from django.shortcuts import render
from django.http import HttpResponse
import json
from pathlib import Path
from erdpy import utils
from django.views.decorators.csrf import csrf_protect, csrf_exempt
from erdpy import cli_shared, testnet
from erdpy.accounts import Account, Address
from erdpy.contracts import CodeMetadata, SmartContract
from erdpy.proxy.core import ElrondProxy


# Create your views here.
def index(request):
    return render(request, 'index.html')

@csrf_exempt  # disable this on deploy
def deploy_contract_function(request):
    ##Arguments
    #--proxy
    #--pem
    proxy="https://testnet-gateway.elrond.com"
    pem_user="/home/ubuntu-test/Desktop/proj2/backend_dev/Market_Place_NFT/backend/wallet/users/sergiu.pem"
    response_data="asdas"
    

    proxy = ElrondProxy(proxy)
    network = proxy.get_network_config()
    user = Account(pem_file=pem_user)

    user.sync_nonce(proxy)

    bytecode_path = Path("/home/ubuntu-test/Desktop/proj2/project3/my_contract/output/my_contract.wasm").absolute()
    bytecode = utils.read_binary_file(bytecode_path).hex()
    code_metadata = CodeMetadata(upgradeable=True)
    contract = SmartContract(bytecode=bytecode, metadata=code_metadata)



    tx = contract.deploy(
            owner=user,
            arguments=[],
            gas_price=network.min_gas_price,
            gas_limit=60000000,
            value=0,
            chain=network.chain_id,
            version=network.min_tx_version
        )

    tx_on_network = tx.send_wait_result(proxy, 5000)

    write_logs_to_file(f"Contract address: {contract.address.bech32()}")
    write_logs_to_file(f"Deployment transaction: {tx_on_network.get_hash()}")

    return HttpResponse(
            json.dumps(f"Contract address: {contract.address.bech32()}"+f"Deployment transaction: {tx_on_network.get_hash()}"),
            content_type="application/json"
        )

def write_logs_to_file(log_details):
    f = open("logfile.txt", "a")
    f.write(log_details)
    f.close()