(setq gc-cons-threshold (* 50 1000 1000))

(defun dnw/display-startup-time ()
  (message "Emacs loaded in %s with %d garbage collections."
           (format "%2f seconds"
                   (float-time
                    (time-subtract after-init-time before-init-time)))
           gcs-done))

(add-hook 'emacs-startup-hook #'dnw/display-startup-time)

(setq inhibit-startup-message t) 

(menu-bar-mode -1)
(tool-bar-mode -1)
(scroll-bar-mode -1)
(tooltip-mode -1)
(set-fringe-mode 10)

(set-face-attribute 'default nil :font "Liberation Mono" :height 130)
(set-fontset-font "fontset-default" nil
                  (font-spec :size 13 :name "Noto Emoji"))

(column-number-mode)
(global-display-line-numbers-mode t)

;; Disable in e.g. shell
(dolist (mode '(org-mode-hook
                term-mode-hook
                eshell-mode-hook))
  (add-hook mode (lambda () (display-line-numbers-mode 0))))

(require 'package)
(setq package-archives '(("melpa" . "https://melpa.org/packages/")
                         ("org" . "https://orgmode.org/elpa/")
                         ("elpa" . "https://elpa.gnu.org/packages/")))

(package-initialize)
(unless package-archive-contents
  (package-refresh-contents))

(require 'use-package)
(setq use-package-always-ensure t)

(use-package auto-package-update
  :custom
  (auto-package-update-interval 7)
  (auto-package-update-prompt-before-update t)
  (auto-package-update-hide-results t)
  :config
  (auto-package-update-maybe)
  (auto-package-update-at-time "12:00"))

(use-package no-littering)

(setq auto-save-file-name-transforms
      `((".*" ,(no-littering-expand-var-file-name "auto-save/") t)))

(use-package ivy
  :diminish
  :bind (("C-s" . swiper)
         :map ivy-minibuffer-map
         ("TAB" . ivy-alt-done)
         ("C-l" . ivy-alt-done)
         ("C-j" . ivy-next-line)
         ("C-k" . ivy-previous-line)
         :map ivy-switch-buffer-map
         ("C-k" . ivy-previous-line)
         ("C-l" . ivy-done)
         ("C-d" . ivy-switch-buffer-kill)
         :map ivy-reverse-i-search-map
         ("C-k" . ivy-previous-line)
         ("C-d" . ivy-reverse-i-search-kill))
  :config
  (ivy-mode 1))

(use-package ivy-rich
  :after ivy 
  :init
  (ivy-rich-mode 1))

(use-package counsel
  :bind (("M-x" . counsel-M-x)
         ("C-x b" . counsel-ibuffer)
         ("C-x C-f" . counsel-find-file)
         :map minibuffer-local-map
         ("C-r" . 'counsel-minibuffer-history)))

(use-package helpful
  :commands (helpful-callable helpful-variable helpful-command helpful-key)
  :custom
  (counsel-describe-function-function #'helpful-callable)
  (counsel-describe-variable-function #'helpful-variable)
  :bind
  ([remap describe-function] . counsel-describe-function)
  ([remap describe-command] . helpful-command)
  ([remap describe-variable] . counsel-describe-variable)
  ([remap describe-key] . helpful-key))

(use-package doom-modeline
  :ensure t
  :init (doom-modeline-mode 1))

(use-package all-the-icons)

(use-package doom-themes
  :init (load-theme 'doom-dark+ t))

(use-package rainbow-delimiters
  :hook (prog-mode . rainbow-delimiters-mode))

(use-package which-key
  :defer 0
  :diminish which-key-mode
  :config
  (which-key-mode)
  (setq which-key-idle-delay 1))

(defun dnw/org-mode-setup ()
  (org-indent-mode)
  (variable-pitch-mode 1)
  (visual-line-mode 1))

(use-package org
  :commands (org-capture org-agenda)
  :hook (org-mode . dnw/org-mode-setup)
  :config
  (setq org-ellipsis " ▼"))

(use-package org-bullets
  :after org
  :hook (org-mode . org-bullets-mode))
(with-eval-after-load 'org-faces (dolist (face '((org-level-1 . 1.2)
                                                 (org-level-2 . 1.1)
                                                 (org-level-3 . 1.05)
                                                 (org-level-4 . 1.0)
                                                 (org-level-5 . 1.1)
                                                 (org-level-6 . 1.1)
                                                 (org-level-7 . 1.1)
                                                 (org-level-8 . 1.1)))
                                   (set-face-attribute (car face) nil :font "Liberation Sans" :weight 'regular :height (cdr face)))

                      (set-face-attribute 'org-block nil :foreground nil :inherit 'fixed-pitch)
                      (set-face-attribute 'org-code nil :inherit '(shadow fixed-pitch))
                      (set-face-attribute 'org-table nil :inherit '(shadow fixed-pitch))
                      (set-face-attribute 'org-verbatim nil :inherit '(shadow fixed-pitch))
                      (set-face-attribute 'org-special-keyword nil :inherit '(font-lock-comment-face fixed-pitch))
                      (set-face-attribute 'org-meta-line nil :inherit '(font-lock-comment-face fixed-pitch))
                      (set-face-attribute 'org-checkbox nil :inherit 'fixed-pitch))

(defun dnw/org-mode-visual-fill ()
  (setq visual-fill-column-width 170
        visual-fill-column-center-text t)
  (visual-fill-column-mode 1))

(use-package visual-fill-column
  :hook (org-mode . dnw/org-mode-visual-fill))

(with-eval-after-load 'org 
  (org-babel-do-load-languages
   'org-babel-load-languages
   '((emacs-lisp . t)
     (python . t)))

(setq org-confirm-babel-evaluate nil)

(require 'org-tempo)

(add-to-list 'org-structure-template-alist '("sh" . "src shell"))
(add-to-list 'org-structure-template-alist '("el" . "src emacs-lisp"))
(add-to-list 'org-structure-template-alist '("py" . "src python")))

(defun dnw/org-babel-tangle-config ()
  (when (string-equal (buffer-file-name)
                      (expand-file-name "~/.emacs.d/config.org"))

  (let ((org-confirm-babel-evaluate nil))
    (org-babel-tangle))))

(add-hook 'org-mode-hook (lambda () (add-hook 'after-save-hook #'dnw/org-babel-tangle-config)))

(use-package org-roam
  :after org
  :init
  (setq org-roam-v2-ack t)
  :custom
  (org-roam-directory "~/Roam")
  (org-roam-completion-everywhere t)
  (org-roam-capture-templates
   '(("d" "default" plain
      "%?"
      :if-new (file+head "%<%Y%m%d%H%M%S>-${slug}.org" "#+title: ${title}\n")
      :unnarowed t)))
  :bind (("C-c n l" . org-roam-buffer-toggle)
         ("C-c n f" . org-roam-node-find)
         ("C-c n i" . org-roam-node-insert)
         :map org-mode-map
         ("C-M-i" . completion-at-point))
  :config
  (org-roam-setup))

(use-package dired
  :ensure nil
  :commands (dired dired-jump)
  :bind (("C-x C-j" . dired-jump))
  :custom ((dired-listing-switches "-ahgo --group-directories-first")))

(use-package dired-single
  :after dired)

(use-package all-the-icons-dired
  :hook (dired-mode . all-the-icons-dired-mode))

;; TODO

(defun dnw/lsp-mode-setup ()
  (setq lsp-headerline-breadcrumb-segments '(path-to-project file symbols))
  (lsp-headerline-breadcrumb-mode))

(use-package lsp-mode
  :commands (lsp lsp-deferred)
  :hook (lsp-mode . dnw/lsp-mode-setup)
  :init
  (setq lsp-keymap-prefix "C-c l")
  :config
  (lsp-enable-which-key-integration t))

(use-package lsp-ui
  :hook (lsp-mode . lsp-ui-mode)
  :custom
  (setq lsp-ui-doc-position 'bottom))

(use-package lsp-ivy
  :after lsp)

(use-package company
  :after lsp-mode
  :hook (prog-mode . company-mode)
  :bind
  (:map company-active-map
        ("<tab>" . company-complete-selection))
  (:map lsp-mode-map
        ("<tab>" . company-indent-or-complete-common))
  :custom
  (company-minimum-prefix-length 1)
  (company-idle-delay 0.0))

(use-package company-box
  :hook (company-mode . company-box-mode))

(use-package projectile
  :diminish projectile-mode
  :config (projectile-mode)
  :custom ((projectile-completion-sustem 'ivy))
  :bind-keymap
  ("C-c p" . projectile-command-map)
  :init
  (when (file-directory-p "~/Code")
    (setq projectile-project-search-path '("~/Code")))
  (setq projectile-switch-project-action #'projectile-dired))

(use-package counsel-projectile
  :config (counsel-projectile-mode))

(use-package magit
  :commands (magit-status magit-get-current-branch)
  :custom
  (magit-display-buffer-function #'magit-display-buffer-same-window-except-diff-v1))

(setq TeX-auto-save t)
(setq TeX-parse-self t)
(setq-default TeX-master nil)
(add-hook 'LaTeX-mode-hook 'visual-line-mode)
(add-hook 'LaTeX-mode-hook 'flyspell-mode)
(add-hook 'LaTeX-mode-hook 'LaTeX-math-mode)
(add-hook 'LaTeX-mode-hook 'turn-on-reftex)
(setq reftex-plug-into-AUCTeX t)
(setq TeX-view-program-selection '((output-pdf "Zathura")))

(setq gc-cons-threshold (* 20 1000 1000))