Get user associated to llm_model

app/controllers/discourse_ai/admin/ai_llms_controller.rb

@@ -106,6 +106,7 @@ def ai_llm_params
           :max_prompt_tokens,
           :url,
           :api_key,
+          :bot_username,
         )
       end
     end

app/models/llm_model.rb

@@ -1,6 +1,8 @@
 # frozen_string_literal: true
 
 class LlmModel < ActiveRecord::Base
+  belongs_to :user
+
   def tokenizer_class
     tokenizer.constantize
   end

assets/javascripts/discourse/admin/models/ai-llm.js

@@ -11,7 +11,8 @@ export default class AiLlm extends RestModel {
       "tokenizer",
       "max_prompt_tokens",
       "url",
-      "api_key"
+      "api_key",
+      "bot_username"
     );
   }
 

assets/javascripts/discourse/components/ai-llm-editor.gjs

@@ -181,6 +181,18 @@ export default class AiLlmEditor extends Component {
           @content={{I18n.t "discourse_ai.llms.hints.max_prompt_tokens"}}
         />
       </div>
+      <div class="control-group">
+        <label>{{i18n "discourse_ai.llms.companion_bot_username"}}</label>
+        <Input
+          @type="text"
+          class="ai-llm-editor-input ai-llm-editor__companion-bot-user"
+          @value={{@model.bot_username}}
+        />
+        <DTooltip
+          @icon="question-circle"
+          @content={{I18n.t "discourse_ai.llms.hints.companion_bot_username"}}
+        />
+      </div>
 
       <div class="control-group ai-llm-editor__action_panel">
         <DButton

config/locales/client.en.yml

@@ -210,6 +210,7 @@ en:
         max_prompt_tokens: "Number of tokens for the prompt"
         url: "URL of the service hosting the model"
         api_key: "API Key of the service hosting the model"
+        companion_bot_username: "Companion user's username"
         save: "Save"
         edit: "Edit"
         saved: "LLM Model Saved"
@@ -226,6 +227,7 @@ en:
         hints:
           max_prompt_tokens: "Max numbers of tokens for the prompt. As a rule of thumb, this should be 50% of the model's context window."
           name: "We include this in the API call to specify which model we'll use."
+          companion_bot_username: "Features like the AI Bot create an user with this username for users to interact with."
 
         providers:
           aws_bedrock: "AWS Bedrock"

config/locales/server.en.yml

@@ -318,6 +318,9 @@ en:
         disable_module_first: "You have to disable %{setting} first."
         set_llm_first: "Set %{setting} first."
         model_unreachable: "We couldn't get a response from this model. Check your settings first."
+        configure_llm: 
+          one: "We couldn't find an LLM with the name %{models}. Go to the plugin's LLMs section to set it up."
+          other: "We couldn't find configured LLMs with these names: %{models}. Go to the plugin's LLMs section to set them up."
       endpoints:
         not_configured: "%{display_name} (not configured)"
         configuration_hint:

config/settings.yml

@@ -342,19 +342,19 @@ discourse_ai:
     type: group_list
     list_type: compact
     default: "3|14" # 3: @staff, 14: @trust_level_4
-  # Adding a new bot? Make sure to create a user for it on the seed file and update translations.
   ai_bot_public_sharing_allowed_groups:
     client: false
     type: group_list
     list_type: compact
     default: "1|2" # 1: admins, 2: moderators
     allow_any: false
     refresh: true
-  ai_bot_enabled_chat_bots:
+  ai_bot_enabled_chat_bots: # TODO(roman): Make this dynamic
     type: list
-    default: "gpt-3.5-turbo"
+    default: ""
     client: true
-    choices: "DiscourseAi::Configuration::LlmEnumerator.ai_bot_models"
+    validator: "DiscourseAi::Configuration::LlmModelValidator"
+    choices: "DiscourseAi::Configuration::LlmEnumerator.available_ai_bots"
   ai_bot_add_to_header:
     default: true
     client: true

db/migrate/20240528132059_add_companion_user_to_llm_model.rb

@@ -0,0 +1,8 @@
+# frozen_string_literal: true
+
+class AddCompanionUserToLlmModel < ActiveRecord::Migration[7.0]
+  def change
+    add_column :llm_models, :bot_username, :string
+    add_column :llm_models, :user_id, :integer
+  end
+end

db/post_migrate/20240528144216_seed_open_ai_models.rb

@@ -0,0 +1,100 @@
+# frozen_string_literal: true
+
+class SeedOpenAiModels < ActiveRecord::Migration[7.0]
+  def up
+    models = []
+
+    open_ai_api_key = fetch_setting("ai_openai_api_key")
+
+    if open_ai_api_key.present?
+      models << mirror_open_ai(
+        "GPT-3.5 Turbo",
+        "gpt-3.5-turbo",
+        8192,
+        "ai_openai_gpt35_url",
+        open_ai_api_key,
+        "gpt3.5_bot",
+        -111,
+      )
+      models << mirror_open_ai(
+        "GPT-3.5 Turbo 16K",
+        "gpt-3.5-turbo-16k",
+        16_384,
+        "ai_openai_gpt35_16k_url",
+        open_ai_api_key,
+        "gpt3.5_bot",
+        -111,
+      )
+      models << mirror_open_ai(
+        "GPT-4",
+        "gpt-4",
+        8192,
+        "ai_openai_gpt4_url",
+        open_ai_api_key,
+        "gpt4_bot",
+        -110,
+      )
+      models << mirror_open_ai(
+        "GPT-4 32K",
+        "gpt-4-32k",
+        32_768,
+        "ai_openai_gpt4_32k_url",
+        open_ai_api_key,
+        "gpt4_bot",
+        -110,
+      )
+      models << mirror_open_ai(
+        "GPT-4 Turbo",
+        "gpt-4-turbo",
+        131_072,
+        "ai_openai_gpt4_turbo_url",
+        open_ai_api_key,
+        "gpt4t_bot",
+        -113,
+      )
+      models << mirror_open_ai(
+        "GPT-4o",
+        "gpt-4o",
+        131_072,
+        "ai_openai_gpt4o_url",
+        open_ai_api_key,
+        "gpt4o_bot",
+        -121,
+      )
+    end
+
+    if models.present?
+      rows = models.compact.join(",")
+
+      DB.exec(<<~SQL, rows: rows) if rows.present?
+        INSERT INTO llm_models (display_name, name, provider, tokenizer, max_prompt_tokens, url, api_key, bot_username, user_id, created_at, updated_at)
+        VALUES :rows;
+      SQL
+    end
+  end
+
+  def has_companion_user?(user_id)
+    DB.query_single("SELECT id FROM users WHERE id = :user_id", user_id: user_id).first.present?
+  end
+
+  def fetch_setting(name)
+    DB.query_single(
+      "SELECT value FROM site_settings WHERE name = :setting_name",
+      setting_name: name,
+    ).first
+  end
+
+  def mirror_open_ai(display_name, name, max_prompt_tokens, setting_name, key, bot_username, bot_id)
+    url = fetch_setting(setting_name)
+
+    user_id = has_companion_user?(bot_id) ? bot_id : "NULL"
+
+    if url
+      "(#{name.titleize}, #{name}, open_ai, OpenAiTokenizer, #{max_prompt_tokens}, #{url}, #{key}, #{bot_username}, #{user_id}, NOW(), NOW())"
+    end
+  end
+
+  def down
+    raise ActiveRecord::IrreversibleMigration
+  end
+end

db/post_migrate/20240531205234_seed_claude_models.rb

@@ -0,0 +1,123 @@
+# frozen_string_literal: true
+
+class SeedClaudeModels < ActiveRecord::Migration[7.0]
+  def up
+    claude_models = %w[claude-instant-1 claude-2 claude-3-haiku claude-3-sonnet claude-3-opus]
+
+    models = []
+
+    bedrock_secret_access_key = fetch_setting("ai_bedrock_secret_access_key")
+
+    if bedrock_secret_access_key.present?
+      bedrock_region = fetch_setting("ai_bedrock_region")
+
+      claude_models.each do |cm|
+        url =
+          "https://bedrock-runtime.#{bedrock_region}.amazonaws.com/model/#{mapped_bedrock_model(cm)}/invoke"
+
+        bot_id = claude_bot_id(cm)
+        user_id = has_companion_user?(bot_id) ? bot_id : "NULL"
+
+        models << "(#{display_name(cm)}, #{cm}, aws_bedrock, AnthropicTokenizer, 200000, #{url}, #{bedrock_secret_access_key}, #{claude_bot_username(cm)}, #{user_id}, NOW(), NOW())"
+      end
+    end
+
+    anthropic_ai_api_key = fetch_setting("ai_anthropic_api_key")
+    if anthropic_ai_api_key.present?
+      claude_models.each do |cm|
+        url = "https://api.anthropic.com/v1/messages"
+
+        bot_id = claude_bot_id(cm)
+        user_id = has_companion_user?(bot_id) ? bot_id : "NULL"
+
+        models << "(#{display_name(cm)}, #{cm}, anthropic, AnthropicTokenizer, 200000, #{url}, #{anthropic_ai_api_key}, #{claude_bot_username(cm)}, #{user_id}, NOW(), NOW())"
+      end
+    end
+
+    if models.present?
+      rows = models.compact.join(",")
+
+      DB.exec(<<~SQL, rows: rows) if rows.present?
+        INSERT INTO llm_models (display_name, name, provider, tokenizer, max_prompt_tokens, url, api_key, bot_username, user_id, created_at, updated_at)
+        VALUES :rows;
+      SQL
+    end
+  end
+
+  def has_companion_user?(user_id)
+    DB.query_single("SELECT id FROM users WHERE id = :user_id", user_id: user_id).first.present?
+  end
+
+  def fetch_setting(name)
+    DB.query_single(
+      "SELECT value FROM site_settings WHERE name = :setting_name",
+      setting_name: name,
+    ).first
+  end
+
+  def claude_bot_username(model)
+    case model
+    when "claude-2"
+      "claude_bot"
+    when "claude-3-haiku"
+      "claude_3_haiku_bot"
+    when "claude-3-sonnet"
+      "claude_3_sonnet_bot"
+    when "claude-instant-1"
+      "anthropic.claude-instant-v1"
+    when "claude-3-opus"
+      "claude_3_opus_bot"
+    else
+      "claude_instant_bot"
+    end
+  end
+
+  def claude_bot_id(model)
+    case model
+    when "claude-2"
+      -112
+    when "claude-3-haiku"
+      -119
+    when "claude-3-sonnet"
+      -118
+    when "claude-instant-1"
+      nil
+    when "claude-3-opus"
+      -117
+    end
+  end
+
+  def mapped_bedrock_model(model)
+    case model
+    when "claude-2"
+      "anthropic.claude-v2:1"
+    when "claude-3-haiku"
+      "anthropic.claude-3-haiku-20240307-v1:0"
+    when "claude-3-sonnet"
+      "anthropic.claude-3-sonnet-20240229-v1:0"
+    when "claude-instant-1"
+      "anthropic.claude-instant-v1"
+    when "claude-3-opus"
+      "anthropic.claude-3-opus-20240229-v1:0"
+    end
+  end
+
+  def display_name(model)
+    case model
+    when "claude-2"
+      "Claude 2"
+    when "claude-3-haiku"
+      "Claude 3 Haiku"
+    when "claude-3-sonnet"
+      "Claude 3 Sonnet"
+    when "claude-instant-1"
+      "Claude Instant 1"
+    when "claude-3-opus"
+      "Claude 3 Opus"
+    end
+  end
+
+  def down
+    raise ActiveRecord::IrreversibleMigration
+  end
+end