-- stylua: ignore
local SUPPORTED_KEYS = {
	{ on = "0"}, { on = "1"}, { on = "2"}, { on = "3"}, { on = "4"},
	{ on = "5"}, { on = "6"}, { on = "7"}, { on = "8"}, { on = "9"},
	{ on = "A"}, { on = "B"}, { on = "C"}, { on = "D"}, { on = "E"},
	{ on = "F"}, { on = "G"}, { on = "H"}, { on = "I"}, { on = "J"},
	{ on = "K"}, { on = "L"}, { on = "M"}, { on = "N"}, { on = "O"},
	{ on = "P"}, { on = "Q"}, { on = "R"}, { on = "S"}, { on = "T"},
	{ on = "U"}, { on = "V"}, { on = "W"}, { on = "X"}, { on = "Y"}, { on = "Z"},
	{ on = "a"}, { on = "b"}, { on = "c"}, { on = "d"}, { on = "e"},
	{ on = "f"}, { on = "g"}, { on = "h"}, { on = "i"}, { on = "j"},
	{ on = "k"}, { on = "l"}, { on = "m"}, { on = "n"}, { on = "o"},
	{ on = "p"}, { on = "q"}, { on = "r"}, { on = "s"}, { on = "t"},
	{ on = "u"}, { on = "v"}, { on = "w"}, { on = "x"}, { on = "y"}, { on = "z"},
}

local save_bookmark = ya.sync(function(state, idx)
	local folder = Folder:by_kind(Folder.CURRENT)

	state.bookmarks = state.bookmarks or {}
	state.bookmarks[#state.bookmarks + 1] = {
		on = SUPPORTED_KEYS[idx].on,
		desc = tostring(folder.cwd),
		cursor = folder.cursor,
	}
end)

local all_bookmarks = ya.sync(function(state) return state.bookmarks or {} end)

local delete_bookmark = ya.sync(function(state, idx) table.remove(state.bookmarks, idx) end)

local delete_all_bookmarks = ya.sync(function(state) state.bookmarks = nil end)

return {
	entry = function(_, args)
		local action = args[1]
		if not action then
			return
		end

		if action == "save" then
			local key = ya.which { cands = SUPPORTED_KEYS, silent = true }
			if key then
				save_bookmark(key)
			end
			return
		end

		if action == "delete_all" then
			return delete_all_bookmarks()
		end

		local bookmarks = all_bookmarks()
		local selected = #bookmarks > 0 and ya.which { cands = bookmarks }
		if not selected then
			return
		end

		if action == "jump" then
			ya.manager_emit("cd", { bookmarks[selected].desc })
			ya.manager_emit("arrow", { -99999999 })
			ya.manager_emit("arrow", { bookmarks[selected].cursor })
		elseif action == "delete" then
			delete_bookmark(selected)
		end
	end,
}