(use-package org
  :ensure nil
  :config

  (use-package ox
    :ensure nil
    :config
    ;; Export language
    (setq org-export-default-language "zh-CN"))

  (use-package org-chinese-utils
    :ensure nil
    :config (org-chinese-utils-enable))

  (use-package ox-html
    :ensure nil
    :config
    ;; html
    (setq org-html-coding-system 'utf-8)
    (setq org-html-head-include-default-style t)
    (setq org-html-head-include-scripts t))

  (use-package ox-latex
    :ensure nil
    :config
    ;; 不要在latex输出文件中插入\maketitle
    (setq org-latex-title-command "")
    (setq org-latex-date-format "%Y-%m-%d")
    ;; (setq org-latex-create-formula-image-program 'imagemagick)  ;默认支持中文
    (setq org-latex-create-formula-image-program 'dvipng)          ;速度较快，但默认不支持中文
    (setq org-format-latex-options
          (plist-put org-format-latex-options :scale 2.5))
    (setq org-format-latex-options
          (plist-put org-format-latex-options :html-scale 2.5)))

  (use-package ox-latex-chinese
    :ensure nil
    :config (oxlc/toggle-ox-latex-chinese t))

  (use-package org-capture :ensure nil)
  (use-package ox-odt :ensure nil)
  (use-package ox-ascii :ensure nil)
  (use-package ox-beamer :ensure nil)
  (use-package ox-md :ensure nil)
  (use-package ox-deck :ensure nil)
  (use-package ox-rss :ensure nil)
  (use-package ox-s5 :ensure nil)
  (use-package org-mime :ensure nil)
  (use-package org-bookmark :ensure nil)
  (use-package org-protocol :ensure nil)
  (use-package org-screenshot :ensure nil)
  (use-package ox-bibtex :ensure nil)
  ;; (use-package ob-R :ensure nil)

  ;; org-plus-contrib
  (use-package ox-extra
    :ensure nil
    :config
    ;; 如果一个标题包含TAG: “ignore” ,导出latex时直接忽略这个标题，
    ;; 但对它的内容没有影响。
    (ox-extras-activate '(latex-header-blocks ignore-headlines)))

  (use-package ox-bibtex-chinese
    :ensure nil
    :config (ox-bibtex-chinese-enable))

  (use-package ob-plantuml
    :ensure nil
    :config
    (setq org-plantuml-jar-path "~/bin/plantuml.jar"))

  (use-package org-agenda
    :ensure nil
    :config
    (setq org-agenda-files
          (append (file-expand-wildcards "~/org/*.org")))
    (setq org-agenda-custom-commands
          '(("l" "agenda:"
             ((agenda  "" ((org-agenda-overriding-header "Two-Days")
                           (org-agenda-span 2)))
              (tags-todo "生活|IT|购物")))))
    (setq org-agenda-remove-tags t))

  (use-package ob-core
    :ensure  nil
    :config
    (setq org-confirm-babel-evaluate nil))

  ;; 自定义变量
  (setq eh-org-mathtoweb-file "~/bin/mathtoweb.jar")
  (setq org-latex-to-mathml-convert-command
        "java -jar %j -unicode -force -df %o %I"
        org-latex-to-mathml-jar-file
        eh-org-mathtoweb-file)
  (setq org-todo-keywords
        '((sequence "TODO(t)" "WAIT(w@/!)" "|" "DONE(d!)" "CANCELED(c@)")))
  (setq org-insert-heading-respect-content nil)
  (setq org-log-done t)
  (setq org-startup-indented nil)
  (setq org-edit-src-content-indentation 0)
  (setq org-export-backends
        '(ascii beamer html latex md deck rss s5 odt))
  (add-to-list 'auto-mode-alist
               '("\.\(org\|org_archive\)$" . org-mode))

  ;; org默认使用"_下标"来定义一个下标，使用"^上标"定义一个上标，
  ;; 但这种方式在中文环境中与下划线冲突。
  ;; 这里强制使用"_{下标}"来定义一个下标。"^{上标}"来定义一个上标。
  (setq org-export-with-sub-superscripts '{})
  (setq org-use-sub-superscripts '{})

  ;; org-bable设置
  (setq org-src-fontify-natively t)

  (org-babel-do-load-languages
   'org-babel-load-languages
   '((org . t)
     ;; (R . t)
     (ditaa . nil)
     (dot . nil)
     (emacs-lisp . t)
     (gnuplot . t)
     (haskell . nil)
     (mscgen . t)
     (latex . t)
     (ocaml . nil)
     (perl . t)
     (python . nil)
     (ruby . nil)
     (screen . nil)
     ;; (shell . nil)
     (sql . nil)
     (sqlite . nil)))

  ;; Use Cairo graphics device by default,which can get better graphics quality.
  ;; you shoule add below lines to you ~/.Rprofile
  ;;    require("Cairo")
  ;;    CairoFonts(regular="SimSun:style=Regular",
  ;;             bold="SimHei:style=Regular",
  ;;             italic="KaiTi_GB2312:style=Regular",
  ;;             symbol="Symbol")
  ;;
  ;; (setq org-babel-R-graphics-devices
  ;;   '((:bmp "bmp" "filename")
  ;;     (:jpg "jpeg" "filename")
  ;;     (:jpeg "jpeg" "filename")
  ;;     (:tikz "tikz" "file")
  ;;     (:tiff "tiff" "filename")
  ;;     (:png "CairoPNG" "filename")
  ;;     (:svg "CairoSVG" "file")
  ;;     (:pdf "CairoPDF" "file")
  ;;     (:ps "CairoPS" "file")
  ;;     (:postscript "postscript" "file")))

  ;; Add new easy templates
  (setq org-structure-template-alist
        (append '(("r" "#+BEGIN_SRC R\n?\n#+END_SRC")
                  ("e" "#+BEGIN_SRC emacs-lisp\n?\n#+END_SRC")
                  ("ex" "#+BEGIN_EXAMPLE\n?\n#+END_EXAMPLE")
                  ("rh" "#+PROPERTY: header-args:R  :session *R* :tangle yes :colnames yes :rownames no :width 700 :height 500 :exports both")
                  ("rv" "#+BEGIN_SRC R :results value\n?\n#+END_SRC")
                  ("ro" "#+BEGIN_SRC R :results output verbatim\n?\n#+END_SRC")
                  ("rg" "#+BEGIN_SRC R :results graphics :file ?\n\n#+END_SRC")
                  ("rs" "#+BEGIN_SRC R :results output silent\n?\n#+END_SRC")
                  ("rd" "#+BEGIN_SRC R :colnames no :results value drawer\n`%c%` <- function(a,b){c(a,b)}\n?\n#+END_SRC"))
                org-structure-template-alist))

  (defun eh-org-fill-paragraph ()
    "Fill org paragraph"
    (interactive)
    (let ((fill-column 10000000))
      (org-fill-paragraph))))