetchUsage(provider: ProviderName): Promise<UsageSnapshot> {
switch (provider) {
case "anthropic":
return fetchAnthropicUsage();
case "codex":
return fetchCodexUsage();
case "gemini":
return fetchGeminiUsage();
case "opencode-go":
return fetchOpenCodeGoUsage();
}
}
export default function createSubBarLocal(pi: ExtensionAPI) {
let lastCtx: ExtensionContext | undefined;
let activeProvider: ProviderName | "auto" = "auto";
let widgetEnabled = true;
let refreshTimer: NodeJS.Timeout | undefined;
const cache: Partial<Record<ProviderName, ProviderCache>> = {};
function getSelectedProvider(ctx?: ExtensionContext): ProviderName | undefined {
if (activeProvider !== "auto") return activeProvider;
return modelToProvider(ctx?.model?.provider);
}
function render(ctx: ExtensionContext): void {
if (!ctx.hasUI) return;
if (!widgetEnabled) {
ctx.ui.setWidget("sub-bar-local", undefined);
return;
}
const provider = getSelectedProvider(ctx);
if (!provider) {
ctx.ui.setWidget("sub-bar-local", undefined);
return;
}
const snapshot = cache[provider]?.usage;
const setWidgetWithPlacement = (ctx.ui as unknown as { setWidget: (...args: unknown[]) => void }).setWidget;
setWidgetWithPlacement(
"sub-bar-local",
(_tui: unknown, theme: Theme) => ({
render(width: number) {
const safeWidth = Math.max(1, width);
const topDivider = theme.fg("dim", "─".repeat(safeWidth));
if (!snapshot) {
const loading = truncateToWidth(theme.fg("dim", `sub bar loading ${provider} usage...`), safeWidth);
return [topDivider, padToWidth(loading, safeWidth)];
}
const lines = formatUsageTwoLines(theme, snapshot, safeWidth);
const output = [topDivider, lines.top];
if (lines.bottom) output.push(lines.bottom);
return output;
},
invalidate() {},
}),
{ placement: "aboveEditor" },
);
}
async function refreshCurrent(ctx: ExtensionContext, force = false): Promise<void> {
const provider = getSelectedProvider(ctx);
if (!provider) {
ctx.ui.setWidget("sub-bar-local", undefined);
return;
}
const cached = cache[provider]?.usage;
if (!force && cached && Date.now() - cached.fetchedAt < CACHE_TTL_MS) {
render(ctx);
return;
}
try {
const fresh = await fetchUsage(provider);
cache[provider] = {
usage: {
...fresh,
fromCache: false,
lastSuccessAt: Date.now(),
},
lastSuccessAt: Date.now(),
};
} catch (error) {
const message = error instanceof Error ? error.message : "fetch failed";
const fallback = cache[provider]?.usage;
cache[provider] = {
usage: {
provider,
displayName: fallback?.displayName ?? provider,
windows: fallback?.windows ?? [],
error: message,
fetchedAt: Date.now(),
lastSuccessAt: cache[provider]?.lastSuccessAt,
fromCache: Boolean(fallback),
},
lastSuccessAt: cache[provider]?.lastSuccessAt,
};
}
render(ctx);
}
function startRefreshLoop(ctx: ExtensionContext): void {
if (refreshTimer) clearInterval(refreshTimer);
refreshTimer = setInterval(() => {
if (!lastCtx) return;
void refreshCurrent(lastCtx);
}, REFRESH_MS);
refreshTimer.unref?.();
void refreshCurrent(ctx, true);
}
pi.registerCommand("sub:refresh", {
description: "Refresh sub bar usage now",
handler: async (_args, ctx) => {
await refreshCurrent(ctx, true);
},
});
pi.registerCommand("sub:provider", {
description: "Set sub bar provider (auto|anthropic|codex|gemini|opencode-go)",
handler: async (args, ctx) => {
const raw = String(args ?? "").trim().toLowerCase();
if (!raw || raw === "auto") {
activeProvider = "auto";
ctx.ui.notify("sub bar provider: auto", "info");
await refreshCurrent(ctx, true);
return;
}
if (PROVIDER_ORDER.includes(raw as ProviderName)) {
activeProvider = raw as ProviderName;
ctx.ui.notify(`sub bar provider: ${activeProvider}`, "info");
await refreshCurrent(ctx, true);
return;
}
ctx.ui.notify("invalid provider. use: auto|anthropic|codex|gemini|opencode-go", "warning");
},
});
pi.registerCommand("sub:toggle", {
description: "Toggle sub bar on/off",
handler: async (_args, ctx) => {
widgetEnabled = !widgetEnabled;
await showToggleState(ctx, widgetEnabled, async () => refreshCurrent(ctx, true));
},
});
pi.registerShortcut(SHORTCUT_TOGGLE as import("@mariozechner/pi-tui").KeyId, {
description: "Toggle sub bar on/off",
handler: async (ctx) => {
widgetEnabled = !widgetEnabled;
await showToggleState(ctx, widgetEnabled, async () => refreshCurrent(ctx, true));
},
});
pi.on("session_start", async (_event, ctx) => {
lastCtx = ctx;
if (!ctx.hasUI) return;
render(ctx);
startRefreshLoop(ctx);
});
pi.on("model_select", async (_event, ctx) => {
lastCtx = ctx;
if (!ctx.hasUI) return;
render(ctx);
if (activeProvider === "auto") {
await refreshCurrent(ctx, true);
}
});
pi.on("session_shutdown", async () => {
lastCtx = undefined;
if (refreshTimer) {
clearInterval(refreshTimer);
refreshTimer = undefined;
}
});
}