Configs/.config/nvim/init.vim

" vim:fileencoding=utf-8:foldmethod=marker:foldmarker={{{,}}}
" zo command for open fold
" zc command for close fold
" !!! - fold colors modified in colorscheme files !!!

" {{{ Basic VIM settings
" Enable line numbering
:set number
" make numbering relative
:set relativenumber
" For example - scrolloff=7
" When cursor on 7 line, counting from bottom, and U going to next line,
" document 
" Default value = 0
:set scrolloff=4
" Copying indents from prev line when adding new
:set autoindent
" Supplements option above by adding spaces in ((needed)) places
:set smartindent
" price of tab (in spaces)
:set tabstop=3
" By default - adjusting the indentation width (in spaces) adding by commands
" >> and <<. If != tabstop, then indent can consist both of spaces and tabs.
" When smarttab is on, may have an additional impact
" (0 for ‘tabstop’):
:set shiftwidth=0
" Pressing tab in BoL (before 1-st not-space symbol) adding indent == shiftwidth 
" Backspace deleting entire indent, not just one tab
:set smarttab
" Count of spaces the tab is displayed with when added
" For example - tabstop=8 ; softtabstop=4
" Example - Triple tab. We have - 1 tab (8 spaces) and 4 spaces
" (0 for ‘tabstop’, -1 for ‘shiftwidth’):
:set softtabstop=-1
" activating mouse in VIM
":set mouse=a
" autotips on type
:set encoding=UTF-8
" Not change tabs by spaces
:set noexpandtab
" Show tabs as chars
:set list
":set listchars=tab:
":set listchars=tab:\ 
:set listchars=tab:\ 
" for show by :echo mapleader (i saved default key)
:let mapleader = "\\"

" Use system clipboard in nvim
:set clipboard+=unnamedplus
" Number of screen lines to use for the command-line
:set cmdheight=1
" comma-separated list of strings that can start a comment line
":set comments="s1:/*,mb:*,ex:*/,://,b:#,:%,:XCOMM,n:>,fb:-,fb:•"
" Comma-separatef list of completion options
" Available
" menu, menuone, longest, preview, noinsert, noselect
:set completeopt="menu"
" Comma-separated list of languages. Vim will use the first language for which
" the desired help can be found. English help will alway be used as a last
" resort.
:set helplang=ru,en
" Ignore case in search patterns
":set ignorecase
" Not Ignore case
:set noignorecase
" colored column, for your orientation (may be U don't want write line > 80 symbols
":set colorcolumn=80

" settings for nvim-highlight-colors
:set termguicolors
:set t_Co=256

" enable folding
" marker "{\{{" (without "\" sign) increases fold level by 1
" marker "}\}}" (without "\" sign) decreases fold level by 1
" it works in comments
" for enter to fold - use zo command
":set foldmethod=syntax 
:set foldmethod=syntax
let g:python_recommended_style = 1

" {{{Function for python folding
:function! Python_Folding()

"return match(getline(v:lnum), '\S')

let curtabnum = match(getline(v:lnum), '\S')
let nexttabnum = match(getline(v:lnum), '\S')

if curtabnum == 0
	return 0
elseif curtabnum > nexttabnum
	return "<".curtabnum
elseif curtabnum == nexttabnum
	return curtabnum
else
	return ">".curtabnum
endif


	":set foldmethod=indent
	" Достаточно хуёво работающие fold на основе табов (не создаёт новые уровни
	" fold'ов)
	":set foldexpr=getline(v:lnum)[0]==\"\\t\"
	

" Самый рабочий код, но нуждается в доработке
"	let thisline = getline(v:lnum)
"	"let tabcount = len(thisline) - len(replace(thisline, "\t", ""))
"	let tabcount = match(thisline, '\S')
"	let prevline = ""
"	if v:lnum == 0
"		prevline = ""
"	else 
"		let prevline = getline(v:lnum - 1)
"	endif
"	let prevtabcount = match(prevline, '\S')
"	let nextline = getline(v:lnum + 1)
"	let nexttabcount = match(nextline, '\S')
"
"	if tabcount < nexttabcount
"		return ">".nexttabcount
"	elseif tabcount > nexttabcount
"		return "<".tabcount
"	else
"		return tabcount
"	endif

:endfunction
" }}}

"autocmd FileType python set foldmethod=indent
"autocmd FileType python call Python_Folding()
"autocmd FileType python set foldexpr=Python_Folding()
"autocmd FileType python set foldmethod=expr
"autocmd FileType python set foldexpr=Python_Folding()
"autocmd BufEnter *.py set foldmethod=expr

" left to comma marker opens fold, and right to comma closes it
" more then 1 pair of strings is unsupported
" for example
" if U write 
":set foldmarker={{{,}}},(((,)))
" that's won't work.
" For this use
":set foldmethod=expr
":set foldmarker={{{,}}} 



" color sheme from awesome-vim-colorschemes plugin
" space-vim-dark; 
source ~/.local/share/nvim/plugged/awesome-vim-colorschemes/colors/space-vim-dark.vim
" }}}


" {{{ Plugins usage descriptions

" {{{ coc.nvim
" Install coc.nvim
" https://github.com/neoclide/coc.nvim
" 1. install yarn
" 2. install coc.nvim plugin
" 3. :CocInstall [coc extension]
" 4. :CocConfig - for access to config
" }}}


" {{{ coc marketplace
" Coc marketplace - list all available extensions
" usage
":CocList marketplace - list all available extensions
":Coclist marketplace python - search extension that name contains python
"[Tab], when on extension - doing install, uninstall and homepage actions
" }}} 


" {{{ Plugins (un)installation
" install plugins
" 1. install vim-plug
" https://github.com/junegunn/vim-plug
" 2. write call plug#begin() and call plug#end()
" 3. between them write "Plug 'link'"
" 4. re-enter to init.vim
" 5. Write command ":PlugInstall"
" 6. Done
"
" Uninstall plugins (what is unlisted in plugin list)
":PlugClean
" Update plugins
":PlugUpdate
" Update vim-plug itself
":PlugUpgrade
" }}}


" {{{ NERDTree commands
" NERDTree commands (:help NERDTree for more)
"I - toggle hidden files displayed
"X - Recursively close dir
"O - recursively open dir
"A - Zoom (max/min) the NERDTree window
"? - Quick help
" }}}


" {{{ vim-surround
" vim-surround
" usage (when inside brackets/etc)
" change " to ' 
"cs"'
" change " to <q>
"cs"<q>
" change any tag to "
"cst"
" remove delimiter
"ds"
" close word with "
"ysiw"
" close word with [] and add space between word and brakets
"ysiw[
" close word with [] without space
"ysiw]
" close entire line with "
"yss"
" close entire line(s) in tag (also works with visual mode)
"V -> highlight lines -> S<p class="important">
" }}}


" {{{ vim-multiple-cursors
" vim-multiple-cursors
" WARNING!
" Undo and Redo doesn't work with this plugin!
" usage
" for choose same words in document
" 1. Command - fp<C-n> (in command mode press fp, then Ctrl+n)
" 2. Highlight all the word, if it doesn't happened
" 3. Press <C-n> for add new cursor to same word
" 4. Command - c
" 5. Change the text
"
" For add a cursor to each line of visual selection
" 1. Command - vip<C-n>
" 2. Command for insert- i
" 2* - other VIM commands works too (e.g A, hjkl, etc.)
" }}}


" {{{ Tagbar
" Tagbar
" requirments:
" Exuberant Ctags/Universal Ctags ; phpctags (for php) ; jsctags (for JavaScript) ; etc-ctags
" Universal Ctags
" https://github.com/universal-ctags/ctags

" todo-comments
" requirments - writed near Plug'' line
" commands
" * all the commands accept next arguments:
""" Specify the directory to search for comments
" cwd=~/projects/foobar
""" Comma separated list of keywords to filter results by. Case-sensitive
" keywords=TODO,FIX
":TodoQuickFix - shows all todos in project by QuickFix list
":TodoLocList - same but uses the location list
":TodoTrouble - same but uses Trouble
":TodoTelescope - same but uses Telescope
" }}}


" {{{ nvim-notify

" show notify manually 
":lua vim.notify("error test", "error")

" }}}


" {{{ GuessIndent

" manually trigger
":GuessIndent

" }}}


" {{{ Smart-splits



" }}}


" End plugins usage desctiptions }}}


"{{{ Plugins installation (Vim-plug)
"-------- Plugins ------------------------------------------------------------------------------------
" site
" https://neovimcraft.com/
call plug#begin()

" {{{ nvim UI

" status/tabline for vim
Plug 'https://github.com/vim-airline/vim-airline'
" color schemes for vim
Plug 'https://github.com/rafi/awesome-vim-colorschemes'
" file manager inside vim
Plug 'https://github.com/preservim/nerdtree'
" adds icons for vim plugins (e.g. NerdTree)
Plug 'https://github.com/ryanoasis/vim-devicons'
" Tagbar - browse the tags of the current file
Plug 'https://github.com/preservim/tagbar'
" highlight colors everywhere in vim (when you giving to variable a color definition - it's highlighting) (if be more correct - it finds "=[color_definition]")
" For example
"let a=red
" "red" is highlighted
Plug 'https://github.com/brenoprata10/nvim-highlight-colors'
" nvim notifications
Plug 'https://github.com/rcarriga/nvim-notify'
" Plugin for highlight next types of comments:
" {{{ Types
" PERF: - perfect
" HACK: - weird code behavior
" WARNING: - don't eat white snow
" TODO: - wake up
" NOTE: - adding a note
" FIX: - need to fix this shit 
" BUG: - real bug in code
" }}}
"
" *TODO is highlighted by some plugin higher. May be conflicts
" requires ripgrep package (optional, for search)
Plug 'https://github.com/folke/todo-comments.nvim'

" End nvim UI}}}


" {{{ Unused plugins

" realtime show colors in .css (css, rgb and words)
"Plug 'https://github.com/ap/vim-css-color'
" check it later
"Plug 'https://github.com/mattn/emmet-vim'

" End unused plugins}}}


" {{{ Requirments

" todo-comments requirment (optional, for search)
Plug 'https://github.com/nvim-lua/plenary.nvim'
" Trouble requirment (or U can find theme, what required for Trouble) 
Plug 'https://github.com/folke/lsp-colors.nvim'
" todo-comments requirment (optional)
Plug 'https://github.com/folke/trouble.nvim'


" End requirments}}}

" languages helper (autotips) 
Plug 'https://github.com/neoclide/coc.nvim', {'branch': 'master', 'do': 'yarn install --frozen-lockfile'}
" code snippets
Plug 'https://github.com/neoclide/coc-snippets'
" all about "surroundings": parentheses, brackets, quotes, XML tags and more
" Delete, change and add surroundings in pairs 
Plug 'https://github.com/tpope/vim-surround'
" Multiple cursors in vim
Plug 'https://github.com/terryma/vim-multiple-cursors'

" Adds line (in line numbers col) that shows changes in the file (saved/etc) (like VSCode)
Plug 'https://github.com/lewis6991/gitsigns.nvim'
" Autopair plugin
Plug 'https://github.com/windwp/nvim-autopairs'
" Show popup with key bindings (U should write descriptions manually)
" Plug 'https://github.com/folke/which-key.nvim'
" UI Component lib for nvim
" Plug 'https://github.com/MunifTanjim/nui.nvim'
" Modified autointent
"Plug 'https://github.com/NMAC427/guess-indent.nvim'
" Split pane management
Plug 'https://github.com/mrjones2014/smart-splits.nvim'
" Generate docstrings for python
Plug 'https://github.com/pixelneo/vim-python-docstring'
" Advanced folding
Plug 'https://github.com/anuvyklack/pretty-fold.nvim'
" preview folds
Plug 'https://github.com/anuvyklack/fold-preview.nvim'
" Folding for python
Plug 'https://github.com/tmhedberg/SimpylFold'

call plug#end()

"-------- End plugins ------------------------------------------------------------------------------
"}}}


"{{{ Things after plugins load
"-------- Things after plugins load ----------------------------------------------------------------

" {{{ Activate NERDTree, highligt, todo-comments, git-signs

" Turn on devicons in NERDTree
let g:webdevicons_enable_nerdtree = 1

" turn highlight on (nvim-highlight-colors)
:lua require("nvim-highlight-colors").turnOn()

" activate todo-comments
:lua require("todo-comments").setup()

" activate git-signs
:lua require("gitsigns").setup()

" }}}


" {{{ autopair plugin
lua << AUTOPAIR
require("nvim-autopairs").setup {}

-- Default values {{{

local disable_filetype = { "TelescopePrompt", "spectre_panel" }
local disable_in_macro = true  -- disable when recording or executing a macro
local disable_in_visualblock = false -- disable when insert after visual block mode
local disable_in_replace_mode = true
local ignored_next_char = [=[[%w%%%'%[%"%.%`%$]]=]
local enable_moveright = true
local enable_afterquote = true  -- add bracket pairs after quote
local enable_check_bracket_line = true  --- check bracket in same line
local enable_bracket_in_quote = true --
local enable_abbr = false -- trigger abbreviation
local break_undo = true -- switch for basic rule break undo sequence
local check_ts = false
local map_cr = false
local map_bs = false  -- map the <BS> key
local map_c_h = false  -- Map the <C-h> key to delete a pair
local map_c_w = false -- map <c-w> to delete a pair if possible

-- End default values }}}


-- {{{ Key mappings

-- local remap = vim.api.nvim_set_keymap
-- local npairs = require('nvim-autopairs')
-- 
-- npairs.setup({ map_bs = false, map_cr = false })
-- 
-- vim.g.coq_settings = { keymap = { recommended = false } }
-- 
-- -- these mappings are coq recommended mappings unrelated to nvim-autopairs
-- remap('i', '<esc>', [[pumvisible() ? "<c-e><esc>" : "<esc>"]], { expr = true, noremap = true })
-- remap('i', '<c-c>', [[pumvisible() ? "<c-e><c-c>" : "<c-c>"]], { expr = true, noremap = true })
-- remap('i', '<tab>', [[pumvisible() ? "<c-n>" : "<tab>"]], { expr = true, noremap = true })
-- remap('i', '<s-tab>', [[pumvisible() ? "<c-p>" : "<bs>"]], { expr = true, noremap = true })
-- 
-- -- skip it, if you use another global object
-- _G.MUtils= {}
-- 
-- MUtils.CR = function()
--   if vim.fn.pumvisible() ~= 0 then
--     if vim.fn.complete_info({ 'selected' }).selected ~= -1 then
--       return npairs.esc('<c-y>')
--     else
--       return npairs.esc('<c-e>') .. npairs.autopairs_cr()
--     end
--   else
--     return npairs.autopairs_cr()
--   end
-- end
-- remap('i', '<cr>', 'v:lua.MUtils.CR()', { expr = true, noremap = true })
-- 
-- MUtils.BS = function()
--   if vim.fn.pumvisible() ~= 0 and vim.fn.complete_info({ 'mode' }).mode == 'eval' then
--     return npairs.esc('<c-e>') .. npairs.autopairs_bs()
--   else
--     return npairs.autopairs_bs()
--   end
-- end
-- remap('i', '<bs>', 'v:lua.MUtils.BS()', { expr = true, noremap = true })

-- End key mappings }}}

AUTOPAIR
" }}}

" setting nvim-notify as default notify function
:lua vim.notify = require("notify")

" {{{ GuessIndent plugin

"lua << GUESSINDENT
"-- This is the default configuration
"require('guess-indent').setup {
"  auto_cmd = true,  -- Set to false to disable automatic execution
"  override_editorconfig = false, -- Set to true to override settings set by .editorconfig
"  filetype_exclude = {  -- A list of filetypes for which the auto command gets disabled
"    "netrw",
"    "tutor",
"  },
"  buftype_exclude = {  -- A list of buffer types for which the auto command gets disabled
"    "help",
"    "nofile",
"    "terminal",
"    "prompt",
"  },
"}

"GUESSINDENT

" End GuessIndent plugin }}}


" {{{ Smart-splits plugin

lua << Smart-Splits

-- Default configuration
require('smart-splits').setup({
  -- Ignored filetypes (only while resizing)
  ignored_filetypes = {
    'nofile',
    'quickfix',
    'prompt',
  },
  -- Ignored buffer types (only while resizing)
  ignored_buftypes = { 'NvimTree' },
  -- the default number of lines/columns to resize by at a time
  default_amount = 3,
  -- Desired behavior when your cursor is at an edge and you
  -- are moving towards that same edge:
  -- 'wrap' => Wrap to opposite side
  -- 'split' => Create a new split in the desired direction
  -- 'stop' => Do nothing
  -- function => You handle the behavior yourself
  -- NOTE: If using a function, the function will be called with
  -- a context object with the following fields:
  -- {
  --    mux = {
  --      type:'tmux'|'wezterm'|'kitty'
  --      current_pane_id():number,
  --      is_in_session(): boolean
  --      current_pane_is_zoomed():boolean,
  --      -- following methods return a boolean to indicate success or failure
  --      current_pane_at_edge(direction:'left'|'right'|'up'|'down'):boolean
  --      next_pane(direction:'left'|'right'|'up'|'down'):boolean
  --      resize_pane(direction:'left'|'right'|'up'|'down'):boolean
  --      split_pane(direction:'left'|'right'|'up'|'down',size:number|nil):boolean
  --    },
  --    direction = 'left'|'right'|'up'|'down',
  --    split(), -- utility function to split current Neovim pane in the current direction
  --    wrap(), -- utility function to wrap to opposite Neovim pane
  -- }
  -- NOTE: `at_edge = 'wrap'` is not supported on Kitty terminal
  -- multiplexer, as there is no way to determine layout via the CLI
  at_edge = 'wrap',
  -- when moving cursor between splits left or right,
  -- place the cursor on the same row of the *screen*
  -- regardless of line numbers. False by default.
  -- Can be overridden via function parameter, see Usage.
  move_cursor_same_row = false,
  -- whether the cursor should follow the buffer when swapping
  -- buffers by default; it can also be controlled by passing
  -- `{ move_cursor = true }` or `{ move_cursor = false }`
  -- when calling the Lua function.
  cursor_follows_swapped_bufs = false,
  -- resize mode options
  resize_mode = {
    -- key to exit persistent resize mode
    quit_key = '<ESC>',
    -- keys to use for moving in resize mode
    -- in order of left, down, up' right
    resize_keys = { 'h', 'j', 'k', 'l' },
    -- set to true to silence the notifications
    -- when entering/exiting persistent resize mode
    silent = false,
    -- must be functions, they will be executed when
    -- entering or exiting the resize mode
    hooks = {
      on_enter = nil,
      on_leave = nil,
    },
  },
  -- ignore these autocmd events (via :h eventignore) while processing
  -- smart-splits.nvim computations, which involve visiting different
  -- buffers and windows. These events will be ignored during processing,
  -- and un-ignored on completed. This only applies to resize events,
  -- not cursor movement events.
  ignored_events = {
    'BufEnter',
    'WinEnter',
  },
  -- enable or disable a multiplexer integration;
  -- automatically determined, unless explicitly disabled or set,
  -- by checking the $TERM_PROGRAM environment variable,
  -- and the $KITTY_LISTEN_ON environment variable for Kitty
  multiplexer_integration = nil,
  -- disable multiplexer navigation if current multiplexer pane is zoomed
  -- this functionality is only supported on tmux and Wezterm due to kitty
  -- not having a way to check if a pane is zoomed
  disable_multiplexer_nav_when_zoomed = true,
  -- Supply a Kitty remote control password if needed,
  -- or you can also set vim.g.smart_splits_kitty_password
  -- see https://sw.kovidgoyal.net/kitty/conf/#opt-kitty.remote_control_password
  kitty_password = nil,
  -- default logging level, one of: 'trace'|'debug'|'info'|'warn'|'error'|'fatal'
  log_level = 'info',
})

Smart-Splits

" }}}


" {{{ fold-preview plugin

lua << FoldPreview

require('fold-preview').setup({
	-- Your configuration goes here.
	-- Auto open preview (integer | false)
	auto = 400,
	-- Default is true
	default_keybindings = false,
	-- defalut is {' ', '', ' ', ' ', ' ', ' ', ' ', ' '}
	-- "none" | "single" | "double" | "rounded" | "solid" | "shadow" | string[]
	border = "single",
	-- keybinds
	-- show preview on closed fold
	-- h
	-- open fold
	-- hh
	-- When preview opened, close it and open fold
	-- 
})


FoldPreview

" End fold-preview plugin}}}


" {{{ Pretty Fold plugin

lua << PrettyFold

-- {{{ Global pretty config
local global_pretty_config = function()
require('pretty-fold').setup({
   sections = {
      left = {
			--function() return string.rep('+', vim.v.foldlevel) end,
			function() return 'level: '..tonumber(vim.v.foldlevel) end,
			', ',
			'number_of_folded_lines',
			': ',
			'percentage',
			'   ',
         'content',
      },
      right = {
         --' ', 'number_of_folded_lines', ': ', 'percentage', ' ',
         --function(config) return config.fill_char:rep(3) end
			--function(global_pretty_config) return global_pretty_config.fill_char:rep(5) end
      },
   },
   --fill_char = '•',
	-- more chars: '┣', '┫'
	fill_char = '━',

   remove_fold_markers = true,

   -- keep the indentation of the content of the fold string.
   keep_indentation = true,

   -- possible values:
   -- "delete" : delete all comment signs from the fold string.
   -- "spaces" : replace all comment signs with equal number of spaces.
   -- false    : do nothing with comment signs.
   process_comment_signs = 'spaces',
	--process_comment_signs = false,

   -- comment signs additional to the value of `&commentstring` option.
   --comment_signs = {},
	comment_signs = {
			'"""', -- python docstring
			'#', -- python and bash comments
			'--', -- lua comment
			'//', -- c languages comment
			-- not working (err in init.lua, line 78)
			--{ "/*", "*/" },
	},

   -- list of patterns that will be removed from content foldtext section.
   stop_words = {
      '@brief%s*', -- (for c++) remove '@brief' and all spaces after.
   },

   add_close_pattern = true, -- true, 'last_line' or false

   matchup_patterns = {
	   {  '{', '}' },
	   { '%(', ')' }, -- % to escape lua pattern char
	   { '%[', ']' }, -- % to escape lua pattern char
   },

   ft_ignore = { 'neorg' },
})
end
-- End global pretty config }}}


-- {{{ Python pretty config

local python_pretty_config = function()

	require('pretty-fold').ft_setup('python', {
   sections = {
      left = {
			--function() return string.rep('+', vim.v.foldlevel) end,
			function() return 'level: '..tonumber(vim.v.foldlevel) end,
			', ',
			'number_of_folded_lines',
			': ',
			'percentage',
			'   ',
         'content',
      },
      right = {
         --' ', 'number_of_folded_lines', ': ', 'percentage', ' ',
         --function(config) return config.fill_char:rep(3) end
			--function(global_pretty_config) return global_pretty_config.fill_char:rep(5) end
      },
   },
   --fill_char = '•',
	-- more chars: '┣', '┫'
	fill_char = '━',

   remove_fold_markers = true,

   -- keep the indentation of the content of the fold string.
   keep_indentation = true,

   -- possible values:
   -- "delete" : delete all comment signs from the fold string.
   -- "spaces" : replace all comment signs with equal number of spaces.
   -- false    : do nothing with comment signs.
   process_comment_signs = 'spaces',
	--process_comment_signs = false,

   -- comment signs additional to the value of `&commentstring` option.
   --comment_signs = {},
	comment_signs = {
			'"""', -- python docstring
			'#', -- python and bash comments
			'--', -- lua comment
			'//', -- c languages comment
			-- not working (err in init.lua, line 78)
			--{ "/*", "*/" },
	},

   -- list of patterns that will be removed from content foldtext section.
   stop_words = {
      '@brief%s*', -- (for c++) remove '@brief' and all spaces after.
   },

   add_close_pattern = true, -- true, 'last_line' or false

   matchup_patterns = {
		{ '^%s*if%s*:', '^%s	%s'},	
	   {  '{', '}' },
	   { '%(', ')' }, -- % to escape lua pattern char
	   { '%[', ']' }, -- % to escape lua pattern char
   },
})
end

-- End python pretty config }}}


-- {{{ Lua pretty config

local lua_pretty_config = function()

	require('pretty-fold').ft_setup('python', {

		matchup_patterns = {
			{ '^%s*do$', 'end' }, -- do ... end blocks
	      { '^%s*if', 'end' },  -- if ... end
	      { '^%s*for', 'end' }, -- for
	      { 'function%s*%(', 'end' }, -- 'function( or 'function (''
	      {  '{', '}' },
	      { '%(', ')' }, -- % to escape lua pattern char
	      { '%[', ']' }, -- % to escape lua pattern char
		},
	})
end

-- End lua pretty config }}}


global_pretty_config()
python_pretty_config()
lua_pretty_config()

PrettyFold

" End pretty fold plugin }}}


" {{{SimpylFold

let g:SimpylFold_docstring_preview = 1
let g:SimpylFold_fold_docstring = 1
let g:SimpylFold_fold_import = 1
let g:SimpylFold_fold_blank = 0

" EndSimplyFold}}}


" ---------- End things after plugins load -----------------------------------------------------------
" }}} Things after plugins load


" {{{ Hotkeys
"-------- Hotkeys ---------------------------------------------------------------------------------

" FOR CHECK hotkey use command
":verbose imap [key]
" e.g.
":verbose imap <Tab>


" {{{ NERDTree
" Ctrl+N for open NerdTree
"nnoremap <C-n> :NERDTree<CR>
" Ctrl+T for open/close NerdTree
nnoremap <C-t> :NERDTreeToggle<CR>
" F8 for open Tagbar
nmap <F8> :TagbarToggle<CR>
" }}}


" {{{ Coc (autocomplete)
"------ Coc (autocomplete)

" Alt+Tab for next variant of completion and Shift+Tab for previous
inoremap <silent><expr> <a-TAB>
	\ coc#pum#visible() ? coc#pum#next(1) :
	\ CheckBackspace() ? "\<Tab>" :
	\ coc#refresh()
inoremap <expr><S-TAB> coc#pum#visible() ? coc#pum#prev(1) : "\<C-h>"

"inoremap <silent><expr> <CR> coc#pum#visible() ? coc#pum#confirm() 
"	\: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"

" use Shift+Enter for accept completion
inoremap <silent><expr> <S-CR> coc#pum#confirm()

" use Ctrl+Space to trigger completion
inoremap <silent><expr> <c-space> coc#refresh()

" go to definition
nmap <silent> gd <Plug>(coc-definition)
nmap <silent> gy <Plug>(coc-type-definition)
nmap <silent> gi <Plug>(coc-implementation)
" go to references
nmap <silent> gr <Plug>(coc-references)

"------ end Coc (autocomplete)
"}}}


" {{{ coc-snippets
"inoremap <silent><expr> <a-TAB>
"      \ coc#pum#visible() ? coc#_select_confirm() :
"      \ coc#expandableOrJumpable() ? "\<C-r>=coc#rpc#request('doKeymap', ['snippets-expand-jump',''])\<CR>" :
"      \ CheckBackspace() ? "\<TAB>" :
"      \ coc#refresh()
"
"function! CheckBackspace() abort
"  let col = col('.') - 1
"  return !col || getline('.')[col - 1]  =~# '\s'
"endfunction
"
"let g:coc_snippet_next = '<tab>'
" }}}


" turn off search highlight
" , and Space
nnoremap ,<space> :nohlsearch<CR>

" for insert mode - escape by jk
"inoremap jk <esc>
"

" {{{ VIM go to smth
" go to next vim buffer
nnoremap gn :bnext<CR>
" go to prev vim buffer
nnoremap gp :bprevious<CR>
" close buffer
nnoremap gw :bdelete<CR>
" buffer list
nnoremap gl :buffers<CR>
" }}}


" {{{ VIM split

nnoremap <S-l> :vsplit 
nnoremap <S-j> :split 

" End VIM split}}}


" {{{ smart-splits

lua << smart-splits-keys

-- recommended mappings
-- resizing splits
-- these keymaps will also accept a range,
-- for example `10<A-h>` will `resize_left` by `(10 * config.default_amount)`
vim.keymap.set('n', '<A-h>', require('smart-splits').resize_left)
vim.keymap.set('n', '<A-j>', require('smart-splits').resize_down)
vim.keymap.set('n', '<A-k>', require('smart-splits').resize_up)
vim.keymap.set('n', '<A-l>', require('smart-splits').resize_right)
-- moving between splits
vim.keymap.set('n', '<C-h>', require('smart-splits').move_cursor_left)
vim.keymap.set('n', '<C-j>', require('smart-splits').move_cursor_down)
vim.keymap.set('n', '<C-k>', require('smart-splits').move_cursor_up)
vim.keymap.set('n', '<C-l>', require('smart-splits').move_cursor_right)
-- swapping buffers between windows
vim.keymap.set('n', '<leader><leader>h', require('smart-splits').swap_buf_left)
vim.keymap.set('n', '<leader><leader>j', require('smart-splits').swap_buf_down)
vim.keymap.set('n', '<leader><leader>k', require('smart-splits').swap_buf_up)
vim.keymap.set('n', '<leader><leader>l', require('smart-splits').swap_buf_right)

-- adding smart-split
--vim.keymap.set('n', '<S-l>', require('smart-splits').split_pane_right)
--vim.keymap.set('n', '<S-k>', require('smart-splits').resize_up)

smart-splits-keys

" }}}


"-------- End hotkeys --------------------------------------------------------------------------------
"}}}


" {{{ Functions
"-------- Functions ----------------------------------------------------------------------------------

" {{{ for coc autocomplete
" For coc autocomplete
function! CheckBackspace() abort
	let col = col('.') - 1
	return !col || getline('.')[col - 1] =~# '\s'
endfunction
" }}}

"-------- End functions ------------------------------------------------------------------------------
" }}}