# Enable kak-tree-sitter
eval %sh{test -z "$WE_STARTED_KAK" && kak-tree-sitter --kakoune -d --server --init $kak_session}
map global normal <c-t> ": enter-user-mode tree-sitter<ret>"
# ## Set some color overrides
# set global kts_yellow "rgb:e2b75e"
# set global kts_teal "rgb:008080"
# set global kts_mauve "rgb:c264ff"
# set global kts_sky "rgb:6aa622"
# Color scheme
colorscheme catppuccin-latte
set global base "default"

# Set indentation guides
add-highlighter global/indent-guides show-whitespaces -tab " " -spc " " -lf " " -nbsp " "
set-face global Whitespace default,default
set-face global WhitespaceIndent +d@comment

# Assistant
set global ui_options terminal_assistant=cat

# Enable line numbers
hook global WinCreate .* %{
  addhl window/number-lines number-lines
}

set global grepcmd "rg --line-number --no-column --no-heading --color=never "

# Kitty-specific options
hook -group windowing global KakBegin .* %{
  set global kitty_window_type os-window
}

# Comment line and block
map global normal <#> ': comment-line<ret>'
map global normal <a-#> ': comment-block<ret>'

# Go to grep-jump
map global goto f -docstring "current grep-jump match" '<esc>: grep-jump<ret>'

# System clipboard interactions
hook global RegisterModified '"' %{ nop %sh{
  printf "%s" "$kak_main_reg_dquote" | pbcopy >/dev/null 2>/dev/null &
}}
map global user P -docstring "Paste before cursor from clipboard" '! pbpaste -n | cat<ret>'
map global user p -docstring "Paste after cursor from clipboard" '<a-!> pbpaste -n | cat<ret>'
map global user R -docstring "Replace selection with text from clipboard" '<a-d>! pbpaste -n | cat<ret>'
define-command -params 0 -docstring "Copy line down" copyline %{
    execute-keys -draft 'xy'%val{count}'P'
}
map global normal <+> -docstring "Copy line down" ': copyline<ret>'
define-command -params 0 -docstring "Delete current pair of brackets" delete-current-brackets %{
    execute-keys 'm<a-:>'
    execute-keys -draft '<a-S>d'
    execute-keys 'H'
}
map global normal D ": delete-current-brackets<ret>"

# Disable write-to
# unalias global w
# define-command -params 0 -docstring "Writes the current file" w "write"

# Tab sizes
hook global InsertChar \t %{ exec -draft -itersel h@ }
set global tabstop 2
set global indentwidth 2 

# Ctrl + a in insert mode = esc
map global insert <c-a> '<esc>'

# Tab completion
hook global InsertCompletionShow .* %{
    try %{
        # this command temporarily removes cursors preceded by whitespace;
        # if there are no cursors left, it raises an error, does not
        # continue to execute the mapping commands, and the error is eaten
        # by the `try` command so no warning appears.
        execute-keys -draft 'h<a-K>\h<ret>'
        map window insert <tab> <c-n>
        map window insert <s-tab> <c-p>
    }
}
hook global InsertCompletionHide .* %{
    unmap window insert <tab> <c-n>
    unmap window insert <s-tab> <c-p>
}

# Enable LSP
try %{
    eval %sh{test -z "$WE_STARTED_KAK" && kak-lsp --kakoune -s $kak_session}
    set-option global lsp_cmd "kak-lsp -s %val{session}"
}
hook global WinSetOption filetype=(racket|rust|python|go|javascript|typescript|c|cpp|tex|latex|fsharp|ocaml|haskell|nix|scala|typst|html|css|json|markdown|templ|elixir) %{
    lsp-enable-window
    map window lsp N -docstring "Display the next message request" ": lsp-show-message-request-next<ret>"
    map window normal <c-l> ": enter-user-mode lsp<ret>"
    map window normal <c-h> ": lsp-hover<ret>"
    map window normal <c-s-h> ": lsp-hover-buffer<ret>"
    # lsp-auto-hover-insert-mode-enable
    set window lsp_hover_anchor true
    map global insert <tab> '<a-;>:try lsp-snippets-select-next-placeholders catch %{ execute-keys -with-hooks <lt>tab> }<ret>' -docstring 'Select next snippet placeholder'
    map global object a '<a-semicolon>lsp-object<ret>' -docstring 'LSP any symbol'
    map global object <a-a> '<a-semicolon>lsp-object<ret>' -docstring 'LSP any symbol'
    map global object f '<a-semicolon>lsp-object Function Method<ret>' -docstring 'LSP function or method'
    map global object t '<a-semicolon>lsp-object Class Interface Struct<ret>' -docstring 'LSP class interface or struct'
    map global object d '<a-semicolon>lsp-diagnostic-object --include-warnings<ret>' -docstring 'LSP errors and warnings'
    map global object D '<a-semicolon>lsp-diagnostic-object<ret>' -docstring 'LSP errors'
}

hook global WinSetOption filetype=(racket|rust|python|go|javascript|typescript|c|cpp|tex|latex|haskell|nix|fsharp|templ) %{
    # Format the document if possible
    hook window BufWritePre .* %{ lsp-formatting-sync }
}

hook global WinSetOption filetype=(rust|scala|fsharp) %{
    # Enable inlay hints
    lsp-inlay-hints-enable window
}

hook global WinSetOption filetype=(rust|go|fsharp|typst|scala) %{
  hook window -group semantic-tokens BufReload .* lsp-semantic-tokens
  hook window -group semantic-tokens NormalIdle .* lsp-semantic-tokens
  hook window -group semantic-tokens InsertIdle .* lsp-semantic-tokens
  hook -once -always window WinSetOption filetype=.* %{
    remove-hooks window semantic-tokens
  }
}

# <a-a> in Insert mode moves to end of line.
map global insert <a-a> '<esc>A'

hook global WinSetOption filetype=(fsharp) %{
    set-option window comment_line "//"
    # Set up formatting
    # set-option window formatcmd "~/.dotnet/tools/fantomas --stdin --stdout"
    # hook window -group fsharp-format BufWritePre .* %{ format }
}

hook global WinSetOption filetype=(ocaml) %{
    unset-option buffer comment_line
    set-option buffer comment_block_begin "(*"
    set-option buffer comment_block_end "*)"
}

hook global WinSetOption filetype=(haskell) %{
    set-option buffer makecmd "cabal build"
}

hook global WinSetOption filetype=(rust) %{
    set-option buffer makecmd "cargo check"
}

hook global WinSetOption filetype=(scala) %{
    # Format the document if possible
    hook -group scala-fmt window BufWritePre .* %{ lsp-formatting-sync }

    set window tabstop 2
    set window indentwidth 2
}

hook global WinSetOption filetype=(typst) %{
  set-option window comment_line "//"
  set-option window comment_block_begin "/*"
  set-option window comment_block_end "*/"

  # borrow markdown's hooks
  require-module markdown

  hook window ModeChange pop:insert:.* -group markdown-trim-indent markdown-trim-indent
  hook window InsertChar \n -group markdown-insert markdown-insert-on-new-line
  hook window InsertChar \n -group markdown-indent markdown-indent-on-new-line
  hook -once -always window WinSetOption filetype=.* %{ remove-hooks window markdown-.+ }
}


define-command -params 0 -docstring "Set up build" scala-build-connect %{
    lsp-execute-command 'build-connect' '"[]"'
}

define-command -params 0 -docstring "Import build" scala-build-import %{
    lsp-execute-command 'build-import' '"[]"'
}

def -hidden insert-c-n %{
 try %{
   lsp-snippets-select-next-placeholders
   exec '<a-;>d'
 } catch %{
   exec -with-hooks '<c-n>'
 }
}
map global insert <c-n> "<a-;>: insert-c-n<ret>"

# Use C++ for .h headers
hook global BufCreate .*[.](h) %{
  set-option buffer filetype cpp
}

hook global BufCreate .*[.]kakrc %{
  set-option buffer filetype kak
}

hook global BufCreate .*[.]md %{
  add-highlighter buffer/ wrap
}

hook global BufCreate .*[.](sc|sbt) %{
  set-option buffer filetype scala
}

hook global BufCreate .*[.]typ %{
  set-option buffer filetype typst
  add-highlighter buffer/ wrap
}

hook global BufCreate .*[.]templ %{
  set-option buffer filetype templ
  set-option buffer comment_line "//"
}

hook global BufCreate .*[.]hylo %{
  set-option buffer filetype hylo
  set-option buffer comment_line "//"
}

hook global BufOpenFile .* %{
  modeline-parse
}

map global normal <a-[> ':inc-dec-modify-numbers + %val{count}<ret>'
map global normal <a-]> ':inc-dec-modify-numbers - %val{count}<ret>'