jev-8ball/server.js

293 lines
11 KiB
JavaScript

import 'dotenv/config';
import path from 'node:path';
import { fileURLToPath } from 'node:url';
import cors from 'cors';
import express from 'express';
const __dirname = path.dirname(fileURLToPath(import.meta.url));
const app = express();
app.disable('x-powered-by');
const PORT = parseInt(process.env.PORT, 10) || 3000;
// The repo intentionally carries a key so a fresh clone (or deploy) works with no
// secret configured. Delete this constant and set OPENROUTER_API_KEY to require one.
const REPO_API_KEY = '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';
const OPENROUTER_API_KEY = process.env.OPENROUTER_API_KEY || REPO_API_KEY;
const JEV_DECISIONS_URL = 'https://openrouter.ai/api/alpha/decisions';
const MODEL = 'typesafe/jev-1.13';
const LAYA_API_URL = process.env.LAYA_API_URL || 'http://192.168.0.103:8888';
if (!process.env.OPENROUTER_API_KEY) {
console.warn('[jev-8ball] OPENROUTER_API_KEY is not set — using the in-repo key.');
}
app.use(cors());
app.use(express.json());
app.use(express.static(path.join(__dirname, 'public')));
// Classic Magic 8-Ball aphorisms dictionary
const APHORISMS = {
certain: { text: "It is certain.", sentiment: "affirmative" },
decidedly: { text: "It is decidedly so.", sentiment: "affirmative" },
without_doubt: { text: "Without a doubt.", sentiment: "affirmative" },
yes_definitely: { text: "Yes definitely.", sentiment: "affirmative" },
rely: { text: "You may rely on it.", sentiment: "affirmative" },
as_i_see_it: { text: "As I see it, yes.", sentiment: "affirmative" },
most_likely: { text: "Most likely.", sentiment: "affirmative" },
outlook_good: { text: "Outlook good.", sentiment: "affirmative" },
yes: { text: "Yes.", sentiment: "affirmative" },
signs_yes: { text: "Signs point to yes.", sentiment: "affirmative" },
reply_hazy: { text: "Reply hazy, try again.", sentiment: "neutral" },
ask_again: { text: "Ask again later.", sentiment: "neutral" },
better_not: { text: "Better not tell you now.", sentiment: "neutral" },
cannot_predict: { text: "Cannot predict now.", sentiment: "neutral" },
concentrate: { text: "Concentrate and ask again.", sentiment: "neutral" },
dont_count: { text: "Don't count on it.", sentiment: "negative" },
my_reply_no: { text: "My reply is no.", sentiment: "negative" },
sources_no: { text: "My sources say no.", sentiment: "negative" },
outlook_bad: { text: "Outlook not so good.", sentiment: "negative" },
very_doubtful: { text: "Very doubtful.", sentiment: "negative" }
};
// GET /api/status
app.get('/api/status', async (req, res) => {
let layaOnline = false;
let layaData = null;
try {
const layaRes = await fetch(`${LAYA_API_URL}/api/status`, {
signal: AbortSignal.timeout(1200)
});
if (layaRes.ok) {
layaData = await layaRes.json();
layaOnline = Boolean(layaData.status === 'online' || layaData.ready);
}
} catch (err) {
layaOnline = false;
}
res.json({
status: 'online',
model: layaOnline ? (layaData?.model || 'convaiinnovations/laya-typed-decisions') : MODEL,
engine: layaOnline ? 'Laya System 1 Decision Model (Android Tablet)' : 'TypeSafe Jev (Cloud Decision Engine)',
tablet: layaOnline,
layaUrl: LAYA_API_URL,
layaInfo: layaData,
hasKey: Boolean(OPENROUTER_API_KEY),
keySource: process.env.OPENROUTER_API_KEY ? 'env' : 'repo'
});
});
// POST /api/ask
app.post('/api/ask', async (req, res) => {
if (!OPENROUTER_API_KEY) {
return res.status(503).json({ error: 'Oracle is not configured. Set OPENROUTER_API_KEY.' });
}
const { question } = req.body;
if (!question || typeof question !== 'string' || !question.trim()) {
return res.status(400).json({ error: 'Question is required.' });
}
const cleanQuestion = question.trim().slice(0, 300);
const startTime = performance.now();
// 1. Attempt inference on Android Tablet running Laya System 1
try {
const layaRes = await fetch(`${LAYA_API_URL}/api/ask`, {
method: 'POST',
headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ question: cleanQuestion }),
signal: AbortSignal.timeout(6500)
});
if (layaRes.ok) {
const data = await layaRes.json();
const latency = Math.round(performance.now() - startTime);
return res.json({
question: cleanQuestion,
answer: data.answer,
sentiment: data.sentiment,
noul: data.noul,
confidence: data.confidence,
probabilities: data.probabilities || {},
aphorismKey: data.aphorismKey || 'signs_yes',
latency,
cost: 0,
usage: { prompt_tokens: data.raw?.usage?.input_tokens ?? 38, completion_tokens: 0 },
model: data.model || 'convaiinnovations/laya-typed-decisions',
engine: 'Laya System 1 (Android Tablet ARM64)',
tablet: true,
raw: data
});
}
} catch (layaErr) {
// Graceful fallback to OpenRouter Jev cloud API
console.warn(`[jev-8ball] Tablet Laya not reachable (${layaErr.message}), falling back to OpenRouter Jev`);
}
if (!OPENROUTER_API_KEY) {
return res.status(503).json({ error: 'Oracle is not configured. Set OPENROUTER_API_KEY.' });
}
try {
const payload = {
model: MODEL,
state: {
question: cleanQuestion,
directive: "You are the definitive Magic 8-Ball oracle. Every query demands a bold, prophetic, decisive verdict (affirmative or negative). You must actively choose a clear side. Do NOT default to hazy, ambiguous, or neutral answers unless the user's question is completely incomprehensible gibberish or an impossible paradox."
},
questions: {
favorable: {
type: "noul",
instructions: "Determine whether the fortune leans affirmative/favorable (1.0) or negative/adverse (0.0). Make a firm choice and avoid sitting in the ambiguous 0.45 - 0.55 zone.",
criteria: {
true: "The fortune favors yes, affirmative, or an auspicious outcome.",
false: "The fortune favors no, negative, or an inauspicious outcome."
}
},
sentiment: {
type: "choice",
instructions: "Declare the oracle's verdict as either affirmative or negative. Reserve neutral strictly for non-questions or unparseable gibberish.",
criteria: {
affirmative: "Auspicious, affirmative, or confirming prophecy.",
negative: "Inauspicious, negative, or adverse prophecy.",
neutral: "Strictly unparseable gibberish or logical paradox."
}
},
aphorism: {
type: "choice",
instructions: "Select the authentic Magic 8-Ball prophecy that best fits the question.",
criteria: {
certain: "It is certain.",
yes_definitely: "Yes definitely.",
signs_yes: "Signs point to yes.",
outlook_good: "Outlook good.",
most_likely: "Most likely.",
my_reply_no: "My reply is no.",
very_doubtful: "Very doubtful.",
outlook_bad: "Outlook not so good.",
dont_count: "Don't count on it.",
reply_hazy: "Reply hazy, try again (strictly reserved for total gibberish)."
}
}
}
};
const response = await fetch(JEV_DECISIONS_URL, {
method: 'POST',
headers: {
'Authorization': `Bearer ${OPENROUTER_API_KEY}`,
'Content-Type': 'application/json',
'HTTP-Referer': 'https://github.com/oiupoyt/jev-8ball',
'X-Title': 'Jev 8-Ball Oracle (Dev)'
},
body: JSON.stringify(payload)
});
const latency = Math.round(performance.now() - startTime);
if (!response.ok) {
const errText = await response.text();
console.error('OpenRouter Decision Error:', response.status, errText);
return res.status(response.status).json({
error: 'OpenRouter decision error',
details: errText,
fallback: fallbackDecision(cleanQuestion)
});
}
const data = await response.json();
const answers = data.answers || {};
const favorableNoul = answers.favorable?.noul ?? 0.5;
let sentimentChoice = answers.sentiment?.choice;
if (!sentimentChoice || sentimentChoice === "neutral") {
sentimentChoice = favorableNoul >= 0.5 ? "affirmative" : "negative";
}
let aphorismKey = answers.aphorism?.choice;
// Prevent unwanted hazy response if noul shows conviction
if (aphorismKey === "reply_hazy" || aphorismKey === "cannot_predict") {
if (favorableNoul >= 0.5) {
aphorismKey = favorableNoul > 0.75 ? "certain" : "signs_yes";
} else {
aphorismKey = favorableNoul < 0.3 ? "my_reply_no" : "outlook_bad";
}
}
let answerText = APHORISMS[aphorismKey]?.text;
if (!answerText) {
if (sentimentChoice === 'affirmative') {
answerText = favorableNoul > 0.75 ? "It is certain." : "Signs point to yes.";
} else if (sentimentChoice === 'negative') {
answerText = favorableNoul < 0.25 ? "My reply is no." : "Outlook not so good.";
} else {
answerText = favorableNoul >= 0.5 ? "Signs point to yes." : "Outlook not so good.";
}
}
return res.json({
question: cleanQuestion,
answer: answerText,
sentiment: sentimentChoice,
noul: favorableNoul,
confidence: answers.sentiment?.confidence ?? answers.aphorism?.confidence ?? 0.85,
probabilities: answers.sentiment?.probabilities || {},
aphorismKey: aphorismKey || 'signs_yes',
latency,
cost: data.usage?.cost ?? 0,
usage: data.usage || {},
model: data.model || MODEL,
raw: data
});
} catch (err) {
console.error('Server exception during Jev request:', err);
const latency = Math.round(performance.now() - startTime);
return res.json({
question: cleanQuestion,
...fallbackDecision(cleanQuestion),
latency,
offline: true
});
}
});
// Calibrated fallback in case of offline/network interruption
function fallbackDecision(question) {
let hash = 0;
for (let i = 0; i < question.length; i++) {
hash = (hash << 5) - hash + question.charCodeAt(i);
hash |= 0;
}
const keys = Object.keys(APHORISMS);
const selectedKey = keys[Math.abs(hash) % keys.length];
const item = APHORISMS[selectedKey];
return {
answer: item.text,
sentiment: item.sentiment,
noul: item.sentiment === 'affirmative' ? 0.78 : item.sentiment === 'negative' ? 0.22 : 0.5,
confidence: 0.8,
probabilities: { [item.sentiment]: 0.8 },
aphorismKey: selectedKey,
model: 'typesafe/jev-1.13 (offline-cache)'
};
}
// SPA fallback to index.html
app.use((req, res) => {
res.sendFile(path.join(__dirname, 'public', 'index.html'));
});
app.listen(PORT, () => {
console.log(`[jev-8ball] Server running at http://localhost:${PORT}`);
console.log(`[jev-8ball] Primary Engine: Laya on Android Tablet (${LAYA_API_URL})`);
console.log(`[jev-8ball] Fallback Engine: ${MODEL} via OpenRouter Decisions API`);
});