#!/usr/bin/env python3
# -*- coding: utf-8 -*-

"""
Test: Read conversation messages for one request_id and save full JSON.
Uses same logic as the production messages downloader.
"""

import json
import requests
from pathlib import Path
from datetime import datetime

# ==============================
# ⚙️ CONFIGURATION
# ==============================
TOKEN_PATH = Path("token.txt")          # same token file as your working script
REQUEST_ID = "092a0c63-28be-4c6b-ab3b-204e1e2641d4"   # 🧾 replace as needed
OUTPUT_DIR = Path(r"u:\Dropbox\!!!Days\Downloads Z230")   # where to save the JSON

GRAPHQL_QUERY = r"""
query UseMessages_ListMessages($requestId: String!, $updatedSince: DateTime) {
  messages: listMessages(patientRequestId: $requestId, updatedSince: $updatedSince) {
    id
    createdAt
    updatedAt
    readAt
    text
    type
    sender {
      id
      name
      surname
      clinicId
    }
    medicalRecord {
      id
      description
      contentType
      url
      downloadUrl
      token
      createdAt
      updatedAt
    }
  }
}
"""

# ==============================
# 🔑 READ TOKEN
# ==============================
def read_token(p: Path) -> str:
    tok = p.read_text(encoding="utf-8").strip()
    if tok.startswith("Bearer "):
        tok = tok.split(" ", 1)[1]
    return tok


# ==============================
# 🚀 FETCH FROM API
# ==============================
def fetch_messages(headers, request_id):
    variables = {"requestId": request_id, "updatedSince": None}
    payload = {
        "operationName": "UseMessages_ListMessages",
        "query": GRAPHQL_QUERY,
        "variables": variables,
    }

    r = requests.post("https://api.medevio.cz/graphql", json=payload, headers=headers, timeout=30)
    print("HTTP status:", r.status_code)
    if r.status_code != 200:
        print("❌ Response preview:", r.text[:500])
        return None
    return r.json()


# ==============================
# 🧠 MAIN
# ==============================
def main():
    token = read_token(TOKEN_PATH)
    headers = {
        "Authorization": f"Bearer {token}",
        "Content-Type": "application/json",
        "Accept": "application/json",
    }

    data = fetch_messages(headers, REQUEST_ID)
    if not data:
        print("⚠️ No data returned.")
        return

    # Save full JSON to file
    OUTPUT_DIR.mkdir(parents=True, exist_ok=True)
    output_path = OUTPUT_DIR / f"messages_{REQUEST_ID}.json"
    output_path.write_text(json.dumps(data, ensure_ascii=False, indent=2), encoding="utf-8")

    print(f"✅ JSON saved to {output_path}")

    # Optional: print summary
    messages = data.get("data", {}).get("messages", [])
    print(f"💬 {len(messages)} messages found:")
    print("─" * 100)

    for msg in messages:
        sender = msg.get("sender") or {}
        sender_name = " ".join(x for x in [sender.get("name"), sender.get("surname")] if x).strip() or "(unknown)"
        text = (msg.get("text") or "").strip().replace("\n", " ")
        created = msg.get("createdAt", "")[:16].replace("T", " ")
        print(f"[{created}] {sender_name}: {text}")
        if msg.get("medicalRecord"):
            mr = msg["medicalRecord"]
            print(f"  📎 {mr.get('description') or '(no description)'} ({mr.get('contentType')})")
            print(f"     URL: {mr.get('downloadUrl') or mr.get('url')}")
    print("─" * 100)


# ==============================
if __name__ == "__main__":
    main()