feat(list): 增强列表命令功能并改进显示格式

- 添加 `-l` 参数支持显示文件详细信息
- 改进文件列表的排序和分类显示
- 为不同文件类型添加颜色标识
- 添加统计信息和提示文本
- 修复重启命令别名从 "restart" 改为 "reboot"
- 更新系统版本号显示为 LeonOS 1.0
This commit is contained in:
2025-08-31 17:52:37 +08:00
parent ee22dd1138
commit acad8982aa
3 changed files with 127 additions and 19 deletions

View File

@@ -11,36 +11,143 @@ local textutils = require("textutils")
if #args == 0 then args[1] = shell.dir() end
local show_hidden = settings.get("list.show_hidden")
local show_details = false
-- 检查是否有显示详细信息的参数
for i=1, #args, 1 do
if args[i] == "-l" then
show_details = true
table.remove(args, i)
break
end
end
-- 如果没有参数了,默认为当前目录
if #args == 0 then args[1] = shell.dir() end
-- 获取文件大小的格式化函数
local function format_size(size)
if size < 1024 then
return size .. " B"
elseif size < 1024 * 1024 then
return string.format("%.1f KB", size / 1024)
else
return string.format("%.1f MB", size / (1024 * 1024))
end
end
-- 获取文件类型和对应的颜色
local function get_file_info(filename, full_path)
local is_dir = fs.isDir(full_path)
local color, indicator
if is_dir then
color = colors.green
indicator = "/"
else
-- 根据文件扩展名设置不同颜色
local ext = filename:match("%.(%w+)$") or ""
ext = ext:lower()
if ext == "lua" then
color = colors.cyan
elseif ext == "txt" or ext == "md" or ext == "hlp" then
color = colors.white
elseif ext == "png" or ext == "jpg" or ext == "gif" then
color = colors.magenta
else
color = colors.lightGray
end
indicator = ""
end
return color, indicator
end
local function list_dir(dir)
if not fs.exists(dir) then
error(dir .. ": that directory does not exist", 0)
error("\"" .. dir .. "\" that directory does not exist", 0)
elseif not fs.isDir(dir) then
error(dir .. ": not a directory", 0)
error("\"" .. dir .. "\" is not a directory", 0)
end
local raw_files = fs.list(dir)
local files, dirs = {}, {}
local items = {}
-- 收集文件信息
for i=1, #raw_files, 1 do
local full = fs.combine(dir, raw_files[i])
if raw_files[i]:sub(1,1) ~= "." or show_hidden then
if fs.isDir(full) then
dirs[#dirs+1] = raw_files[i]
else
files[#files+1] = raw_files[i]
local name = raw_files[i]
local full = fs.combine(dir, name)
if name:sub(1,1) ~= "." or show_hidden then
local color, indicator = get_file_info(name, full)
local size = ""
if show_details and not fs.isDir(full) then
local size_bytes = fs.getSize(full)
size = format_size(size_bytes)
end
table.insert(items, {
name = name,
color = color,
indicator = indicator,
size = size,
is_dir = fs.isDir(full)
})
end
end
-- 先排序目录,再排序文件
table.sort(items, function(a, b)
if a.is_dir and not b.is_dir then return true end
if not a.is_dir and b.is_dir then return false end
return a.name < b.name
end)
textutils.pagedTabulate(colors.green, dirs, colors.white, files)
-- 显示标题
local w = term.getSize()
local title = dir
textutils.coloredPrint(colors.yellow, string.rep("=", w), colors.white)
textutils.coloredPrint(colors.yellow, title, colors.white)
textutils.coloredPrint(colors.yellow, string.rep("=", w), colors.white)
-- 显示文件列表
local display_items = {}
local max_name_len = 0
-- 计算最长文件名长度
for _, item in ipairs(items) do
local display_name = item.name .. item.indicator
max_name_len = math.max(max_name_len, #display_name)
end
-- 创建格式化的显示项
for _, item in ipairs(items) do
local display_name = item.name .. item.indicator
if show_details then
local padding = string.rep(" ", max_name_len - #display_name + 2)
display_name = display_name .. padding .. item.size
end
table.insert(display_items, {item.color, display_name, colors.white})
end
-- 使用分页表格显示
textutils.pagedTabulate(unpack(display_items))
-- 显示统计信息
textutils.coloredPrint(colors.yellow, "\nTotal: " .. #items .. " items", colors.white)
-- 显示提示
if not show_details then
textutils.coloredPrint(colors.lightGray, "Type 'list -l' for detailed information", colors.white)
end
textutils.coloredPrint(colors.yellow, string.rep("=", w), colors.white)
end
for i=1, #args, 1 do
if #args > 1 then
textutils.coloredPrint(colors.yellow, args[i]..":\n", colors.white)
end
list_dir(args[i])
if i < #args then
print() -- 不同目录之间添加空行
end
end

View File

@@ -49,7 +49,8 @@ local aliases = {
rm = "delete",
rs = "redstone",
sh = "shell",
ps = "threads"
ps = "threads",
restart = "reboot"
}
for k, v in pairs(aliases) do
@@ -65,7 +66,7 @@ local history = {}
while true do
term.setTextColor(colors.yellow)
term.setBackgroundColor(colors.black)
rc.write(colors.yellow.."$"..shell.dir()..colors.green.." >>> ")
rc.write(textutils.coloredPrint(colors.yellow, "$"..shell.dir(), colors.green, " >>> "))
term.setTextColor(colors.white)
local text = term.read(nil, history, shell.complete)