;;; ravi-init-vc.el --- vc control

;; Copyright (C) 2013

;; Author:  <ravi@nero.lan>
;; Keywords: vc

;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.

;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;; GNU General Public License for more details.

;; You should have received a copy of the GNU General Public License
;; along with this program.  If not, see <http://www.gnu.org/licenses/>.

;;; Commentary:

;; Version control initialization

;;; Code:

;; Git
(use-package magit
  :bind ("<M-f3>" . magit-status)
  :config
  (progn
    (setq-default
     magit-process-popup-time 10
     magit-diff-refine-hunk t
     magit-completing-read-function 'magit-ido-completing-read
     )
    (require 'fullframe)
    (fullframe magit-status magit-mode-quit-window :magit-fullscreen nil)
    (use-package vc-git
      :defer t
      :bind ("C-x v f" . vc-git-grep)
      :config
      (progn
        (global-magit-wip-save-mode)
        (diminish 'magit-wip-save-mode)
        )
      )
    ;(after-load 'magit-key-mode
    ;            (require 'magit-svn))

    (after-load 'compile
                (dolist (defn (list '(git-svn-updated "^\t[A-Z]\t\\(.*\\)$" 1 nil nil 0 1)
                                    '(git-svn-needs-update "^\\(.*\\): needs update$" 1 nil nil 2 1)))
                  (add-to-list 'compilation-error-regexp-alist-alist defn)
                  (add-to-list 'compilation-error-regexp-alist (car defn))))

    (use-package magit-svn
      :config (add-hook 'magit-mode-hook 'turn-on-magit-svn)
      :ensure t
      )

    (defvar git-svn--available-commands nil "Cached list of git svn subcommands")

    (defun git-svn (dir)
      "Run a git svn subcommand in DIR."
      (interactive "DSelect directory: ")
      (unless git-svn--available-commands
        (setq git-svn--available-commands
              (sanityinc/string-all-matches
               "^  \\([a-z\\-]+\\) +"
               (shell-command-to-string "git svn help") 1)))
      (let* ((default-directory (vc-git-root dir))
             (compilation-buffer-name-function (lambda (major-mode-name) "*git-svn*")))
        (compile (concat "git svn "
                   (ido-completing-read "git-svn command: "
                                        git-svn--available-commands nil t))))
      )

    (defun magit-toggle-whitespace ()
      (interactive)
      (if (member "-w" magit-diff-options)
          (magit-dont-ignore-whitespace)
        (magit-ignore-whitespace)))

    (defun magit-ignore-whitespace ()
      (interactive)
      (add-to-list 'magit-diff-options "-w")
      (magit-refresh))

    (defun magit-dont-ignore-whitespace ()
      (interactive)
      (setq magit-diff-options (remove "-w" magit-diff-options))
      (magit-refresh))

    (bind-key "W" 'magit-toggle-whitespace magit-status-mode-map)

    (defun magit-just-amend ()
      (interactive)
      (save-window-excursion
        (magit-with-refresh
          (shell-command "git --no-pager commit --amend --reuse-message=HEAD"))))
    (bind-key "C-a" 'magit-just-amend magit-status-mode-map)

    )
  :ensure t
  )
(use-package git-gutter
  :config
  (progn
    (use-package git-gutter-fringe
      :ensure t
      )
    (global-git-gutter-mode 1)
    )
  :ensure t
  :diminish git-gutter-mode
  )
(use-package git-commit-mode
  :ensure t
  )
(use-package git-rebase-mode
  :ensure t
  )
(use-package gitignore-mode
  :ensure t
  )
(use-package gitconfig-mode
  :ensure t
  )
(use-package git-messenger
  :ensure t
  :bind ("C-x v p" . git-messenger:popup-message)
  )

(provide 'ravi-init-vc)
;;; ravi-init-vc.el ends here