Class: IGMarkets::DealingPlatform::WatchlistMethods

Inherits:
Object
  • Object
show all
Defined in:
lib/ig_markets/dealing_platform/watchlist_methods.rb

Overview

Provides methods for working with watchlists. Returned by #watchlists.

Instance Method Summary collapse

Constructor Details

#initialize(dealing_platform) ⇒ WatchlistMethods

Initializes this helper class with the specified dealing platform.


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# File 'lib/ig_markets/dealing_platform/watchlist_methods.rb', line 8

def initialize(dealing_platform)
  @dealing_platform = WeakRef.new dealing_platform
end

Instance Method Details

#[](watchlist_id) ⇒ Watchlist

Returns the watchlist that has the specified ID, or nil if there is no watchlist with that ID.


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# File 'lib/ig_markets/dealing_platform/watchlist_methods.rb', line 26

def [](watchlist_id)
  all.detect do |watchlist|
    watchlist.id == watchlist_id
  end
end

#allArray<Watchlist>

Returns all watchlists.


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# File 'lib/ig_markets/dealing_platform/watchlist_methods.rb', line 15

def all
  result = @dealing_platform.session.get('watchlists').fetch :watchlists

  @dealing_platform.instantiate_models Watchlist, result
end

#create(name, *epics) ⇒ Watchlist

Creates and returns a new watchlist with a name and an initial set of markets.


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# File 'lib/ig_markets/dealing_platform/watchlist_methods.rb', line 35

def create(name, *epics)
  result = @dealing_platform.session.post 'watchlists', name: name, epics: epics.flatten

  self[result.fetch(:watchlist_id)]
end