#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Ktere zpravy v dane slozce chybi v Mongo (online vs archiv) — charakteristika."""
import sys, collections
import msal, requests
from pymongo import MongoClient

TENANT="7d269944-37a4-43a1-8140-c7517dc426e9"
CLIENT="4b222bfd-78c9-4239-a53f-43006b3ed07f"
SECRET="Txg8Q~MjhocuopxsJyJBhPmDfMxZ2r5WpTFj1dfk"
GRAPH="https://graph.microsoft.com/v1.0"
MBOX="michaela.buzalkova@buzalka.cz"
TARGETS=["Inbox","Odloženo","Deleted Items","Sent Items"]  # displayName

app=msal.ConfidentialClientApplication(CLIENT,authority=f"https://login.microsoftonline.com/{TENANT}",client_credential=SECRET)
tok=app.acquire_token_for_client(scopes=["https://graph.microsoft.com/.default"])["access_token"]
H={"Authorization":f"Bearer {tok}"}

def allfolders(parent=None,ppath=""):
    url=f"{GRAPH}/users/{MBOX}/mailFolders" if parent is None else f"{GRAPH}/users/{MBOX}/mailFolders/{parent}/childFolders"
    params={"$top":100,"$select":"id,displayName,childFolderCount"}; out=[]
    while url:
        d=requests.get(url,headers=H,params=params,timeout=60).json()
        for f in d.get("value",[]):
            path=f"{ppath}/{f['displayName']}".lstrip("/")
            out.append((path,f["displayName"],f["id"]))
            if f.get("childFolderCount",0)>0: out+=allfolders(f["id"],path)
        url=d.get("@odata.nextLink"); params=None
    return out

folders=allfolders()
cli=MongoClient("mongodb://192.168.1.76:27017"); col=cli["emaily"][MBOX]

for path,dname,fid in folders:
    if dname not in TARGETS: continue
    # online IDs
    url=f"{GRAPH}/users/{MBOX}/mailFolders/{fid}/messages"
    params={"$select":"internetMessageId,receivedDateTime,sentDateTime,from,subject","$top":100}
    online={}
    while url:
        d=requests.get(url,headers=H,params=params,timeout=60).json()
        for m in d.get("value",[]):
            mid=m.get("internetMessageId")
            if mid: online[mid]=m
        url=d.get("@odata.nextLink"); params=None
    have={x["_id"] for x in col.find({"folder_path":path},{"_id":1})}
    missing=[m for mid,m in online.items() if mid not in have]
    print(f"\n=== {path}  (online {len(online)}, mongo {len(have)}, chybi {len(missing)}) ===")
    if not missing: continue
    dts=sorted([(m.get("receivedDateTime") or m.get("sentDateTime") or "")[:10] for m in missing])
    print(f"  datumove rozpeti chybejicich: {dts[0]} .. {dts[-1]}")
    by=collections.Counter(((m.get('from') or {}).get('emailAddress') or {}).get('address','?') for m in missing)
    print("  top odesilatele chybejicich:")
    for a,n in by.most_common(8): print(f"     {n:>4}  {a}")
    print("  ukazka 5 nejnovejsich:")
    for m in sorted(missing,key=lambda x:(x.get('receivedDateTime') or ''),reverse=True)[:5]:
        d=(m.get('receivedDateTime') or m.get('sentDateTime') or '')[:16]
        s=(m.get('subject') or '')[:55]
        print(f"     {d}  {s}")