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org-agent-contrib/skills/org-skill-chat.org

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SKILL: Chat Agent (Universal Literate Note)

Overview

The Chat Agent provides a dedicated conversational interface within Emacs (`*opencortex-chat*`). It enables fluid dialogue while maintaining strict persona alignment and contextual awareness.

Phase A: Demand (PRD)

1. Purpose

Define the interfaces for direct human-to-agent conversational interaction.

2. User Needs

  • Direct Interaction: Specialized handler for `:chat-message` events.
  • Persona Alignment: Consistency with the Identity Agent's definitions.
  • Contextual Awareness: Reference to chat history for dialogue continuity.
  • Structural Output: Responses formatted as valid Org-mode subtrees.

3. Success Criteria

TODO Chat Event Triggering

TODO Persona-Driven Response Generation

TODO Emacs Buffer Insertion Verification

Phase B: Blueprint (PROTOCOL)

1. Architectural Intent

Interfaces for conversational event handling and UI integration. Source of truth is the dynamic chat buffer and the Identity skill.

2. Semantic Interfaces

(defun trigger-skill-chat (context)
  "Triggers on :sensor :chat-message.")

(defun verify-skill-chat (proposed-action context)
  "Ensures response is targeted to the correct Emacs buffer.")

Phase D: Build (Implementation)

Event Perception

(defun chat-archive-message (text &key (role :user) channel chat-id)
  "Archives a chat message into the persistent Memory and triggers a snapshot."
  (let* ((msg-id (org-id-new))
         (attributes `(:role ,role :channel ,channel :chat-id ,chat-id :timestamp ,(get-universal-time)))
         (hash (compute-merkle-hash msg-id :CHAT-MESSAGE attributes text nil))
         (obj (make-org-object 
               :id msg-id
               :type :CHAT-MESSAGE
               :attributes attributes
               :content text
               :hash hash
               :version (get-universal-time))))
    (setf (gethash hash *history-store*) obj)
    (setf (gethash msg-id *memory*) obj)
    (harness-log "CHAT - Message archived: ~a (~a) [Hash: ~a]" msg-id role (subseq hash 0 8))
    (snapshot-memory)
    msg-id))

(defun trigger-skill-chat (context)
  (let* ((payload (getf context :payload))
         (sensor (getf payload :sensor)))
    (when (eq sensor :chat-message)
      ;; Archive inbound message
      (chat-archive-message (getf payload :text) :role :user :channel (getf payload :channel) :chat-id (getf payload :chat-id))
      t)))

Deterministic Verification

(defun verify-skill-chat (proposed-action context)
  (let* ((payload (getf proposed-action :payload))
         (action (or (getf payload :action) (getf proposed-action :action)))
         (target (getf proposed-action :target)))
    (if (and (listp proposed-action)
             (or (and (member (getf proposed-action :type) '(:request :REQUEST))
                      (or (and (member target '(:emacs :EMACS))
                               (member action '(:insert-at-end :INSERT-AT-END)))
                          (and (member target '(:telegram :TELEGRAM))
                               (or (getf payload :chat-id) (getf proposed-action :chat-id)))
                          (and (member target '(:signal :SIGNAL))
                               (or (getf payload :chat-id) (getf proposed-action :chat-id)))
                          (and (member target '(:matrix :MATRIX))
                               (or (getf payload :room-id) (getf proposed-action :room-id)))
                          (and (member target '(:shell :SHELL))
                               (or (getf payload :cmd) (getf proposed-action :cmd)))
                          (member target '(:tool :TOOL))))
                 (member (getf proposed-action :type) '(:response :RESPONSE :log :LOG))))
        (progn
          ;; Archive outbound response
          (when (and (member (getf proposed-action :type) '(:request :REQUEST))
                     (not (eq target :tool)))
            (chat-archive-message (getf payload :text) :role :agent :channel target :chat-id (or (getf payload :chat-id) (getf payload :room-id))))
          proposed-action)
        (let ((err-text (format nil "\n\n*System Error:* Chat agent returned invalid action: ~s" proposed-action)))
          `(:type :request :target :emacs :payload (:action :insert-at-end :buffer "*opencortex-chat*" :text ,err-text))))))

Neural Response Generation

The Chat skill acts as the conversational UI. Because the opencortex kernel evaluates LLM output via read-from-string (expecting a valid s-expression) and the chat verifier strictly expects an Emacs :insert-at-end actuation, we must explicitly mandate that the LLM wraps its conversational output in a Common Lisp property list.

(defun probabilistic-skill-chat (context)
  "Generates a conversational response, stripping system errors from context."
  (let* ((payload (getf context :payload))
         (raw-text (getf payload :text))
         (channel (or (getf payload :channel) :emacs))
         (chat-id (getf payload :chat-id))
         ;; Context Purge: Remove system errors and hallucinations from the history
         (clean-text (cl-ppcre:regex-replace-all "(?i)Unknown request|System Error.*|Thinking\\.\\.\\." raw-text ""))
         (trimmed-text (if (> (length clean-text) 1000) 
                           (subseq clean-text (- (length clean-text) 1000)) 
                           clean-text))
         (reply-instruction 
          (case channel
            (:telegram (format nil "- To reply via Telegram: (:type :REQUEST :target :telegram :chat-id \"~a\" :text \"<Response>\")" chat-id))
            (:signal (format nil "- To reply via Signal: (:type :REQUEST :target :signal :chat-id \"~a\" :text \"<Response>\")" chat-id))
            (:matrix (format nil "- To reply via Matrix: (:type :REQUEST :target :matrix :room-id \"~a\" :text \"<Response>\")" chat-id))
            (:cli (format nil "- To reply via CLI: (:type :REQUEST :target :cli :text \"<Response>\")"))
            (t "- To reply via Emacs: (:type :REQUEST :target :emacs :action :insert-at-end :buffer \"*opencortex-chat*\" :text \"* <Response>\")"))))
    (ask-probabilistic trimmed-text :system-prompt (concatenate 'string 
                                                       "ACTUATOR IDENTITY: You are the pure Lisp actuator for the opencortex kernel.
MANDATE: Output EXACTLY ONE Common Lisp property list starting with (:type :REQUEST).
ZERO CONVERSATION: Do not explain. Do not use markdown.
STRICT RULE: Never output the strings 'Unknown request' or 'System Error'. 

REQUIRED FORMATS:
" reply-instruction "
- To use a tool: (:type :REQUEST :target :tool :action :call :tool \"<name>\" :args (...))"))))

Registration

(defskill :skill-chat
  :priority 100
  :trigger #'trigger-skill-chat
  :probabilistic #'probabilistic-skill-chat
  :deterministic #'verify-skill-chat)