modified from https://github.com/flyingmachine/emacs-for-clojure

;;;;
;; Packages
;;;;

;; Define package repositories
(require 'package)
(add-to-list 'package-archives
'("marmalade" . "http://marmalade-repo.org/packages/") t)
(add-to-list 'package-archives
'("tromey" . "http://tromey.com/elpa/") t)
(add-to-list 'package-archives
'("melpa" . "http://melpa.milkbox.net/packages/") t)

;; (setq package-archives '(("gnu" . "http://elpa.gnu.org/packages/")
;; ("marmalade" . "http://marmalade-repo.org/packages/")
;; ("melpa" . "http://melpa-stable.milkbox.net/packages/")))

;; Load and activate emacs packages. Do this first so that the
;; packages are loaded before you start trying to modify them.
;; This also sets the load path.
(package-initialize)

;; Download the ELPA archive description if needed.
;; This informs Emacs about the latest versions of all packages, and
;; makes them available for download.
(when (not package-archive-contents)
(package-refresh-contents))

;; The packages you want installed. You can also install these
;; manually with M-x package-install
;; Add in your own as you wish:
(defvar my-packages
'(;; makes handling lisp expressions much, much easier
;; Cheatsheet: http://www.emacswiki.org/emacs/PareditCheatsheet
paredit

;; key bindings and code colorization for Clojure  
;; https://github.com/clojure-emacs/clojure-mode  
clojure-mode

;; extra syntax highlighting for clojure  
clojure-mode-extra-font-locking

;; integration with a Clojure REPL  
;; https://github.com/clojure-emacs/cider  
cider

;; allow ido usage in as many contexts as possible. see  
;; customizations/navigation.el line 23 for a description  
;; of ido  
ido-ubiquitous

;; Enhances M-x to allow easier execution of commands. Provides  
;; a filterable list of possible commands in the minibuffer  
;; http://www.emacswiki.org/emacs/Smex  
smex

;; project navigation  
projectile

;; colorful parenthesis matching  
rainbow-delimiters

;; edit html tags like sexps  
;; tagedit

;; git integration  
;;magit  
))

(dolist (p my-packages)
(when (not (package-installed-p p))
(package-install p)))

;; Place downloaded elisp files in ~/.emacs.d/vendor. You'll then be able
;; to load them.
;;
;; For example, if you download yaml-mode.el to ~/.emacs.d/vendor,
;; then you can add the following code to this file:
;;
;; (require 'yaml-mode)
;; (add-to-list 'auto-mode-alist '("\\.yml$" . yaml-mode))
;;
;; Adding this code will make Emacs enter yaml mode whenever you open
;; a .yml file
(add-to-list 'load-path "~/.emacs.d/vendor")

;; change default start up directory
(setq default-directory "C:/Users/hello/")

;; Go straight to scratch buffer on startup
(setq inhibit-startup-message t)

;; "When several buffers visit identically-named files,
;; Emacs must give the buffers distinct names. The usual method
;; for making buffer names unique adds ‘’, ‘’, etc. to the end
;; of the buffer names (all but one of them).
;; The forward naming method includes part of the file's directory
;; name at the beginning of the buffer name
;; https://www.gnu.org/software/emacs/manual/html_node/emacs/Uniquify.html
(require 'uniquify)
(setq uniquify-buffer-name-style 'forward)

;; Turn on recent file mode so that you can more easily switch to
;; recently edited files when you first start emacs
(setq recentf-save-file (concat user-emacs-directory ".recentf"))
(require 'recentf)
(recentf-mode 1)
(setq recentf-max-menu-items 40)

;; ido-mode allows you to more easily navigate choices. For example,
;; when you want to switch buffers, ido presents you with a list
;; of buffers in the the mini-buffer. As you start to type a buffer's
;; name, ido will narrow down the list of buffers to match the text
;; you've typed in
;; http://www.emacswiki.org/emacs/InteractivelyDoThings
(ido-mode t)
;; This allows partial matches, e.g. "tl" will match "Tyrion Lannister"
(setq ido-enable-flex-matching t)
;; Turn this behavior off because it's annoying
(setq ido-use-filename-at-point nil)
;; Don't try to match file across all "work" directories; only match files
;; in the current directory displayed in the minibuffer
(setq ido-auto-merge-work-directories-length -1)
;; Includes buffer names of recently open files, even if they're not
;; open now
(setq ido-use-virtual-buffers t)
;; This enables ido in all contexts where it could be useful, not just
;; for selecting buffer and file names
(ido-ubiquitous-mode 1)
;; Shows a list of buffers
(global-set-key (kbd "C-x C-b") 'ibuffer)

;; Enhances M-x to allow easier execution of commands. Provides
;; a filterable list of possible commands in the minibuffer
;; http://www.emacswiki.org/emacs/Smex
(setq smex-save-file (concat user-emacs-directory ".smex-items"))
(smex-initialize)
(global-set-key (kbd "M-x") 'smex)

;; projectile everywhere!
(projectile-global-mode)

;; turn on menu bar
(menu-bar-mode 1)

;; Show line numbers
(global-linum-mode)

;; You can uncomment this to remove the graphical toolbar at the top. After
;; awhile, you won't need the toolbar.
;; (when (fboundp 'tool-bar-mode)
;; (tool-bar-mode -1))

;; Don't show native OS scroll bars for buffers because they're redundant
(when (fboundp 'scroll-bar-mode)
(scroll-bar-mode -1))

;; Color Themes
;; Read http://batsov.com/articles/2012/02/19/color-theming-in-emacs-reloaded/
;; for a great explanation of emacs color themes.
;; https://www.gnu.org/software/emacs/manual/html_node/emacs/Custom-Themes.html
;; for a more technical explanation.
(add-to-list 'custom-theme-load-path "~/.emacs.d/themes")
(add-to-list 'load-path "~/.emacs.d/themes")
(load-theme 'tomorrow-night-bright t)

;; increase font size for better readability
(set-face-attribute 'default nil :height 120)

;; These settings relate to how emacs interacts with your operating system
(setq ;; makes killing/yanking interact with the clipboard
x-select-enable-clipboard t

  ;; I'm actually not sure what this does but it's recommended?  
  x-select-enable-primary t

  ;; Save clipboard strings into kill ring before replacing them.  
  ;; When one selects something in another program to paste it into Emacs,  
  ;; but kills something in Emacs before actually pasting it,  
  ;; this selection is gone unless this variable is non-nil  
  save-interprogram-paste-before-kill t

  ;; Shows all options when running apropos. For more info,  
  ;; https://www.gnu.org/software/emacs/manual/html\_node/emacs/Apropos.html  
  apropos-do-all t

  ;; Mouse yank commands yank at point instead of at click.  
  mouse-yank-at-point t)

;; enable cursor blinking
(blink-cursor-mode 1)

;; full path in title bar
(setq-default frame-title-format "%b (%f)")

;; don't pop up font menu
(global-set-key (kbd "s-t") '(lambda () (interactive)))

;; uncomment to disable bell
;; (setq ring-bell-function 'ignore)

;; Highlights matching parenthesis
(show-paren-mode 1)

;; Highlight current line
(global-hl-line-mode 1)

;; When you visit a file, point goes to the last place where it
;; was when you previously visited the same file.
;; http://www.emacswiki.org/emacs/SavePlace
(require 'saveplace)
(setq-default save-place t)
;; keep track of saved places in ~/.emacs.d/places
(setq save-place-file (concat user-emacs-directory "places"))

;; Emacs can automatically create backup files. This tells Emacs to
;; put all backups in ~/.emacs.d/backups. More info:
;; http://www.gnu.org/software/emacs/manual/html_node/elisp/Backup-Files.html
(setq backup-directory-alist `(("." . ,(concat user-emacs-directory
"backups"))))
(setq auto-save-default nil)

;; yay rainbows!
(global-rainbow-delimiters-mode t)

(setq electric-indent-mode 1)

;; For editing lisps
;; Automatically load paredit when editing a lisp file
;; More at http://www.emacswiki.org/emacs/ParEdit
(autoload 'enable-paredit-mode "paredit" "Turn on pseudo-structural editing of Lisp code." t)
(add-hook 'emacs-lisp-mode-hook #'enable-paredit-mode)
(add-hook 'eval-expression-minibuffer-setup-hook #'enable-paredit-mode)
(add-hook 'ielm-mode-hook #'enable-paredit-mode)
(add-hook 'lisp-mode-hook #'enable-paredit-mode)
(add-hook 'lisp-interaction-mode-hook #'enable-paredit-mode)
(add-hook 'scheme-mode-hook #'enable-paredit-mode)

;; eldoc-mode shows documentation in the minibuffer when writing code
;; http://www.emacswiki.org/emacs/ElDoc
(add-hook 'emacs-lisp-mode-hook 'turn-on-eldoc-mode)
(add-hook 'lisp-interaction-mode-hook 'turn-on-eldoc-mode)
(add-hook 'ielm-mode-hook 'turn-on-eldoc-mode)

;;;;
;; Clojure
;;;;

;; Enable paredit for Clojure
(add-hook 'clojure-mode-hook 'enable-paredit-mode)

;; This is useful for working with camel-case tokens, like names of
;; Java classes (e.g. JavaClassName)
(add-hook 'clojure-mode-hook 'subword-mode)

;; A little more syntax highlighting
(require 'clojure-mode-extra-font-locking)

;;;;
;; Cider
;;;;

;; provides minibuffer documentation for the code you're typing into the repl
(add-hook 'cider-mode-hook 'cider-turn-on-eldoc-mode)

;; go right to the REPL buffer when it's finished connecting
(setq cider-repl-pop-to-buffer-on-connect t)

;; When there's a cider error, show its buffer and switch to it
(setq cider-show-error-buffer t)
(setq cider-auto-select-error-buffer t)

;; Where to store the cider history.
(setq cider-repl-history-file "~/.emacs.d/cider-history")

;; Wrap when navigating history.
(setq cider-repl-wrap-history t)

;; enable paredit in your REPL
(add-hook 'cider-repl-mode-hook 'paredit-mode)