-- leader
vim.g.mapleader = ' '

-- visual block indenting
vim.keymap.set('v', '<',			'<gv')
vim.keymap.set('v', '>',			'>gv')

-- centered cursor
vim.keymap.set('n', 'n',			'nzz')
vim.keymap.set('n', 'N',			'Nzz')
vim.keymap.set('n', 'J',			'mzJ`z')

-- escape terminal mode
vim.keymap.set('t', '<Esc>',		'<C-\\><C-n>')

-- newline without entering insert mode
vim.keymap.set('n', '<C-J>',		'o<Esc>')
vim.keymap.set('n', '<C-K>',		'O<Esc>')

-- movement
vim.keymap.set('n', '<leader>h',	':wincmd h<cr>')
vim.keymap.set('n', '<leader>j',	':wincmd j<cr>')
vim.keymap.set('n', '<leader>k',	':wincmd k<cr>')
vim.keymap.set('n', '<leader>l',	':wincmd l<cr>')

-- splits and buffers
vim.keymap.set('n', '<leader>sv',	':vsplit<CR>')
vim.keymap.set('n', '<leader>sz',	':split<CR>')
vim.keymap.set('n', '<leader>st',	':tabnew<CR>')
vim.keymap.set('n', '<leader>sb',	':Telescope buffers<CR>')
vim.keymap.set('n', '<leader>sh',	':tabprevious<cr>')
vim.keymap.set('n', '<leader>sl',	':tabnext<cr>')

-- basics
vim.keymap.set('n', '<leader>q',	':q<CR>')
vim.keymap.set('n', '<leader>Q',	':qa<CR>')
vim.keymap.set('n', '<leader>x',	':q!<CR>')
vim.keymap.set('n', '<leader>X',	':qa!<CR>')
vim.keymap.set('n', '<leader>w',	':w<CR>')
vim.keymap.set('n', '<leader>W',	':wa<CR>')
vim.keymap.set('n', '<leader>f',	':NvimTreeToggle<CR>')
vim.keymap.set('n', '<leader>F',	':Telescope find_files<CR>')

-- toggle term
vim.keymap.set('n', '<leader>c',	':ToggleTermToggleAll<CR>')
vim.keymap.set('n', '<leader>C',	':ToggleTerm<CR>')

-- frequent actions
vim.keymap.set('n', '<leader>ar',	':source ~/.config/nvim/init.lua<CR>')
vim.keymap.set('n', '<leader>ac',	':cd ~/.config/nvim/<CR>')

-- keymap switches
vim.keymap.set('i', '<C-x>',		'<Esc>:set keymap=<CR>a')
vim.keymap.set('i', '<C-z>',		'<Esc>:set keymap=hebrew<CR>a')

-- telescope
vim.keymap.set('n', '<leader>tt',	':Telescope<CR>')
vim.keymap.set('n', '<leader>tl',	':Telescope lsp_dynamic_workspace_symbols<CR>')
vim.keymap.set('n', '<leader>to',	':Telescope oldfiles<CR>')
vim.keymap.set('n', '<leader>tg',	':Telescope live_grep<CR>')
vim.keymap.set('n', '<leader>ts',	':Telescope treesitter<CR>')

-- code
vim.keymap.set('n', '<leader>gf',	':Neoformat<CR>')
vim.keymap.set('n', '<leader>gd', 	':Telescope lsp_definitions<CR>')
vim.keymap.set('n', '<leader>gi', 	':Telescope lsp_implementations<CR>')
vim.keymap.set('n', '<leader>gr', 	':Telescope lsp_references<CR>')
vim.keymap.set('n', '<leader>ga', 	':Telescope lsp_code_actions<CR>')
vim.keymap.set('n', '<leader>gq', 	':Telescope diagnostics<CR>')
vim.keymap.set('n', '<leader>gD', 	function() vim.lsp.buf.declaration() end)
vim.keymap.set('n', '<leader>gk', 	function() vim.lsp.buf.hover() end)
vim.keymap.set('n', '<leader>gt', 	function() vim.lsp.buf.type_definition() end)
vim.keymap.set('n', '<leader>gn', 	function() vim.lsp.buf.rename() end)
vim.keymap.set('n', '<leader>ge', 	function() vim.lsp.diagnostic.show_line_diagnostics() end)
vim.keymap.set('n', '[d',         	function() vim.lsp.diagnostic.goto_prev() end)
vim.keymap.set('n', ']d',         	function() vim.lsp.diagnostic.goto_next() end)

-- debug mappings
vim.keymap.set('n', '<leader>dc',	function() require'dap'.continue() end)
vim.keymap.set('n', '<leader>dn',	function() require'dap'.step_over() end)
vim.keymap.set('n', '<leader>di',	function() require'dap'.step_into() end)
vim.keymap.set('n', '<leader>do',	function() require'dap'.step_out() end)
vim.keymap.set('n', '<leader>db',	function() require'dap'.toggle_breakpoint() end)
vim.keymap.set('n', '<leader>dl',	function() require'dap'.run_last() end)
vim.keymap.set('n', '<leader>dq',	function() require'dap'.close() end)
vim.keymap.set('n', '<leader>du',	function() require'dapui'.toggle() end)
vim.keymap.set('n', '<leader>dv',	':Telescope dap variables<CR>')
vim.keymap.set('n', '<leader>dh',	':Telescope dap commands<CR>')
vim.keymap.set('n', '<leader>dp',	':Telescope dap list_breakpoints<CR>')

-- git
vim.keymap.set('n', '<leader>vs',	':Git<CR>')
vim.keymap.set('n', '<leader>vb',	':Telescope git_branches<CR>')
vim.keymap.set('n', '<leader>vc',	':Telescope git_commits<CR>')
vim.keymap.set('n', '<leader>vf',	':Telescope git_files<CR>')

-- vsnip jumpable mappings
vim.keymap.set('i', '<Tab>',		"vsnip#jumpable(1)  ? '<Plug>(vsnip-jump-next)' : '<Tab>'",   {expr = true})
vim.keymap.set('s', '<Tab>',   		"vsnip#jumpable(1)  ? '<Plug>(vsnip-jump-next)' : '<Tab>'",   {expr = true})
vim.keymap.set('i', '<S-Tab>', 		"vsnip#jumpable(-1) ? '<Plug>(vsnip-jump-prev)' : '<S-Tab>'", {expr = true})
vim.keymap.set('s', '<S-Tab>', 		"vsnip#jumpable(-1) ? '<Plug>(vsnip-jump-prev)' : '<S-Tab>'", {expr = true})