From 91fb4f28ef5d87e8bcf7749928d30ba4a9cbbd34 Mon Sep 17 00:00:00 2001
From: Azat Bahawi <azat@bahawi.net>
Date: Sun, 19 Feb 2023 17:50:35 +0300
Subject: 2023-02-19

---
 modules/common/emacs/default.nix      | 163 +++++++++++++++++++++++++
 modules/common/emacs/doom/config.el   | 223 ++++++++++++++++++++++++++++++++++
 modules/common/emacs/doom/init.el     | 119 ++++++++++++++++++
 modules/common/emacs/doom/packages.el |  17 +++
 4 files changed, 522 insertions(+)
 create mode 100644 modules/common/emacs/default.nix
 create mode 100644 modules/common/emacs/doom/config.el
 create mode 100644 modules/common/emacs/doom/init.el
 create mode 100644 modules/common/emacs/doom/packages.el

(limited to 'modules/common/emacs')

diff --git a/modules/common/emacs/default.nix b/modules/common/emacs/default.nix
new file mode 100644
index 0000000..7395c51
--- /dev/null
+++ b/modules/common/emacs/default.nix
@@ -0,0 +1,163 @@
+{
+  config,
+  inputs,
+  lib,
+  pkgs,
+  pkgsStable,
+  this,
+  ...
+}:
+with lib; let
+  cfg = config.nixfiles.modules.emacs;
+in {
+  options.nixfiles.modules.emacs.enable = mkEnableOption "GNU Emacs";
+
+  config = mkIf cfg.enable {
+    nixfiles.modules = {
+      fonts.enable = true;
+      git.client.enable = true;
+      gnupg.enable = true;
+    };
+
+    hm = {
+      xdg.configFile = {
+        "doom/init.el".source = ./doom/init.el;
+        "doom/packages.el".source = ./doom/packages.el;
+        "doom/config.el" = {
+          text = concatStringsSep "\n" [
+            (let
+              # NOTE gopls will require the "go" executable which must be provided
+              # by the project's flake/shell.
+              extraBins = with pkgs;
+                [
+                  enchant # :checkers (spell +enchant)
+                  (python3.withPackages (p:
+                    with p; [
+                      black # :lang python :editor format
+                      isort # :lang python
+                      pyflakes # :lang python
+                      python-lsp-server # :lang (python +lsp)
+                    ]))
+                  asmfmt # :editor format
+                  bash-language-server # :lang (sh +lsp)
+                  clang-tools # :lang (cc +lsp) :editor format
+                  cmake-format # :lang cc :editor format
+                  cmigemo # :lang japanese
+                  css-language-server # :lang (web +lsp)
+                  dhall-language-server # :lang (dhall +lsp)
+                  dockerfile-language-server # :tools (docker +lsp)
+                  editorconfig # :tools editorconfig
+                  fd # doom!
+                  gnuplot # :lang (org +gnuplot)
+                  gnutls # doom!
+                  go-language-server # :lang (go +lsp)
+                  gomodifytags # :lang go
+                  gore # :lang go
+                  gotests # :lang go
+                  gotools # :lang go
+                  graphviz # :lang (org +roam2) :lang plantuml
+                  html-language-server # :lang (web +lsp)
+                  html-tidy # :lang web
+                  jre # :lang plantuml
+                  json-language-server # :lang (json +lsp)
+                  nix-language-server # :lang (nix +lsp)
+                  nixfmt # :lang nix :editor format
+                  nodePackages.js-beautify # :lang web
+                  nodePackages.prettier # :editor format
+                  nodePackages.stylelint # :lang web
+                  nodejs # :tools debugger
+                  pandoc # :lang org markdown latex
+                  pinentry-emacs # doom!
+                  pre-commit # :tools magit
+                  ripgrep # doom!
+                  rust-analyzer # :lang (rust +lsp)
+                  rustfmt # :lang rust
+                  shellcheck # :lang sh
+                  shfmt # :lang sh :editor format
+                  sqlite # :lang (org +roam2) :tools lookup
+                  texlab # lang (tex +lsp)
+                  texlive.combined.scheme-full # :lang org tex
+                  unzip # :tools debugger
+                  wordnet # :tools (lookup +dictionary +offline)
+                  yaml-language-server # :lang (yaml +lsp)
+                  zls # :lang (zig +lsp)
+                  zstd # :emacs undo
+                ]
+                ++ (
+                  #
+                  # GDB doesn't support[1] Apple Silicon on MacOS.
+                  #
+                  # [1]: https://inbox.sourceware.org/gdb/6b48224b-9e2e-518d-793b-df4fc5514884@arm.com/
+                  if (this.system != "aarch64-darwin")
+                  then [gdb] # :tools debugger
+                  else [lldb] # :tools debugger
+                )
+                ++ optionals (!pkgs.stdenv.isDarwin)
+                [
+                  # NOTE Haskell is pretty much broken every couple of days on
+                  # MacOS and I usually don't write anything in Haskell while
+                  # I'm on my work laptop, so... ShellCheck seems to be working,
+                  # though.
+                  haskellPackages.ormolu # :lang haskell :editor format
+                  haskellPackages.haskell-language-server # :lang (haskell +lsp)
+                  haskellPackages.cabal-fmt # :lang haskell :editor format
+                  haskellPackages.cabal-install # :lang haskell
+                  haskellPackages.hoogle # :lang haskell
+                ];
+            in ''
+              ;; This will integrate packages which are required by various
+              ;; modules without polluting the user's profile.
+              (setq exec-path (append exec-path '(${
+                concatMapStringsSep " " (x: ''"${x}/bin"'') extraBins
+              })))
+              (setenv "PATH" (concat (getenv "PATH") ":${
+                concatMapStringsSep ":" (x: "${x}/bin") extraBins
+              }"))
+
+              ;; Font must be set to N+2 because otherwise it looks too small.
+              (setq doom-font (font-spec :family "${config.fontScheme.monospaceFont.family}"
+                                          :size ${toString (config.fontScheme.monospaceFont.size + 2)})
+                    doom-unicode-font doom-font)
+
+              (setq user-full-name "${my.fullname}"
+                    user-mail-address "${my.email}")
+
+              ;; :app irc
+              (setq circe-default-nick "${my.username}"
+                    circe-default-realname "${my.email}"
+                    circe-default-user circe-default-nick)
+
+              ;; :lang plantuml
+              (setq org-plantuml-jar-path "${pkgs.plantuml}/lib/plantuml.jar")
+
+              ;; :input japanese
+              (setq migemo-dictionary "${pkgs.cmigemo}/share/migemo/utf-8/migemo-dict")
+
+              ;; :input japanese
+              (setq skk-large-jisyo "${pkgs.skk-dicts}/share/skk/SKK-JISYO.L")
+            '')
+            (builtins.readFile ./doom/config.el)
+          ];
+          onChange = with config.hm.programs; ''
+            if [[ -x "''${XDG_CONFIG_HOME:~/.config}/emacs/bin/doom" ]]; then
+               oldpath="$PATH"
+               export PATH="''${PATH:-/bin}:${emacs.package}/bin:${git.package}/bin"
+
+               "''${XDG_CONFIG_HOME:~/.config}/emacs/bin/doom" sync
+
+               export PATH="$oldpath"
+               unset oldpath
+            fi
+          '';
+        };
+      };
+
+      programs.emacs = {
+        enable = true;
+        package = pkgs.emacs28; # Pin to avoid surprises.
+        # For some reason latest libvterm is not picked up by Emacs.
+        extraPackages = _: with pkgsStable.emacsPackages; [vterm];
+      };
+    };
+  };
+}
diff --git a/modules/common/emacs/doom/config.el b/modules/common/emacs/doom/config.el
new file mode 100644
index 0000000..9284e0b
--- /dev/null
+++ b/modules/common/emacs/doom/config.el
@@ -0,0 +1,223 @@
+;;
+;;; Misc
+;;
+
+(setq display-line-numbers-type t)
+
+(setq scroll-margin 10
+      hscroll-margin 10)
+
+(setq browse-url-generic-program (executable-find "firefox")
+      browse-url-browser-function 'browse-url-generic)
+
+;;
+;;; Doom-specific
+;;
+
+;; Make it more default-ey.
+(setq frame-title-format '("Emacs")
+      icon-title-format frame-title-format)
+
+(setq doom-theme 'doom-tomorrow-night)
+
+(setq +format-on-save-enabled-modes '(not nix-mode json-mode yaml-mode))
+
+;;
+;;; LSP
+;;
+
+(setq lsp-enable-suggest-server-download nil)
+
+;;
+;;; Org
+;;
+
+(setq org-directory "~/doc/org/")
+(after! org
+  (setq org-todo-keywords '((sequence
+                             "PROJ(p)" ; A master task.
+                             "TODO(t)" ; A task that needs to be done with statues:
+                             "STRT(s@)" ; - In progress.
+                             "HOLD(l@/!)" ; - Paused because of me.
+                             "WAIT(w@/!)" ; - Paused because of not me.
+                             "|"
+                             "DONE(d@/!)" ; Complete state.
+                             "KILL(k@/!)")) ; Incomplete state.
+        org-todo-keyword-faces '(("PROJ" . +org-todo-project)
+                                 ("TODO" . +org-todo-active)
+                                 ("STRT" . +org-todo-active)
+                                 ("HOLD" . +org-todo-onhold)
+                                 ("WAIT" . +org-todo-onhold)
+                                 ("DONE" . +org-todo-cancel)
+                                 ("KILL" . +org-todo-cancel))))
+
+(add-hook! 'org-mode-hook 'auto-fill-mode)
+
+(add-hook! 'org-mode-hook (lambda (&rest _)
+                            (setq fill-column 80)))
+
+(setq org-roam-directory "~/doc/roam/"
+      org-roam-db-location (concat org-roam-directory ".db"))
+
+(use-package! org-roam-ui
+  :requires websocket
+  :after org-roam
+  :config
+  (setq org-roam-ui-sync-theme t
+        org-roam-ui-follow t
+        org-roam-ui-update-on-save t
+        org-roam-ui-open-on-start t))
+
+;;
+;;; Elisp
+;;
+
+(setq-default flycheck-disabled-checkers '(emacs-lisp-checkdoc))
+
+;;
+;;; Haskell
+;;
+
+(setq lsp-haskell-formatting-provider "ormolu")
+
+;;
+;;; Nix
+;;
+
+(after! lsp-mode
+  (add-to-list 'lsp-language-id-configuration '(nix-mode . "nix"))
+  (lsp-register-client
+   (make-lsp-client :new-connection (lsp-stdio-connection '("rnix-lsp"))
+                    :major-modes '(nix-mode)
+                    :server-id 'nix)))
+
+;;
+;;; YAML
+;;
+
+(add-hook! 'yaml-mode-hook
+  (defun +disable-flycheck-for-yaml-helm-templates ()
+    (when (and buffer-file-name
+              (string-match-p "/templates/" buffer-file-name)
+              (or (string-suffix-p ".yaml" buffer-file-name)
+                  (string-suffix-p ".yml" buffer-file-name)))
+      (remove-hook! 'yaml-mode-local-vars-hook #'lsp!)
+      (pushnew! flycheck-disabled-checkers 'yaml-jsyaml 'yaml-ruby 'yaml-yamllint))))
+
+(setq-hook! 'yaml-mode-hook +format-with-lsp nil)
+
+;;
+;;; Elfeed
+;;
+
+(setq elfeed-db-directory "~/.elfeed"
+      elfeed-enclosure-default-dir (concat elfeed-db-directory "/enclosures")
+      rmh-elfeed-org-files (list (concat elfeed-db-directory "/index.org"))
+      elfeed-goodies/powerline-default-separator nil
+      elfeed-goodies/entry-pane-size 0.75
+      elfeed-goodies/entry-pane-position 'bottom)
+
+;;
+;;; mu4e
+;;
+
+(setq mu4e-root-maildir "~/mail"
+      mu4e-context-policy 'ask-if-none
+      mu4e-compose-context-policy 'always-ask
+      mu4e-compose--org-msg-toggle-next nil
+      mu4e-update-interval 60
+      sendmail-program (executable-find "msmtp")
+      send-mail-function #'smtpmail-send-it
+      message-sendmail-f-is-evil t
+      message-sendmail-extra-arguments '("--read-envelope-from")
+      message-send-mail-function #'message-send-mail-with-sendmail
+      +mu4e-personal-addresses (list "frodo@gondor.net"
+                                     "frodo@rohan.net"
+                                     "azahi@shire.me"
+                                     "admin@shire.me"
+                                     "ceo@shire.me"
+                                     "a.gondor@yahoo.com"
+                                     "a.gondor@yahoo.com"))
+
+(set-email-account! "shire"
+                    '((mu4e-drafts-folder . "/shire/Drafts")
+                      (mu4e-refile-folder . "/shire/Archive")
+                      (mu4e-sent-folder   . "/shire/Sent")
+                      (mu4e-trash-folder  . "/shire/Trash")
+                      (smtpmail-smtp-user . "azahi"))
+                    t)
+
+(set-email-account! "yahoo"
+                    '((mu4e-sent-folder   . "/yahoo/Sent")
+                      (mu4e-drafts-folder . "/yahoo/Drafts")
+                      (mu4e-trash-folder  . "/yahoo/Trash")
+                      (mu4e-refile-folder . "/yahoo/Archive")
+                      (smtpmail-smtp-user . "a.gondor"))
+                    t)
+
+(setq +mu4e-compose-org-msg-toggle-next nil)
+
+;;
+;;; Circe
+;;
+
+(defun nixfiles/irc-bouncer-password-f (&rest _)
+  (+pass-get-secret "server/soju.manwe.shire.me/azahi"))
+
+(set-irc-server! "libera"
+  `(:host "shire.me"
+    :port 6667
+    :user "azahi/libera"
+    :pass nixfiles/irc-bouncer-password-f))
+
+(set-irc-server! "oftc"
+  `(:host "shire.me"
+    :port 6667
+    :user "azahi/oftc"
+    :pass nixfiles/irc-bouncer-password-f))
+
+(set-irc-server! "hackint"
+  `(:host "shire.me"
+    :port 6667
+    :user "azahi/hackint"
+    :pass nixfiles/irc-bouncer-password-f))
+
+(set-irc-server! "rizon"
+  `(:host "shire.me"
+    :port 6667
+    :user "azahi/rizon"
+    :pass nixfiles/irc-bouncer-password-f))
+
+;; (use-package! hledger-mode
+;;   :mode ("\\.journal\\'")
+;;   :hook ((hledger-view-mode . hl-line-mode)
+;;          (hledger-view-mode . center-text-for-reading))
+;;   :init
+;;   (setq hledger-jfile "~/doc/accounting/current.journal")
+;;   :config
+;;   (set-company-backend! 'hledger-mode 'hledger-company)
+;;   (add-hook! 'hledger-mode-hook
+;;     (lambda (&rest _)
+;;       (make-local-variable 'company-backends)
+;;       (add-to-list 'company-backends 'hledger-company))))
+
+;; (use-package! hledger-input
+;;   :hook ((hledger-input-post-commit . hledger-show-new-balances)
+;;          (hledger-input-mode . auto-fill-mode)
+;;          (hledger-input-mode . (lambda (&rest _)
+;;                                  (make-local-variable 'compay-idle-delay)
+;;                                  (setq-local company-idle-delay 0.1))))
+;;   :init
+;;   (setq hledger-input-buffer-height 20))
+
+;; (use-package! kubernetes
+;;   :defer t
+;;   :commands (kubernetes-overview)
+;;   :init (setq kubernetes-poll-frequency 3600
+;;               kubernetes-redraw-frequency 3600))
+
+;; (use-package! kubernetes-evil
+;;   :after kubernetes-overview)
+
+;; (use-package! kubernetes-tramp
+;;   :defer t)
diff --git a/modules/common/emacs/doom/init.el b/modules/common/emacs/doom/init.el
new file mode 100644
index 0000000..cdab069
--- /dev/null
+++ b/modules/common/emacs/doom/init.el
@@ -0,0 +1,119 @@
+(doom! :input
+       ;; japanese
+
+       :completion
+       company
+       vertico
+
+       :ui
+       ;; deft
+       doom
+       ;; doom-dashboard
+       ;; doom-quit
+       ;; emoji
+       hl-todo
+       indent-guides
+       ;; ligatures
+       ;; modeline
+       ;; nav-flash
+       ophints
+       (popup +defaults)
+       ;; tabs
+       ;; unicode
+       (vc-gutter +diff-hl +pretty)
+       window-select
+       workspaces
+
+       :editor
+       (evil +everywhere)
+       file-templates
+       fold
+       format
+       ;; lispy
+       ;; multiple-cursors
+       parinfer
+       ;; rotate-text
+       snippets
+       word-wrap
+
+       :emacs
+       dired
+       ;; electric
+       ibuffer
+       undo
+       vc
+
+       :term
+       eshell
+       vterm
+
+       :checkers
+       syntax
+       (spell +enchant
+              +everywhere
+              +flyspell)
+       grammar
+
+       :tools
+       ansible
+       (debugger +lsp)
+       direnv
+       (docker +lsp)
+       editorconfig
+       (eval +overlay)
+       gist
+       (lookup +dictionary +offline)
+       (lsp +peek)
+       (magit +forge)
+       make
+       (pass +auth)
+       ;; pdf
+       terraform
+       tree-sitter
+       upload
+
+       :os
+       (:if IS-MAC macos)
+       ;; (tty +osc)
+
+       :lang
+       (cc +lsp +tree-sitter)
+       (common-lisp +lsp +tree-sitter)
+       (csharp +lsp +tree-sitter)
+       data
+       (dhall +lsp +tree-sitter)
+       (emacs-lisp +lsp +tree-sitter)
+       (go +lsp +tree-sitter)
+       ;; graphql
+       (:if IS-LINUX (haskell +lsp +tree-sitter))
+       (java +lsp +tree-sitter)
+       (javascript +lsp +tree-sitter)
+       (json +lsp +tree-sitter)
+       (kotlin +lsp +tree-sitter)
+       (latex +lsp +tree-sittter)
+       (markdown +lsp +tree-sitter)
+       (nix +lsp)
+       (org +pandoc +roam2)
+       plantuml
+       (python +lsp +tree-sitter)
+       (:if IS-LINUX (racket +lsp +tree-sitter))
+       ;; rst
+       (rust +lsp +tree-sitter)
+       (:if IS-LINUX (scheme +lsp +tree-sitter +racket))
+       (sh +lsp +tree-sitter)
+       web
+       (yaml +lsp +tree-sitter)
+       (zig +lsp +tree-sitter)
+
+       :email
+       mu4e
+
+       :app
+       calendar
+       ;; emms
+       ;; everywhere
+       irc
+       (rss +org)
+
+       :config
+       (default +bindings +smartparens))
diff --git a/modules/common/emacs/doom/packages.el b/modules/common/emacs/doom/packages.el
new file mode 100644
index 0000000..298a203
--- /dev/null
+++ b/modules/common/emacs/doom/packages.el
@@ -0,0 +1,17 @@
+(disable-packages! writegood-mode)
+
+(unpin! org-roam)
+(package! org-roam
+  :recipe (:host github
+           :repo "org-roam/org-roam"
+           :branch "main"))
+(package! org-roam-ui
+  :recipe (:host github
+           :repo "org-roam/org-roam-ui"
+           :branch "main"))
+
+;; (package! hledger-mode)
+
+;; (package! kubernetes)
+;; (package! kubernetes-evil)
+;; (package! kubernetes-tramp)
-- 
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