nvim_mini_init.lua

-- ========================================================================== --
-- ==                           EDITOR SETTINGS                            == --
-- ========================================================================== --

-- Learn more about Neovim lua api
-- https://neovim.io/doc/user/lua-guide.html
-- https://vonheikemen.github.io/devlog/tools/build-your-first-lua-config-for-neovim/

vim.o.number = true
vim.o.ignorecase = true
vim.o.smartcase = true
vim.o.hlsearch = false
vim.o.tabstop = 2
vim.o.shiftwidth = 2
vim.o.showmode = false
vim.o.termguicolors = true
vim.o.updatetime = 250
vim.o.timeoutlen = 300
vim.o.signcolumn = 'yes'
vim.o.relativenumber = true

-- vim.o.winborder = 'rounded'
-- vim.opt.runtimepath:append('/home/niksun/.local/share/nvim/site/')

-- Space as leader key
vim.g.mapleader = vim.keycode('<Space>')

-- Basic clipboard interaction
vim.keymap.set({ 'n', 'x' }, 'gy', '"+y', { desc = 'Copy to clipboard' })
vim.keymap.set({ 'n', 'x' }, 'gp', '"+p', { desc = 'Paste clipboard content' })

-- ========================================================================== --
-- ==                               PLUGINS                                == --
-- ========================================================================== --

local mini = {}

mini.branch = 'main'
mini.packpath = vim.fn.stdpath('data') .. '/site'

function mini.require_deps()
	local uv = vim.uv or vim.loop
	local mini_path = mini.packpath .. '/pack/deps/start/mini.nvim'

---@diagnostic disable-next-line: undefined-field
	if not uv.fs_stat(mini_path) then
		print('Installing mini.nvim....')
		vim.fn.system({
			'git',
			'clone',
			'--filter=blob:none',
			'https://github.com/nvim-mini/mini.nvim',
			string.format('--branch=%s', mini.branch),
			mini_path
		})

		vim.cmd('packadd mini.nvim | helptags ALL')
	end

	local ok, deps = pcall(require, 'mini.deps')
	if not ok then
		return {}
	end

	return deps
end

local MiniDeps = mini.require_deps()
if not MiniDeps.setup then
	return
end

-- See :help MiniDeps.config
MiniDeps.setup({
	path = {
		package = mini.packpath,
	},
})

-- MiniDeps.add('folke/tokyonight.nvim')
MiniDeps.add({
	source = "catppuccin/nvim",
	name = "catppuccin",
})
MiniDeps.add('folke/which-key.nvim')
MiniDeps.add('VonHeikemen/ts-enable.nvim')
MiniDeps.add({
	source = 'neovim/nvim-lspconfig',
	depends = { 'folke/neoconf.nvim', 'folke/lazydev.nvim', 'mason-org/mason.nvim', 'mason-org/mason-lspconfig.nvim' },
})
MiniDeps.add({
	source = 'nvim-mini/mini.nvim',
	checkout = mini.branch,
})
MiniDeps.add({
	source = 'nvim-treesitter/nvim-treesitter',
	checkout = 'main',
	hooks = {
		post_checkout = function()
			vim.cmd.TSUpdate()
		end,
	},
})

-- ========================================================================== --
-- ==                         PLUGIN CONFIGURATION                         == --
-- ========================================================================== --

-- vim.cmd.colorscheme('tokyonight')
vim.cmd.colorscheme('catppuccin-mocha')

-- See :help MiniIcons.config
-- Change style to 'glyph' if you have a font with fancy icons
require('mini.icons').setup({ style = 'ascii' })

-- See :help MiniComment.config
require('mini.comment').setup({})

-- See :help MiniSurround.config
require('mini.surround').setup({})

require('mini.pairs').setup({})

require('mini.indentscope').setup({})

-- See :help MiniNotify.config
require('mini.notify').setup({
	lsp_progress = { enable = false },
})

-- See :help MiniBufremove.config
require('mini.bufremove').setup({})

-- Close buffer and preserve window layout
vim.keymap.set('n', '<leader>bc', '<cmd>lua pcall(MiniBufremove.delete)<cr>', { desc = 'Close buffer' })

-- See :help MiniFiles.config
local mini_files = require('mini.files')
mini_files.setup({})

-- Toggle file explorer
-- See :help MiniFiles-navigation
vim.keymap.set('n', '<leader>e', function()
	if mini_files.close() then
		return
	end

	mini_files.open()
end, { desc = 'File explorer' })

-- See :help MiniPick.config
require('mini.pick').setup({})

-- See available pickers
-- :help MiniPick.builtin
-- :help MiniExtra.pickers
vim.keymap.set('n', '<leader>?', '<cmd>Pick oldfiles<cr>', { desc = 'Search file history' })
vim.keymap.set('n', '<leader><space>', '<cmd>Pick buffers<cr>', { desc = 'Search open files' })
vim.keymap.set('n', '<leader>ff', '<cmd>Pick files<cr>', { desc = 'Search all files' })
vim.keymap.set('n', '<leader>fg', '<cmd>Pick grep_live<cr>', { desc = 'Search in project' })
vim.keymap.set('n', '<leader>fd', '<cmd>Pick diagnostic<cr>', { desc = 'Search diagnostics' })
vim.keymap.set('n', '<leader>fs', '<cmd>Pick buf_lines<cr>', { desc = 'Buffer local search' })
vim.keymap.set('n', '<leader>fb', '<cmd>Pick buffers<cr>', { desc = 'Search buffers' })
vim.keymap.set('n', '<leader>fk', '<cmd>Pick keymaps<cr>', { desc = 'Search keymaps' })

-- See :help MiniStatusline.config
require('mini.statusline').setup({})

-- See :help MiniExtra
require('mini.extra').setup({})

require('mini.tabline').setup({})

-- See :help MiniSnippets.config
require('mini.snippets').setup({})

-- See :help MiniCompletion.config
require('mini.completion').setup({
	lsp_completion = {
		source_func = 'omnifunc',
		auto_setup = false,
	},
})

require('neoconf').setup()
require('lazydev').setup()
require('mason').setup()
require('mason-lspconfig').setup()

-- See :help which-key.nvim-which-key-setup
require('which-key').setup({
	preset = 'helix',
	icons = {
		mappings = false,
		keys = {
			Space = 'Space',
			Esc = 'Esc',
			BS = 'Backspace',
			C = 'Ctrl-',
		},
	},
})

require('which-key').add({
	{ '<leader>f', group = 'Fuzzy Find' },
	{ '<leader>b', group = 'Buffer' },
})

-- Treesitter setup
local ts_parsers = { 'lua', 'vim', 'vimdoc', 'c', 'query' }

vim.g.ts_enable = {
	parsers = ts_parsers,
	auto_install = true,
	highlights = true,
}

-- LSP setup
vim.api.nvim_create_autocmd('LspAttach', {
	desc = 'LSP actions',
	callback = function(event)
		local opts = { buffer = event.buf }
		vim.keymap.set('n', 'K', '<cmd>lua vim.lsp.buf.hover()<cr>', opts)
		vim.keymap.set('n', 'gd', '<cmd>lua vim.lsp.buf.definition()<cr>', opts)
		vim.keymap.set('n', 'grd', '<cmd>lua vim.lsp.buf.declaration()<cr>', opts)
		vim.keymap.set({ 'n', 'x' }, 'gq', '<cmd>lua vim.lsp.buf.format({async = true})<cr>', opts)

		local id = vim.tbl_get(event, 'data', 'client_id')
		local client = id and vim.lsp.get_client_by_id(id)

		if client and client:supports_method('textDocument/completion') then
			vim.bo[event.buf].omnifunc = 'v:lua.MiniCompletion.completefunc_lsp'
		end
	end,
})