Module: EffectiveCartsHelper

Defined in:
app/helpers/effective_carts_helper.rb

Instance Method Summary collapse

Instance Method Details

#current_cart(for_user = nil) ⇒ Object

TODO: Consider unique



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# File 'app/helpers/effective_carts_helper.rb', line 3

def current_cart(for_user = nil)
  @cart ||= (
    user = for_user || (current_user rescue nil) # rescue protects me against Devise not being installed

    if user.present?
      user_cart = Effective::Cart.where(user: user).first_or_create

      # Merge session cart into user cart.
      if session[:cart].present?
        session_cart = Effective::Cart.where(user: nil).where(id: session[:cart]).first

        if session_cart
          session_cart.cart_items.each { |i| user_cart.add(i.purchasable, quantity: i.quantity, unique: i.unique) }
          session_cart.destroy
        end

        session[:cart] = nil
      end

      user_cart
    elsif session[:cart].present?
      Effective::Cart.where(user_id: nil).where(id: session[:cart]).first_or_create
    else
      cart = Effective::Cart.create!
      session[:cart] = cart.id
      cart
    end
  )
end

#link_to_add_to_cart(purchasable, opts = {}) ⇒ Object 



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# File 'app/helpers/effective_carts_helper.rb', line 47

def link_to_add_to_cart(purchasable, opts = {})
  raise 'expecting an acts_as_purchasable object' unless purchasable.kind_of?(ActsAsPurchasable)

  options = { label: 'Add to Cart', class: 'btn btn-primary', rel: :nofollow }.merge(opts)

  label = options.delete(:label)
  options[:class] = ((options[:class] || '') + ' btn-add-to-cart')

  link_to(label, effective_orders.add_to_cart_path(purchasable_type: purchasable.class.name, purchasable_id: purchasable.id.to_i), options)
end

#link_to_checkout(opts = {}) ⇒ Object 



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# File 'app/helpers/effective_carts_helper.rb', line 90

def link_to_checkout(opts = {})
  options = { label: 'Checkout', class: 'btn btn-primary', rel: :nofollow }.merge(opts)

  order = options.delete(:order)
  label = options.delete(:label)
  options[:class] = ((options[:class] || '') + ' btn-checkout')

  if order.present?
    link_to(label, effective_orders.edit_order_path(order), options)
  else
    link_to(label, effective_orders.new_order_path, options)
  end
end

#link_to_current_cart(opts = {}) ⇒ Object 



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# File 'app/helpers/effective_carts_helper.rb', line 33

def link_to_current_cart(opts = {})
  options = {
    label: 'My Cart',
    id: 'current_cart',
    rel: :nofollow,
    class: 'btn btn-secondary'
  }.merge(opts)

  label = options.delete(:label)
  options[:class] = ((options[:class] || '') + ' btn-current-cart')

  link_to (current_cart.size == 0 ? label : "#{label} (#{current_cart.size})"), effective_orders.cart_path, options
end

#link_to_empty_cart(opts = {}) ⇒ Object 



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# File 'app/helpers/effective_carts_helper.rb', line 75

def link_to_empty_cart(opts = {})
  options = {
    label: 'Empty Cart',
    class: 'btn btn-danger',
    rel: :nofollow,
    data: { confirm: 'This will clear your entire cart. Are you sure?' },
    method: :delete
  }.merge(opts)

  label = options.delete(:label)
  options[:class] = ((options[:class] || '') + ' btn-empty-cart')

  link_to(label, effective_orders.cart_path, options)
end

#link_to_remove_from_cart(cart_item, opts = {}) ⇒ Object 



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# File 'app/helpers/effective_carts_helper.rb', line 58

def link_to_remove_from_cart(cart_item, opts = {})
  raise 'expecting an Effective::CartItem object' unless cart_item.kind_of?(Effective::CartItem)

  options = {
    label: 'Remove',
    class: 'btn btn-primary',
    rel: :nofollow,
    data: { confirm: 'Are you sure? This cannot be undone!' },
    method: :delete
  }.merge(opts)

  label = options.delete(:label)
  options[:class] = ((options[:class] || '') + ' btn-remove-from-cart')

  link_to(label, effective_orders.remove_from_cart_path(cart_item), options)
end

#render_cart(cart = nil) ⇒ Object 



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# File 'app/helpers/effective_carts_helper.rb', line 104

def render_cart(cart = nil)
  cart ||= current_cart
  render('effective/carts/cart', cart: cart)
end

#render_purchasables(*purchasables) ⇒ Object 



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# File 'app/helpers/effective_carts_helper.rb', line 109

def render_purchasables(*purchasables)
  order = Effective::Order.new(purchasables)
  render('effective/orders/purchasables', order: order)
end