import hashlib
import time
import requests
import json
import re
from loguru import logger

CHIP_ID = ""
COMMON_KEY = "XcW5FW4cPArBXEk4vzKz3CIrMuA5EVVW"
API_URL = "http://ai.sys-allnet.cn/wc_aime/api/get_data"

def getSHA256(input_str):
    return hashlib.sha256(input_str.encode('utf-8')).hexdigest().upper()

def generateSEGATimestamp():
    return time.strftime("%y%m%d%H%M%S", time.localtime())

def calcSEGAAimeDBAuthKey(varString:str, timestamp:str, commonKey:str="XcW5FW4cPArBXEk4vzKz3CIrMuA5EVVW") -> str:
    return hashlib.sha256((varString + timestamp + commonKey).encode("utf-8")).hexdigest().upper()

def apiAimeDB(qrCode):
    timestamp = generateSEGATimestamp()

    currentKey = calcSEGAAimeDBAuthKey(CHIP_ID, timestamp, COMMON_KEY)

    payload = {
        "chipID": CHIP_ID,
        "openGameID": "MAID",
        "key": currentKey,
        "qrCode": qrCode,
        "timestamp": timestamp
    }

    print("Payload:", json.dumps(payload, separators=(',', ':')))

    headers = {
        "Connection": "Keep-Alive",
        "Host": API_URL.split("//")[-1].split("/")[0],
        "User-Agent": "WC_AIME_LIB",
        "Content-Type": "application/json",
    }
    response = requests.post(API_URL, data=json.dumps(payload, separators=(',', ':')), headers=headers)

    return response


def isSGWCFormat(input_string: str) -> bool:
    if (
        len(input_string) != 84 
        or not input_string.startswith("SGWCMAID")
        or re.match("^[0-9A-F]+$", input_string[20:]) is None 
    ):
        return False
    else:
        return True
        

def implAimeDB(qrCode:str, isAlreadyFinal:bool=False) -> str:
    if isAlreadyFinal:
        qr_code_final = qrCode
    else:
        qr_code_final = qrCode[20:]

    response = apiAimeDB(qr_code_final)

    print("implAimeDB: StatusCode is ", response.status_code)
    print("implAimeDB: Response Body is:", response.text)
    return response.text


def implGetUID(qr_content:str) -> dict:

    if not isSGWCFormat(qr_content):
        return {'errorID': 60001}
    
    try:
        result = json.loads(implAimeDB(qr_content))
        logger.info(f"QRScan Got Response {result}")
    except:
        return {'errorID': 60002}
    
    return result