import time
from libraries.balance_accounts import balance_accounts


class earner:
    def __init__(self, connector, config):
        self.connector = connector
        self.currency = config["currency"]
        self.minimum_amount_in_trading_account = config["minimum_amount_in_trading_account"]
        self.step_size = config["step_size"]
        self.percentage = config["percentage"]
        self.time_between_subscriptions = config["time_between_subscriptions"]
        self.time_between_redemptions = config["time_between_redemptions"]
        
        self.last_subscription_time = 0
        self.last_redemption_time = 0
        self.start_time = time.time()
        
        self.trading_balance = 0
        self.earning_balance = 0
        
        self.status_string = ""
    
    
    def __str__(self):
        return str(self.connector)


    def get_last_subscription(self):
        return {str(self.connector): self.last_subscription_time}


    def get_last_redemption(self):
        return {str(self.connector): self.last_redemption_time}
    

    def get_status_string(self):
        return self.status_string


    def get_trading_balance(self):
        return float(self.trading_balance)

    
    def get_earning_balance(self):
        return float(self.earning_balance)


    def subscribe(self,amount):
        print(f"{str(self.connector)} | Subscribing {amount} {self.currency}")

        if True:
            self.last_subscription_time = time.time()
            return 0
        return 1

    
    def redeem(self,amount):
        print(f"{str(self.connector)} | Redeeming {amount} {self.currency}")
        if True:
            self.last_redemption_time = time.time()
            return 0
        return 1


    def run(self):
        '''
        1. Get trading and earning balances
        2. Call balance_accounts
        3. If there are differences:
            a. If subscribe side, subscribe if time_since_last_subscription>time_between_subscriptions
            b. If redeem side, redeem if time_since_last_redeem>time_between_redemptions
        4. Output status to status_string
        '''
        
        #Get trading and earning balances   
        trading_balance_dict = self.connector.get_trading_balance(self.currency)
        if "Error" not in trading_balance_dict:
            self.trading_balance = trading_balance_dict[self.currency]
        else:
            self.trading_balance = None
            
        earning_balance_dict = self.connector.get_position(self.currency)
        if earning_balance_dict=={}:
            self.earning_balance = 0
        elif "Error" not in earning_balance_dict:
            self.earning_balance = earning_balance_dict["amount"]
        else:
            self.earning_balance = None
        
        #Call balance_accounts
        target_trading_amount, target_earning_amount = balance_accounts(float(self.trading_balance), 
                                                                        float(self.earning_balance),
                                                                        self.minimum_amount_in_trading_account,
                                                                        self.step_size,
                                                                        self.percentage)
        
        #Check difference
        earning_delta = 0
        if self.earning_balance is None:
            print(f"{str(self.connector)} - There was an error fetching earning balance")
        else:
            if float(self.earning_balance)!=0:
                earning_delta = target_earning_amount - float(self.earning_balance)
            if earning_delta>self.step_size and time.time()-self.last_subscription_time>self.time_between_subscriptions:
                self.subscribe(earning_delta)
            if earning_delta<-self.step_size and time.time()-self.last_redemption_time>self.time_between_redemptions:
                self.redeem(-earning_delta)
            print(f"Difference: {earning_delta}")
        
        
        #Output status to status_string
        balances_string = f"Trading balance: {float(self.trading_balance):.2f} {self.currency} | Earning balance: {float(self.earning_balance):.2f} {self.currency}"
        percentages_string = f"On earn: {float(self.earning_balance)/float(self.trading_balance):.2%}"
        
        self.status_string = f"{self} | {balances_string} | {percentages_string}"