local ui = require("javelin.ui")
local data = require("javelin.data")

local Javelin = {}

---@class JavelinConfig
local defaults = {
	use_git_root = true,
	-- Passthrough options to Snacks.win
	menu = {
		width = 0.6,
		height = 8,
		title_pos = "center",
		border = "rounded",
		keys = {
			["<CR>"] = "goto",
			q = "close",
			["<Esc>"] = "close",
		},
	},
}

function Javelin.open()
	return ui.open()
end

---@param index number
function Javelin.select(index)
	return ui.select(index)
end

function Javelin.add()
	return data.add_current()
end

local function create_user_command()
	local commands = {
		open = Javelin.open,
		add = Javelin.add,
	}

	vim.api.nvim_create_user_command("Javelin", function(args)
		local cmd = vim.trim(args.args or "")
		if cmd == "" then
			commands.open()
		elseif commands[cmd] then
			commands[cmd]()
		end
	end, {
		desc = "Javelin",
		nargs = "?",
		complete = function(_, line)
			if line:match("^%s*Javelin %w+ ") then
				return {}
			end
			local prefix = line:match("^%s*Javelin (%w*)") or ""
			return vim.tbl_filter(function(key)
				return key:find(prefix) == 1
			end, vim.tbl_keys(commands))
		end,
	})
end

---@param opt? JavelinConfig
function Javelin.setup(opt)
	---@type JavelinConfig
	local options = vim.tbl_deep_extend("force", {}, defaults, opt or {})

	create_user_command()

	ui.setup(options)
	data.setup(options)
end

return Javelin