116 lines
3.1 KiB
Ruby
116 lines
3.1 KiB
Ruby
# frozen_string_literal: true
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class LlmModel < ActiveRecord::Base
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FIRST_BOT_USER_ID = -1200
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BEDROCK_PROVIDER_NAME = "aws_bedrock"
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belongs_to :user
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validates :display_name, presence: true, length: { maximum: 100 }
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validates :tokenizer, presence: true, inclusion: DiscourseAi::Completions::Llm.tokenizer_names
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validates :provider, presence: true, inclusion: DiscourseAi::Completions::Llm.provider_names
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validates :url, presence: true, unless: -> { provider == BEDROCK_PROVIDER_NAME }
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validates_presence_of :name, :api_key
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validates :max_prompt_tokens, numericality: { greater_than: 0 }
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validate :required_provider_params
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def self.provider_params
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{
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aws_bedrock: {
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url_editable: false,
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fields: %i[access_key_id region],
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},
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open_ai: {
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url_editable: true,
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fields: %i[organization],
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},
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}
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end
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def to_llm
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DiscourseAi::Completions::Llm.proxy("custom:#{id}")
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end
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def toggle_companion_user
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return if name == "fake" && Rails.env.production?
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enable_check = SiteSetting.ai_bot_enabled && enabled_chat_bot
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if enable_check
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if !user
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next_id = DB.query_single(<<~SQL).first
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SELECT min(id) - 1 FROM users
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SQL
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new_user =
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User.new(
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id: [FIRST_BOT_USER_ID, next_id].min,
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email: "no_email_#{SecureRandom.hex}",
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name: name.titleize,
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username: UserNameSuggester.suggest(name),
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active: true,
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approved: true,
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admin: true,
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moderator: true,
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trust_level: TrustLevel[4],
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)
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new_user.save!(validate: false)
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self.update!(user: new_user)
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else
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user.active = true
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user.save!(validate: false)
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end
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elsif user
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# will include deleted
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has_posts = DB.query_single("SELECT 1 FROM posts WHERE user_id = #{user.id} LIMIT 1").present?
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if has_posts
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user.update!(active: false) if user.active
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else
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user.destroy!
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self.update!(user: nil)
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end
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end
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end
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def tokenizer_class
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tokenizer.constantize
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end
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def lookup_custom_param(key)
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provider_params&.dig(key)
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end
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private
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def required_provider_params
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return if provider != BEDROCK_PROVIDER_NAME
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%w[access_key_id region].each do |field|
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if lookup_custom_param(field).blank?
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errors.add(:base, I18n.t("discourse_ai.llm_models.missing_provider_param", param: field))
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end
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end
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end
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end
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# == Schema Information
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#
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# Table name: llm_models
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#
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# id :bigint not null, primary key
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# display_name :string
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# name :string not null
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# provider :string not null
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# tokenizer :string not null
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# max_prompt_tokens :integer not null
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# created_at :datetime not null
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# updated_at :datetime not null
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# url :string
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# api_key :string
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# user_id :integer
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# enabled_chat_bot :boolean default(FALSE), not null
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# provider_params :jsonb
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# vision_enabled :boolean default(FALSE), not null
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#
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