;;; pre-early-init.el --- Pre Early Initalization -*- no-byte-compile: t; lexical-binding: t; -*-

(defconst rs/emacs-dir minimal-emacs-user-directory)
(defconst rs/lib-dir (concat (expand-file-name "lib" minimal-emacs-user-directory) "/"))

;; Reducing clutter in ~/.emacs.d by redirecting files to ~/emacs.d/var/
(setq minimal-emacs-var-dir (expand-file-name "var/" minimal-emacs-user-directory))
(setq package-user-dir (expand-file-name "elpa" minimal-emacs-var-dir))
(setq user-emacs-directory minimal-emacs-var-dir)

;; By default, minimal-emacs-package-initialize-and-refresh is set to t, which
;; makes minimal-emacs.d call the built-in package manager. Since Elpaca will
;; replace the package manager, there is no need to call it.
(setq minimal-emacs-package-initialize-and-refresh nil)

(setq minimal-emacs-gc-cons-threshold (* 64 1024 1024))

(setq custom-file null-device)

;; disable screen flashing because bg color hasn't initialized yet from theme
;; (setq default-frame-alist '((background-color . "#062329")
;;                             (ns-appearance . dark)
;;                             (ns-transparent-titlebar . t)))
(setq default-frame-alist '((background-color . "#072626")
                           (ns-appearance . dark)
                           (ns-transparent-titlebar . t)
                           (frame-resize-pixelwise . t)))
;; (setq default-frame-alist '((ns-appearance . dark)
;;                            (ns-transparent-titlebar . t)))

;; Use dynamic GCC paths to avoid recompilation when Homebrew updates GCC
(when-let* ((gcc-base "/opt/homebrew/opt/gcc/lib/gcc/current")
            ((file-directory-p gcc-base)))
  (setenv "LIBRARY_PATH"
    (string-join
     (delq nil
       (list gcc-base
             (let ((jit-path "/opt/homebrew/opt/libgccjit/lib/gcc/current"))
               (when (file-directory-p jit-path) jit-path))
             ;; Find the arch-specific directory (e.g., aarch64-apple-darwin24/15)
             (car (last (file-expand-wildcards
                         (concat gcc-base "/gcc/aarch64-apple-darwin*/*"))))))
     ":")))

;; Native compilation settings to reduce unnecessary recompilation
(when (native-comp-available-p)
  (setq native-comp-async-report-warnings-errors 'silent)
  (setq native-compile-prune-cache t)
  ;; Redirect eln-cache to writable location (default goes to read-only ~/.emacs.d/)
  (startup-redirect-eln-cache (expand-file-name "eln-cache/" minimal-emacs-var-dir)))