Class: Iro::Position

Inherits:
Object
  • Object
show all
Includes:
Mongoid::Document, Mongoid::Paranoia, Mongoid::Timestamps
Defined in:
app/models/iro/position.rb

Constant Summary collapse

STATUS_ACTIVE = 
'active'
STATUS_CLOSED = 
'closed'
STATUS_PREPARE = 
'prepare'
STATUS_PROPOSED = 
'proposed'
STATUS_PENDING =

one more, ‘selected’ after proposed?

'pending'
STATUSES =

‘working’

[ nil, STATUS_CLOSED, STATUS_ACTIVE, STATUS_PREPARE, STATUS_PROPOSED, STATUS_PENDING ]

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.long ⇒ Object

ok



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# File 'app/models/iro/position.rb', line 355

def self.long
  where( long_or_short: Iro::Strategy::LONG )
end

.short ⇒ Object

ok



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# File 'app/models/iro/position.rb', line 360

def self.short
  where( long_or_short: Iro::Strategy::SHORT )
end

Instance Method Details

#autonxt ⇒ Object

2026-02-26 using this one.



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# File 'app/models/iro/position.rb', line 54

belongs_to :autonxt,  class_name: 'Iro::Position', inverse_of: :autoprev, optional: true

#begin_delta ⇒ Object 



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# File 'app/models/iro/position.rb', line 87

def begin_delta
  strategy.send("begin_delta_#{strategy.kind}", self)
end

#breakeven ⇒ Object 



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# File 'app/models/iro/position.rb', line 94

def breakeven
  send("breakeven_#{strategy.kind}")
end

#breakeven_covered_call ⇒ Object 



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# File 'app/models/iro/position.rb', line 97

def breakeven_covered_call
  p = self
  p.inner.strike + p.inner.begin_price
end

#breakeven_long_credit_put_spread ⇒ Object

2026-02-23



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# File 'app/models/iro/position.rb', line 111

def breakeven_long_credit_put_spread
  p = self
  p.inner.strike - p.max_gain
end

#breakeven_long_debit_call_spread ⇒ Object 



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# File 'app/models/iro/position.rb', line 101

def breakeven_long_debit_call_spread
  p = self
  p.inner.strike - p.max_gain
end

#breakeven_short_credit_call_spread ⇒ Object

2026-02-23



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# File 'app/models/iro/position.rb', line 106

def breakeven_short_credit_call_spread
  p = self
  p.inner.strike + p.max_gain
end

#calc_nxt ⇒ Object 



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# File 'app/models/iro/position.rb', line 207

def calc_nxt
  pos = self
  puts! pos, '#calc_nxt...'

  ## 7 days ahead - not configurable
  params = {
    contractType: pos.put_call,
    expirationDate: next_expires_on,
    ticker: ticker,
  }
  puts! params, 'ze params'
  outs = Tda::Option.get_quotes(params)
  puts! outs, 'outs'
  outs_bk = outs.dup

  outs = outs.select do |out|
    out[:bidSize] + out[:askSize] > 0
  end

  if 'CALL' == pos.put_call
    ;
  elsif 'PUT' == pos.put_call
    outs = outs.reverse
  end
  # puts! outs, '#calc_nxt.outs -> 2'

  ## next_inner_strike
  outs = outs.select do |out|
    if Iro::Strategy::CREDIT == pos.credit_or_debit
      if Iro::Strategy::SHORT == pos.long_or_short
        ## short credit call
        out[:strikePrice] >= strategy.next_inner_strike
      elsif Iro::Strategy::LONG == pos.long_or_short
        ## long credit put
        out[:strikePrice] <= strategy.next_inner_strike
      end
    else
      raise 'zt3 - @TODO: implement, debit spreads'
    end
  end
  puts! outs[0][:strikePrice], 'after calc next_inner_strike'
  # puts! outs, 'outs'

  ## next_buffer_above_water
  outs = outs.select do |out|
    if Iro::Strategy::SHORT == pos.long_or_short
      out[:strikePrice] > strategy.next_buffer_above_water + strategy.stock.last
    elsif Iro::Strategy::LONG == pos.long_or_short
      out[:strikePrice] < strategy.stock.last - strategy.next_buffer_above_water
    else
      raise 'zt4 - this cannot happen'
    end
  end
  puts! outs[0][:strikePrice], 'after calc next_buffer_above_water'
  puts! outs, 'outs'

  ## next_inner_delta
  outs = outs.select do |out|
    if 'CALL' == pos.put_call
      out_delta  = out[:delta] rescue 1
      out_delta <= strategy.next_inner_delta
    elsif 'PUT' == pos.put_call
      out_delta  = out[:delta] rescue 0
      out_delta <= strategy.next_inner_delta
    else
      raise 'zt5 - this cannot happen'
    end
  end
  puts! outs[0][:strikePrice], 'after calc next_inner_delta'
  puts! outs, 'outs'

  inner = outs[0]
  outs = outs.select do |out|
    if 'CALL' == pos.put_call
      out[:strikePrice] >= inner[:strikePrice].to_f + strategy.next_spread_amount
    elsif 'PUT' == pos.put_call
      out[:strikePrice] <= inner[:strikePrice].to_f - strategy.next_spread_amount
    end
  end
  outer = outs[0]

  if inner && outer
    o_attrs = {
      expires_on: next_expires_on,
      put_call:   pos.put_call,
      stock_id:   pos.stock_id,
    }
    inner_attrs = o_attrs.merge({
      strike:        inner[:strikePrice],
      begin_price: ( inner[:bid] + inner[:ask] )/2,
      begin_delta:   inner[:delta],
      end_price:   ( inner[:bid] + inner[:ask] )/2,
      end_delta:     inner[:delta],
    })
    outer_attrs = o_attrs.merge({
      strike:        outer[:strikePrice],
      begin_price: ( outer[:bid] + outer[:ask] )/2,
      begin_delta:   outer[:delta],
      end_price:   ( outer[:bid] + outer[:ask] )/2,
      end_delta:     outer[:delta],
    })
    autonxt_attrs = {
      put_call:     pos.put_call,
      status:      'proposed',
      stock:        strategy.stock,
      inner_strike: inner_attrs[:strike],
      outer_strike: outer_attrs[:strike],
      begin_on:     Time.now.to_date,
      expires_on:   next_expires_on,
      purse:        purse,
      strategy:     strategy,
      quantity:     pos.quantity,
      autoprev:     pos,
    }
    pos.autonxt ||= Iro::Position.where({
      inner_strike: inner_attrs[:strike],
      outer_strike: outer_attrs[:strike],
      purse:        purse,
      stock:        strategy.stock,
      strategy:     strategy,
    }).first
    pos.autonxt ||= Iro::Position.new(autonxt_attrs)
    pos.autonxt.update(autonxt_attrs)
    pos.autonxt.inner.update(inner_attrs)
    pos.autonxt.outer.update(outer_attrs)

    pos.autonxt.sync
    pos.autonxt.save!
    pos.save
    return pos

  else
    throw 'zmq - should not happen'
  end
end

#calc_rollp ⇒ Object

should_roll?



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# File 'app/models/iro/position.rb', line 194

def calc_rollp
  pos = self
  pos.next_reasons = []
  # pos.next_symbol  = nil
  # pos.next_delta   = nil

  out = strategy.send("calc_rollp_#{strategy.kind}", pos )

  pos.rollp = out[0]
  pos.next_reasons.push out[1]
  save
end

#current_underlying_strike ⇒ Object 



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# File 'app/models/iro/position.rb', line 117

def current_underlying_strike
  Iro::Stock.find_by( ticker: ticker ).last
end

#end_delta ⇒ Object 



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# File 'app/models/iro/position.rb', line 90

def end_delta
  strategy.send("end_delta_#{strategy.kind}", self)
end

#inner ⇒ Object

Options



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# File 'app/models/iro/position.rb', line 60

belongs_to :inner, class_name: 'Iro::Option', inverse_of: :pos_of_inner

#inner_strike ⇒ Object

2026-02-24 only to make finding easier.



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# File 'app/models/iro/position.rb', line 72

validates :inner_strike, presence: true

#max_gain ⇒ Object

each



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# File 'app/models/iro/position.rb', line 160

def max_gain # each
  strategy.send("max_gain_#{strategy.kind}", self)
end

#max_loss ⇒ Object

each



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# File 'app/models/iro/position.rb', line 163

def max_loss # each
  strategy.send("max_loss_#{strategy.kind}", self)
end

#net_amount ⇒ Object

each



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# File 'app/models/iro/position.rb', line 145

def net_amount # each
  self.send("net_amount_#{strategy.kind}")
end

#net_amount_covered_call ⇒ Object 



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# File 'app/models/iro/position.rb', line 148

def net_amount_covered_call
  inner.begin_price - inner.end_price
end

#net_amount_long_credit_put_spread ⇒ Object

2025-10-14 tested



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# File 'app/models/iro/position.rb', line 152

def net_amount_long_credit_put_spread ## each
  inner.begin_price - outer.begin_price + outer.end_price - inner.end_price
end

#net_amount_short_credit_call_spread ⇒ Object

2026-02-19 tested



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# File 'app/models/iro/position.rb', line 156

def net_amount_short_credit_call_spread
  return net_amount_long_credit_put_spread
end

#net_percent ⇒ Object 



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# File 'app/models/iro/position.rb', line 142

def net_percent
  net_amount / max_gain
end

#next_expires_on ⇒ Object

ok



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# File 'app/models/iro/position.rb', line 346

def next_expires_on
  out = expires_on.to_datetime.next_occurring(:monday).next_occurring(:friday)
  if !out.workday?
    out = Time.previous_business_day(out)
  end
  return out.strftime('%Y-%m-%d')
end

#next_gain_loss_amount ⇒ Object

@trash, use next_gain_loss_amount instead field :prev_gain_loss_amount, type: :float def prev_gain_loss_amount

out  = autoprev.outer.end_price - autoprev.inner.end_price
out += inner.begin_price - outer.begin_price

end



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# File 'app/models/iro/position.rb', line 14

field :next_gain_loss_amount, type: :float

#next_reasons ⇒ Object

decisions



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# File 'app/models/iro/position.rb', line 190

field :next_reasons, type: :array, default: []

#outer_strike ⇒ Object

2026-02-24 only to make finding easier.



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# File 'app/models/iro/position.rb', line 69

validates :outer_strike, presence: true

#prev ⇒ Object

there are many of these, for viewing on the ‘roll’ view



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# File 'app/models/iro/position.rb', line 50

belongs_to :prev,     class_name: 'Iro::Position', inverse_of: :nxts,    optional: true

#put_call ⇒ Object 



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# File 'app/models/iro/position.rb', line 41

def put_call
  self[:put_call] || self.strategy.put_call
end

#q ⇒ Object 



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# File 'app/models/iro/position.rb', line 79

def q; quantity; end

#refresh ⇒ Object 



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# File 'app/models/iro/position.rb', line 121

def refresh
  out = Tda::Option.get_quote({
    contractType:   'CALL',
    strike:         strike,
    expirationDate: expires_on,
    ticker:         ticker,
  })
  update({
    end_delta: out[:delta],
    end_price: out[:last],
  })
  print '^'
end

#roll_price ⇒ Object 



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# File 'app/models/iro/position.rb', line 135

def roll_price
  pos = self
  out = pos.autoprev.outer.end_price - pos.autoprev.inner.end_price + pos.inner.begin_price - pos.outer.begin_price
  return out.round(2)
end

#sync ⇒ Object 



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# File 'app/models/iro/position.rb', line 168

def sync
  if schwab_order_id
    outs = Tda::Order.check_status schwab_order_id
    update({ schwab_status: outs['status'] })
    if [ Tda::Order::STATUS_FILLED, Tda::Order::STATUS_REPLACED ].include?( outs['status'] )
      ## update amounts.
      purse.update({ available_amount: purse.available_amount + next_gain_loss_amount*quantity*100 })
      ## make this one active
      update({ status: Iro::Position::STATUS_ACTIVE, next_gain_loss_amount: nil })
      ## make previous one closed
      autoprev.update({ status: Iro::Position::STATUS_CLOSED })
    end
  end
  inner.sync
  outer.sync
end

#to_s ⇒ Object 



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# File 'app/models/iro/position.rb', line 364

def to_s
  out = "#{stock} (#{q}) #{expires_on.to_datetime.strftime('%b %d')} #{strategy.long_or_short} ["
  if Iro::Strategy::LONG == long_or_short
    if outer&.strike
      out = out + "$#{outer.strike} <- "
    end
    out = out + "$#{inner.strike}"
  else
    out = out + "$#{inner.strike}"
    if outer&.strike
      out = out + " -> $#{outer.strike}"
    end
  end
  out += "] "
  return out
end