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feat(emacs): make grade-start featureful

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Signed-off-by: Lucas Sta Maria <lucas@priime.dev>
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Lucas Sta Maria 2024-02-02 17:26:15 -05:00
parent 84ca75c356
commit afb4172ae5
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1 changed files with 48 additions and 10 deletions
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54
.emacs.d/include/misc.el
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@ -11,6 +11,7 @@
(require 'elfeed)
(require 'neotree)
(require 'copilot)
(require 'seq)
(defun config-compile ()
"(Re)compile the current Emacs configuration."
@ -183,34 +184,71 @@
("XXXX*" . "#ffffff")))
;; Grading
(defconst grading-directory-root "pl-grading"
"The root grading directory repository.")
(defun grade-file-format (num)
"Format NUM to a file in the grading directory."
(unless (eq major-mode 'dired-mode)
(error "Must be in Dired directory"))
(let* ((dir (dired-current-directory))
(dir-files (directory-files dir))
(extension ".rkt")
(all-rkt-files (-filter (lambda (f) (string= (file-name-extension f) "rkt"))
dir-files))
(all-rkt-files+ (-map #'file-name-sans-extension all-rkt-files))
(hw-files (-filter (lambda (f) (not (zerop (string-to-number f)))) all-rkt-files+))
(hw-files+ (seq-sort-by #'length #'> hw-files))
(digits (length (car hw-files+)))
(str-format (format "%%0%dd.rkt" digits)))
(format str-format num)))
(defun grade-next (&optional inc)
"Go to the next homework by INC to grade."
(interactive)
(let ((inc (or inc 1))
(grading-directory "pl-grading")
(extension ".rkt")
(filepath (buffer-file-name (current-buffer))))
(if (not (and (string-match-p grading-directory filepath)
(if (not (and (string-match-p grading-directory-root filepath)
(string-match-p extension filepath)))
(message (format "not in %s!" grading-directory))
(message (format "not in %s!" grading-directory-root))
(let* ((target-directory (file-name-directory filepath))
(filename-parts (string-split filepath "/"))
(source-filename (-last-item filename-parts))
(source-number-str (file-name-sans-extension source-filename))
(source-number (string-to-number source-number-str))
(target-number (+ inc source-number))
(target-number-str (format "%02d" target-number))
(target-filename (format "%s.rkt" target-number-str))
(target-filename (grade-file-format target-number))
(target-filepath (concat target-directory target-filename)))
(if (file-exists-p target-filepath)
(find-file target-filepath)
(message (format "next grading file doesn't exist!")))))))
(defun start-grading ()
"Start grading."
(defun grade-start (&optional start)
"Start grading in the current directory with homework START."
(interactive)
(keymap-global-set "C-c f" #'grade-next)
(keymap-global-set "C-c b" (lambda () (interactive) (grade-next -1))))
(keymap-global-set "C-c b" (lambda () (interactive) (grade-next -1)))
(let* ((start (or start 1))
(dir (if (eq major-mode 'dired-mode)
(dired-current-directory)
(error "Must be in Dired directory")))
(dir-path (file-name-directory dir)))
(if (not (string-match-p grading-directory-root dir-path))
(error "Must be in subdirectory of %s" grading-directory-root)
(let ((readme-file (concat dir-path "README.md"))
(solution-file (concat dir-path "solution.rkt"))
(start-file (concat dir-path (grade-file-format start))))
(find-file start-file)
(delete-other-windows)
(split-window-right)
(split-window-right)
(balance-windows)
(windmove-right)
(find-file solution-file)
(windmove-right)
(find-file readme-file)))))
(provide 'misc)
;;; misc.el ends here