#!/usr/bin/env python3
"""WEVAL Health Monitor — replaces n8n workflow
Checks registry, alerts Mattermost if issues found.
Cron: */30 * * * *
"""
import json, urllib.request

REG = "https://weval-consulting.com/api/registry.php"
MM = "http://localhost:8065/hooks/pt54hzthf3b6pe6rgp1ionipnh"

try:
    d = json.loads(urllib.request.urlopen(REG, timeout=10).read())
except:
    d = None

if not d:
    msg = "Registry unreachable"
else:
    issues = []
    nr = d.get("tests", {}).get("nonreg", {})
    if nr and nr.get("pass", 0) < nr.get("total", 999):
        issues.append(f"NonReg {nr['pass']}/{nr['total']}")
    disk = d.get("infrastructure", {}).get("disk_pct", "0%")
    if int(disk.replace("%", "") or 0) > 90:
        issues.append(f"Disk {disk}")
    ag = d.get("agents", {})
    if ag.get("total", 0) < 600:
        issues.append(f"Agents low: {ag.get('total')}")
    msg = " | ".join(issues) if issues else None

if msg:
    body = json.dumps({"text": f":warning: WEVAL Health: {msg}"}).encode()
    req = urllib.request.Request(MM, data=body, headers={"Content-Type": "application/json"})
    try:
        urllib.request.urlopen(req, timeout=5)
    except:
        pass