;; Initialize melpa repo
(require 'package)
(setq package-enable-at-startup nil)
(add-to-list 'package-archives
        '("melpa" . "https://melpa.org/packages/"))
(package-initialize)

;; Initialize use-package
(unless (package-installed-p 'use-package)
  (package-refresh-contents)
  (package-install 'use-package))
(use-package org
  :config
  (add-hook 'org-mode-hook 'org-indent-mode)
  (add-hook 'org-mode-hook
            (lambda ()
               (visual-line-mode 1))))

(use-package org-indent
  :diminish org-indent-mode)

(use-package htmlize
  :ensure t)

(use-package auto-package-update
  :defer nil
  :ensure t
  :config
  (setq auto-package-update-delete-old-versions t)
  (setq auto-package-update-hide-results t)
  (auto-package-update-maybe))

(use-package diminish
  :ensure t)

(use-package spaceline
  :ensure t)

(use-package powerline
      :ensure t
      :init
      (spaceline-spacemacs-theme)
      :hook
      ('after-init-hook) . 'powerline-reset)

(use-package dashboard
  :ensure t
  :defer nil
  :preface
  (defun update-config ()
    "Update Witchmacs to the latest version."
    (interactive)
    (let ((dir (expand-file-name user-emacs-directory)))
      (if (file-exists-p dir)
          (progn
            (message "Witchmacs is updating!")
            (cd dir)
            (shell-command "git pull")
            (message "Update finished. Switch to the messages buffer to see changes and then restart Emacs"))
        (message "\"%s\" doesn't exist." dir))))

  (defun create-scratch-buffer ()
    "Create a scratch buffer"
    (interactive)
    (switch-to-buffer (get-buffer-create "*scratch*"))
    (lisp-interaction-mode))
  :config
  (dashboard-setup-startup-hook)
  (setq dashboard-items '((recents . 5)))
  (setq dashboard-banner-logo-title "W I T C H M A C S - The cutest Emacs distribution!")
  (setq dashboard-startup-banner "~/.emacs.d/marivector.png")
  (setq dashboard-center-content t)
  (setq dashboard-show-shortcuts nil)
  (setq dashboard-set-init-info t)
  (setq dashboard-init-info (format "%d packages loaded in %s"
                                    (length package-activated-list) (emacs-init-time)))
  (setq dashboard-set-footer nil)
  (setq dashboard-set-navigator t)
  (setq dashboard-navigator-buttons
        `(;; line1
          ((,nil
            "Witchmacs on github"
            "Open Witchmacs' github page on your browser"
            (lambda (&rest _) (browse-url "https://github.com/snackon/witchmacs"))
            'default)
           (nil
            "Witchmacs crash course"
            "Open Witchmacs' introduction to Emacs"
            (lambda (&rest _) (find-file "~/.emacs.d/Witcheat.org"))
            'default)
           (nil
            "Update Witchmacs"
            "Get the latest Witchmacs update. Check out the github commits for changes!"
            (lambda (&rest _) (update-config))
            'default)
           )
          ;; line 2
          ((,nil
            "Open scratch buffer"
            "Switch to the scratch buffer"
            (lambda (&rest _) (create-scratch-buffer))
            'default)
           (nil
            "Open config.el"
            "Open Witchmacs' configuration file for easy editing"
            (lambda (&rest _) (find-file "~/.emacs.d/config.el"))
            'default)
		   (nil
			"Open init.el"
			"Open init file"
			(lambda (&rest _) (find-file "~/.emacs.d/init.el"))
			'default)))))


;(insert (concat
;         (propertize (format "%d packages loaded in %s"
;                             (length package-activated-list) (emacs-init-time))
;                     'face 'font-lock-comment-face)))
;
;(dashboard-center-line)

(use-package which-key
  :ensure t
  :diminish which-key-mode
  :init
  (which-key-mode))

(use-package swiper
      :ensure t
      :bind ("C-s" . 'swiper))

(use-package evil
  :ensure t
  :defer nil
  :init
  (setq evil-want-keybinding nil)
  (setq evil-want-C-u-scroll t)
  :config
  (evil-mode 1))

;(use-package evil-collection
;  :after evil
;  :ensure t
;  :config
;  (evil-collection-init))

(use-package beacon
  :ensure t
  :diminish beacon-mode
  :init
  (beacon-mode 1))

(use-package avy
      :ensure t
      :bind
      ("M-s" . avy-goto-char))

(use-package switch-window
      :ensure t
      :config
      (setq switch-window-input-style 'minibuffer)
      (setq switch-window-increase 4)
      (setq switch-window-threshold 2)
      (setq switch-window-shortcut-style 'qwerty)
      (setq switch-window-qwerty-shortcuts
		'("a" "s" "d" "f" "j" "k" "l"))
      :bind
      ([remap other-window] . switch-window))

(use-package ido
  :init
  (ido-mode 1)
  :config
  (setq ido-enable-flex-matching nil)
  (setq ido-create-new-buffer 'always)
  (setq ido-everywhere t))

(use-package ido-vertical-mode
  :ensure t
  :init
  (ido-vertical-mode 1))
; This enables arrow keys to select while in ido mode. If you want to
; instead use the default Emacs keybindings, change it to
; "'C-n-and-C-p-only"
(setq ido-vertical-define-keys 'C-n-C-p-up-and-down)

(use-package async
      :ensure t
      :init
      (dired-async-mode 1))

(use-package page-break-lines
  :ensure t
  :diminish (page-break-lines-mode visual-line-mode))

(use-package undo-tree
  :ensure t
  :diminish undo-tree-mode)

(use-package treemacs
  :ensure t
  :defer t
  :init
  (with-eval-after-load 'winum
    (define-key winum-keymap (kbd "M-0") #'treemacs-select-window))
  :config
  (progn
    (setq treemacs-collapse-dirs                 (if (executable-find "python3") 3 0)
          treemacs-deferred-git-apply-delay      0.5
          treemacs-display-in-side-window        t
          treemacs-eldoc-display                 t
          treemacs-file-event-delay              5000
          treemacs-file-follow-delay             0.2
          treemacs-follow-after-init             t
          treemacs-git-command-pipe              ""
          treemacs-goto-tag-strategy             'refetch-index
          treemacs-indentation                   2
          treemacs-indentation-string            " "
          treemacs-is-never-other-window         nil
          treemacs-max-git-entries               5000
          treemacs-missing-project-action        'ask
          treemacs-no-png-images                 nil
          treemacs-no-delete-other-windows       t
          treemacs-project-follow-cleanup        nil
          treemacs-persist-file                  (expand-file-name ".cache/treemacs-persist" user-emacs-directory)
          treemacs-recenter-distance             0.1
          treemacs-recenter-after-file-follow    nil
          treemacs-recenter-after-tag-follow     nil
          treemacs-recenter-after-project-jump   'always
          treemacs-recenter-after-project-expand 'on-distance
          treemacs-show-cursor                   nil
          treemacs-show-hidden-files             t
          treemacs-silent-filewatch              nil
          treemacs-silent-refresh                nil
          treemacs-sorting                       'alphabetic-desc
          treemacs-space-between-root-nodes      t
          treemacs-tag-follow-cleanup            t
          treemacs-tag-follow-delay              1.5
          treemacs-width                         30)
    (treemacs-resize-icons 11)

    (treemacs-follow-mode t)
    (treemacs-filewatch-mode t)
    (treemacs-fringe-indicator-mode t)
    (pcase (cons (not (null (executable-find "git")))
                 (not (null (executable-find "python3"))))
      (`(t . t)
       (treemacs-git-mode 'deferred))
      (`(t . _)
       (treemacs-git-mode 'simple))))
  :bind
  (:map global-map
        ("M-0"       . treemacs-select-window)
        ("C-x t 1"   . treemacs-delete-other-windows)
        ("C-x t t"   . treemacs)
        ("C-x t B"   . treemacs-bookmark)
        ("C-x t C-t" . treemacs-find-file)
        ("C-x t M-t" . treemacs-find-tag)))

(use-package treemacs-evil
  :after treemacs evil
    :ensure t)

  (use-package treemacs-icons-dired
    :after treemacs dired
    :ensure t
    :config (treemacs-icons-dired-mode))

(use-package magit
  :ensure t)

(use-package eldoc
  :diminish eldoc-mode)

(use-package abbrev
  :diminish abbrev-mode)

(use-package company
  :ensure t
  :diminish (meghanada-mode company-mode irony-mode)
  :config
  (setq company-idle-delay 0)
  (setq company-minimum-prefix-length 3)
  (define-key company-active-map (kbd "M-n") nil)
  (define-key company-active-map (kbd "M-p") nil)
  (define-key company-active-map (kbd "C-n") #'company-select-next)
  (define-key company-active-map (kbd "C-p") #'company-select-previous)
  (define-key company-active-map (kbd "SPC") #'company-abort)
  :hook
  ((java-mode c-mode c++-mode) . company-mode))

(use-package yasnippet
  :ensure t
  :diminish yas-minor-mode
  :hook
  ((c-mode c++-mode) . yas-minor-mode)
  :config
  (yas-reload-all))

(use-package yasnippet-snippets
  :ensure t)

(use-package company-c-headers
  :defer nil
  :ensure t)

(use-package company-irony
  :defer nil
  :ensure t
  :config
  (setq company-backends '((company-c-headers
                            company-dabbrev-code
                            company-irony))))
(use-package irony
  :defer nil
  :ensure t
  :config
  :hook
  ((c++-mode c-mode) . irony-mode)
  ('irony-mode-hook) . 'irony-cdb-autosetup-compile-options)

(use-package meghanada
  :ensure t
  :defer nil
  :config
  (add-hook 'java-mode-hook
            (lambda ()
              (meghanada-mode t)))
  (setq meghanada-java-path "java")
  (setq meghanada-maven-path "mvn"))

(use-package evil-surround
  :ensure t
  :config
  (global-evil-surround-mode 1))