feat(emacs): add elpaca loader as a file

2 files changed, 45 insertions, 1 deletions

diff --git a/home-manager/homeModules/emacs/default.nix b/home-manager/homeModules/emacs/default.nix
index a9d94f4..90ce2ab 100644
--- a/home-manager/homeModules/emacs/default.nix
+++ b/home-manager/homeModules/emacs/default.nix
@@ -31,9 +31,9 @@ in
     };
     
     xdg.configFile = {
-      "emacs/config.org".source = mkMutableSymlink ./config.org;
       "emacs/early-init.el".source = mkMutableSymlink ./early-init.el;
       "emacs/init.el".source = mkMutableSymlink ./init.el;
+      "emacs/elpaca.el".source = mkMutableSymlink ./elpaca.el;
       "emacs/etc/tempel/templates.eld".source = mkMutableSymlink ./templates.eld;
       "emacs/etc/eshell/aliases".source = mkMutableSymlink ./aliases;
     };
diff --git a/home-manager/homeModules/emacs/elpaca.el b/home-manager/homeModules/emacs/elpaca.el
new file mode 100644
index 0000000..69fbaa2
--- /dev/null
+++ b/home-manager/homeModules/emacs/elpaca.el
@@ -0,0 +1,44 @@
+(setq elpaca-core-date 20240622)
+(defvar elpaca-installer-version 0.8)
+(defvar elpaca-directory (expand-file-name "elpaca/" user-emacs-directory))
+(defvar elpaca-builds-directory (expand-file-name "builds/" elpaca-directory))
+(defvar elpaca-repos-directory (expand-file-name "repos/" elpaca-directory))
+(defvar elpaca-order '(elpaca :repo "https://github.com/progfolio/elpaca.git"
+                              :ref nil :depth 1
+                              :files (:defaults "elpaca-test.el" (:exclude "extensions"))
+                              :build (:not elpaca--activate-package)))
+(let* ((repo  (expand-file-name "elpaca/" elpaca-repos-directory))
+       (build (expand-file-name "elpaca/" elpaca-builds-directory))
+       (order (cdr elpaca-order))
+       (default-directory repo))
+  (add-to-list 'load-path (if (file-exists-p build) build repo))
+  (unless (file-exists-p repo)
+    (make-directory repo t)
+    (when (< emacs-major-version 28) (require 'subr-x))
+    (condition-case-unless-debug err
+        (if-let* ((buffer (pop-to-buffer-same-window "*elpaca-bootstrap*"))
+                  ((zerop (apply #'call-process `("git" nil ,buffer t "clone"
+                                                  ,@(when-let* ((depth (plist-get order :depth)))
+                                                      (list (format "--depth=%d" depth) "--no-single-branch"))
+                                                  ,(plist-get order :repo) ,repo))))
+                  ((zerop (call-process "git" nil buffer t "checkout"
+                                        (or (plist-get order :ref) "--"))))
+                  (emacs (concat invocation-directory invocation-name))
+                  ((zerop (call-process emacs nil buffer nil "-Q" "-L" "." "--batch"
+                                        "--eval" "(byte-recompile-directory \".\" 0 'force)")))
+                  ((require 'elpaca))
+                  ((elpaca-generate-autoloads "elpaca" repo)))
+            (progn (message "%s" (buffer-string)) (kill-buffer buffer))
+          (error "%s" (with-current-buffer buffer (buffer-string))))
+      ((error) (warn "%s" err) (delete-directory repo 'recursive))))
+  (unless (require 'elpaca-autoloads nil t)
+    (require 'elpaca)
+    (elpaca-generate-autoloads "elpaca" repo)
+    (load "./elpaca-autoloads")))
+(add-hook 'after-init-hook #'elpaca-process-queues)
+(elpaca `(,@elpaca-order))
+(elpaca elpaca-use-package
+  ;; Enable :elpaca use-package keyword.
+  (elpaca-use-package-mode)
+  ;; Assume :elpaca t unless otherwise specified.
+  (setq elpaca-use-package-by-default t))