" Options
"-----------------------------------------------------------------------------------------------
" Set <space> as the leader key
" See :help mapleader
"  NOTE: Must happen before plugins are loaded (otherwise wrong leader will be used)
let mapleader = ' '
let maplocalleader = ' '

" Dont use the tab key for copilot suggestions
let g:copilot_no_tab_map = 1

" [[ Setting options ]]
" See :help option-list

" Make line numbers default
set number

" Enable mouse mode, can be useful for resizing splits for example!
set mouse=a

" Don't show the mode, since it's already in status line
set noshowmode

" Sync clipboard between OS and Vim.
"  Remove this option if you want your OS clipboard to remain independent.
"  See :help 'clipboard'
set clipboard=unnamedplus

" Enable break indent
set breakindent

" Save undo history
set noswapfile
set nobackup
set undofile

" Create undo directory if it doesn't exist
if !isdirectory($HOME . "/.vim/undo")
  call mkdir($HOME . "/.vim/undo", "p", 0700)
endif
set undodir=~/.vim/undo

" Case-insensitive searching UNLESS \C or capital in search
set ignorecase
set smartcase

" Keep signcolumn on by default (Vim 8.1+)
if has('signs') && v:version >= 801
  set signcolumn=yes
endif

" Decrease update time
set updatetime=250

" Time when the help popup will appear
set timeoutlen=300

" Configure how new splits should be opened
set splitright
set splitbelow

" Sets how vim will display certain whitespace in the editor.
"  See :help 'list'
"  and :help 'listchars'
set list
set listchars=tab:\ \ ,trail:·,nbsp:␣

" Show which line your cursor is on
set cursorline

" Minimal number of screen lines to keep above and below the cursor.
set scrolloff=16

" Tab size
set tabstop=2
set shiftwidth=2

" Don't expand tabs into spaces
set noexpandtab

" Relative line numbers
" See :help 'relativenumber'
set relativenumber

" Disable folding, we don't need it
set nofoldenable

" Set highlight on search
set hlsearch

" Reset the cursor
set guicursor=

" Enable syntax highlighting
syntax on

" Set colorscheme (Vim 8.2+)
colorscheme habamax

" Auto-indent new lines
set autoindent
set smartindent

" Show search matches as you type
set incsearch

" Enhanced command-line completion
set wildmenu
set wildmode=longest:full,full

" Show incomplete commands in status line
set showcmd

" Make backspace work properly in insert mode
set backspace=indent,eol,start

" Allow switching buffers without saving
set hidden

" Always show status line
set laststatus=2

" UTF-8 encoding by default
set encoding=utf-8

" Auto-reload files changed outside Vim
set autoread

" Disable error bells
set noerrorbells
set novisualbell

" Highlight matching brackets when typing
set showmatch
set matchtime=2

" Longer command history
set history=1000

" Wrap long lines
set wrap

" Don't redraw screen during macros (faster)
set lazyredraw

" Ask for confirmation instead of failing commands
set confirm

" [[ Basic Keymaps ]]
"-----------------------------------------------------------------------------------------------

" Always paste what was yanked, not what was deleted:
nnoremap <silent> ,p "0p
vnoremap <silent> ,p "0p
nnoremap <silent> ,P "0P
vnoremap <silent> ,P "0P

" Normal behaviour of j and k in wrapped lines
nnoremap <silent> j gj
vnoremap <silent> j gj
nnoremap <silent> k gk
vnoremap <silent> k gk

" Replace word I am on in the whole file
nnoremap <leader>rw :%s/\<<C-r><C-w>\>//g<left><left>

" Allow moving selected text vertically in visual mode
vnoremap <silent> K :m '<-2<CR>gv=gv
vnoremap <silent> J :m '>+1<CR>gv=gv

" Clear highlight on pressing <Esc> in normal mode:
nnoremap <Esc> :nohlsearch<CR>

" Vertically jump around half a page and always center the cursor
" Vertically jump around to the next/prev search result and always center the cursor
nnoremap <C-u> <C-u>zz
nnoremap <C-d> <C-d>zz
nnoremap n nzzzv
nnoremap N Nzzzv

" Delete without yanking
nnoremap <leader>d "_d
vnoremap <leader>d "_d

" Paste without yanking
nnoremap <leader>p "_dP

" Disable deselection when indenting in visual mode
vnoremap <silent> < <gv
vnoremap <silent> > >gv

" Keybinds to make split navigation easier.
" Use arrow keys to switch between windows
nnoremap <silent> <Left> <C-w><C-h>
vnoremap <silent> <Left> <C-w><C-h>
nnoremap <silent> <Right> <C-w><C-l>
vnoremap <silent> <Right> <C-w><C-l>
nnoremap <silent> <Down> <C-w><C-j>
vnoremap <silent> <Down> <C-w><C-j>
nnoremap <silent> <Up> <C-w><C-k>
vnoremap <silent> <Up> <C-w><C-k>

" Keybinds to make buffer navigation easier
nnoremap <silent> gb :bn<CR>
nnoremap <silent> gB :bp<CR>

" Keybinds to make tab navigation easier
nnoremap gT :tabprevious<CR>
nnoremap gt :tabnext<CR>
nnoremap <Leader>t :tabnew<CR>
nnoremap <Leader><S-Tab> :tabprevious<CR>
nnoremap <Leader><Tab> :tabnext<CR>