local map = vim.api.nvim_set_keymap

vim.g.mapleader = " "

require("config.lazy")
require("lazy").setup({
	spec = {
		-- import your plugins
		{ import = "plugins" },
	},
	-- Configure any other settings here. See the documentation for more details.
	-- colorscheme that will be used when installing plugins.
	install = { colorscheme = { "habamax" } },
	-- automatically check for plugin updates
	checker = { enabled = true },
})

require("core.options")

options = { noremap = true }
map('n', '<Leader>ff',      ':Telescope find_files<Enter>', options)
map('n', '<Leader>fg',      ':Telescope git_files<Enter>', options)
map('n', '<Leader>gc',      ':Telescope git_commits<Enter>', options)
map('n', '<Leader><Space>', ':Telescope buffers<Enter>', options)
map('n', '<Leader>t',       ':TagbarToggle<Enter>', options)



--------------------------------------------------
-- LSP
--------------------------------------------------
-- Reserve a space in the gutter
-- This will avoid an annoying layout shift in the screen
vim.opt.signcolumn = 'yes'

-- Add cmp_nvim_lsp capabilities settings to lspconfig
-- This should be executed before you configure any language server
local lspconfig_defaults = require('lspconfig').util.default_config
lspconfig_defaults.capabilities = vim.tbl_deep_extend(
	'force',
	lspconfig_defaults.capabilities,
	require('cmp_nvim_lsp').default_capabilities()
)

-- This is where you enable features that only work
-- if there is a language server active in the file
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', 'gD', '<cmd>lua vim.lsp.buf.declaration()<cr>', opts)
		vim.keymap.set('n', 'gi', '<cmd>lua vim.lsp.buf.implementation()<cr>', opts)
		vim.keymap.set('n', 'go', '<cmd>lua vim.lsp.buf.type_definition()<cr>', opts)
		vim.keymap.set('n', 'gr', '<cmd>lua vim.lsp.buf.references()<cr>', opts)
		vim.keymap.set('n', 'gs', '<cmd>lua vim.lsp.buf.signature_help()<cr>', opts)
		vim.keymap.set('n', '<F2>', '<cmd>lua vim.lsp.buf.rename()<cr>', opts)
		vim.keymap.set({'n', 'x'}, '<F3>', '<cmd>lua vim.lsp.buf.format({async = true})<cr>', opts)
		vim.keymap.set('n', '<F4>', '<cmd>lua vim.lsp.buf.code_action()<cr>', opts)
	end,
})

require('lspconfig').clangd.setup({})

local cmp = require('cmp')

cmp.setup({
	sources = {
		{name = 'nvim_lsp'},
	},
	completion = {
		autocomplete = false
	},
	mapping = cmp.mapping.preset.insert({
		-- Navigate between completion items
		['<C-p>'] = cmp.mapping.select_prev_item({behavior = 'select'}),
		['<C-n>'] = cmp.mapping.select_next_item({behavior = 'select'}),

		-- `Enter` key to confirm completion
		['<CR>'] = cmp.mapping.confirm({select = false}),

		-- Ctrl+Space to trigger completion menu
		['<C-Space>'] = cmp.mapping.complete(),

		-- Scroll up and down in the completion documentation
		['<C-u>'] = cmp.mapping.scroll_docs(-4),
		['<C-d>'] = cmp.mapping.scroll_docs(4),
	}),
	snippet = {
		expand = function(args)
			require('luasnip').lsp_expand(args.body)
		end,
	},
	mapping = cmp.mapping.preset.insert({}),
})