Files
fizzy/app/models/conversation.rb
T
2025-08-25 10:30:43 +02:00

46 lines
1.1 KiB
Ruby

class Conversation < ApplicationRecord
class InvalidStateError < StandardError; end
include Broadcastable
belongs_to :user, class_name: "User"
has_many :messages, dependent: :destroy
enum :state, %w[ ready thinking ].index_by(&:itself), default: :ready
def ask(question, **attributes)
user.ensure_ai_quota_not_depleted
create_message_with_state_change(**attributes, role: :user, content: question) do
raise(InvalidStateError, "Can't ask questions while thinking") if thinking?
thinking!
end
end
def respond(answer, **attributes)
message = create_message_with_state_change(**attributes, role: :assistant, content: answer) do
raise(InvalidStateError, "Can't respond when not thinking") unless thinking?
ready!
end
user.spend_ai_quota(message.cost) if message.cost
message
end
private
def create_message_with_state_change(**attributes)
message = nil
transaction do
yield
message = messages.create!(**attributes)
end
message.broadcast_create
broadcast_state_change
message
end
end