class ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Point

def build_point(x, y)
  ActiveRecord::Point.new(Float(x), Float(y))
end

def cast(value)
  case value
  when ::String
    return if value.blank?
    if value.start_with?("(") && value.end_with?(")")
      value = value[1...-1]
    end
    x, y = value.split(",")
    build_point(x, y)
  when ::Array
    build_point(*value)
  when ::Hash
    return if value.blank?
    build_point(*values_array_from_hash(value))
  else
    value
  end
end

def number_for_point(number)
  number.to_s.delete_suffix(".0")
end

def serialize(value)
  case value
  when ActiveRecord::Point
    "(#{number_for_point(value.x)},#{number_for_point(value.y)})"
  when ::Array
    serialize(build_point(*value))
  when ::Hash
    serialize(build_point(*values_array_from_hash(value)))
  else
    super
  end
end

def type
  :point
end

def type_cast_for_schema(value)
  if ActiveRecord::Point === value
    [value.x, value.y]
  else
    super
  end
end

def values_array_from_hash(value)
  [value.values_at(:x, "x").compact.first, value.values_at(:y, "y").compact.first]
end