dotfiles/nvim/init.lua

require("config.lazy")

vim.opt.tabstop = 2
vim.opt.shiftwidth = 2
vim.opt.softtabstop = 2
vim.opt.expandtab = false

vim.opt.number = true
vim.opt.relativenumber = true

vim.opt.cursorline = true
vim.opt.scrolloff = 8
vim.opt.autoindent = true

vim.g.equalalways = false

vim.g.mapleader = " "

-- terminal mode is annoying :/
vim.keymap.set('t', '<Esc>', '<C-\\><C-n>', { silent = true })

-- use zsh
vim.opt.shell = "/usr/bin/zsh"

-- Setup the LSP stuff
local cmp = require("cmp")
local luasnip = require("luasnip")

cmp.setup({
	snippet = {
		expand = function(args)
			luasnip.lsp_expand(args.body)
		end,
	},
	mapping = cmp.mapping.preset.insert({
		["<C-space>"] = cmp.mapping.complete(),
		["<CR>"] = cmp.mapping.confirm({ select = true }),
	}),
	sources = {
		{ name = "nvim_lsp" },
		{ name = "luasnip" },
	}
})

local caps = require("cmp_nvim_lsp").default_capabilities()

local on_attach = function(client, bufnr)
  local opts = { noremap=true, silent=true, buffer=bufnr }
  vim.keymap.set("n", "gd", vim.lsp.buf.definition, opts)
  vim.keymap.set("n", "K", vim.lsp.buf.hover, opts)
end

-- clangd
vim.lsp.config("clangd", {
  cmd = { "clangd", "--compile-commands-dir=build" },
  capabilities = caps,
  on_attach = on_attach,
})
vim.lsp.enable("clangd")

-- rust-analyzer
vim.lsp.config("rust_analyzer", {
  settings = {
    ["rust-analyzer"] = {
      inlayHints = {
        parameterHints = { enable = true },
        typeHints = { enable = true },
      },
    },
  },
  capabilities = caps,
  on_attach = on_attach,
})
vim.lsp.enable("rust_analyzer")

-- typescript
vim.lsp.config("ts_ls", {
  capabilities = caps,
  on_attach = on_attach,
  filetypes = { "javascript", "javascriptreact", "typescript", "typescriptreact", "typescript.tsx" },
  cmd = { "typescript-language-server", "--stdio" },
})
vim.lsp.enable("ts_ls")

-- gopls
vim.lsp.config("gopls", {
  settings = {
    gopls = {
      gofumpt = true,
      staticcheck = true,
    },
  },
  capabilities = caps,
  on_attach = on_attach,
})
vim.lsp.enable("gopls")

-- pyright
vim.lsp.config("pyright", {
	capabilities = caps,
})

local notify = require("notify")

vim.keymap.set("n", "<leader>cd", function()
  local buf = vim.api.nvim_create_buf(false, true)

  local width = math.floor(vim.o.columns * 0.8)
  local height = math.floor(vim.o.lines * 0.5)
  local row = math.floor((vim.o.lines - height) / 2)
  local col = math.floor((vim.o.columns - width) / 2)

  local opts = {
    style = "minimal",
    relative = "editor",
    width = width,
    height = height,
    row = row,
    col = col,
    border = "rounded",
  }

  vim.api.nvim_open_win(buf, true, opts)

  vim.fn.termopen("mkdir -p build && cd build && cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_EXPORT_COMPILE_COMMANDS=ON ..", {
    on_stdout = function(_, _, _)
      local win = vim.api.nvim_get_current_win()
      vim.api.nvim_win_set_cursor(win, {vim.api.nvim_buf_line_count(0), 0})
    end,
    on_stderr = function(_, _, _)
      local win = vim.api.nvim_get_current_win()
      vim.api.nvim_win_set_cursor(win, {vim.api.nvim_buf_line_count(0), 0})
    end,
  })

  vim.api.nvim_buf_set_keymap(buf, "n", "q", "<cmd>bd!<CR>", { silent = true, noremap = true })
end, { desc = "Configure CMake Debug Build in floating terminal" })

vim.keymap.set("n", "<leader>cr", function()
  local buf = vim.api.nvim_create_buf(false, true)

  local width = math.floor(vim.o.columns * 0.8)
  local height = math.floor(vim.o.lines * 0.5)
  local row = math.floor((vim.o.lines - height) / 2)
  local col = math.floor((vim.o.columns - width) / 2)

  local opts = {
    style = "minimal",
    relative = "editor",
    width = width,
    height = height,
    row = row,
    col = col,
    border = "rounded",
  }

  vim.api.nvim_open_win(buf, true, opts)

  vim.fn.termopen("mkdir -p build && cd build && cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_EXPORT_COMPILE_COMMANDS=ON ..", {
    on_stdout = function(_, _, _)
      local win = vim.api.nvim_get_current_win()
      vim.api.nvim_win_set_cursor(win, {vim.api.nvim_buf_line_count(0), 0})
    end,
    on_stderr = function(_, _, _)
      local win = vim.api.nvim_get_current_win()
      vim.api.nvim_win_set_cursor(win, {vim.api.nvim_buf_line_count(0), 0})
    end,
  })

  vim.api.nvim_buf_set_keymap(buf, "n", "q", "<cmd>bd!<CR>", { silent = true, noremap = true })
end, { desc = "Configure CMake Release Build in floating terminal" })

vim.keymap.set("n", "<leader>cp", function()
  local buf = vim.api.nvim_create_buf(false, true)

  local width = math.floor(vim.o.columns * 0.8)
  local height = math.floor(vim.o.lines * 0.5)
  local row = math.floor((vim.o.lines - height) / 2)
  local col = math.floor((vim.o.columns - width) / 2)

  local opts = {
    style = "minimal",
    relative = "editor",
    width = width,
    height = height,
    row = row,
    col = col,
    border = "rounded",
  }

  vim.api.nvim_open_win(buf, true, opts)

  vim.fn.termopen("mkdir -p build && cd build && cmake -DCMAKE_BUILD_TYPE=Release -DCMAKE_EXPORT_COMPILE_COMMANDS=ON ..", {
    on_stdout = function(_, _, _)
      local win = vim.api.nvim_get_current_win()
      vim.api.nvim_win_set_cursor(win, {vim.api.nvim_buf_line_count(0), 0})
    end,
    on_stderr = function(_, _, _)
      local win = vim.api.nvim_get_current_win()
      vim.api.nvim_win_set_cursor(win, {vim.api.nvim_buf_line_count(0), 0})
    end,
  })

  vim.api.nvim_buf_set_keymap(buf, "n", "q", "<cmd>bd!<CR>", { silent = true, noremap = true })
end, { desc = "Configure CMake RelWithDebugInfo Build in floating terminal" })

vim.api.nvim_create_user_command("Build", function(opts)
  local target = opts.args
  if target == "" then
    print("Usage: :Build <target>")
    return
  end

	local buf = vim.api.nvim_create_buf(false, true)
	local win = vim.api.nvim_open_win(buf, true, {
		relative = 'editor',
		width = math.floor(vim.o.columns * 0.8),
		height = math.floor(vim.o.lines * 0.8),
		row = math.floor(vim.o.lines * 0.1),
		col = math.floor(vim.o.columns * 0.1),
		style = 'minimal',
		border = 'single',
	})

  vim.fn.termopen("cmake --build build --parallel 20 --target " .. target, {
    on_stdout = function(_, _, _)
      local win = vim.api.nvim_get_current_win()
      vim.api.nvim_win_set_cursor(win, {vim.api.nvim_buf_line_count(0), 0})
    end,
    on_stderr = function(_, _, _)
      local win = vim.api.nvim_get_current_win()
      vim.api.nvim_win_set_cursor(win, {vim.api.nvim_buf_line_count(0), 0})
    end,
  })

  vim.api.nvim_buf_set_keymap(buf, "n", "q", "<cmd>bd!<CR>", { silent = true, noremap = true })
	end, {
  nargs = 1,
})

vim.api.nvim_create_autocmd("BufWritePre", {
  group = vim.api.nvim_create_augroup("AutoFormatOnSave", { clear = true }),
  pattern = "*",
  callback = function()
    vim.lsp.buf.format({ async = false })
  end,
})

vim.keymap.set('n', '<leader>cs', function()
  require('telescope.builtin').colorscheme({
    enable_preview = true  -- live preview
  })
end, { desc = "Pick a colorscheme" })

vim.keymap.set("n", "<leader>r", "<cmd>Telescope live_grep<cr>", { noremap = true, silent = true })

vim.cmd('colorscheme koehler')