Contract con_neb_vault_int_035

  

    

      

        

            
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#  _   _      _           _         _____       _                        _  __      __         _ _   
          

            
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# | \ | |    | |         | |       |_   _|     | |                      | | \ \    / /        | | |  
          

            
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# |  \| | ___| |__  _   _| | __ _    | |  _ __ | |_ ___ _ __ _ __   __ _| |  \ \  / /_ _ _   _| | |_ 
          

            
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# | . ` |/ _ \ '_ \| | | | |/ _` |   | | | '_ \| __/ _ \ '__| '_ \ / _` | |   \ \/ / _` | | | | | __|
          

            
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# | |\  |  __/ |_) | |_| | | (_| |  _| |_| | | | ||  __/ |  | | | | (_| | |    \  / (_| | |_| | | |_ 
          

            
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# |_| \_|\___|_.__/ \__,_|_|\__,_| |_____|_| |_|\__\___|_|  |_| |_|\__,_|_|     \/ \__,_|\__,_|_|\__|
          

            
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#
          

            
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# Version 1.2
          

            
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I = importlib
          

            
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staking = Hash(default_value=0.0)
          

            
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payouts = Hash(default_value=0.0)
          

            
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emission_con = Variable()
          

            
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total_emission = Variable()
          

            
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total_stake = Variable()
          

            
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current_stake = Variable()
          

            
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active = Variable()
          

            
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funded = Variable()
          

            
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start_date = Variable() 
          

            
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start_date_end = Variable()
          

            
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end_date = Variable()
          

            
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NEB_FEE = 2
          

            
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NEB_CONTRACT = 'con_nebula'
          

            
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LP_VAULT = 'con_neb_vault_lp_005'
          

            
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MIN_STAKE_PERIOD = 2880
          

            
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MAX_RUNTIME = 129600
          

            
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OPERATORS = [
          

            
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    'ae7d14d6d9b8443f881ba6244727b69b681010e782d4fe482dbfb0b6aca02d5d',
          

            
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    'e787ed5907742fa8d50b3ca2701ab8e03ec749ced806a15cdab800a127d7f863'
          

            
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]
          

            
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@export
          

            
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def fund_vault(emission_contract: str, total_emission_amount: float, total_stake_amount: float,
          

            
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               minutes_till_start: int, start_period_in_minutes: int, minutes_till_end: int):
          

            
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    assert isinstance(total_emission_amount, decimal), 'Type of total_emission_amount must be float'
          

            
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    assert isinstance(total_stake_amount, decimal), 'Type of total_stake_amount must be float'
          

            
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    assert isinstance(minutes_till_start, int), 'Type of minutes_till_start must be int'
          

            
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    assert isinstance(start_period_in_minutes, int), 'Type of start_period_in_minutes must be int'
          

            
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    assert isinstance(minutes_till_end, int), 'Type of minutes_till_end must be int'
          

            
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    assert funded.get() != True, 'Vault is already funded!'
          

            
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    assert total_emission_amount > 0, 'total_emission_amount not valid!'
          

            
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    assert total_stake_amount > 0, 'total_stake_amount not valid!'
          

            
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    assert minutes_till_start > 0, 'minutes_till_start not valid!'
          

            
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    assert start_period_in_minutes >= MIN_STAKE_PERIOD, 'Staking needs to be open for at least 2 days!'
          

            
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    assert minutes_till_end > 0 and minutes_till_end <= MAX_RUNTIME, 'minutes_till_end not valid!'
          

            
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    ec = I.import_module(emission_contract)
          

            
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    emission_con.set(emission_contract)
          

            
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    current_stake.set(decimal(0))
          

            
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    total_emission.set(total_emission_amount)
          

            
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    total_stake.set(total_stake_amount)
          

            
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    start_date.set(now + datetime.timedelta(minutes=minutes_till_start))
          

            
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    start_date_end.set(start_date.get() + datetime.timedelta(minutes=start_period_in_minutes))
          

            
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    end_date.set(start_date_end.get() + datetime.timedelta(minutes=minutes_till_end))
          

            
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    single_fee = (total_emission.get() / 100 * decimal(NEB_FEE)) / decimal(len(OPERATORS))
          

            
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    for address in OPERATORS:
          

            
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        I.import_module(emission_con.get()).transfer_from(
          

            
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            main_account=ctx.caller,
          

            
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            amount=single_fee,
          

            
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            to=address)
          

            
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    send_to_vault(emission_con.get(), total_emission.get())
          

            
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    active.set(True)
          

            
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    funded.set(True)
          

            
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@export
          

            
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def send_to_vault(contract: str, amount: float):
          

            
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    I.import_module(contract).transfer_from(
          

            
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        main_account=ctx.caller,
          

            
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        amount=amount,
          

            
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        to=ctx.this)
          

            
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@export
          

            
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def stake(neb_amount: float):
          

            
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    assert_active()
          

            
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    assert neb_amount > 0, 'Negative amounts are not allowed'
          

            
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    assert isinstance(neb_amount, decimal), 'Type of neb_amount must be float'
          

            
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    assert now > start_date.get(), f'Staking not started yet: {start_date.get()}'
          

            
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    assert now < start_date_end.get(), f'Staking period ended: {start_date_end.get()}'
          

            
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    staking[ctx.caller] += neb_amount
          

            
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    send_to_vault(NEB_CONTRACT, neb_amount)
          

            
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    current_stake.set(current_stake.get() + neb_amount)
          

            
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    level = I.import_module(LP_VAULT).lock()
          

            
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    max_stake = total_stake.get() / 100 * level['emission']
          

            
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    assert staking[ctx.caller] <= max_stake, f'Max stake exceeded: {max_stake} NEB (Level {level["level"]})'
          

            
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    assert current_stake.get() <= total_stake.get(), f'Max total stake exceeded: {total_stake.get()} NEB'
          

            
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@export
          

            
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def unstake():
          

            
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    assert_active()
          

            
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    assert staking[ctx.caller] > 0, f'Address is not staking!'
          

            
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    assert now > end_date.get(), f'End date not reached: {end_date.get()}'
          

            
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    stake_percent = staking[ctx.caller] / current_stake.get() * 100
          

            
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    user_emission = total_emission.get() / 100 * stake_percent
          

            
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    I.import_module(emission_con.get()).transfer(
          

            
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        amount=user_emission,
          

            
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        to=ctx.caller)
          

            
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    I.import_module(NEB_CONTRACT).transfer(
          

            
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        amount=staking[ctx.caller],
          

            
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        to=ctx.caller)
          

            
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    I.import_module(LP_VAULT).unlock()
          

            
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    staking[ctx.caller] = decimal(0)
          

            
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    payouts[ctx.caller] = user_emission
          

            
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    return f'Emission: {user_emission} {emission_con.get()}'
          

            
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@export
          

            
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def active(is_active: bool):
          

            
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    active.set(is_active)
          

            
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    assert_owner()
          

            
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@export
          

            
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def emergency_withdraw(contract: str, amount: float):
          

            
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    I.import_module(contract).transfer(amount, ctx.caller)
          

            
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    assert_owner()
          

            
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@export
          

            
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def emergency_set_stake(address: str, amount: float):
          

            
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    staking[address] = amount
          

            
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    assert_owner()
          

            
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def assert_active():
          

            
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    assert active.get() == True, 'Vault inactive!'
          

            
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def assert_owner():
          

            
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    assert ctx.caller in OPERATORS, 'Only executable by operators!'
          
      
    
  
  

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