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passepartout/harness/tui-client.lisp.tmp

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(defpackage :opencortex-tui-tests
(:use :cl :opencortex)
(:export #:tui-suite))
(in-package :opencortex-tui-tests)
(eval-when (:compile-toplevel :load-toplevel :execute)
(ql:quickload :fiveam :silent t))
(fiveam:def-suite tui-suite :description "Verification of the TUI parsing and styling logic")
(fiveam:in-suite tui-suite)
(fiveam:test test-tui-connection-drop
"Tier 2 Chaos: Verify that handle-return degrades gracefully when the daemon connection is lost."
;; Create a closed stream to simulate connection drop
(mock-stream (make-string-output-stream)))
(close mock-stream)
(opencortex.tui::handle-return mock-stream)
;; Check if the error was enqueued to history instead of crashing
(in-package :cl-user)
(defpackage :opencortex.tui
(:use :cl :croatoan :usocket :bordeaux-threads)
(:export :main))
(in-package :opencortex.tui)
(defun enqueue-msg (msg)
"Thread-safe addition to incoming message queue."
(defun dequeue-msgs ()
"Thread-safe retrieval of incoming messages."
msgs)))
(defun get-line-style (text)
(cond
((uiop:string-prefix-p "⬆" text) '(:cyan))
((uiop:string-prefix-p "🤔" text) '(:italic))
((uiop:string-prefix-p "ERROR" text) '(:bold :red))
(t nil)))
(defun render-chat (win)
(clear win)
(view-height (max 0 (- h 2)))
(end-idx (min history-len (+ start-idx view-height)))
(loop for msg in slice
for i from 1
do (add-string win (format nil "│ ~a" msg) :y i :x 1 :attributes (get-line-style msg)))
(refresh win)))
(defun handle-backspace ()
(defun handle-return (stream)
(when (> (length cmd) 0)
(enqueue-msg (format nil "⬆ ~a" cmd))
(handler-case
(progn
(when (and stream (open-stream-p stream))
:META (list :SOURCE :tui)
:PAYLOAD (list :SENSOR :user-input :TEXT cmd)))
(payload (format nil "~s" msg))
(len (length payload)))
(format stream "~6,'0x~a" len payload)
(finish-output stream)))
(enqueue-msg "✓ Sent"))
(error (c)
(format t "Send error: ~a~%" c)
(enqueue-msg "ERROR: Connection to daemon lost.")
(defun start-background-reader (stream)
"Starts a thread that reads framed messages from the daemon stream."
(bt:make-thread
(lambda ()
(handler-case
(count (read-sequence len-buf stream)))
(when (= count 6)
(msg-buf (make-string msg-len)))
(read-sequence msg-buf stream)
(let ((msg (read-from-string msg-buf)))
(let ((payload (getf msg :payload)))
(cond
((eq (getf payload :action) :handshake)
((and (eq (getf payload :sensor) :loop-error)
(not (string= (or (getf payload :message) "") "Neural Cascade Failure: All providers exhausted.")))
(enqueue-msg (format nil "ERROR: Daemon loop error (~a)"
(getf payload :message))))
(t
(let ((text (or (getf payload :text) (format nil "~a" payload))))
(enqueue-msg (format nil "⬇ ~a" text)))))))))
(error (c)
(enqueue-msg (format nil "ERROR: Connection lost (~a)" c))
:name "opencortex-tui-reader")))
(defun main ()
(handler-case
(error (e) (format t "Offline: ~a~%" e) (return-from main)))
;; Guard: Croatoan needs a real terminal (TERM env var, real TTY)
(unless (uiop:getenv "TERM")
(format t "TUI requires a terminal. Set TERM environment variable.~%")
(format t "Or use: echo 'your message' | nc localhost 9105~%")
(return-from main))
(unwind-protect
(handler-case
(with-screen (scr :input-echoing nil :input-blocking nil :enable-colors t)
(let ((chat-win (make-instance 'window :height (- h 5) :width (- w 2) :position '(1 1) :border t))
(input-win (make-instance 'window :height 1 :width (- w 2) :position (list (- h 2) 1) :border t)))
(setf (input-blocking input-win) nil)
(let ((msgs (dequeue-msgs)))
(when msgs
(render-chat chat-win)))
(ch (when (and ev (typep ev 'event)) (event-key ev))))
(when ch
(cond
((or (eq ch :backspace) (eq ch (code-char 127))) (handle-backspace))
(clear input-win)
(refresh input-win))
(sleep 0.02)))))
(error (c)
(format t "TUI Error: ~a~%" c)))