1 files changed, 333 insertions, 0 deletions
diff --git a/functions/fish_prompt.fish b/functions/fish_prompt.fish
new file mode 100644
index 0000000..180359d
--- /dev/null
+++ b/functions/fish_prompt.fish
@@ -0,0 +1,333 @@
+
+# Set these options in your config.fish (if you want to :])
+#
+#     set -g theme_display_user yes
+#     set -g theme_hostname never
+#     set -g theme_hostname always
+#     set -g default_user your_normal_user
+
+
+
+# Backward compatibility
+#
+# Note: Do not depend on these behavior. These can be removed in anytime by the
+# author in the name of code readability.
+if set -q theme_hide_hostname
+  # Existing $theme_hostname will always override $theme_hide_hostname
+  if not set -q theme_hostname
+    if [ "theme_hide_hostname" = "yes" ]
+      set -g theme_hostname never
+    end
+    if [ "theme_hide_hostname" = "no" ]
+      set -g theme_hostname always
+    end
+  end
+end
+
+
+#
+# Segments functions
+#
+set -g current_bg NONE
+set -g segment_separator \uE0B0
+
+function prompt_segment -d "Function to draw a segment"
+  set -l bg
+  set -l fg
+  if [ -n "$argv[1]" ]
+    set bg $argv[1]
+  else
+    set bg normal
+  end
+  if [ -n "$argv[2]" ]
+    set fg $argv[2]
+  else
+    set fg normal
+  end
+  if [ "$current_bg" != 'NONE' -a "$argv[1]" != "$current_bg" ]
+    set_color -b $bg
+    set_color $current_bg
+    echo -n "$segment_separator "
+    set_color -b $bg
+    set_color $fg
+  else
+    set_color -b $bg
+    set_color $fg
+    echo -n " "
+  end
+  set current_bg $argv[1]
+  if [ -n "$argv[3]" ]
+    echo -n -s $argv[3] " "
+  end
+end
+
+function prompt_finish -d "Close open segments"
+  if [ -n $current_bg ]
+    set_color -b normal
+    set_color $current_bg
+    echo -n "$segment_separator "
+  end
+  set -g current_bg NONE
+end
+
+
+#
+# Components
+#
+function prompt_virtual_env -d "Display Python virtual environment"
+  if test "$VIRTUAL_ENV"
+    prompt_segment white black (basename $VIRTUAL_ENV)
+  end
+end
+
+
+function prompt_user -d "Display current user if different from $default_user"
+  set -l BG 444444
+  set -l FG BCBCBC
+
+  if [ "$theme_display_user" = "yes" ]
+    if [ "$USER" != "$default_user" -o -n "$SSH_CLIENT" ]
+      set USER (whoami)
+      get_hostname
+      if [ $HOSTNAME_PROMPT ]
+        set USER_PROMPT $USER@$HOSTNAME_PROMPT
+      else
+        set USER_PROMPT $USER
+      end
+      prompt_segment $BG $FG $USER_PROMPT
+    end
+  else
+    get_hostname
+    if [ $HOSTNAME_PROMPT ]
+      prompt_segment $BG $FG $HOSTNAME_PROMPT
+    end
+  end
+end
+
+function get_hostname -d "Set current hostname to prompt variable $HOSTNAME_PROMPT if connected via SSH"
+  set -g HOSTNAME_PROMPT ""
+  if [ "$theme_hostname" = "always" -o \( "$theme_hostname" != "never" -a -n "$SSH_CLIENT" \) ]
+    set -g HOSTNAME_PROMPT (hostname)
+  end
+end
+
+function prompt_shlv -d "Display level shell"
+  set pline ''
+  if [ "$VIMRUNTIME" != "" ]
+    set pline 'vim'
+    if [ "$SHLVL" -gt 3 ]
+      set pline 'vim:['$SHLVL']'
+    end
+  else
+    if [ "$SHLVL" -gt 2 ]
+      set pline '['$SHLVL']'
+    end
+  end
+  if [ $pline != '' ]
+    prompt_segment 8C8C8C black "$pline"
+  end
+end
+
+function prompt_todo -d "Display todo"
+  set all (todo | wc -l)
+  set chkd (todo checked | wc -l)
+  set td (math "$all-$chkd")
+
+  if [ $all -gt 0 ]
+    prompt_segment 5C5C5C blue "$td/$all"
+  end
+end
+
+
+
+
+
+function prompt_dir -d "Display the current directory"
+  prompt_segment 1C1C1C FFFFFF (prompt_pwd)
+end
+
+function git_status_summary -d "Deal with git status --porcelain"
+  awk '
+  BEGIN {
+    untracked=0;
+    unstaged=0;
+    staged=0;
+    ahead=0;
+    behind=0;
+  }
+  {
+    if (!after_first && $0 ~ /^##.+/) {
+      if ( match($0, /ahead ([1-9]+)/, a) ) {
+        ahead=a[1];
+      }
+      if ( match($0, /behind ([1-9]+)/, a) ) {
+        behind=a[1];
+      }
+    } else if ($0 ~ /^\?\? .+/) {
+      untracked += 1
+    } else {
+      if ($0 ~ /^.[^ ] .+/) {
+        unstaged += 1
+      }
+      if ($0 ~ /^[^ ]. .+/) {
+        staged += 1
+      }
+    }
+    after_first = 1
+  }
+  END {
+    if (!seen_header) {
+
+    }
+    print ahead ";" behind ";" untracked ";" unstaged ";" staged
+  }'
+end
+
+
+function prompt_git -d "Display the current git state"
+  set -l ref
+  if [ -e .git ]
+    set ref (command git symbolic-ref HEAD 2> /dev/null)
+    if [ $status -gt 0 ]
+      set -l branch (command git show-ref --head -s --abbrev |head -n1 2> /dev/null)
+      set ref "➦ $branch "
+    end
+    set branch_symbol \uE0A0
+    set -l branch (echo $ref | sed  "s-refs/heads/-$branch_symbol -")
+
+    set -l BG PROMPT
+
+    set dirty ''
+    set gstatus ( git status --porcelain -b | git_status_summary )
+
+    # Check for commit ahead
+    set ahead  (echo $gstatus | cut -d ';' -f 1)
+    # Check for commit behind
+    set behind (echo $gstatus | cut -d ';' -f 2)
+    # Check for modified files
+    set unstdg (echo $gstatus | cut -d ';' -f 3)
+    # Check for untracked files
+    set untrkd (echo $gstatus | cut -d ';' -f 4)
+    # Check for staged files
+    set staged (echo $gstatus | cut -d ';' -f 5)
+
+    if [ $ahead -gt 0 ] 
+      set dirty $dirty'↑:'$ahead' '
+    end
+    if [ $behind -gt 0 ] 
+      set dirty $dirty'↓:'$behind' '
+    end
+    if [ $untrkd -gt 0 ] 
+      set dirty $dirty'U:'$untrkd' '
+    end
+    if [ $unstdg -gt 0 ] 
+      set dirty $dirty'?:'$unstdg' '
+    end
+    if [ $staged -gt 0 ] 
+      set dirty $dirty'S:'$staged' '
+    end
+
+
+    if [ $staged -eq 0 -a $untrkd -eq 0 ]
+      set BG green
+      set PROMPT "$branch $dirty"
+    else
+      set BG yellow
+
+      # Check if there's any commit in the repo
+      set -l empty 0
+      git rev-parse --quiet --verify HEAD > /dev/null ^&1; or set empty 1
+
+      set -l target
+      if [ $empty = 1 ]
+        # The repo is empty
+        set dirty ''
+        set target '4b825dc642cb6eb9a060e54bf8d69288fbee4904'
+
+      else
+        # The repo is not emtpy
+        set target 'HEAD'
+
+        # Check for unstaged change only when the repo is not empty
+        set -l unstaged 0
+        git diff --no-ext-diff --ignore-submodules=dirty --quiet --exit-code; or set unstaged 1
+        if [ $unstaged = 1 ]; set dirty $dirty'●'; end
+      end
+
+      # Check for staged change
+      set -l staged 0
+      git diff-index --cached --quiet --exit-code --ignore-submodules=dirty $target; or set staged 1
+      if [ $staged = 1 ]; set dirty $dirty'✚'; end
+
+      # Check for dirty
+      if [ "$dirty" = "" ]
+        set PROMPT "$branch"
+      else
+        set PROMPT "$branch $dirty"
+      end
+    end
+    prompt_segment $BG black $PROMPT
+  end
+end
+
+
+function prompt_status -d "the symbols for a non zero exit status, root and background jobs"
+    if [ $RETVAL -ne 0 ]
+      prompt_segment black red "✘"
+    end
+
+    # if superuser (uid == 0)
+    set -l uid (id -u $USER)
+    if [ $uid -eq 0 ]
+      prompt_segment black yellow "⚡"
+    end
+
+    # Jobs display
+    if [ (jobs -l | wc -l) -gt 0 ]
+      prompt_segment black cyan "⚙"
+    end
+end
+
+function available -a name -d "Check if a function or program is available."
+  type "$name" ^/dev/null >&2
+end
+
+function prompt_battery
+  set str (acpi | grep -oP 'Full|Charging|Discharging|\d+%|\d+:\d+' | tr --truncate-set1 '\n' ' ' | read charging percent time)
+
+  if [ $time = "" ]
+    set time "===="
+  end
+
+  if [ $charging = "Charging" ]
+    set charging "blue"
+  else if [ $charging = "Discharging" ]
+    set charging "green"
+  else
+    set charging "cyan"
+  end
+
+  set percent $percent
+
+  prompt_segment $charging white "$time $percent"
+end
+
+function prompt_time
+  prompt_segment white black (date "+%H:%M:%S")
+end
+
+#
+# Prompt
+#
+function fish_prompt
+  set -g RETVAL $status
+  prompt_time
+  prompt_status
+  prompt_virtual_env
+  prompt_user
+  prompt_dir
+  prompt_todo
+  prompt_shlv
+  available git; and prompt_git
+  prompt_finish
+end