import { NextRequest, NextResponse } from "next/server";
import { exec } from "child_process";
import { promisify } from "util";
const execAsync = promisify(exec);
export const dynamic = "force-dynamic";
const QUANTCLAW_DATA_DIR = "/home/quant/apps/quantclaw-data";
const PYTHON = "python3";
/**
* Estimate Revision Tracker API — Analyst Upgrades/Downgrades Velocity, Estimate Momentum Indicators
*
* Endpoints:
* - GET /api/v1/estimate-revision?action=recommendations&ticker=AAPL — Get analyst recommendation distribution and momentum
* - GET /api/v1/estimate-revision?action=revisions&ticker=TSLA — Track EPS estimate revisions and dispersion
* - GET /api/v1/estimate-revision?action=velocity&ticker=MSFT — Calculate revision velocity and trend
* - GET /api/v1/estimate-revision?action=targets&ticker=NVDA — Analyze price target changes and upside
* - GET /api/v1/estimate-revision?action=summary&ticker=GOOGL — Comprehensive momentum report with composite score
*/
export async function GET(request: NextRequest) {
const action = request.nextUrl.searchParams.get("action") || "summary";
const ticker = request.nextUrl.searchParams.get("ticker");
const lookback = request.nextUrl.searchParams.get("lookback") || "3";
if (!ticker) {
return NextResponse.json(
{ error: "Missing required parameter: ticker" },
{ status: 400 }
);
}
try {
let command: string;
switch (action) {
case "recommendations":
command = `${PYTHON} ${QUANTCLAW_DATA_DIR}/modules/estimate_revision_tracker.py recommendations ${ticker}`;
break;
case "revisions":
command = `${PYTHON} ${QUANTCLAW_DATA_DIR}/modules/estimate_revision_tracker.py revisions ${ticker}`;
break;
case "velocity":
command = `${PYTHON} ${QUANTCLAW_DATA_DIR}/modules/estimate_revision_tracker.py velocity ${ticker} --lookback ${lookback}`;
break;
case "targets":
command = `${PYTHON} ${QUANTCLAW_DATA_DIR}/modules/estimate_revision_tracker.py targets ${ticker}`;
break;
case "summary":
command = `${PYTHON} ${QUANTCLAW_DATA_DIR}/modules/estimate_revision_tracker.py summary ${ticker}`;
break;
default:
return NextResponse.json(
{
error: `Unknown action: ${action}`,
available: ["recommendations", "revisions", "velocity", "targets", "summary"]
},
{ status: 400 }
);
}
const { stdout, stderr } = await execAsync(command, {
timeout: 30000,
maxBuffer: 5 * 1024 * 1024 // 5MB buffer
});
if (stderr) {
console.error("Estimate Revision Tracker stderr:", stderr);
}
try {
const result = JSON.parse(stdout);
return NextResponse.json(result);
} catch (parseError) {
return NextResponse.json({
result: stdout.trim(),
warning: "Response was not valid JSON"
});
}
} catch (e: unknown) {
const errorMessage = e instanceof Error ? e.message : String(e);
console.error("Estimate Revision Tracker API Error:", errorMessage);
return NextResponse.json(
{
error: errorMessage,
action,
ticker
},
{ status: 500 }
);
}
}
