Contract con_distr_rewards_yeti_2

  

    

      

        

            
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I = importlib
          

            
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import currency as tau
          

            
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import con_yeti_contract_5 as yeti
          

            
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import con_rocketswap_official_v1_1
          

            
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YETI = 'con_yeti_contract_5'
          

            
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DEX = con_rocketswap_official_v1_1
          

            
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REWARDS_CONTRACT = 'con_distr_rewards_yeti_2'
          

            
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yeti_balance = ForeignHash(foreign_contract=YETI, foreign_name='balances')
          

            
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operator = Variable()
          

            
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tau_to_distribute = Variable()
          

            
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@construct
          

            
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def init():
          

            
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    operator.set(YETI)
          

            
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    tau_to_distribute.set(decimal('0.00'))
          

            
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    approve()
          

            
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@export
          

            
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def approve():
          

            
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    tau.approve(amount=9999999999999999999999, to='con_rocketswap_official_v1_1')
          

            
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    yeti.approve(amount=9999999999999999999999, to='con_rocketswap_official_v1_1')
          

            
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@export
          

            
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def sell_yeti_for_rewards(cost_of_distr: float, reward_token: str):
          

            
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    #check if caller is operator
          

            
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    assert_operator()
          

            
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    #get total YETI balance of this contract
          

            
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    yeti_amount = yeti_balance[REWARDS_CONTRACT]
          

            
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    #sell all YETI for TAU
          

            
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    DEX.sell(contract=YETI, token_amount=yeti_amount)
          

            
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    #get total TAU balance of this contract
          

            
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    currency_balance = ForeignHash(foreign_contract='currency', foreign_name='balances')
          

            
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    currency_amount = currency_balance[REWARDS_CONTRACT] 
          

            
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    assert currency_amount > cost_of_distr, 'Not enough to cover distribution fees'
          

            
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    #amount worth distributing
          

            
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    currency_amount -= cost_of_distr
          

            
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    if reward_token == 'currency':
          

            
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        tau_to_distribute.set(tau_to_distribute.get() + currency_amount)
          

            
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    else:
          

            
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        DEX.buy(contract=reward_token, currency_amount=currency_amount)
          

            
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@export
          

            
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def distribute_rewards(reward_token: str, addresses: list, holder_min: float,
          

            
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    eligible_total_balance: float):
          

            
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    #check if caller is operator
          

            
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    assert_operator()
          

            
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    #if nothing is passed to holder_min we assume a certain default value
          

            
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    if holder_min == None: holder_min = 50_000_000
          

            
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    if reward_token == 'currency':
          

            
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        rewards_token_amount = tau_to_distribute.get()
          

            
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        for address in addresses:
          

            
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            #get holder YETI balance
          

            
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            user_yeti_balance = yeti_balance[address]
          

            
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            #check if holder has a certain minimum to qualify for reward and
          

            
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            #if address is not a contract
          

            
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            if user_yeti_balance >= holder_min and not address.startswith('con_'):
          

            
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                #calculate amount to reward
          

            
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                reward_amount = rewards_token_amount * (user_yeti_balance/eligible_total_balance)
          

            
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                assert tau_to_distribute.get() >= decimal('0'), 'TAU for distribution is exhaused!'
          

            
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                #transfer reward to holder
          

            
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                tau.transfer(amount=reward_amount, to=address)
          

            
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                tau_to_distribute.set(tau_to_distribute.get() - reward_amount)
          

            
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    else:
          

            
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        #get total reward token balance of this contract
          

            
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        rewards_token_balance = ForeignHash(foreign_contract=reward_token, 
          

            
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            foreign_name='balances')
          

            
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        rewards_token_amount = rewards_token_balance[REWARDS_CONTRACT]
          

            
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        token = I.import_module(reward_token)
          

            
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        for address in addresses:
          

            
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            #get holder YETI balance
          

            
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            user_yeti_balance = yeti_balance[address]
          

            
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            #check if holder has a certain minimum to qualify for reward and
          

            
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            #if address is not a contract
          

            
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            if user_yeti_balance >= holder_min and not address.startswith('con_'):
          

            
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                #calculate amount to reward
          

            
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                reward_amount = rewards_token_amount * (user_yeti_balance/eligible_total_balance)
          

            
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                #transfer reward to holder
          

            
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                token.transfer(amount=reward_amount, to=address)
          

            
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def assert_operator():
          

            
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    assert ctx.caller == operator.get(), 'Only operator can call!'
          

            
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