(defvar elpaca-installer-version 0.11)
(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 :inherit ignore
                              :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)
    (let ((load-source-file-function nil)) (load "./elpaca-autoloads"))))

(add-hook 'after-init-hook #'elpaca-process-queues)

(elpaca `(,@elpaca-order))

(elpaca elpaca-use-package
  (elpaca-use-package-mode))
(setq use-package-always-ensure t)

;; FONTS
(set-frame-font "JetBrains Mono 15" nil t)

;; Some defaults
(use-package emacs
  :demand t
  :ensure nil
  :init

  (setq enable-recursive-minibuffers t)

  (setq backup-by-copying t)

  (setq sentence-end-double-space nil)

  (setq frame-inhibit-implied-resize t) ;; useless for a tiling window manager

  (setq show-trailing-whitespace t) ;; self-explanatory

  (setq user-full-name "Jens Becker") ;; my details
  (setq user-mail-address "mail@jens.pub")

  (defalias 'yes-or-no-p 'y-or-n-p) ;; life is too short

  (setq indent-tabs-mode nil) ;; no tabs

  ;; keep backup and save files in a dedicated directory
  (setq backup-directory-alist
          `((".*" . ,(concat user-emacs-directory "backups")))
          auto-save-file-name-transforms
          `((".*" ,(concat user-emacs-directory "backups") t)))

  (setq create-lockfiles nil) ;; no need to create lockfiles

  (set-charset-priority 'unicode) ;; utf8 everywhere
  (setq locale-coding-system 'utf-8
          coding-system-for-read 'utf-8
          coding-system-for-write 'utf-8)
  (set-terminal-coding-system 'utf-8)
  (set-keyboard-coding-system 'utf-8)
  (set-selection-coding-system 'utf-8)
  (prefer-coding-system 'utf-8)
  (setq default-process-coding-system '(utf-8-unix . utf-8-unix))

  (global-set-key (kbd "<escape>") 'keyboard-escape-quit) ;; escape quits everything


  ;; Don't persist a custom file
  (setq custom-file (make-temp-file "")) ; use a temp file as a placeholder
  (setq custom-safe-themes t)            ; mark all themes as safe, since we can't persist now
  (setq enable-local-variables :all)     ; fix =defvar= warnings

  (setq delete-by-moving-to-trash t) ;; use trash-cli rather than rm when deleting files.

  ;; less noise when compiling elisp
  (setq byte-compile-warnings '(not free-vars unresolved noruntime lexical make-local))
  (setq native-comp-async-report-warnings-errors nil)
  (setq load-prefer-newer t)

  (show-paren-mode t)

  ;; Hide commands in M-x which don't work in the current mode
  (setq read-extended-command-predicate #'command-completion-default-include-p))


;; EVIL STUFF


(use-package evil
  :demand t
  :init
  (setq evil-respect-visual-line-mode t)
  (setq evil-search-module 'evil-search-module)

  (setq evil-want-C-u-scroll t) ;; allow scroll up with 'C-u'
  (setq evil-want-C-d-scroll t) ;; allow scroll down with 'C-d'

  (setq evil-want-integration t) ;; necessary for evil collection
  (setq evil-want-keybinding nil)

  (setq evil-split-window-below t) ;; split windows created below
  (setq evil-vsplit-window-right t) ;; vertically split windows created to the right

  (setq evil-undo-system 'undo-redo) ;; undo via 'u', and redo the undone change via 'C-r'; only available in emacs 28+.

  :config
  (evil-mode t) ;; globally enable evil mode
  ;; set the initial state for some kinds of buffers.
  (evil-set-initial-state 'messages-buffer-mode 'normal)
  (evil-set-initial-state 'dashboard-mode 'normal)
  ;; buffers in which I want to immediately start typing should be in 'insert' state by default.
  (evil-set-initial-state 'eshell-mode 'insert)
  (evil-set-initial-state 'magit-diff-mode 'insert))

(use-package evil-collection ;; evilifies a bunch of things
  :after evil
  :init
  (setq evil-collection-outline-bind-tab-p t) ;; '<TAB>' cycles visibility in 'outline-minor-mode'
  ;; If I want to incrementally enable evil-collection mode-by-mode, I can do something like the following:
  (setq evil-collection-mode-list nil) ;; I don't like surprises
  (add-to-list 'evil-collection-mode-list 'magit) ;; evilify magit
  ;; (add-to-list 'evil-collection-mode-list '(pdf pdf-view)) ;; evilify pdf-view
  :config
  (evil-collection-init))

(use-package evil-commentary
  :after evil
  :config
  (evil-commentary-mode)) ;; globally enable evil-commentary

(use-package evil-surround
  :after evil
  :config
  (global-evil-surround-mode 1)) ;; globally enable evil-surround

(use-package evil-goggles
  :config
  (evil-goggles-mode)

  ;; optionally use diff-mode's faces; as a result, deleted text
  ;; will be highlighted with `diff-removed` face which is typically
  ;; some red color (as defined by the color theme)
  ;; other faces such as `diff-added` will be used for other actions
  (evil-goggles-use-diff-faces))

;; WHICH KEY
(use-package which-key
  :after evil
  :demand t
  :init (which-key-mode)
  :config
  (which-key-setup-minibuffer))

(use-package mood-line
  :demand t
  :config
  (mood-line-mode)
  (setq mood-line-format mood-line-format-default-extended))

(use-package all-the-icons
  :demand t)

;; prettify dired with icons
(use-package all-the-icons-dired
  :demand t
  :hook
  (dired-mode . all-the-icons-dired-mode))

(use-package all-the-icons-completion
  :after (marginalia all-the-icons)
  :demand t
  :hook (marginalia-mode . all-the-icons-completion-marginalia-setup)
  :init (all-the-icons-completion-mode))

(use-package orderless
  :ensure t
  :custom
  (completion-styles '(orderless basic))
  (completion-category-overrides '((file (styles partial-completion))))
  (completion-pcm-leading-wildcard t)) ;; Emacs 31: partial-completion behaves like substring

(use-package treesit-fold
  :demand t)

(use-package vscode-dark-plus-theme
  :config
  (load-theme 'vscode-dark-plus t))

(use-package transient)
(use-package magit
  :after (transient))


(fido-vertical-mode t)