;;; Emacs Config
;;;; indentation
(setq c-default-style "linux"
      c-basic-offset 4
      sgml-basic-offset 4)
(c-set-offset `inline-open 0)
(setq-default tab-width 4)
(add-hook 'sh-mode-hook (lambda () (setq tab-width 4)))

;;;; various options
(setq read-file-name-completion-ignore-case t
      inhibit-startup-screen t
      vc-follow-symlinks t
      custom-file (expand-file-name "~/.emacs.d/custom.el")
      gc-cons-threshold 100000000)
(load-theme 'fred t)
(savehist-mode 1)
(show-paren-mode 1)
(column-number-mode 1)
(tool-bar-mode -1)

;;;; not sure where to put this
(defun open-thunar-in-current-directory ()
  (interactive)
  (call-process "thunar" nil 0 nil "."))

;;; enable disabled functions
(put 'upcase-region 'disabled nil)
(put 'downcase-region 'disabled nil)
(put 'narrow-to-region 'disabled nil)

;;;; save backups and autosaves in tmp
(setq backup-directory-alist `((".*" . ,temporary-file-directory))
      auto-save-file-name-transforms `((".*" ,temporary-file-directory t)))

;;; Packages
;;;; install/load quelpa
(require 'package)
(add-to-list 'package-archives '("melpa" . "https://melpa.org/packages/"))
(package-initialize)
(setq quelpa-update-melpa-p nil)
(unless (require 'quelpa nil t)
  (with-temp-buffer
    (url-insert-file-contents "https://raw.github.com/quelpa/quelpa/master/bootstrap.el")
    (eval-buffer)))

;;;; install quelpa-use-package
(quelpa 'quelpa-use-package)
(require 'quelpa-use-package)

;;;; internal packages
(use-package ibuffer
  :bind ("C-x C-b" . ibuffer)
  :config
  (setq ibuffer-saved-filter-groups
        (quote (("default"
                 ("emacs" (or
                           (name . "^\\*scratch\\*$")
                           (name . "^\\*Messages\\*$")))))))
  (add-hook 'ibuffer-mode-hook (lambda ()
            (ibuffer-auto-mode 1)
            (setq ibuffer-show-empty-filter-groups nil))))

(use-package compile
  :commands (compile recompile)
  :bind (("C-z" . recompile)
         ("C-S-z" . compile))
  :config
  (setq compilation-scroll-output 'first-error)
  (add-hook 'compilation-start-hook
            (lambda (x) (setq-local scroll-up-aggressively 0.0))))

(use-package verilog-mode
  :defer
  :config
  (setq verilog-indent-level 4
        verilog-indent-level-behavioral 4
        verilog-indent-level-declaration 4
        verilog-indent-level-module 4
        verilog-auto-newline nil
        verilog-linter "verilator --lint-only")
  (add-hook 'verilog-mode-hook (lambda () (setq indent-tabs-mode nil)))
  (add-to-list 'company-keywords-alist (cons 'verilog-mode verilog-keywords)))

(use-package python
  :defer
  :config
  (when (executable-find "ipython")
      (setq python-shell-interpreter "ipython")
      (setq python-shell-interpreter-args "-i --simple-prompt")
      (add-to-list 'python-shell-completion-native-disabled-interpreters "ipython")))

(use-package tramp
  :bind ("C-c C-f" . find-file-as-root)
  :config
  (add-to-list 'tramp-remote-path 'tramp-own-remote-path)
  (add-to-list 'tramp-remote-path '"/home/adam/asgoldsmith/install/bin/")
  (setq tramp-default-method "ssh")
  (defun find-file-as-root ()
    (interactive)
    (find-file (concat "/sudo::" (buffer-file-name)))))

(use-package comint
  :config
  (setq-default comint-scroll-to-bottom-on-input t    ; always insert at the bottom
                comint-scroll-to-bottom-on-output nil ; always add output at the bottom
                comint-scroll-show-maximum-output t   ; scroll to show max possible output
                ;; comint-completion-autolist t       ; show completion list when ambiguous
                comint-input-ignoredups t             ; no duplicates in command history
                comint-completion-addsuffix t         ; insert space/slash after file completion
                comint-buffer-maximum-size 20000      ; max length of the buffer in lines
                comint-get-old-input (lambda () "")   ; what to run when i press enter on a
                                                      ; line above the current prompt
                comint-input-ring-size 500)           ; max shell history size
  (add-hook 'comint-mode-hook
            '(lambda () (setq-local show-trailing-whitespace nil))))

(use-package semantic
  :defer
  :init
  (add-hook 'c-mode-hook 'semantic-mode)
  :config
  (setq semantic-default-submodes '(global-semantic-idle-scheduler-mode
                                    global-semanticdb-minor-mode
                                    global-semantic-decoration-mode
                                    global-semantic-highlight-func-mode
                                    global-semantic-show-unmatched-syntax-mode
                                    global-semantic-idle-summary-mode
                                    global-semantic-stickyfunc-mode
                                    global-semantic-idle-local-symbol-highlight-mode)
        semantic-idle-scheduler-idle-time 0.2)

  ; inhibit semantic outside of specific modes
  (setq semantic-inhibit-functions
        #'(lambda () (not (member major-mode '(c-mode cc-mode java-mode)))))

  (eval-after-load "cc-mode"
    '(define-key c-mode-map (kbd "M-.") 'semantic-ia-fast-jump)))

(use-package term
  :config
  (add-hook 'term-mode-hook
            '(lambda () (setq-local
                         ;if this is t, it breaks shell-command
                         comint-prompt-read-only nil))))

(use-package gud
  :config
  (add-hook 'gud-mode-hook
            '(lambda () (setq-local comint-prompt-read-only t))))

(use-package whitespace
  :config
  (define-minor-mode whitespace-longlines-mode
    :lighter    " ll"
    :init-value nil
    :global     nil
    :group      'whitespace
    (let ((whitespace-style '(face lines-tail)))
      (whitespace-mode (if whitespace-longlines-mode
                           1 -1)))
    ;; sync states (running a batch job)
    (setq whitespace-longlines-mode whitespace-mode))
  (add-hook 'prog-mode-hook #'whitespace-longlines-mode))


(use-package org
  :defer
  :bind (:map org-mode-map ("C-z" . org-latex-export-to-pdf))
  :config
  ;; Make windmove work in org-mode:
  (add-hook 'org-shiftup-final-hook 'windmove-up)
  (add-hook 'org-shiftleft-final-hook 'windmove-left)
  (add-hook 'org-shiftdown-final-hook 'windmove-down)
  (add-hook 'org-shiftright-final-hook 'windmove-right)

  ;; enable line wraping
  (add-hook 'org-mode-hook '(lambda ()
                              (visual-line-mode)
                              (setq word-wrap t)))

  (setq org-confirm-babel-evaluate nil)
  (add-to-list 'org-babel-load-languages '(dot . t))
  (add-to-list 'org-src-lang-modes '("dot" . graphviz-dot)))

(use-package windmove
  :config
  (windmove-default-keybindings))

(use-package help-mode
  :config
  ; bind "g" to revert help buffers with no prompt
  (bind-key "g" (lambda () (interactive) (revert-buffer t t)) help-mode-map))

(use-package files
  :config
  ; bind a key to revert buffers with no prompt
  (bind-key "C-x M-v" (lambda () (interactive) (revert-buffer t t t))))

(use-package prog-mode
  :config
  (add-hook 'prog-mode-hook
            #'(lambda () (setq-local show-trailing-whitespace t))))

;;;; external packages (required)
(use-package company :ensure
  :config
  (global-company-mode)
  (setq company-idle-delay 0.1
    company-dabbrev-downcase nil
    company-dabbrev-ignore-case nil)
  (bind-key "<C-tab>" 'company-manual-begin))

(use-package smart-mode-line :ensure
  :config
  (setq sml/no-confirm-load-theme t)
  (sml/setup)
  (sml/apply-theme 'respectful)
  (setq sml/replacer-regexp-list '(("^~/\\.dotfiles/" ":dots:")
                                   ("^:dots:emacs/\\.emacs\\.d/" ":ED:")
                                   ("^~/Documents/" ":Doc:")
                                   ("^~/Programs/" ":Prog:")
                                   ("^:Doc:WPI/" ":WPI:")
                                   ("^/sshx:ccc:" ">ccc:")
                                   ("^>ccc:/home/asgoldsmith" ":>ccc:~"))
        rm-blacklist '(" company" " Undo-Tree" " ivy")))

(use-package avy :ensure
  :config
  (eval-after-load "isearch"
    '(define-key isearch-mode-map (kbd "C-'") 'avy-isearch))
  :bind (("C-;" . avy-goto-char)
         ("C-'" . avy-goto-char-2)))

(use-package smex :ensure
  :bind ("M-X" . smex-major-mode-commands))

(use-package swiper :ensure
  :bind (("C-s" . swiper)
         ("C-r" . swiper)
         ("C-c C-r" . ivy-resume)
         :map swiper-map ("C-r" . ivy-previous-line-or-history)
         :map ivy-minibuffer-map ("C-'" . ivy-avy))
  :init
  (bind-key "C-S-s" 'isearch-forward)
  (bind-key "C-S-r" 'isearch-backward)
  :config
  (ivy-mode 1)
  (defun ivy-backward-delete-char ()
    "Forward to `backward-delete-char'.
     Do less dumb things with directories
     On error (read-only), call `ivy-on-del-error-function'."
    (interactive)
    (if (and ivy--directory (= (minibuffer-prompt-end) (point)))
        (progn
          (let ((old-dir (file-name-nondirectory
                          (directory-file-name
                           (expand-file-name
                            ivy--directory)))))
            (ivy--cd (file-name-directory
                      (directory-file-name
                       (expand-file-name
                        ivy--directory))))
            (insert old-dir))
          (ivy--exhibit))
      (condition-case nil
          (backward-delete-char 1)
        (error
         (when ivy-on-del-error-function
           (funcall ivy-on-del-error-function)))))))

(use-package ivy-hydra :ensure)

(use-package counsel :ensure
  :bind (("M-x" . counsel-M-x)
         ("C-M-y" . counsel-yank-pop)
         ("C-x C-f" . counsel-find-file)
         :map counsel-find-file-map ("C-M-i" . counsel-find-file-edit-path)
         :map counsel-find-file-map ("C-DEL" . ivy-backward-kill-word)
         :map counsel-find-file-map ("C-<backspace>" . ivy-backward-kill-word)
         :map counsel-find-file-map ("M-DEL" . counsel-up-directory)
         :map counsel-find-file-map ("M-<backspace>" . counsel-up-directory))
  :init
  (bind-key "C-c C-c M-x" 'execute-extended-command) ;;normal M-x.
  :config
  (setq ivy-extra-directories nil)
  (setq ivy-re-builders-alist
        '((counsel-M-x . ivy--regex-fuzzy)
          (t . ivy--regex-plus)))
  (assq-delete-all 'counsel-M-x ivy-initial-inputs-alist)

  (defun counsel-find-file-edit-path ()
    "Edit the current path in ivy find-file"
    (interactive)
    (let ((old-path
           (substring (concat (expand-file-name ivy--directory) ivy-text) 1 -1)))
      (ivy--cd "/")
      (insert old-path))))

(use-package ace-window :ensure
  :bind ("M-p" . ace-window))

(use-package undo-tree :ensure
  :config
  (bind-key "M-/" 'undo-tree-visualize)
  (global-undo-tree-mode))

(use-package hydra :ensure
  :config
  ;config is in separate file because it is really big
  (load-file "~/.emacs.d/init-hydra.el"))

(use-package multiple-cursors :ensure)

(use-package expand-region :ensure
  :bind ("C-=" . er/expand-region))

(use-package company-quickhelp :ensure
  :config
  (company-quickhelp-mode 1)
  (setq company-quickhelp-delay 0.5))

(use-package magit :ensure
  :bind ("C-x g" . magit-status))

(use-package popwin :ensure
  :config
  (popwin-mode 1)
  (delete 'help-mode popwin:special-display-config)
  (add-to-list 'popwin:special-display-config '(help-mode :stick t)))

(use-package cat-mode :quelpa
  (cat-mode :fetcher github :repo "ad1217/emacs-cat-mode")
  :config
  (cat-mode 1)
  (bind-key "C-x C-M-C" 'kill-this-cat-kill-terminal)
  (eval-after-load "ibuffer"
    '(define-key ibuffer-mode-map (kbd "c") 'cat-set-ibuffer)))

(use-package dired+ :ensure
  :init
  (setq diredp-hide-details-initially-flag nil)
  :config
  (toggle-diredp-find-file-reuse-dir 1))

(use-package outline-magic :ensure
  :demand
  :bind (:map outline-minor-mode-map ("M-<tab>" . outline-cycle)))

;;;; optional external packages
(use-package arduino-mode
  :mode "\\.pde\\'"
  :mode "\\.ino\\'")

(use-package circe
  :config
  (setq circe-default-nick "ad1217"
        circe-reduce-lurker-spam t)
  (enable-circe-color-nicks)
  (setq circe-network-options
        '(("Freenode"
           :tls t
           :nick "ad1217"
           :sasl-username "ad1217"
           :sasl-password "ablablop"
           :channels ("#emacs-circe" "#qutebrowser" "#archlinux" "##linux"))
        ("WPI"
          :host "irc.wpiirc.net"
          :port 9999
          :use-tls t))
        circe-default-part-message ""))

(use-package company-c-headers
  :config
  (add-to-list 'company-backends 'company-c-headers))

(use-package company-jedi
  :init
  (add-hook 'python-mode-hook (lambda()
            (add-to-list 'company-backends 'company-jedi)
            (jedi-mode)))
  (setq jedi:use-shortcuts t
        jedi:get-in-function-call-delay 500
        jedi:tooltip-method nil)
  :commands (jedi-mode))

(use-package company-statistics
  :config
  (company-statistics-mode))

(use-package dtrt-indent
  :config
  (dtrt-indent-mode 1))

(use-package gnuplot-mode
  :mode ("\\.gp$" . gnuplot-mode))

(use-package markdown-mode
  :config
  (setq markdown-command "markdown_py -x markdown.extensions.wikilinks -x  markdown.extensions.smarty -x markdown.extensions.extra -x latex -x markdown.extensions.sane_lists -x markdown.extensions.toc -x markdown_checklist.extension -c ~/.emacs.d/markdownConfig.yml"
        markdown-enable-math t)
  :bind (:map markdown-mode-map
              ("<tab>" . markdown-demote)
              ("S-<tab>" . markdown-promote))
  :mode "\\.md\\'")

(use-package projectile
  :config
  (projectile-global-mode)
  (setq projectile-mode-line
        '(:eval (if (file-remote-p default-directory)
                    " P"
                  (format " P[%s]" (projectile-project-name)))))
  :bind (:map projectile-mode-map ("C-S-z" . projectile-compile-project)))

(use-package scad-mode
  :mode "\\.scad$"
  :config
  (defun scad-compile (ext)
    "Compile current buffer using 'scad-command' and the extention 'ext'"
    (interactive (list (completing-read "Extension: " '("stl" "off" "amf" "dxf" "svg" "csg" "png"))))
    (compile (concat scad-command " -o " (file-name-sans-extension buffer-file-name) "." ext " " buffer-file-name)))
  :bind (:map scad-mode-map ("C-c z" . scad-compile)))

(use-package smart-tabs-mode
  :config
  (smart-tabs-insinuate 'c 'c++ 'javascript))

(use-package todotxt-mode
  :commands (todotxt-open-file todotxt-mode)
  :bind ("C-c t" . todotxt-open-file)
  :init
  (setq todotxt-base-path (expand-file-name "~/Documents/todo")
        todotxt-default-file (concat todotxt-base-path "/todo.txt")
        todotxt-default-archive-file (concat todotxt-base-path "/done.txt"))
  (add-to-list 'auto-mode-alist `(,(concat todotxt-base-path "/.*\\.txt$") . todotxt-mode))
  :config
  (setq todotxt-due-tag "due"
        todotxt-mode-keywords
        '(("^x .*$" 0 '(:foreground "gray80" :strike-through t))
          ("^(A) " 0 '(:foreground "red"))
          ("^(B) " 0 '(:foreground "orange"))
          ("^(C) " 0 '(:foreground "teal"))
          ("^(D) " 0 '(:foreground "light green"))
          ("^(Y) " 0 '(:foreground "light grey"))
          ("([A-Z]+)" . font-lock-builtin-face)
          ("\\([a-zA-Z0-9_-]+\\):\\([a-zA-Z0-9._-]+\\)" . font-lock-variable-name-face)
          ("+\\w+" . font-lock-function-name-face)
          ("@\\w+" . font-lock-type-face)
          ("#important" 0 '(:foreground "orange red")) ; special tag
          ("#waiting" 0 '(:foreground "dark orange")) ; special tag
          ("#\\w+" . font-lock-comment-face)
          ("-\\([a-zA-Z_-]+\\)" . font-lock-variable-name-face)
          ("^[0-9]+-[0-9]+-[0-9]+" 0 '(:foreground "gray90"))))
  (defun todotxt-open-sub ()
    "Opens the todotxt sub on current line"
    (interactive)
    (let ((line (thing-at-point 'line t)))
      (string-match "\\([^ ]+\\)/:\\([.A-Za-z0-9_]+\\)" line)
      (find-file (concat (match-string 1 line) "/" (match-string 2 line))))))

(use-package latex
  :bind (:map LaTeX-mode-map
              ("C-z" . latex-save-and-compile)
              ("C-c e" . tex-close-latex-block))
  :config
  (setq-default TeX-command-extra-options "-shell-escape")
  (defun latex-save-and-compile ()
    (interactive)
    (save-buffer)
    (TeX-command "LaTeX" 'TeX-master-file -1))
  (add-hook 'LaTeX-mode-hook 'TeX-source-correlate-mode)
  (defun latex-tsv-to-table ()
    "Converts tab-seperated-values to a LaTeX table."
    (interactive)
    (let ((beg (region-beginning)) (end-line (line-number-at-pos (region-end))))
      (save-excursion
        (goto-line end-line)
        (indent-region beg (point-at-eol))
        (replace-regexp "\t" " & " nil beg (point-at-eol))
        (replace-regexp "$" " \\\\\\\\" nil beg (point-at-eol))
        (align beg (point))))))

(use-package fasd
  :config
  (global-fasd-mode 1)
  (bind-key "C-x C-S-f" 'fasd-find-file)
  (setq fasd-enable-initial-prompt nil
        fasd-completing-read-function 'ivy-completing-read))

(use-package yasnippet
  :defer
  :init
  (add-hook 'LaTeX-mode-hook
            '(lambda ()
               (yas-minor-mode)
               (define-key company-active-map "<backtab>" 'company-to-yasnippet)
               (define-key (current-local-map) "<backtab>" 'company-yasnippet)))
  :config
  (yas-reload-all)
  (defun company-to-yasnippet ()
    (interactive)
    (company-abort)
    (call-interactively 'company-yasnippet)))

(use-package highlight-indent-guides
  :config
  (add-hook 'prog-mode-hook 'highlight-indent-guides-mode))

(use-package helm-dash
  :config
  (setq helm-dash-browser-func 'eww
        helm-dash-enable-debugging nil)
  (add-hook 'python-mode-hook
            '(lambda ()(setq-local helm-dash-docsets '("Python 3")))))

(use-package pkgbuild-mode
  :config
  (setq pkgbuild-user-full-name "Adam Goldsmith"
        pkgbuild-user-mail-address "contact@adamgoldsmith.name"
        pkgbuild-makepkg-command "PKGEXT='.pkg.tar' makepkg -mf"))

(use-package mmm-mode
  :config
  (mmm-add-classes
   '((latex-python
      :submode python-mode
;      :creation-hook (lambda () (local-set-key (kbd "C-z") 'latex-save-and-compile))
      :face mmm-code-submode-face
      :front "\\\\begin{python}\n"
      :back "\\\\end{python}$")))
  (mmm-add-mode-ext-class 'latex-mode nil 'latex-python)
  (defun python-shell-send-overlay ()
    (interactive)
    (python-shell-send-region (previous-overlay-change (point)) (next-overlay-change (point))))
  (add-hook 'mmm-python-submode-hook
            (lambda ()
              (local-set-key (kbd "C-c C-c") 'python-shell-send-overlay))))

(use-package qml-mode
  :mode "\\.qml\\'")

(use-package jdee
  :defer
  :config
  (setq jdee-server-dir "~/.emacs.d/jdee-server/target"
        jdee-mode-line-format mode-line-format))

(use-package web-mode
  :mode "\\.html?\\'"
  :config
  (setq web-mode-markup-indent-offset 2
        web-mode-css-indent-offset 2
        web-mode-code-indent-offset 2))

(use-package js2-mode
  :mode "\\.js\\'"
  :config
  (setq js2-basic-offset 2))

;;; Local Variables
(add-to-list 'safe-local-eval-forms '(outline-hide-body))
;; Local Variables:
;; indent-tabs-mode: nil
;; eval: (outline-minor-mode)
;; eval: (outline-hide-body)
;; End: