nvim/lua/plugins/astrocore.lua

-- AstroCore provides a central place to modify mappings, vim options, autocommands, and more!
-- Configuration documentation can be found with `:h astrocore`

---@type LazySpec
return {
	"AstroNvim/astrocore",
	---@type AstroCoreOpts
	opts = {
		autocmds = {
			restore_session = {
				{
					event = "VimEnter",
					desc = "Restore previous directory session if neovim opened with no arguments",
					nested = true, -- trigger other autocommands as buffers open
					callback = function()
						-- Only load the session if nvim was started with no args
						if vim.fn.argc(-1) == 0 then
							-- try to load a directory session using the current working directory
							require("resession").load(vim.fn.getcwd(), { dir = "dirsession", silence_errors = true })
						end
					end,
				},
			},
		},
		-- Configure core features of AstroNvim
		features = {
			large_buf = { size = 1024 * 256, lines = 10000 }, -- set global limits for large files for disabling features like treesitter
			autopairs = true, -- enable autopairs at start
			cmp = true, -- enable completion at start
			diagnostics_mode = 3, -- diagnostic mode on start (0 = off, 1 = no signs/virtual text, 2 = no virtual text, 3 = on)
			highlighturl = true, -- highlight URLs at start
			notifications = true, -- enable notifications at start
		},
		-- Diagnostics configuration (for vim.diagnostics.config({...})) when diagnostics are on
		diagnostics = {
			virtual_text = true,
			underline = true,
		},
		-- vim options can be configured here
		options = {
			opt = { -- vim.opt.<key>
				relativenumber = true, -- sets vim.opt.relativenumber
				scrolloff = 8, -- sets vim.opt.scrolloff
				number = true, -- sets vim.opt.number
				spell = false, -- sets vim.opt.spell
				signcolumn = "yes", -- sets vim.opt.signcolumn to yes
				wrap = false, -- sets vim.opt.wrap
			},
			g = { -- vim.g.<key>
				-- configure global vim variables (vim.g)
				-- NOTE: `mapleader` and `maplocalleader` must be set in the AstroNvim opts or before `lazy.setup`
				-- This can be found in the `lua/lazy_setup.lua` file
			},
		},
		sessions = {
			-- Configure auto saving
			autosave = {
				last = true, -- auto save last session
				cwd = true, -- auto save session for each working directory
			},
			-- Patterns to ignore when saving sessions
			ignore = {
				dirs = {}, -- working directories to ignore sessions in
				filetypes = { "gitcommit", "gitrebase" }, -- filetypes to ignore sessions
				buftypes = {}, -- buffer types to ignore sessions
			},
		},
		-- Mappings can be configured through AstroCore as well.
		-- NOTE: keycodes follow the casing in the vimdocs. For example, `<Leader>` must be capitalized
		mappings = {
			-- first key is the mode
			n = {
				-- second key is the lefthand side of the map

				-- navigate buffer tabs
				["]b"] = { function() require("astrocore.buffer").nav(vim.v.count1) end, desc = "Next buffer" },
				["[b"] = { function() require("astrocore.buffer").nav(-vim.v.count1) end, desc = "Previous buffer" },

				-- mappings seen under group name "Buffer"
				["<Leader>bd"] = {
					function()
						require("astroui.status.heirline").buffer_picker(
							function(bufnr) require("astrocore.buffer").close(bufnr) end
						)
					end,
					desc = "Close buffer from tabline",
				},
				-- tables with just a `desc` key will be registered with which-key if it's installed
				-- this is useful for naming menus
				["<Leader>b"] = { desc = "Buffers" },
				-- Harpoon mappings
				["<Leader>h"] = { desc = "Harpoon" },
				["<Leader>ha"] = { function() require("harpoon"):list():add() end, desc = "Add to Harpoon" },
				["<Leader>a"] = { function() require("harpoon"):list():add() end, desc = "Add to Harpoon" },
				["<Leader>d"] = { function() require("harpoon"):list():remove() end, desc = "Remove from Harpoon" },
				["<Leader>hc"] = { function() require("harpoon"):list():clear() end, desc = "Clear Harpoon" },
				["<Leader>hf"] = {
					function()
						-- require("harpoon").ui:toggle_quick_menu(require("harpoon"):list())
						local harpoon = require("harpoon")
						-- basic telescope configuration
						local conf = require("telescope.config").values
						local function toggle_telescope(harpoon_files)
							local file_paths = {}
							for _, item in ipairs(harpoon_files.items) do
								table.insert(file_paths, item.value)
							end

							require("telescope.pickers")
								.new({}, {
									prompt_title = "Harpoon",
									finder = require("telescope.finders").new_table({
										results = file_paths,
									}),
									previewer = conf.file_previewer({}),
									sorter = conf.generic_sorter({}),
								})
								:find()
						end
						toggle_telescope(harpoon:list())
					end,
					desc = "Harpoon Quick Menu",
				},
				["<C-n>"] = { function() require("harpoon"):list():prev() end, desc = "Harpoon Previous File" },
				["<C-m>"] = { function() require("harpoon"):list():next() end, desc = "Harpoon Next File" },
			},
		},
	},
}