#________ Options ___________
# Keep status bar in the default place
set-option -add global ui_options terminal_status_on_top=false

# Set an invisible padding char
set-option -add global ui_options terminal_padding_char= 

# Always keep two lines and two columns displayed around the cursor
set-option global scrolloff 2,2

# Assistant
set-option -add global ui_options terminal_assistant=cat

hook global ModuleLoaded wayland %{
  set-option global termcmd "%sh{echo $TERMINAL}"
} # Set termcmd

# __________ Commands __________
define-command -override lf-open \
  -docstring 'pick a file with lf' %{
  wayland-terminal /bin/sh -c %{
    # Local variables
    kak_buffile=$1 kak_session=$2 kak_client=$3

    # Create temporary file for selection
    lf_tmp=$(mktemp "${TMPDIR:-/tmp}"/lf-open.XXXXXXXXXX)

    # Get working directory of current buffer
    kak_pwd=$(dirname "${kak_buffile}")

    # Pick a file with lf
    $(lf -selection-path "${lf_tmp}" "${kak_pwd}")

    # Get first line of selection file (ignoring multiple selections)
    filename=$(head -n 1 "${lf_tmp}")

    # Only echo a command back if there was a selection
    if [ -n "$filename" ]; then
      # Construct the command to pass to kakoune
      kak_cmd="evaluate-commands -client $kak_client edit $filename"

      # Echo the command back to the parent session
      echo $kak_cmd | kak -p $kak_session
    fi
  } -- %val{buffile} %val{session} %val{client}
}

define-command -override cron \
  -docstring 'edit cron services' %{
  execute-keys ': e ~/.config/cron/'
}

define-command -override todo \
  -docstring 'edit todo list' %{
    edit '~/areas/meta/todo'
}

define-command -override guix-todo \
  -docstring 'edit todo list' %{
    edit '~/projects/code/org/guix-todo/todo.org'
}

declare-option str radix '~/projects/code/scm/radix'
define-command -override radix \
  -docstring 'edit files in the radix git repository' %{
  execute-keys ":e %opt{radix}/"
}

declare-option str radix_modules "%opt{radix}/radix"
define-command -override modules \
  -docstring 'edit radix modules' %{
  execute-keys ":e %opt{radix_modules}/"
}

declare-option str radix_services "%opt{radix_modules}/services"
define-command -override services \
  -docstring 'edit radix services' %{
  execute-keys ":e %opt{radix_services}/"
}

declare-option str radix_packages "%opt{radix_modules}/packages"
define-command -override packages \
  -docstring 'edit radix packages' %{
  execute-keys ":e %opt{radix_packages}/"
}

declare-option str radix_home_services "%opt{radix_modules}/home/services"
define-command -override home-services \
  -docstring 'edit radix home services' %{
  execute-keys ":e %opt{radix_home_services}/"
}

declare-option str zero '~/projects/code/scm/zero'
define-command -override zero \
  -docstring 'edit files in the zero git repository' %{
  execute-keys ":e %opt{zero}/"
}

declare-option str home "%opt{zero}/home-environments"
define-command -override home \
  -docstring 'edit home declaration' %{
  execute-keys ":e %opt{home}/"
}

declare-option str system "%opt{zero}/operating-systems"
define-command -override system \
  -docstring 'edit system declaration' %{
  execute-keys ":e %opt{system}/"
}

declare-option str home_files "%opt{home}/%sh{whoami}/files"
define-command -override files \
  -docstring 'edit dotfiles' %{
  execute-keys ":e %opt{home_files}/"
}

define-command -override colorscheme-config \
  -docstring 'edit colorscheme configuration file' %{
  edit "%opt{home_files}/.config/kak/autoload/colorscheme.kak"
}

define-command -override config \
  -docstring 'edit kakoune main configuration file' %{
  edit "%opt{home_files}/.config/kak/kakrc"
}

define-command -override rss \
  -docstring 'edit rss feeds file' %{
  edit "%opt{home_files}/.config/newsraft/feeds"
}

define-command -override remind \
  -docstring 'edit reminders' %{
  execute-keys ': e /home/radio/.local/share/reminders/'
}

define-command -params 1 -override tex-project \
  -docstring 'edit or create a new tex-project' %{
  evaluate-commands 'cd ~/Projects/latex/'
  nop %sh{ mkdir -p "$1" }
  evaluate-commands 'cd "%arg{1}"'
  nop %sh{
    [ -s $1.tex ] || cat ../example/example.tex \
                   | sed "s/example/$1/" > "$1.tex";
  }
  edit "%arg{1}.tex"
  execute-keys '16gA<esc>'
}
define-command -override open-buffer-picker \
  -docstring 'open-buffer-picker: Opens buffer picker.' %{
  prompt buffer: -buffer-completion %{ buffer %val{text} }
}

define-command -override toggle-readonly \
  -docstring 'changes buffer readonly option current state' %{
   set-option buffer readonly %sh{ "$kak_opt_readonly" && echo false || echo true }
}

define-command -override qalc \
  -params .. %{echo %sh{qalc ${@}}} \
  -docstring 'compute equation with Qalculate!'
complete-command qalc shell-script-candidates %{
  { echo $(qalc --list-functions | head -n -3)
    echo $(qalc --list-variables | head -n -3) } | tr ' ' '\n' | sort | uniq
}

define-command diff-buffers -override -params 2 \
  -docstring 'show the diff of two buffers'%{
  evaluate-commands %sh{
    file1=$(mktemp)
    file2=$(mktemp)
    echo "
      evaluate-commands -buffer '$1' write -force $file1
      evaluate-commands -buffer '$2' write -force $file2
      edit! -scratch *diff-buffers*
      set buffer filetype diff
      set-register | 'diff -u $file1 $file2; rm $file1 $file2'
      execute-keys !<ret>gg
    "
}}
complete-command diff-buffers buffer

# __________ Hidden commands __________
define-command -override -hidden edit-from-file %{
  execute-keys ":edit %sh{dirname $kak_buffile}/"
}

define-command -override -hidden spawn-terminal-from-file %{
  set-register b "%sh{pwd}"
  change-directory "%sh{dirname $kak_buffile}"
  evaluate-commands "wayland-terminal bin/sh -c"
  change-directory "%reg{b}"
} # Spawn a terminal in the current buffer's file directory

# __________ Mappings __________
map global normal <c-j> ': buffer-previous<ret>'
map global normal Y ': yank-helper<ret>u' \
  -docstring 'yank non-selections'

map global normal D '"ad%d"a<a-P>' \
  -docstring 'yank and delete non-selections'

map global normal <a-D> '"ad%<a-d>"a<a-P>' \
  -docstring 'delete non-selections (not yanking)'

map global user <ret> ': spawn-terminal-from-file<ret>' \
  -docstring "open a new terminal within the current file's directory"

map global user c ': comment-line<ret>' \
  -docstring 'comment-line'

map global user <a-c> ': comment-block<ret>' \
  -docstring 'comment-block'

map global user D '| date +"%d %b %Y %a" -f -<ret>' \
  -docstring 'parse date to 01 Feb 2001 Tue format'

map global user d ': lf-open<ret>' \
  -docstring 'pick a file with lf'

map global user e ":edit-from-file<ret>" \
  -docstring "edit a file, searching from current file's directory"

map global user l ': enter-user-mode lsp<ret>' \
  -docstring 'enter lsp user mode'

try %{ declare-user-mode open-sel }
map global user o ': enter-user-mode open-sel<ret>' \
  -docstring 'enter open-sel user mode'

map global user r ': remind<ret>' \
  -docstring 'edit reminders'

map global user s ': enter-user-mode surround<ret>' \
  -docstring 'enter surround user mode'

map global user u ': echo -markup "{Information}U+%sh{printf ''%04x'' ""$kak_cursor_char_value""}"<ret>' \
  -docstring 'show the value of the selected unicode char'

map global user q ': delete-buffer<ret>' \
  -docstring 'delete current buffer'

map global user Q ': delete-buffer!<ret>' \
  -docstring 'delete current buffer'

map global open-sel b '$ icecat $kak_reg_dot & disown<ret>' \
  -docstring 'on browser'

map global open-sel m '$ mpv $kak_reg_dot & disown<ret>' \
  -docstring 'on mpv'

map global goto b '<a-;>: open-buffer-picker<ret>' \
  -docstring 'buffer'

map global normal = ': prompt math: %{exec "a %val{text}<lt>esc>|qalc -t +u8 -f -<lt>ret>"}<ret>' \
  -docstring 'Replace selection by the result of some operation over it'

map global object <space> 'c<space>,<space><ret>'\
  -docstring 'whitespaces'

try %{ declare-user-mode git }
map global git l ': git log<ret>'       -docstring 'log'
map global git c ': git commit<ret>'    -docstring 'commit'
map global git d ': git diff<ret>'      -docstring 'diff'
map global git s ': git status<ret>'    -docstring 'status'
map global git h ': git show-diff<ret>' -docstring 'show diff'
map global git H ': git-hide-diff<ret>' -docstring 'hide diff'

# __________ Hooks __________
hook -group config global BufCreate 'kakrc' %{
  set-option buffer filetype kak
} # Set kakrc's filetype to kak

hook global BufCreate '\*scratch\*' %{
  execute-keys '%<a-d>'
} # Remove the *scratch* message

hook global BufCreate .* %{
  add-highlighter buffer/ number-lines -relative -hlcursor
} # Set relative line numbers and visual line break

hook global BufWritePost ".*/.config/kak/kakrc" %{
  source "%val{buffile}"
} # Source kakrc on save

hook global BufWritePost "%val{config}/autoload/colorscheme.kak" %{
  source "%val{config}/autoload/colorscheme.kak"
  evaluate-commands palette-gutter
} # Automatically source colorscheme.kak on save

hook global BufOpenFile "%val{config}/autoload/colorscheme.kak" %{
  evaluate-commands palette-gutter
} # Display faces in the colorscheme file

hook global BufOpenFile .* %{
  add-highlighter buffer/ wrap -word -marker '↩'
  add-highlighter buffer/ show-whitespaces -indent '' -tab '→'
} # Set highlighters for file buffers

hook global BufCreate '\*scratch\*' %{
  add-highlighter buffer/ wrap -indent -word -marker '↩'
  add-highlighter buffer/ show-whitespaces -tab '→'
} # Set highlighters for scratch buffers

hook global InsertCompletionShow .* %{
  map window insert <tab> <c-n>
  map window insert <s-tab> <c-p>
}
hook global InsertCompletionHide .* %{
  map window insert <tab> <c-n>
  map window insert <s-tab> <c-p>
} # Use tab for completion movement

try %{ declare-option str line_comment_token '' }
hook -group config global BufSetOption filetype=kak %{
  set-option buffer indentwidth 2
  set-option buffer line_comment_token '#'
} # Kakscript comment tokens

hook -group config global BufSetOption filetype=scheme %{
  set-option buffer indentwidth 2
  set-option window formatcmd 'guix style --whole-file'
  set-option buffer line_comment_t ';;'
  set-option buffer block_comment_tokens '#|' '|#'
} # Scheme comment tokens

hook -group config global BufSetOption filetype=(c|cpp) %{
  set-option window formatcmd 'clazy'
  set-option buffer line_comment_token '//'
  set-option buffer block_comment_tokens '/*' '*/'
} # C and C++ comment tokens

hook -group config global BufSetOption filetype=(sh|dash) %{
  set-option window formatcmd 'shfmt'
  set-option window lintcmd 'shellharden'
  set-option buffer line_comment_token '#'
  set-option buffer block_comment_tokens "<<'####'" '###'
} # Shell comment tokens

hook -group config global BufSetOption filetype=zig %{
  set-option buffer line_comment_token '//'
} # Zig comment tokens

hook global WinSetOption filetype=kak %{
  hook global NormalIdle .* %{
    evaluate-commands -save-regs 'a' %{
      try %{
        execute-keys -draft <a-i>w"ay
        evaluate-commands %sh{ (
          color="${kak_reg_a}"
          inverted_color=$(echo "${color}" | perl -pe 'tr/0123456789abcdefABCDEF/fedcba9876543210543210/')
          printf "%s\n" "evaluate-commands -client $kak_client %{ try %{
                     echo -markup %{{rgb:${inverted_color},rgb:${color}+b} #${color} }
                   }}" | kak -p $kak_session
          ) >/dev/null 2>&1 </dev/null &
        }
      }
    }
  }
}

# __________ Plugins __________
source "%val{config}/plugins/plug.kak/rc/plug.kak"
plug "andreyorst/plug.kak" noload # Manually installed plugin manager

# CONFIGURE THIS
plug "occivink/kakoune-phantom-selection" #  Work on multiple selections, one at a time

plug "alexherbo2/surround.kak" # Easily surround selections with parentesis or quotes

plug "https://gitlab.com/Screwtapello/kakoune-texinfo" # Read info pages inside kakoune

plug "https://gitlab.com/Screwtapello/kakoune-state-save" config %{
  hook global KakBegin .* %{
    evaluate-commands 'state-save-reg-load colon'
    evaluate-commands 'state-save-reg-load pipe'
    evaluate-commands 'state-save-reg-load slash'
  }

  hook global KakEnd .* %{
    evaluate-commands 'state-save-reg-save colon'
    evaluate-commands 'state-save-reg-save pipe'
    evaluate-commands 'state-save-reg-save slash'
  }
} # Save and restore state between sessions

plug 'delapouite/kakoune-buffers' # Ease navigation between opened buffers.

plug "NNBnh/coderun.kak" # Run files from within kakoune

plug "enricozb/wiki.kak" # Preview and interact with markdown

plug "https://gitlab.com/Screwtapello/kakoune-texinfo.git" # TexInfo

plug "TeddyDD/kakoune-lf" # lf integration

plug "jpcornwell/kakoune-sokoban" # Sokoban because yes

plug "lePerdu/kakboard" config %{
  hook global WinCreate .* %{ kakboard-enable }
} # Sync clipboards

plug "gspia/csv.kak" config %{
  set-option global csv_sep ';'
  set-option global csv_colors "blue rgb:f1f1f1 blue rgb:f1f1f1 blue rgb:f1f1f1 blue"
} # Colorful csv files

plug "JJK96/kakoune-rainbow"
set-option global rainbow_opening "[{[(]"
declare-option str-list rainbow_faces "rgb:a790d3" "rgb:6cdae0" "rgb:ff7f50" \
                                      "rgb:ffea8c" "rgb:83dcaf" "rgb:eba4d4" \
                                      "rgb:8b5be7"
#Add coloring to matching parenthesis

plug "alexherbo2/auto-pairs.kak" config %{
  set-option global auto_pairs ( ) { } [ ] '"' '"' "'" "'" ` ` “ ” ‘ ’ « » ‹ ›
  hook -group config global BufSetOption filetype=scheme %{
    set-option buffer auto_pairs { } '"' '"' ` ` “ ” ‘ ’ « » ‹ ›
  }
  evaluate-commands enable-auto-pairs
}  # Auto-pairing of characters

plug "eraserhd/parinfer-rust" config %{
    hook global WinSetOption filetype=(clojure|lisp|scheme|racket) %{
        parinfer-enable-window -smart
    }
}

plug "Delapouite/kakoune-palette" config %{
  hook global BufOpenFile .*colorscheme.kak %{
    evaluate-commands palette-gutter
  }
} # Preview face colors in kakoune

# __________ LSP __________
eval %sh{kak-lsp --kakoune -s $kak_session}
hook global BufSetOption filetype=(c|cpp|css|haskell|html|json|scheme|sh|latex|zig) %{
  add-highlighter buffer/ column 80 StatusLine
  hook global BufSetOption filetype=scheme %{
    set-option buffer lsp_cmd 'guile-lsp-server'
  }
  lsp-enable-window
}

# Latex
set-option -add global lsp_server_configuration texlab.build.onSave=true
set-option -add global lsp_server_configuration texlab.build.forwardSearchAfter=true
set-option -add global lsp_server_configuration texlab.build.args=["-pdf","-new-viewer-","-pdflatex\=pdflatex","-silent","-shell-escape","%f"]