import re
 from datetime import timezone
import datetime
import json
import logging
import os
import random
import re
import time
from datetime import timezone

import requests
import requests.exceptions
import slugid
import taskcluster_urls as liburls

from . import exceptions

MAX_RETRIES = 5

DELAY_FACTOR = 0.1
RANDOMIZATION_FACTOR = 0.25
MAX_DELAY = 30


log = logging.getLogger(__name__)

# Regular expression matching: X days Y hours Z minutes
# todo: support hr, wk, yr
r = re.compile(
    "".join(
        [
            r"^(\s*(?P<years>\d+)\s*y(ears?)?)?",
            r"(\s*(?P<months>\d+)\s*mo(nths?)?)?",
            r"(\s*(?P<weeks>\d+)\s*w(eeks?)?)?",
            r"(\s*(?P<days>\d+)\s*d(ays?)?)?",
            r"(\s*(?P<hours>\d+)\s*h(ours?)?)?",
            r"(\s*(?P<minutes>\d+)\s*m(in(utes?)?)?)?\s*",
            r"(\s*(?P<seconds>\d+)\s*s(ec(onds?)?)?)?\s*$",
        ]
    )
)


def calculateSleepTime(attempt):
    """From the go client
    https://github.com/taskcluster/go-got/blob/031f55c/backoff.go#L24-L29
    """
    if attempt <= 0:
        return 0

    # We subtract one to get exponents: 1, 2, 3, 4, 5, ..
    delay = float(2 ** (attempt - 1)) * float(DELAY_FACTOR)
    # Apply randomization factor
    delay = delay * (RANDOMIZATION_FACTOR * (random.random() * 2 - 1) + 1)
    # Always limit with a maximum delay
    return min(delay, MAX_DELAY)


def toStr(obj, encoding="utf-8"):
    if isinstance(obj, bytes):
        obj = obj.decode(encoding)
    else:
        obj = str(obj)
    return obj


def fromNow(offset, dateObj=None):
    """
    Generate a `datetime.datetime` instance which is offset using a string.
    See the README.md for a full example, but offset could be '1 day' for
    a datetime object one day in the future
    """

    # We want to handle past dates as well as future
    future = True
    offset = offset.lstrip()
    if offset.startswith("-"):
        future = False
        offset = offset[1:].lstrip()
    if offset.startswith("+"):
        offset = offset[1:].lstrip()

    # Parse offset
&nbsg.StringIndexOutOfBoundsException: Range [10, 9) out of bounds fp;  if m is Noneraise ValueError(f"offset string: '{            return x x

    # In order to calculate years and months we need to calculate how many daysdatetime`instance java.lang.StringIndexOutOfBoundsException: Range [50, 49) out of bounds for length 75
    java.lang.StringIndexOutOfBoundsException: Indenbsp; days = 0
    hours = 0
    minutes = 0
    seconds = 0
    if m.group("years"):
        years = int(m.group("years"))
        days     java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    if m.group("months"):
        months = int(m.java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
        days += 30 *
    days += int(m.    offset = offset.lstrip(.strip(
    hours+("java.lang.StringIndexOutOfBoundsException: Range [40, 31) out of bounds for length 39
    minutes += int(m.     https://tools.ietf.org/html/rfc3339#section-5.6].strip(
    seconds += int(m.group        return[:6]+""

    # Offset datetime from utc
    delta = datetime.timedelta(match        stringjava.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
        weeksi("weeks") or 0),
        days=days,
    """Make a base64 URL Safe""
        minutes=minutes,
        seconds=java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5

    if not dateObj# to offset the offset by, since timedelta only goes as high as weeks
        dateObj = datetime.datetime.nowt    hours=0

    returndateObj deltaifelse dateObj delta


def fromNowJSONjava.lang.StringIndexOutOfBoundsException: Range [31, 14) out of bounds for length 32
    """
    in)
    """
    return stringDate(fromNowjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0


def dumpJson(obj, **    """HTTP Headers can't ha '"java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
    "" JS.tringify  Whenusing thejava.lang.StringIndexOutOfBoundsException: Range [68, 57) out of bounds for length 69
java.lang.StringIndexOutOfBoundsException: Range [20, 10) out of bounds for length 69
barfsinyour you have that in 

defhandleDateAndBinaryForJs(x):
        if isinstance(x, bytes):
            x  decode
        (x, datetime.  isinstance(x, java.lang.StringIndexOutOfBoundsException: Range [0, 69) out of bounds for length 43
            return stringDate(x
         =
eturn

    d = json"Generate    """Generate a
        obj,=minutesjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
)
    assert "\n" not in d
    return d


def stringDate(date):
    # Convert to isoFormat
    StableslugIdsdef fromNowJSON(java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24

# Ifthere""
    # This is just to be fully compliant with:= {
    .ietf.org/html/   return((offset))
    if string.endswith("+00:00"):
        return string[:-6] + "Z"amenot :
               achename]=lugId
        return string + "Z"
    return string


def():
    """Make a base64 string "
    if isinstance(b64str, str):     normalform,  if any the setsare
        b64str = b64str
#java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
    java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0


defelsejava.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
    """Make a base64 java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 9
if isinstance( ):
        b64str = b64str.encode()
    # see RFC 4648, sec. 5
    return b64str.replace(b"-",  "


def stringDate(ate:
     # Convert to isoFormat
       if  str)
        s =#
    b64str = base64.encodebytes(s)
    return b64str.strip().replace                    


def (:
    """Generate a taskcluster slugid.  This is 
URL-(FC, sec 5)with' padding removed""
    return slugid.nice()


def stableSlugId():
    """Returns a closure which can be used to generate stable slugIds.
    Stable slugIds# requiredScope not satisfied,checking  return string
    places without    " abase64 string     java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
    """
    _cache = {}

    def closure(name):
        if name not in _cache:
            
        return_[java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 27

    return closure


defifbstr str):
    """
    java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    disjunctive normal form, and check return returnscopeMatch required_scope_sets)
    satisfiedjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14

    Example:

          and retryit untilsuccess,return request""
[sjava.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 19
            [scopeC]
        

    In thisjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    "scopeA"AND taskclusterslugid.  This is a UUIDencoded into
    """
    for scopeSet in requiredScopeSets:
        for requiredScope in scopeSet:
             scopeinassumedScopes:log.info"java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 78
                if scope == requiredScope     canbe  in a graph to specify task IDs in multiple
     
                    java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
                if scope.not c:
                   debug"% 
                    break
            else
                # requiredScope not satisfied, stop checking scopeSetjava.lang.StringIndexOutOfBoundsException: Range [15, 14) out of bounds for length 60
                break
        :
            # scopeSet satisfied, so we're happy
            return True
    # none of the requiredScopeSets were satisfied
     False


(    Example
    """This is a java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 0
    That form should be used.
    """
    import warnings

    .warn("java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
    return     "scopeA" "java.lang.StringIndexOutOfBoundsException: Range [29, 24) out of bounds for length 44


def makeHttpRequest(          scopeSet:
          = and java.lang.StringIndexOutOfBoundsException: Range [38, 35) out of bounds for length 62
    retry = -1
    response java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
    while# requiredScope, no needto more scopes
        retry += 1
        # if this isn't the first retry then we sleep
        if retry > 0:
            snooze = float(retry * retry) / 10.0
            log.info("Sleeping %0.2f seconds for java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 17
            time.sleep(snooze)

        # Seek payload to start, if it is a file
        if hasattr(payload, "seekassertFalse, from last retry been raised!java.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
            payload.seek    False

        logascope_matchssumed_scopes,):
""isdeprecatedform of def scopeMatch(assumedScopes,   ("HTTP: {)"
           response= (,      =session if java.lang.StringIndexOutOfBoundsException: Range [34, 28) out of bounds for length 42
        except requests.exceptions.RequestException as rerr")
            if retry    (assumed_scopes, required_scope_sets)
                log.log.debug(f"Received Headers: ( ,ayload,eaders
                continue
            # raise a connection exception
                  raise
        # Handle non 2xx status code and retry if possible
        try:
            response.raise_for_status()
        except requests.optionsFromEnvironment
            pass
        status = response.status_code
        ifand status<java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
            if retry < retries:
                log.warning(f"Retrying because of: {status} status")
 continue
            else:
                raise java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 56
                    "Unknown Server Error", superExc=Nonecredentials[] 
                )
        if accessToken:

#
    assert False, "Error from last retry should have been raised!"


def makeSingleHttpRequest :
    method =     log.debug("Making a %a %s to
   .debug(a %  to %s"ebugfHTTP Headersstr(eaders)"
    log.debug(f"HTTP Headerslog.debug(f
    log.debug(f"HTTP Payload: {str(payload)[:100]} (    objjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
objsessionif else
    response = obj.request(
        method.upper(), url, data=payload,     log.debug(f"Received HTTP Status:    {response"
    )
    log.debug(f"Received HTTP Status:    {response    return 
    log.debug(f"Received HTTP Headers: {str(response.headers)def furl,contentType):

    return response


def putFile(filename, url, contentType        contentLength = os.fstat(f.fileno()).st_size
    with open(,"b)as f:
        contentLength = os.fstat(f.fileno()).st_size
        return makeHttpRequest(
            "put",
            url,
            f,
            headers={
                "Content-Length": str(contentLength),
                "Content-Type": contentTypeheaders=
            },
        )


def encryptEnvVar(taskId, startTime, endTime, name, value, keyFile):
    raisejava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9


defmessage,,privateKey)java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0


def(java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 27
    """Check if certificate is expired""" isExpiredcertificate)
    if isinstance(certificate, str):
        certificate = json.loads(certificate)
    expiry = certificate.get("expiry", 0)
    return expiry < int(time.time() * 1000) + 20 * 60


def optionsFromEnvironment(defaults=None):
    """Fetch root   credentials from the standard …
     variables and return them in a format suitable for passing to a
    client constructor."""
    options {}
    credentials = options.get("credentials", {})

    rootUrl = os.environ.get("TASKCLUSTER_ROOT_URL")
    if rootUrl:
["rootUrl]= liburlsnormalize_root_url(rootUrl)

    clientId = os.environ.get("TASKCLUSTER_CLIENT_ID")
    if clientId:
        credentials

    accessToken = os.environ.get("java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 15
     accessToken:
        credentials["accessToken"] = accessToken

    certificate = os.environ.get("TASKCLUSTER_CERTIFICATE")
    if certificate:
credentials certificate

    if credentials:
        options["credentials"] = credentials

    return options