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gptel-transient.el
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;;; gptel-transient.el --- Transient menu for GPTel -*- lexical-binding: t; -*-
;; Copyright (C) 2023 Karthik Chikmagalur
;; Author: Karthik Chikmagalur <[email protected]>
;; Keywords: convenience
;; SPDX-License-Identifier: GPL-3.0-or-later
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;;
;;; Code:
(require 'cl-lib)
(require 'gptel)
(require 'transient)
(declare-function ediff-regions-internal "ediff")
(declare-function ediff-make-cloned-buffer "ediff-utils")
;; * Helper functions and vars
(defvar-local gptel--rewrite-overlays nil
"List of active rewrite overlays in the buffer.")
(defun gptel--rewrite-sanitize-overlays ()
"Ensure gptel's rewrite overlays in buffer are consistent."
(setq gptel--rewrite-overlays
(cl-delete-if-not #'overlay-buffer
gptel--rewrite-overlays)))
(defvar gptel--set-buffer-locally nil
"Set model parameters from `gptel-menu' buffer-locally.
Affects the system message too.")
(defun gptel--set-with-scope (sym value &optional scope)
"Set SYMBOL's symbol-value to VALUE with SCOPE.
If SCOPE is t, set it buffer-locally.
If SCOPE is 1, reset it after the next gptel-request. (oneshot)
Otherwise, clear any buffer-local value and set its default
global value."
(pcase scope
(1 (put sym 'gptel-history (symbol-value sym))
(set sym value)
(letrec ((restore-value
(lambda ()
(remove-hook 'gptel-post-request-hook restore-value)
(run-at-time ; Required to work around let bindings
0 nil (lambda (s) ; otherwise this change is overwritten!
(set s (get s 'gptel-history))
(put s 'gptel-history nil))
sym))))
(add-hook 'gptel-post-request-hook restore-value)))
('t (set (make-local-variable sym) value))
(_ (kill-local-variable sym)
(set sym value))))
(defun gptel--get-directive (args)
"Find the additional directive in the transient ARGS.
Meant to be called when `gptel-menu' is active."
(cl-some (lambda (s) (and (stringp s) (string-prefix-p ":" s)
(substring s 1)))
args))
(defun gptel--instructions-make-overlay (text &optional ov)
"Make or move overlay OV with TEXT."
(save-excursion
;; Move point to overlay position
(cond
((use-region-p)
(if (pos-visible-in-window-p (region-beginning))
(goto-char (region-beginning))))
((gptel--in-response-p)
(gptel-beginning-of-response)
(skip-chars-forward "\n \t"))
(t (text-property-search-backward 'gptel 'response)
(skip-chars-forward "\n \t")))
;; Make overlay
(if (and ov (overlayp ov))
(move-overlay ov (point) (point) (current-buffer))
(setq ov (make-overlay (point) (point) nil t)))
(overlay-put ov 'before-string nil)
;; (unless (or (bobp) (eq (char-before) "\n"))
;; (overlay-put ov 'before-string (propertize "\n" 'font-lock-face 'shadow)))
(overlay-put ov 'category 'gptel)
(overlay-put
ov 'after-string
(concat (propertize (concat "DIRECTIVE: " text)
'font-lock-face '(:inherit shadow :weight bold :box t))
"\n"))
ov))
(defconst gptel--read-with-prefix-help
(concat
(propertize "(" 'face 'default)
(propertize "TAB" 'face 'help-key-binding)
(propertize ": expand, " 'face 'default)
(propertize "M-n" 'face 'help-key-binding)
(propertize "/" 'face 'default)
(propertize "M-p" 'face 'help-key-binding)
(propertize ": next/previous) " 'face 'default))
"Help string ;TODO: ")
(defun gptel--read-with-prefix (prefix)
"Show string PREFIX in the minibuffer after the minibuffer prompt.
PREFIX is shown in an overlay. Repeated calls to this function
will toggle its visibility state."
(unless (minibufferp)
(user-error "This command is intended to be used in the minibuffer."))
(let* ((update
(lambda (ov s)
(overlay-put
ov 'after-string
(and s (concat (propertize (concat "\n" s "\n") 'face 'shadow)
(make-separator-line))))))
(max-width (- (window-width) (minibuffer-prompt-end)))
(max (or max-mini-window-height 0.4))
(max-height (- (or (and (natnump max) max)
(floor (* max (frame-height))))
5)))
(when (and prefix (not (string-empty-p prefix)) (> max-height 1))
(unless visual-line-mode (visual-line-mode 1))
(goto-char (minibuffer-prompt-end))
(pcase-let ((`(,prop . ,ov)
(get-char-property-and-overlay
(point-min) 'gptel)))
(unless ov
(setq ov (make-overlay
(point-min) (minibuffer-prompt-end) nil t)))
(pcase prop
('partial
(if (> (length prefix) max-width)
(progn
(overlay-put ov 'gptel 'prefix)
(let ((disp-size
(cl-loop for char across prefix
for idx upfrom 0
with n = 0 with max-length = (* max-height max-width)
if (eq char ?\n) do (cl-incf n)
if (> n max-height) return idx
if (> idx max-length)
return idx
finally return nil)))
(funcall update ov
(if disp-size
(truncate-string-to-width
prefix disp-size nil nil 'ellipsis)
prefix))))
(overlay-put ov 'gptel 'hide)
(funcall update ov nil)))
('prefix (overlay-put ov 'gptel 'hide)
(funcall update ov nil))
(_ (overlay-put ov 'gptel 'partial)
(funcall update ov (truncate-string-to-width
prefix max-width nil nil
'ellipsis))))))))
(defun gptel--transient-read-number (prompt _initial-input history)
"Read a numeric value from the minibuffer.
PROMPT, _INITIAL-INPUT and HISTORY are as in the transient reader
documention. Return nil if user does not provide a number, for default."
;; Workaround for buggy transient behaviour when dealing with
;; non-string values. See: https://github.com/magit/transient/issues/172
(when-let* ((val (symbol-value history)))
(when (not (stringp (car val)))
(setcar val (number-to-string (car val)))))
(let* ((minibuffer-default-prompt-format "")
(num (read-number prompt -1 history)))
(if (= num -1) nil num)))
(defun gptel-system-prompt--format (&optional message)
"Format the system MESSAGE for display in gptel's transient menus.
Handle formatting for system messages when the active
`gptel-model' does not support system messages."
(setq message (or message gptel--system-message))
(if (gptel--model-capable-p 'nosystem)
(concat (propertize "[No system message support for model "
'face 'transient-heading)
(propertize (gptel--model-name gptel-model)
'face 'warning)
(propertize "]" 'face 'transient-heading))
(if message
(gptel--describe-directive
message (max (- (window-width) 12) 14) "⮐ ")
"[No system message set]")))
(defun gptel--tools-init-value (obj)
"Set the initial state of a tool OBJ in `gptel-tools'.
OBJ is a tool-infix of type `gptel--switch'."
(when-let* ((name (car (member (oref obj argument)
(mapcar #'gptel-tool-name gptel-tools)))))
(oset obj value (list (oref obj category) name))))
(defvar gptel--crowdsourced-prompts-url
"https://raw.githubusercontent.com/f/awesome-chatgpt-prompts/main/prompts.csv"
"URL for crowdsourced LLM system prompts.")
(defvar gptel--crowdsourced-prompts
(make-hash-table :test #'equal)
"Crowdsourced LLM system prompts.")
(defun gptel--read-csv-column ()
"Read next CSV column in the current buffer.
Supports both quoted and non-quoted columns (RFC 4180)."
(let ((start (point)))
(unless (eolp)
(let ((column
(if (eq (char-after) ?\")
(when (re-search-forward "\",\\|\"$" nil t)
(let ((end (match-beginning 0)))
(buffer-substring-no-properties (+ start 1) (if (eolp) (- end 1) end))))
(when (search-forward "," (line-end-position) t)
(let ((end (match-beginning 0)))
(buffer-substring-no-properties start end))))))
(string-replace "\"\"" "\"" column)))))
(defun gptel--crowdsourced-prompts ()
"Acquire and read crowdsourced LLM system prompts.
These are stored in the variable `gptel--crowdsourced-prompts',
which see."
(when (hash-table-p gptel--crowdsourced-prompts)
(when (hash-table-empty-p gptel--crowdsourced-prompts)
(unless gptel-crowdsourced-prompts-file
(run-at-time 0 nil #'gptel-system-prompt)
(user-error "No crowdsourced prompts available"))
(unless (and (file-exists-p gptel-crowdsourced-prompts-file)
(time-less-p
(time-subtract (current-time) (days-to-time 14))
(file-attribute-modification-time
(file-attributes gptel-crowdsourced-prompts-file))))
(when (y-or-n-p
(concat
"Fetch crowdsourced system prompts from "
(propertize "https://github.com/f/awesome-chatgpt-prompts" 'face 'link)
"?"))
;; Fetch file
(message "Fetching prompts...")
(let ((dir (file-name-directory gptel-crowdsourced-prompts-file)))
(unless (file-exists-p dir) (mkdir dir 'create-parents))
(if (url-copy-file gptel--crowdsourced-prompts-url
gptel-crowdsourced-prompts-file
'ok-if-already-exists)
(message "Fetching prompts... done.")
(message "Could not retrieve new prompts.")))))
(if (not (file-readable-p gptel-crowdsourced-prompts-file))
(progn (message "No crowdsourced prompts available")
(call-interactively #'gptel-system-prompt))
(with-temp-buffer
(insert-file-contents gptel-crowdsourced-prompts-file)
(goto-char (point-min))
(forward-line 1)
(while (not (eobp))
(when-let* ((act (gptel--read-csv-column))
(prompt (gptel--read-csv-column)))
(puthash act prompt gptel--crowdsourced-prompts))
(forward-line 1)))))
gptel--crowdsourced-prompts))
(defun gptel--describe-infix-context ()
(if (null gptel-context--alist) "Context"
(pcase-let*
((contexts (gptel-context--collect))
(buffer-count (length contexts))
(`(,file-count ,ov-count)
(if (> buffer-count 0)
(cl-loop for (buf-file . ovs) in contexts
if (bufferp buf-file)
sum (length ovs) into ov-count
else count (stringp buf-file) into file-count
finally return (list file-count ov-count))
(list 0 0))))
(concat "Context ("
(propertize
(concat
(and (> ov-count 0)
(format "%d region%s in %d buffer%s"
ov-count (if (> ov-count 1) "s" "")
(- buffer-count file-count)
(if (> ( - buffer-count file-count) 1) "s" "")))
(and (> file-count 0)
(format "%s%d file%s"
(if (> ov-count 0) ", " "") file-count
(if (> file-count 1) "s" ""))))
'face 'warning)
")"))))
(defun gptel--describe-suffix-send ()
"Describe the action of `gptel--suffix-send'."
(cl-flet ((ptv (s) (propertize s 'face 'warning))
(pth (s) (propertize s 'face 'transient-heading)))
(let* ((args (or (and transient-current-command
(transient-args transient-current-command))
;; Not yet exported, simulate. HACK: We are accessing
;; Transient's internal variables here for live updates.
(let* ((transient-current-command (oref transient--prefix command))
(transient-current-suffixes transient--suffixes))
(transient-args transient-current-command))))
(lbeg (line-number-at-pos (if (use-region-p) (region-beginning)
(point-min))))
(lend (line-number-at-pos (if (use-region-p) (region-end)
(point))))
(ltext (ptv (if (> lend lbeg)
(format " (lines %d-%d)" lbeg lend)
(format " (line %d)" lbeg))))
(dest) (context))
(setq dest (cond
((member "e" args) (ptv "echo area"))
((member "k" args) (ptv "kill-ring"))
((cl-some (lambda (s)
(and (stringp s) (memq (aref s 0) '(?g ?b))
(not (equal (substring s 1) (buffer-name)))
(concat (pth "buffer ") (ptv (substring s 1)))))
args))))
(setq context
(and gptel-context--alist
(let ((lc (length gptel-context--alist)))
(concat (pth " along with ") (ptv (format "%d" lc))
(pth (concat " context source" (and (/= lc 1) "s")))))))
(cond ((member "m" args)
(concat (pth "Read prompt from ") (ptv "minibuffer")
context
(if dest (concat (pth ", response to ") dest)
(concat (pth ", insert response at point")))))
((member "y" args)
(concat (pth "Send prompt from ")
(concat (ptv "kill-ring (")
(if-let* ((val (car-safe kill-ring))
(val (substring-no-properties val))
(len (length val)))
(ptv (concat
"\"" (string-replace
"\n" "⮐"
(truncate-string-to-width
val 20 nil nil t))
"\"" (when (> len 20)
(concat
", "
(file-size-human-readable len 'si " ")
" chars"))))
(propertize "empty" 'face 'error))
(ptv ")"))
context
(if dest (concat (pth ", response to ") dest)
(concat (pth ", insert response at point")))))
((member "i" args)
(let* ((reg (use-region-p))
(src (ptv (if reg "selection" (buffer-name)))))
(if dest (concat (pth "Send ") src ltext context (pth ", with response to ")
(ptv dest) (pth "; kill") ltext
(and (not reg) (concat (pth " in ") src)))
(concat (pth "Replace ") src ltext (pth " with response")
(and context
(concat (pth " ( with") (substring context 11) " )"))))))
((use-region-p)
(concat (pth "Send ") (ptv "selection") ltext
context (if dest (concat (pth ", with response to ") dest)
(concat (pth ", insert response at region end")))))
(t (concat (pth "Send ") (ptv (buffer-name)) ltext
context (if dest (concat (pth ", with response to ") dest)
(concat (pth ", insert response at point")))))))))
;; * Transient classes and methods for gptel
(defclass gptel-lisp-variable (transient-lisp-variable)
((display-nil :initarg :display-nil) ;String to display if value if nil
(display-map :initarg :display-map :initform nil)) ;Display string from alist display-map
"Lisp variables that show :display-nil instead of nil.")
(cl-defmethod transient-format-value ((obj gptel-lisp-variable))
(let ((display-value
(with-slots (value display-nil display-map) obj
(cond ((null value) display-nil)
(display-map (cdr (assoc value display-map)))
(t value)))))
(propertize
(if (stringp display-value) display-value (prin1-to-string display-value))
'face 'transient-value)))
(cl-defmethod transient-infix-set ((obj gptel-lisp-variable) value)
(funcall (oref obj set-value)
(oref obj variable)
(oset obj value value)
gptel--set-buffer-locally))
(defclass gptel--switch (transient-switch)
((category :initarg :category))
"Class used for arguments that share a category.")
(cl-defmethod transient-infix-set ((obj gptel--switch) value)
"The VALUE of a gptel--switch OBJ is a list of the category
and argument, e.g. (\"filesystem\" \"read_file\")."
(if value
(oset obj value (list (oref obj category) value))
(oset obj value nil)))
(defclass gptel--switch-category (transient-switch)
((category :initarg :category))
"Class used for arguments that switch a group of other arguments.
Their own value is ignored")
(cl-defmethod transient-infix-set ((obj gptel--switch-category) value)
"When setting VALUE, set all options in the category of OBJ."
(dolist (suffix-obj transient--suffixes)
;; Find all suffixes that have this category
(when-let* (((cl-typep suffix-obj 'gptel--switch))
((equal (oref suffix-obj category)
(oref obj category)))
(arg (if (slot-boundp suffix-obj 'argument)
(oref suffix-obj argument)
(oref obj argument-format))))
;; Turn on/off all members in category
(if value
(transient-infix-set suffix-obj arg)
(transient-infix-set suffix-obj nil))))
;; Finally set the "value" of the category itself
(oset obj value value))
(defclass gptel--switches (gptel-lisp-variable)
((display-if-true :initarg :display-if-true :initform "True")
(display-if-false :initarg :display-if-false :initform "False"))
"Boolean lisp variable class for gptel-transient.")
(cl-defmethod transient-infix-read ((obj gptel--switches))
"Cycle through the mutually exclusive switches."
(not (oref obj value)))
(cl-defmethod transient-format-value ((obj gptel--switches))
(with-slots (value display-if-true display-if-false) obj
(format
(propertize "(%s)" 'face 'transient-delimiter)
(concat
(propertize display-if-false
'face (if value 'transient-inactive-value 'transient-value))
(propertize "|" 'face 'transient-delimiter)
(propertize display-if-true
'face (if value 'transient-value 'transient-inactive-value))))))
(defclass gptel--scope (gptel--switches)
((display-if-true :initarg :display-if-true :initform "buffer")
(display-if-false :initarg :display-if-false :initform "global"))
"Singleton lisp variable class for `gptel--set-buffer-locally'.
This is used only for setting this variable via `gptel-menu'.")
(cl-defmethod transient-infix-read ((obj gptel--scope))
"Cycle through the mutually exclusive switches."
(with-slots (value) obj
(pcase value
('t (message "Parameters will be set for the next request only"))
('nil (message "Parameters will be set buffer-locally"))
(1 (message "Parameters will be set globally")))
(pcase value ('t 1) ('nil t) (1 nil))))
(cl-defmethod transient-format-value ((obj gptel--scope))
(with-slots (value display-if-true display-if-false) obj
(format
(propertize "(%s)" 'face 'transient-delimiter)
(concat
(propertize display-if-false
'face (if (null value) 'transient-value 'transient-inactive-value))
(propertize "|" 'face 'transient-delimiter)
(propertize display-if-true
'face (if (eq value t) 'transient-value 'transient-inactive-value))
(propertize "|" 'face 'transient-delimiter)
(propertize "oneshot" 'face
(if (eql value 1) 'transient-value 'transient-inactive-value))))))
(cl-defmethod transient-infix-set ((obj gptel--scope) value)
(funcall (oref obj set-value)
(oref obj variable)
(oset obj value value)))
(defclass gptel-provider-variable (transient-lisp-variable)
((model :initarg :model)
(model-value :initarg :model-value)
(always-read :initform t)
(set-value :initarg :set-value :initform #'set))
"Class used for gptel-backends.")
(cl-defmethod transient-format-value ((obj gptel-provider-variable))
(propertize (concat
(gptel-backend-name (oref obj value)) ":"
(gptel--model-name
(buffer-local-value (oref obj model) transient--original-buffer)))
'face 'transient-value))
(cl-defmethod transient-infix-set ((obj gptel-provider-variable) value)
(pcase-let ((`(,backend-value ,model-value) value))
(funcall (oref obj set-value)
(oref obj variable)
(oset obj value backend-value)
gptel--set-buffer-locally)
(funcall (oref obj set-value)
(oref obj model)
(oset obj model-value model-value)
gptel--set-buffer-locally))
(transient-setup))
(defclass gptel-option-overlaid (transient-option)
((display-nil :initarg :display-nil)
(overlay :initarg :overlay))
"Transient options for overlays displayed in the working buffer.")
(cl-defmethod transient-format-value ((obj gptel-option-overlaid))
"Set up the in-buffer overlay for additional directive, a string.
Also format its value in the Transient menu."
(let ((value (oref obj value))
(ov (oref obj overlay))
(argument (oref obj argument)))
;; Making an overlay
(if (or (not value) (string-empty-p value))
(when ov (delete-overlay ov))
(with-current-buffer transient--original-buffer
(oset obj overlay (gptel--instructions-make-overlay value ov)))
(letrec ((ov-clear-hook
(lambda () (when-let* ((ov (oref obj overlay))
((overlayp ov)))
(remove-hook 'transient-exit-hook
ov-clear-hook)
(delete-overlay ov)))))
(add-hook 'transient-exit-hook ov-clear-hook)))
;; Updating transient menu display
(if value
(propertize (concat argument (truncate-string-to-width value 35 nil nil t))
'face 'transient-value)
(propertize
(concat "(" (symbol-name (oref obj display-nil)) ")")
'face 'transient-inactive-value))))
;; * Transient Prefixes
(define-obsolete-function-alias 'gptel-send-menu 'gptel-menu "0.3.2")
;;;###autoload (autoload 'gptel-menu "gptel-transient" nil t)
(transient-define-prefix gptel-menu ()
"Change parameters of prompt to send to the LLM."
:incompatible '(("m" "y" "i") ("e" "g" "b" "k"))
;; :value (list (concat "b" (buffer-name)))
[:description gptel-system-prompt--format
[""
:if (lambda () (not (gptel--model-capable-p 'nosystem)))
"Instructions"
("s" "Set system message" gptel-system-prompt :transient t)
(gptel--infix-add-directive)]
[:pad-keys t ""
(:info #'gptel--describe-infix-context
:face transient-heading :format "%d")
(gptel--infix-context-add-region)
(gptel--infix-context-add-buffer)
(gptel--infix-context-add-file)
(gptel--infix-context-remove-all)
(gptel--suffix-context-buffer)]
[:pad-keys t
:if (lambda () (and gptel-use-tools gptel--known-tools))
"" (:info
(lambda ()
(concat
"Tools" (and gptel-tools
(concat " (" (propertize (format "%d selected"
(length gptel-tools))
'face 'warning)
")"))))
:format "%d" :face transient-heading)
("t" "Select tools" gptel-tools :transient t)
("T" "Continue tool calls"
(lambda () (interactive) (gptel--handle-tool-use gptel--fsm-last))
:if (lambda () (and gptel--fsm-last
(eq (gptel-fsm-state gptel--fsm-last) 'TOOL))))]]
[["Request Parameters"
(gptel--infix-variable-scope)
(gptel--infix-provider)
(gptel--infix-max-tokens)
(gptel--infix-num-messages-to-send
:if (lambda () (and gptel-expert-commands
(or gptel-mode gptel-track-response))))
(gptel--infix-temperature :if (lambda () gptel-expert-commands))
(gptel--infix-use-context)
(gptel--infix-use-tools)
(gptel--infix-track-response
:if (lambda () (and gptel-expert-commands (not gptel-mode))))
(gptel--infix-track-media
:if (lambda () (and gptel-mode (gptel--model-capable-p 'media))))]
[" <Prompt from"
("m" "Minibuffer instead" "m")
("y" "Kill-ring instead" "y")
""
("i" "Respond in place" "i")]
[" >Response to"
("e" "Echo area" "e")
("b" "Other buffer" "b"
:class transient-option
:prompt "Output to buffer: "
:reader (lambda (prompt _ _history)
(read-buffer prompt (buffer-name (other-buffer)) nil)))
("g" "gptel session" "g"
:class transient-option
:prompt "Existing or new gptel session: "
:reader
(lambda (prompt _ _history)
(read-buffer
prompt (generate-new-buffer-name
(concat "*" (gptel-backend-name gptel-backend) "*"))
nil (lambda (buf-name)
(if (consp buf-name) (setq buf-name (car buf-name)))
(let ((buf (get-buffer buf-name)))
(and (buffer-local-value 'gptel-mode buf)
(not (eq (current-buffer) buf))))))))
("k" "Kill-ring" "k")]]
[[:description (lambda () (concat (and gptel--rewrite-overlays "Continue ")
"Rewrite"))
:if (lambda () (or (use-region-p)
(and gptel--rewrite-overlays
(gptel--rewrite-sanitize-overlays))))
("r"
(lambda () (if (get-char-property (point) 'gptel-rewrite)
"Iterate" "Rewrite"))
gptel-rewrite)]
["Tweak Response" :if gptel--in-response-p :pad-keys t
("SPC" "Mark" gptel--mark-response)
("M-RET" "Regenerate" gptel--regenerate :if gptel--in-response-p)
("P" "Previous variant" gptel--previous-variant
:if gptel--at-response-history-p
:transient t)
("N" "Next variant" gptel--previous-variant
:if gptel--at-response-history-p
:transient t)
("E" "Ediff previous" gptel--ediff
:if gptel--at-response-history-p)]
["Dry Run" :if (lambda () (or gptel-log-level gptel-expert-commands))
("I" "Inspect query (Lisp)"
(lambda ()
"Inspect the query that will be sent as a lisp object."
(interactive)
(gptel--sanitize-model)
(gptel--inspect-query
(gptel--suffix-send
(cons "I" (transient-args transient-current-command))))))
("J" "Inspect query (JSON)"
(lambda ()
"Inspect the query that will be sent as a JSON object."
(interactive)
(gptel--sanitize-model)
(gptel--inspect-query
(gptel--suffix-send
(cons "I" (transient-args transient-current-command)))
'json)))]]
[(gptel--suffix-send)]
(interactive)
(gptel--sanitize-model)
(transient-setup 'gptel-menu))
;; ** Prefix for setting the system prompt.
(defun gptel--setup-directive-menu (sym msg &optional external)
"Return a list of transient infix definitions for setting gptel
directives.
SYM is the symbol whose value is set to the selected directive..
MSG is the meaning of symbol, used when messaging.
If EXTERNAL is non-nil, include external sources of directives."
(cl-loop for (type . prompt) in gptel-directives
;; Avoid clashes with the custom directive key
with unused-keys = (delete ?s (number-sequence ?a ?z))
with width = (window-width)
for name = (symbol-name type)
for key = (seq-find (lambda (k) (member k unused-keys)) name (seq-first unused-keys))
do (setq unused-keys (delete key unused-keys))
;; The explicit declaration ":transient transient--do-return" here
;; appears to be required for Transient v0.5 and up. Without it, these
;; are treated as suffixes when invoking `gptel-system-prompt' directly,
;; and infixes when going through `gptel-menu'.
;; TODO: Raise an issue with Transient.
collect
(list (key-description (list key))
(concat (capitalize name) " "
(propertize " " 'display '(space :align-to 20))
(propertize
(concat "(" (gptel--describe-directive prompt (- width 30)) ")")
'face 'shadow))
`(lambda () (interactive)
(message "%s: %s" ,msg ,(gptel--describe-directive prompt 100 "⮐ "))
(gptel--set-with-scope ',sym ',prompt gptel--set-buffer-locally))
:transient 'transient--do-return)
into prompt-suffixes
finally return
(nconc
prompt-suffixes
(list (list "DEL" "None"
`(lambda () (interactive)
(message "%s unset" ,msg)
(gptel--set-with-scope ',sym nil gptel--set-buffer-locally))
:transient 'transient--do-return))
(and external
(list (list "SPC" "Pick crowdsourced prompt"
'gptel--read-crowdsourced-prompt
;; NOTE: Quitting the completing read when picking a
;; crowdsourced prompt will cause the transient to exit
;; instead of returning to the system prompt menu.
:transient 'transient--do-exit))))))
;;;###autoload (autoload 'gptel-system-prompt "gptel-transient" nil t)
(transient-define-prefix gptel-system-prompt ()
"Set the LLM system message for LLM interactions.
The \"system message\" establishes directives for the chat
session and modifies the behavior of the LLM. Some examples of
system prompts are:
You are a helpful assistant. Answer as concisely as possible.
Reply only with shell commands and no prose.
You are a poet. Reply only in verse.
More extensive system messages can be useful for specific tasks.
Customize `gptel-directives' for task-specific prompts."
[:description gptel-system-prompt--format
[(gptel--suffix-system-message)]
[(gptel--infix-variable-scope)]]
[:class transient-column
:setup-children
(lambda (_) (transient-parse-suffixes
'gptel-system-prompt
(gptel--setup-directive-menu
'gptel--system-message "Directive" t)))
:pad-keys t])
;; ** Prefix for selecting tools
;;;###autoload (autoload 'gptel-tools "gptel-transient" nil t)
(transient-define-prefix gptel-tools ()
"Select tools to include with gptel requests.
Tools are organized into categories. Selecting the category
toggles all the tools with that category.
To add tools to this list, use `gptel-make-tool', which see.
Using the scope option, you can set tools to use with gptel
requests globally, in this buffer or for the next request
only (\"oneshot\")."
[:description "Provide the LLM with tools to run tasks for you"
[""
(gptel--infix-variable-scope)
(gptel--infix-use-tools)
(gptel--infix-confirm-tool-calls)
(gptel--infix-include-tool-results)]
[""
("RET" "Confirm selection"
(lambda (args)
(interactive (list (transient-args transient-current-command)))
;; There are two kinds of ARGS: categories with value "(*)", and lists of
;; the type '("category" "tool_name"). We only want the latter, to use an
;; index into `gptel--known-backends.'
(gptel--set-with-scope
'gptel-tools
(mapcar (lambda (category-and-name)
(map-nested-elt gptel--known-tools category-and-name))
(cl-delete-if-not #'consp args))
gptel--set-buffer-locally))
:transient transient--do-return)
("q" "Cancel" transient-quit-one)]]
[:class transient-column
:setup-children
(lambda (_)
(transient-parse-suffixes
'gptel-tools
(cdr
(cl-loop ;loop through gptel--known tools and collect categories
for (category . tools-alist) in gptel--known-tools
with unused-keys = (delete ?q (number-sequence ?a ?z))
for category-key = (seq-find (lambda (k) (member k unused-keys)) category
(seq-first unused-keys))
do (setq unused-keys (delete category-key unused-keys))
nconc
(cl-loop ;for each category, collect tools as infixes
for (name . tool) in tools-alist
with tool-keys = (delete category-key (number-sequence ?a ?z))
for tool-key = (seq-find (lambda (k) (member k tool-keys)) name
(seq-first tool-keys))
do (setq tool-keys (delete tool-key tool-keys))
collect ;Each list is a transient infix of type gptel--switch
(list (key-description (list category-key tool-key))
(concat (make-string (max (- 20 (length name)) 0) ? )
(propertize
(concat "(" (gptel--describe-directive
(gptel-tool-description tool) (- (window-width) 40))
")")
'face 'shadow))
(gptel-tool-name tool)
:format " %k %v %d"
:init-value #'gptel--tools-init-value
:class 'gptel--switch
:category category)
into infixes-for-category
finally return
(identity ;TODO(tool): Replace with vconcat for groups separated by category
;; Add a category header that can be used to toggle all tools in that category
(nconc (list " " (list (key-description (list category-key category-key))
(concat (propertize (concat (capitalize category) " tools")
'face 'transient-heading)
(make-string (max (- 14 (length category)) 0) ? ))
"(*)"
:format " %k %d %v"
:class 'gptel--switch-category
:category category))
infixes-for-category)))))))])
;; * Transient Infixes
;; ** Infixes for context aggregation
(transient-define-infix gptel--infix-use-context ()
"Describe target destination for context injection.
gptel will include with the LLM request any additional context
added with `gptel-add'. This context can be ignored, included
with the system message or included with the user prompt.
Where in the request this context is included depends on the
value of `gptel-use-context', set from here."
:description "Include context"
:class 'gptel-lisp-variable
:variable 'gptel-use-context
:format " %k %d %v"
:set-value #'gptel--set-with-scope
:display-nil "No"
:display-map '((nil . "No")
(system . "with system message")
(user . "with user prompt"))
:key "-i"
:reader (lambda (prompt &rest _)
(let* ((choices '(("No" . nil)
("with system message" . system)
("with user prompt" . user)))
(destination (completing-read prompt choices nil t)))
(cdr (assoc destination choices)))))
;; ** Infixes for model parameters
(transient-define-infix gptel--infix-variable-scope ()
"Set gptel's model parameters and system message in this buffer or globally."
:argument "scope"
:variable 'gptel--set-buffer-locally
:class 'gptel--scope
:format " %k %d %v"
:key "="
:description (propertize "Scope" 'face 'transient-inactive-argument))
(transient-define-infix gptel--infix-num-messages-to-send ()
"Number of recent messages to send with each exchange.
By default, the full conversation history is sent with every new
prompt. This retains the full context of the conversation, but
can be expensive in token size. Set how many recent messages to
include."
:description "previous responses"
:class 'gptel-lisp-variable
:variable 'gptel--num-messages-to-send
:set-value #'gptel--set-with-scope
:display-nil 'all
:format " %k %v %d"
:key "-n"
:prompt "Number of past messages to include for context (leave empty for all): "
:reader 'gptel--transient-read-number)
(transient-define-infix gptel--infix-max-tokens ()
"Max tokens per response.
This is roughly the number of words in the response. 100-300 is a
reasonable range for short answers, 400 or more for longer
responses."
:description "Response length (tokens)"
:class 'gptel-lisp-variable
:variable 'gptel-max-tokens
:set-value #'gptel--set-with-scope
:display-nil 'auto
:key "-c"
:prompt "Response length in tokens (leave empty: default, 80-200: short, 200-500: long): "
:reader 'gptel--transient-read-number)
(transient-define-infix gptel--infix-provider ()
"AI Provider for Chat."
:description "GPT Model"
:class 'gptel-provider-variable
:prompt "Model: "
:variable 'gptel-backend
:set-value #'gptel--set-with-scope
:model 'gptel-model
:key "-m"
:reader (lambda (prompt &rest _)
(cl-loop
for (name . backend) in gptel--known-backends
nconc (cl-loop for model in (gptel-backend-models backend)
collect (list (concat name ":" (gptel--model-name model))
backend model))
into models-alist
with completion-extra-properties =
`(:annotation-function
,(lambda (comp)
(let* ((model (nth 2 (assoc comp models-alist)))
(desc (get model :description))
(caps (get model :capabilities))
(context (get model :context-window))
(input-cost (get model :input-cost))
(output-cost (get model :output-cost))
(cutoff (get model :cutoff-date)))
(when (or desc caps context input-cost output-cost cutoff)
(concat
(propertize " " 'display `(space :align-to 40))
(when desc (truncate-string-to-width desc 70 nil ? t t))
" " (propertize " " 'display `(space :align-to 112))
(when caps (truncate-string-to-width (prin1-to-string caps) 21 nil ? t t))
" " (propertize " " 'display `(space :align-to 134))
(when context (format "%5dk" context))
" " (propertize " " 'display `(space :align-to 142))
(when input-cost (format "$%5.2f in" input-cost))
(if (and input-cost output-cost) "," " ")
" " (propertize " " 'display `(space :align-to 153))
(when output-cost (format "$%6.2f out" output-cost))
" " (propertize " " 'display `(space :align-to 166))
cutoff)))))
finally return
(cdr (assoc (completing-read prompt models-alist nil t)
models-alist)))))
(transient-define-infix gptel--infix-temperature ()
"Temperature of request."
:description "Temperature (0 - 2.0)"
:display-nil "default"
:class 'gptel-lisp-variable
:variable 'gptel-temperature
:set-value #'gptel--set-with-scope
:key "-T"
:prompt "Temperature controls the response randomness (0.0-2.0, leave empty for API default): "
:reader 'gptel--transient-read-number)
(transient-define-infix gptel--infix-track-response ()
"Distinguish between user messages and LLM responses.
When creating a prompt to send to the LLM, gptel distinguishes
between text entered by the user and past LLM responses. This is
required for multi-turn conversations, and is always the case in
dedicated chat buffers (in `gptel-mode').
In regular buffers, you can toggle this behavior here or by
customizing `gptel-track-response'. When response tracking is
turned off, all text will be assigned the \"user\" role when
querying the LLM."
:description "Track LLM responses"
:class 'gptel--switches
:variable 'gptel-track-response
:set-value #'gptel--set-with-scope
:display-if-true "Yes"
:display-if-false "No"
:key "-v")
(transient-define-infix gptel--infix-track-media ()
"Send media from \"standalone\" links in the prompt.
When the active `gptel-model' supports it, gptel can send images
or other media from links in the buffer to the LLM. Only
\"standalone\" links are considered: these are links on their own
line with no surrounding text.
What link types are sent depends on the mime-types the model
supports. See `gptel-track-media' for more information."
:description "Send media from links"
:class 'gptel--switches
:variable 'gptel-track-media
:set-value #'gptel--set-with-scope
:display-if-true "Yes"