From db728f16997c045162041920e359666dc413ea00 Mon Sep 17 00:00:00 2001
From: Alan Pearce
Date: Sun, 23 Apr 2023 22:38:24 +0200
Subject: emacs: replace company-tabnine with tabnine-capf

---
 user/emacs/init.el               | 27 +++++++----------------
 user/overlays/extra-packages.nix | 10 +++++++++
 user/packages/tabnine-capf.nix   | 47 ++++++++++++++++++++++++++++++++++++++++
 user/settings/emacs.nix          |  1 +
 4 files changed, 66 insertions(+), 19 deletions(-)
 create mode 100644 user/packages/tabnine-capf.nix

(limited to 'user')

diff --git a/user/emacs/init.el b/user/emacs/init.el
index d75b2025..480c411b 100644
--- a/user/emacs/init.el
+++ b/user/emacs/init.el
@@ -516,27 +516,16 @@ _p_rev       _u_pper              _=_: upper/lower       _r_esolve
   :defer t
   :config (setq all-the-icons-color-icons nil))
 
-(defmacro company-set-secondary-backend-for-mode (mode backend)
-  (let ((hook-fn-name (intern (concat "ap/set-local-backend-" (symbol-name mode)))))
-    `(progn
-       (defun ,hook-fn-name ()
-         (make-local-variable 'company-backends)
-         (setq company-backends (append
-                                 (list
-                                  'company-tabnine
-                                  ,backend)
-                                 (copy-tree (remq 'company-tabnine company-backends)))))
-       (add-hook ',(derived-mode-hook-name mode) #',hook-fn-name))))
-
-(use-package company-tabnine
-  :commands (company-tabnine)
+(use-package tabnine-capf
+  :commands (tabnine-completion-at-point)
   :after (company)
-  :config (setq company-tabnine-binaries-folder "~/.local/tabnine")
-  :general ("<M-tab>" #'company-tabnine-call-other-backends
-            "<C-tab>" #'company-tabnine-call-other-backends)
+  :config (setq tabnine-capf-binaries-folder "~/.local/tabnine")
+  ;; use tabnine-capf-with-disabled
+  :general ("<M-tab>" #'tabnine-capf-call-other-backends
+            "<C-tab>" #'tabnine-capf-call-other-backends)
   :init (progn
-          (advice-add 'company-tabnine-start-process :around #'quiet)
-          (add-to-list 'company-backends #'company-tabnine)))
+          (advice-add 'tabnine-capf-start-process :around #'quiet)
+          (add-to-list 'company-backends #'tabnine-completion-at-point)))
 
 ;;; Documentation
 
diff --git a/user/overlays/extra-packages.nix b/user/overlays/extra-packages.nix
index 7566548c..67867830 100644
--- a/user/overlays/extra-packages.nix
+++ b/user/overlays/extra-packages.nix
@@ -1,3 +1,13 @@
 self: super: {
   lumen = super.callPackage ../packages/lumen { };
+  emacsPackagesFor = emacs: (
+    (super.emacsPackagesFor emacs).overrideScope' (
+      eself: esuper:
+        esuper // {
+          tabnine-capf = super.callPackage ../packages/tabnine-capf.nix {
+            inherit eself;
+          };
+        }
+    )
+  );
 }
diff --git a/user/packages/tabnine-capf.nix b/user/packages/tabnine-capf.nix
new file mode 100644
index 00000000..94e730ea
--- /dev/null
+++ b/user/packages/tabnine-capf.nix
@@ -0,0 +1,47 @@
+{ eself
+, fetchFromGitHub
+, emacs
+, gcc
+, lib
+, writeText
+, unstableGitUpdater
+, ...
+}:
+let
+  rev = "a55cefee20ea94747b12068a1d4b64b0decf37eb";
+in
+eself.trivialBuild {
+  ename = "tabnine-capf";
+  pname = "tabnine-capf";
+  version = "0.0.1+unstable=2023-04-23";
+
+  src = fetchFromGitHub {
+    owner = "50ways2sayhard";
+    repo = "tabnine-capf";
+    inherit rev;
+    sha256 = "14n5xklm9cpkn04crvx7mlykk48w2j2w5vcf6ipfj84dhpiyzh0j";
+  };
+
+  packageRequires = with eself; [ dash s ];
+
+  buildInputs = [ emacs gcc ];
+
+  buildPhase = ''
+    runHook preBuild
+    emacs -L . --batch --funcall batch-byte-compile *.el
+    runHook postBuild
+  '';
+
+  recipe = writeText "recipe" ''
+    (tabnine-capf :repo "50ways2sayhard/tabnine-capf" :fetcher github)
+  '';
+
+  passthru.updateScript = unstableGitUpdater { };
+
+  meta = with lib; {
+    description = "A capf version of company-tabnine";
+    homepage = "https://github.com/50ways2sayhard/tabnine-capf";
+    license = licenses.mit;
+    inherit (emacs.meta) platforms;
+  };
+}
diff --git a/user/settings/emacs.nix b/user/settings/emacs.nix
index 9c9f9660..5f8116be 100644
--- a/user/settings/emacs.nix
+++ b/user/settings/emacs.nix
@@ -146,6 +146,7 @@ in
         rainbow-delimiters
         ripgrep
         spacemacs-theme
+        tabnine-capf
         toml-mode
         tree-sitter
         tree-sitter-langs
-- 
cgit 1.4.1