Contract con_uw_toolkit_6

  

    

      

        

            
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import currency 

          

            
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import con_uwarriors_lst001       

          

            
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I = importlib

          

            
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metadata = Hash(default_value=0)

          

            
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balances = Hash(default_value=0)

          

            
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wp = ForeignHash(foreign_contract='con_uwarriors_lst001', foreign_name='balances')

          

            
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wp_bank = ForeignHash(foreign_contract='con_uw_bank', foreign_name='balances')

          

            
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@construct

          

            
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def seed():

          

            
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    metadata['operator'] = ctx.caller

          

            
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    metadata['cost_join'] = 10

          

            
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    metadata['bank_cost'] = 20000

          

            
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@export

          

            
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def change_metadata(key: str, value: int):

          

            
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    assert ctx.caller == metadata['operator'], 'Only operator can set metadata!'

          

            
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    metadata[key] = value

          

            
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@export

          

            
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def join_faction(name: str):

          

            
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    caller = ctx.caller

          

            
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    amount = metadata['cost_join']

          

            
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    if wp_bank[caller,'amount'] is not None:

          

            
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        if wp_bank[caller,'amount'] >=  metadata['bank_cost']:

          

            
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            amount = amount / 2

          

            
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    assert wp[caller] >= amount, 'Not enough coins to send!'

          

            
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    con_uwarriors_lst001.transfer_from(metadata['cost_join'], metadata['operator'], caller)

          

            
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    balances['faction', name] += 1

          

            
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    return name

          

            
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