#!/usr/bin/env fish

set -U fish_user_paths $HOME/.local/bin $HOME/scripts $HOME/.doom-emacs/bin $HOME/.emacs.d/bin
set TERM "xterm-256color"
set EDITOR "emacsclient -c -a"
set VISUAL "emacsclient -c -a emacs"

function fish_greeting -d "what's up, fish?"
    # set_color $fish_color_autosuggestion[1]
    # uname -npsr
    # uptime
    # set_color normal
end

## Instead of using a fish prompt, I'm using the starship-rs cross shell prompt.

# function fish_title
#     if [ "$theme_display_virtualenv" = 'no' -o -z "$VIRTUAL_ENV" ]
#         printf '(%s) %s' $_ (prompt_pwd)
#     else
#         printf '(%s) %s' (basename "$VIRTUAL_ENV") (prompt_pwd)
#     end
# end

# function _prompt_whoami -a sep_color -a color -d "Display user@host if on a SSH session"
#     if set -q SSH_TTY
#         echo -n -s $color (whoami)@(hostnamectl --static) $sep_color '|'
#     end
# end

# function _git_branch_name
#     echo (command git symbolic-ref HEAD 2> /dev/null | sed -e 's|^refs/heads/||')
# end

# function _is_git_dirty
#     echo (command git status -s --ignore-submodules=dirty 2> /dev/null)
# end

# function _git_ahead_count -a remote -a branch_name
#     echo (command git log $remote/$branch_name..HEAD 2> /dev/null | \
    #     grep '^commit' | wc -l | tr -d ' ')
    # end

    # function _git_dirty_remotes -a remote_color -a ahead_color
    #     set current_branch (command git rev-parse --abbrev-ref HEAD 2> /dev/null)
    #     set current_ref (command git rev-parse HEAD 2> /dev/null)

    #     for remote in (git remote | grep 'origin\|upstream')

    #         set -l git_ahead_count (_git_ahead_count $remote $current_branch)

    #         set remote_branch "refs/remotes/$remote/$current_branch"
    #         set remote_ref (git for-each-ref --format='%(objectname)' $remote_branch)
    #         if test "$remote_ref" != ''
    #             if test "$remote_ref" != $current_ref
    #                 if [ $git_ahead_count != 0 ]
    #                     echo -n "$remote_color!"
    #                     echo -n "$ahead_color+$git_ahead_count$normal"
    #                 end
    #             end
    #         end
    #     end
    # end

    # function _prompt_git -a gray normal orange red yellow
    #     test "$theme_display_git" = no; and return
    #     set -l git_branch (_git_branch_name)
    #     test -z $git_branch; and return
    #     if test "$theme_display_git_dirty" = no
    #         echo -n -s $gray '‹' $yellow $git_branch $gray '› '
    #         return
    #     end
    #     set dirty_remotes (_git_dirty_remotes $red $orange)
    #     if [ (_is_git_dirty) ]
    #         echo -n -s $gray '‹' $yellow $git_branch $red '*' $dirty_remotes $gray '› '
    #     else
    #         echo -n -s $gray '‹' $yellow $git_branch $red $dirty_remotes $gray '› '
    #     end
    # end

    # function _prompt_pwd
    #     set_color -o cyan
    #     printf '%s' (prompt_pwd)
    # end

    # function _prompt_status_arrows -a exit_code
    #     if test $exit_code -ne 0
    #         set arrow_colors green
    #     else
    #         set arrow_colors green
    #     end

    #     for arrow_color in $arrow_colors
    #         set_color $arrow_color
    #         printf '»'
    #     end
    # end

    # function fish_prompt
    #     set -l exit_code $status

    #     set -l gray (set_color 666)
    #     set -l blue (set_color blue)
    #     set -l red (set_color red)
    #     set -l normal (set_color normal)
    #     set -l yellow (set_color yellow)
    #     set -l orange (set_color ff9900)
    #     set -l green (set_color green)

    #     printf $gray'['

    #     _prompt_whoami $gray $green

    #     if test "$theme_display_pwd_on_second_line" != yes
    #         _prompt_pwd
    #         printf '%s' $gray
    #     end

    #     printf '%s] ⚡️ %0.3fs' $gray (math $CMD_DURATION / 1000)

    #     if set -q SCORPHISH_GIT_INFO_ON_FIRST_LINE
    #         set theme_display_git_on_first_line
    #     end

    #     if set -q theme_display_git_on_first_line
    #         _prompt_git $gray $normal $orange $red $yellow
    #     end

    #     if test "$theme_display_pwd_on_second_line" = yes
    #         printf $gray'\n‹'
    #         _prompt_pwd
    #         printf $gray'›'
    #     end

    #     printf '\n'
    #     if not set -q theme_display_git_on_first_line
    #         _prompt_git $gray $normal $orange $red $yellow
    #     end
    #     _prompt_status_arrows $exit_code
    #     printf ' '

    #     set_color normal
    # end

    # function fish_right_prompt
    #     set -l exit_code $status
    #     if test $exit_code -ne 0
    #         set_color red
    #     else
    #         set_color green
    #     end
    #     printf '%d' $exit_code
    #     set_color -o 666
    #     echo '|'
    #     set_color -o 777
    #     printf '%s' (date +%H:%M:%S)
    #     set_color normal
    # end

    ### VI MODES
    # Emulates vim's cursor shape behavior
    # Set the normal and visual mode cursors to a block
    set fish_cursor_default block
    # Set the insert mode cursor to a line
    set fish_cursor_insert line
    # Set the replace mode cursor to an underscore
    set fish_cursor_replace_one underscore
    # The following variable can be used to configure cursor shape in
    # visual mode, but due to fish_cursor_default, is redundant here
    set fish_cursor_visual block

### BANG BANG FUNCTIONS
function __history_previous_command
    switch (commandline -t)
        case "!"
            commandline -t $history[1]
            commandline -f repaint
        case "*"
            commandline -i !
    end
end

function __history_previous_command_arguments
    switch (commandline -t)
        case "!"
            commandline -t ""
            commandline -f history-token-search-backward
        case "*"
            commandline -i '$'
    end
end

### bindings
function fish_user_key_bindings
    fish_vi_key_bindings
    bind -M insert ! __history_previous_command
    bind -M insert '$' __history_previous_command_arguments
end

starship init fish | source

### ALIASES
alias yay "paru"
alias yeet "paru -Rns"
alias ls "exa -l"
alias la "exa -la"

### Start X at login
if status is-login
    if test -z "$DISPLAY" -a "$XDG_VTNR" = 1
        exec startx -- -keeptty
    end
end