local map = core.misc.map

return { "L3MON4D3/LuaSnip",
	branch = "v2.*",
	config = function()
		vim.cmd("make install_jsregexp")
	end,
	lazy = function(load)
		load:keymap({"i", "s"}, "<c-a>")
		load:keymap({"i", "s"}, "<c-e>")
		load:keymap({"i", "s"}, "<c-j>")
		load:keymap({"i", "s"}, "<c-k>")
		load:auto("InsertEnter")
	end,
	load = function()
		local ls = require("luasnip")

		-- replace the builtin snippet handler with luasnip so I get all my fancy
		-- stuff
		vim.snippet.expand = ls.lsp_expand

		ls.config.setup {
			keep_roots = true,
			link_roots = true,
			link_children = true,
			exit_roots = not true
		}

		map({"i", "s"}, "<C-e>", ls.expand)
		map({"i", "s"}, "<C-j>", function() ls.jump(1) end)
		map({"i", "s"}, "<C-k>", function() ls.jump(-1) end)
		map({"i", "s"}, "<C-a>", function()
			if ls.choice_active() then
				ls.change_choice(1)
			end
		end)

		-- collect all snippets and add them
		for _, file in ipairs(vim.api.nvim_get_runtime_file("lua/snippets/*.lua",
			true)) do
			local fn = file:gsub("^.*/", ""):gsub("%.lua$", "")

			local ret = require("snippets."..fn)
			if type(ret) ~= "boolean" then
				ls.add_snippets(fn, ret, { key = fn })
			end
		end
	end
}