vim.g.mapleader = " "

-- open project view with netrw
vim.keymap.set("n", "<leader>pv", vim.cmd.Ex)

-- file splitting
vim.keymap.set("n", "<leader>vs", vim.cmd.vsplit)
vim.keymap.set("n", "<leader>hs", vim.cmd.split)

-- moving selected lines across lines
vim.keymap.set("v", "J", ":m '>+1<CR>gv=gv")
vim.keymap.set("v", "K", ":m '<-2<CR>gv=gv")

-- not moving cursor when bringing files up
vim.keymap.set("n", "J", "mzJ`z")

-- keep cursor in screen center when moving up and down
vim.keymap.set("n", "<C-d>", "<C-d>zz")
vim.keymap.set("n", "<C-u>", "<C-u>zz")

-- keep cursor in screen center when traversing in find
vim.keymap.set("n", "n", "nzzzv")
vim.keymap.set("n", "N", "Nzzzv")

-- copying to system clipboard
vim.keymap.set("n", "<leader>y", [["+y]])
vim.keymap.set("v", "<leader>y", [["+y]])
vim.keymap.set("n", "<leader>Y", [["+Y]])

-- deleting without polluting vim clipboard
vim.keymap.set("n", "<leader>d", [["_d]])
vim.keymap.set("v", "<leader>d", [["_d]])

-- global substitute the word cursor is on in current file
vim.keymap.set("n", "<leader>s", [[:%s/\<<C-r><C-w>\>/<C-r><C-w>/gI<Left><Left><Left>]])