nvim: keymaps: for keymap settings

Signed-off-by: Brahmajit Das <brahmajit.xyz@gmail.com>

1 files changed, 53 insertions, 0 deletions

diff --git a/lua/keymaps.lua b/lua/keymaps.lua
new file mode 100644
index 0000000..18650cd
--- /dev/null
+++ b/lua/keymaps.lua
@@ -0,0 +1,53 @@
+-----------------------------------------------------------
+-- Define keymaps of Neovim and installed plugins.
+-----------------------------------------------------------
+
+local function map(mode, lhs, rhs, opts)
+	local options = { noremap = true, silent = true }
+	if opts then
+		options = vim.tbl_extend('force', options, opts)
+	end
+	vim.api.nvim_set_keymap(mode, lhs, rhs, options)
+end
+
+-- Change leader to a comma
+vim.g.mapleader = ','
+
+-----------------------------------------------------------
+-- Neovim shortcuts
+-----------------------------------------------------------
+
+-- Disable arrow keys
+map('', '<up>', '<nop>')
+map('', '<down>', '<nop>')
+map('', '<left>', '<nop>')
+map('', '<right>', '<nop>')
+
+-- Reload configuration without restart nvim
+map('n', '<leader>r', ':so %<CR>')
+
+-- Change split orientation
+map('n', '<leader>tk', '<C-w>t<C-w>K') -- change vertical to horizontal
+map('n', '<leader>th', '<C-w>t<C-w>H') -- change horizontal to vertical
+
+map('n', 'M-j', ':resize -2<CR>')
+map('n', 'M-k', ':resize +2<CR>')
+map('n', 'M-l', ':vertical resize -2<CR>')
+map('n', 'M-h', ':vertical resize +2<CR>')
+
+map('t', 'C-w', '<C-\\><C-n><C-w>')
+
+map('n', '<leader>B', ':Buffers<CR>') -- FZF show open buffers
+map('n', '<leader>F', ':Files<CR>')   -- FZF show files
+map('n', '<leader>A', ':Rg<CR>')      -- FZF call ripgrep
+map('n', '<leader>C', ':Commits<CR>') -- FZF show git commits
+map('n', '<leader>M', ':Maps<CR>')    -- FZF show normal mode mappings
+
+map('n', '<leader>e', ':NvimTreeToggle<CR>')
+
+local keymap = vim.api.nvim_set_keymap
+local opts = { noremap = true, silent = true }
+keymap("i", "<c-j>", "<cmd>lua require'luasnip'.jump(1)<CR>", opts)
+keymap("s", "<c-j>", "<cmd>lua require'luasnip'.jump(1)<CR>", opts)
+keymap("i", "<c-k>", "<cmd>lua require'luasnip'.jump(-1)<CR>", opts)
+keymap("s", "<c-k>", "<cmd>lua require'luasnip'.jump(-1)<CR>", opts)