import labkeyInterface 
import pathlib
import os
import zipfile
import json

def setConfig(labkeyUser,labkeyServer='https://merlin.fmf.uni-lj.si',\
        certificateZip=None):
    connectionConfig={}
    if certificateZip!=None:
        zpath=pathlib.Path(certificateZip)
        user=zpath.stem
        userDir=os.path.join(os.path.expanduser('~'),'.labkey',user)
        if not os.path.isdir(userDir):
            os.makedirs(userDir)
        caName=None
        with zipfile.ZipFile(certificateZip,'r') as zipObj:
            zipObj.extract(user+'.crt',userDir)
            zipObj.extract(user+'.key',userDir)
            zipList=zipObj.namelist()
            for f in zipList:
                if f.find('CA')>-1:
                    caName=f
                    zipObj.extract(f,userDir)
    
        #setup SSL
        sslSetup={}
        sslSetup['user']=os.path.join(userDir,user+'.crt')
        sslSetup['key']=os.path.join(userDir,user+'.key')
        sslSetup['ca']=os.path.join(userDir,caName)
        sslSetup['keyPwd']='notUsed'
        connectionConfig['SSL']=sslSetup

    connectionConfig["host"]=labkeyServer
    connectionConfig["context"]="labkey"
    labkeySetup={}
    labkeySetup['user']=labkeyUser
    labkeyPwd='guest'
    if not labkeyUser=='guest':
        labkeyPwd=getpass.getpass(prompt='Enter labkey password:')
    labkeySetup['password']=labkeyPwd 
    connectionConfig['labkey']=labkeySetup

    orthancSetup={}
    if connectionConfig['host'].find('merlin')>-1:
        orthancSetup['server']='https://orthanc.fmf.uni-lj.si'
    if connectionConfig['host'].find('onko-nix')>-1:
        orthancSetup['server']='http://onko-nix.onko-i.si:8042'
    orthancSetup['user']='ask'
    orthancSetup['password']='askPassword'
    connectionConfig['orthanc']=orthancSetup
    net=labkeyInterface.labkeyInterface()
    net.connectionConfig=connectionConfig
    net.initRemote()
    print(net.getUserId())
    return net

def testCertificate(certificateZip):
    return setConfig('guest',certificateZip=certificateZip)

def testConnection(labkeyUser,labkeyServer='https://merlin.fmf.uni-lj.si',\
        certificateZip=None):
    return setConfig(labkeyUser,labkeyServer,certificateZip)

def getDefaultConfig(configFile):
    #if configFile is None, this will set it to default and leave unchanged otherwise
    if configFile==None:
        return os.path.join(os.path.expanduser('~'),'.labkey','network.json')
    return configFile

def storeConfig(net,configFile=None):
    #if configFile is None, this will set it to default and leave unchanged otherwise
    with open(getDefaultConfig(configFile),'w') as f:
        json.dump(net.connectionConfig,f,indent='\t')

def getInterface(configFile=None):
    net=labkeyInterface.labkeyInterface()
    #if configFile is None, this will set it to default and leave unchanged otherwise
    net.init(getDefaultConfig(configFile))
    return net