From ebbe94030f986813fed607e9fa8783b524ed3565 Mon Sep 17 00:00:00 2001
From: BirDt_ <birdt_@cyan.sh>
Date: Fri, 27 Mar 2026 12:53:26 +0800
Subject: [PATCH] Make chicken more ergonomic and remove dired previews

---
 userland/dired-custom.el | 56 +++++++++++++--------------
 workflows/lisp-custom.el | 83 ++++++++++++++++++++++++++++++++++++----
 2 files changed, 104 insertions(+), 35 deletions(-)

diff --git a/userland/dired-custom.el b/userland/dired-custom.el
index 7d971da..64d2a37 100644
--- a/userland/dired-custom.el
+++ b/userland/dired-custom.el
@@ -89,36 +89,36 @@
 
 
 ;; Preview files
-(defun dired-preview-to-the-right ()
-  "My preferred `dired-preview-display-action-alist-function'."
-  '((display-buffer-in-side-window)
-    (side . right)
-    (slot . 0)
-    (window-width . 0.3)))
+;; (defun dired-preview-to-the-right ()
+;;   "My preferred `dired-preview-display-action-alist-function'."
+;;   '((display-buffer-in-side-window)
+;;     (side . right)
+;;     (slot . 0)
+;;     (window-width . 0.3)))
 
-(use-package dired-preview
-  :after (ready-player)
-  :config
-  (setq dired-preview-display-action-alist #'dired-preview-to-the-right)
-  (setq dired-preview-buffer-name-indicator "[Preview]")
-  (setq dired-preview-ignored-extensions-regexp
-	(concat "\\."
-		"\\(gz\\|"
-		"zst\\|"
-		"tar\\|"
-		"xz\\|"
-		"rar\\|"
-		"zip\\|"
-		"iso\\|"
-		"epub"
-		"\\)"))
-  (unless (equal system-type 'android) (dired-preview-global-mode 1)))
+;; (use-package dired-preview
+;;   :after (ready-player)
+;;   :config
+;;   (setq dired-preview-display-action-alist #'dired-preview-to-the-right)
+;;   (setq dired-preview-buffer-name-indicator "[Preview]")
+;;   (setq dired-preview-ignored-extensions-regexp
+;; 	(concat "\\."
+;; 		"\\(gz\\|"
+;; 		"zst\\|"
+;; 		"tar\\|"
+;; 		"xz\\|"
+;; 		"rar\\|"
+;; 		"zip\\|"
+;; 		"iso\\|"
+;; 		"epub"
+;; 		"\\)"))
+;;   (unless (equal system-type 'android) (dired-preview-global-mode 1)))
 
-;; Automatically kill preview buffers when opening a file
-(add-hook 'find-file-hook (lambda ()
-			    (dolist (buf (buffer-list))
-			      (when (string-match-p "\\[Preview\\]" (buffer-name buf))
-				(kill-buffer buf)))))
+;; ;; Automatically kill preview buffers when opening a file
+;; (add-hook 'find-file-hook (lambda ()
+;; 			    (dolist (buf (buffer-list))
+;; 			      (when (string-match-p "\\[Preview\\]" (buffer-name buf))
+;; 				(kill-buffer buf)))))
 
 (use-package neotree
   :config
diff --git a/workflows/lisp-custom.el b/workflows/lisp-custom.el
index 8b20be8..2cddf75 100644
--- a/workflows/lisp-custom.el
+++ b/workflows/lisp-custom.el
@@ -42,16 +42,85 @@
   (setq inferior-lisp-program "sbcl"))
 
 ;; Scheme (with Chickens)
-(use-package geiser)
+(use-package geiser
+  :config
+  ;; Auto-start the geiser repl
+  (setq geiser-mode-start-repl-p t)
+
+  ;; Put geiser in the bottom
+  (add-to-list 'display-buffer-alist
+	       '("\\*Geiser .* REPL"
+		 (display-buffer-in-side-window)
+		 (side . bottom)
+		 (slot . 1)
+		 (window-height . 0.2)))
+  (add-to-list 'display-buffer-alist
+	       `("\\*Geiser Documentation"
+		 (display-buffer-in-side-window)
+		 (side . ,(if (equal system-type 'android) 'bottom 'right))
+		 (slot . ,(if (equal system-type 'android) 0 3))
+		 (window-height . 0.2)))
+  (add-to-list 'display-buffer-alist
+	       `("\\*Geiser Debug"
+		 (display-buffer-in-side-window)
+		 (side . ,(if (equal system-type 'android) 'bottom 'right))
+		 (slot . ,(if (equal system-type 'android) 0 4))
+		 (window-height . 0.2))))
+
+(defcustom chicken-doc-repository ""
+  "Custom location for the chicken-doc repository."
+  :type 'string
+  :group 'scheme
+  :group 'geiser)
 
 (use-package geiser-chicken
   :after (geiser)
-  :config (add-to-list 'display-buffer-alist
-		       '("\\*Geiser"
-			 (display-buffer-in-side-window)
-			 (side . bottom)
-			 (slot . 1)
-			 (window-height . 0.2))))
+  :config
+  (setenv "CHICKEN_DOC_REPOSITORY" chicken-doc-repository)
+
+  ;; Annoying BS to prevent inline C code from fucking with the syntax table
+  ;; This is really hacky and doesn't truly work properly especially with auto-indent
+  (defun scheme-propertize-chicken-comment (start)
+    "Find the matching <# for a #> at START and mark the whole region as a comment."
+    (save-excursion
+      (goto-char start)
+      (let ((pos (point)))
+	(if (re-search-forward "<#" nil t)
+            (progn
+              (put-text-property pos (point) 'syntax-table (string-to-syntax "< c"))
+              (put-text-property pos (1+ pos) 'syntax-table (string-to-syntax "<"))
+              (put-text-property (1- (point)) (point) 'syntax-table (string-to-syntax ">")))
+          ;; no matching <# found – maybe just mark the #> as invalid
+          (put-text-property pos (1+ pos) 'syntax-table (string-to-syntax "'"))))))
+
+  (defun chicken-scheme-syntax-propertize (start end)
+    "Extend scheme-syntax-propertize to also handle #> ... <#."
+    (goto-char start)
+    (funcall
+     (syntax-propertize-rules
+      ("#>" (0 (ignore (scheme-propertize-chicken-comment (match-beginning 0)))))
+      ("<#" (0 (ignore (scheme-propertize-chicken-comment (match-beginning 0)))))
+      )
+     start end))
+
+  ;; Replace the default scheme-syntax-propertize when chicken is being used
+  (add-hook 'scheme-mode-hook
+            (lambda ()
+              (when (memq 'chicken geiser-active-implementations)
+		(setq-local syntax-propertize-function #'chicken-scheme-syntax-propertize)
+		(syntax-propertize (point-max)))))
+
+  ;; Modifications for chicken
+  ;; Indent module contents at column 0
+  (defun scheme-module-indent (state indent-point normal-indent) 0)
+  (put 'module 'scheme-indent-function 'scheme-module-indent)
+
+  (put 'and-let* 'scheme-indent-function 1)
+  (put 'parameterize 'scheme-indent-function 1)
+  (put 'handle-exceptions 'scheme-indent-function 1)
+  (put 'when 'scheme-indent-function 1)
+  (put 'unless 'scheme-indent-function 1)
+  (put 'match 'scheme-indent-function 1))
 
 (use-package geiser-racket
   :after (geiser))