;; TODO: link commits from vc-log to magit-show-commit
;; TODO: smerge-mode
(require-package 'gitignore-mode)
(require-package 'gitconfig-mode)
(require-package 'git-messenger) ;; Though see also vc-annotate's "n" & "p" bindings
(require-package 'git-timemachine)

(when (maybe-require-package 'magit)
  (setq-default
   magit-process-popup-time 10
   magit-diff-refine-hunk t
   magit-completing-read-function 'magit-ido-completing-read)

  ;; Hint: customize `magit-repo-dirs' so that you can use C-u M-F12 to
  ;; quickly open magit on any one of your projects.
  (global-set-key [(meta f12)] 'magit-status)
  (global-set-key (kbd "C-x g") 'magit-status)
  (global-set-key (kbd "C-x M-g") 'magit-dispatch-popup))

(after-load 'magit
  (define-key magit-status-mode-map (kbd "C-M-<up>") 'magit-section-up)
  (add-hook 'magit-popup-mode-hook 'sanityinc/no-trailing-whitespace))

(require-package 'fullframe)
(after-load 'magit
  (fullframe magit-status magit-mode-quit-window))

(when (maybe-require-package 'git-commit)
  (add-hook 'git-commit-mode-hook 'goto-address-mode))


;; Convenient binding for vc-git-grep
(global-set-key (kbd "C-x v f") 'vc-git-grep)



;;; git-svn support

;; (when (maybe-require-package 'magit-svn)
;;   (require-package 'magit-svn)
;;   (autoload 'magit-svn-enabled "magit-svn")
;;   (defun sanityinc/maybe-enable-magit-svn-mode ()
;;     (when (magit-svn-enabled)
;;       (magit-svn-mode)))
;;   (add-hook 'magit-status-mode-hook #'sanityinc/maybe-enable-magit-svn-mode))

(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))))

(defvar git-svn--available-commands nil "Cached list of git svn subcommands")
(defun git-svn--available-commands ()
  (or git-svn--available-commands
      (setq git-svn--available-commands
            (sanityinc/string-all-matches
             "^  \\([a-z\\-]+\\) +"
             (shell-command-to-string "git svn help") 1))))

(defun git-svn (dir command)
  "Run a git svn subcommand in DIR."
  (interactive (list (read-directory-name "Directory: ")
                     (completing-read "git-svn command: " (git-svn--available-commands) nil t nil nil (git-svn--available-commands))))
  (let* ((default-directory (vc-git-root dir))
         (compilation-buffer-name-function (lambda (major-mode-name) "*git-svn*")))
    (compile (concat "git svn " command))))


(require-package 'git-messenger)
(global-set-key (kbd "C-x v p") #'git-messenger:popup-message)


;; http://emacs.stackexchange.com/a/17733
(global-git-commit-mode)

(provide 'init-git)