add menu to exec script
This commit is contained in:
@ -1,51 +1,100 @@
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local function getPeripheralDirection()
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-- Configuration
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local PAGINATION_SIZE = 10
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local VALID_DIRECTIONS = { "left", "right", "top", "bottom", "front", "back" }
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-- Input validation
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local function isValidDirection(direction)
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if not direction then return false end
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local lowerDirection = string.lower(direction)
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for _, validDir in ipairs(VALID_DIRECTIONS) do
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if lowerDirection == validDir then
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return true
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end
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end
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return false
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end
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local function isExitCommand(input)
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return input == "quit" or input == "exit"
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end
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-- User interaction
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local function promptForDirection()
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print("Enter the direction of the peripheral (left, right, top, bottom, front, back):")
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local direction = io.read()
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if not direction or direction == "quit" or direction == "exit" then
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print("No direction specified, exiting.")
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print("Type 'quit' or 'exit' to cancel.")
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return io.read()
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end
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local function waitForKeyPress()
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print("Press any key to continue...")
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os.pullEvent("key")
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term.clear()
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end
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-- Peripheral operations
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local function getPeripheralMethods(direction)
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return peripheral.getMethods(direction)
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end
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-- Display functions
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local function displayMethodPage(methods, startIndex, endIndex)
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for i = startIndex, endIndex do
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local methodName = methods[i]
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print(string.format("%d. %s", i, methodName))
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end
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end
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local function displayMethodsWithPagination(methods)
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if not methods or #methods == 0 then
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print("No methods found for this peripheral.")
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return
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end
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print(string.format("Found %d methods:", #methods))
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print(string.rep("-", 30))
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for i = 1, #methods, PAGINATION_SIZE do
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local endIndex = math.min(i + PAGINATION_SIZE - 1, #methods)
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displayMethodPage(methods, i, endIndex)
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if endIndex < #methods then
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waitForKeyPress()
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end
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end
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end
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-- Main program logic
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local function getUserDirection()
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local direction = promptForDirection()
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if not direction or isExitCommand(direction) then
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print("Operation cancelled.")
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return nil
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end
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if not isValidDirection(direction) then
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print("Error: Invalid direction. Please use: " .. table.concat(VALID_DIRECTIONS, ", "))
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return nil
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end
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return direction
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end
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local function checkDirectionIsValid(direction)
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if not direction or direction == "quit" or direction == "exit" then
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print("No direction specified, exiting.")
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return false
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end
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return true
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end
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local function getMethodsPeripheral(direction)
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local info = peripheral.getMethods(direction)
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return info
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end
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local function displayMethodsPeripheral(info)
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local nbOfMethods = 0
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for methodName, methodInfo in pairs(info) do
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nbOfMethods = nbOfMethods + 1
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if nbOfMethods > 10 then
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print("Too many methods, please press a key to continue...")
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event, p1 = os.pullEvent("key")
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nbOfMethods = 0
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term.clear()
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end
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print(methodName .. ' ' .. methodInfo)
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end
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end
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-- main
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local direction = getPeripheralDirection()
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local isDirectionIsNotEmpty = checkDirectionIsValid(direction)
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if not isDirectionIsNotEmpty then
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print("No direction specified, exiting.")
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local function main()
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local direction = getUserDirection()
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if not direction then
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return
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end
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local info = getMethodsPeripheral(direction)
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if not info then
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print("No info found, exiting.")
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end
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local methods = getPeripheralMethods(direction)
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if not methods then
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print("Error: No peripheral found in direction '" .. direction .. "'")
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return
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end
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displayMethodsWithPagination(methods)
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end
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displayMethodsPeripheral(info)
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-- Program entry point
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main()
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94
menu.lua
Normal file
94
menu.lua
Normal file
@ -0,0 +1,94 @@
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MainMenu = {}
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local function getSizeOfScreen()
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local x, y = term.getSize()
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return x, y
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end
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local function initMenu()
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-- do a menu for computer craft
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local menuItems = {
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{ name = "Get Method", action = function() shell.run("getMethodsPeripheral") end },
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{ name = "Settings", action = function() print("Opening settings...") end },
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{ name = "Exit", action = function() print("Exiting...") end }
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}
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-- put the item in MainMenu
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for _, item in ipairs(menuItems) do
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table.insert(MainMenu, item)
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end
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end
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local function displayMenu()
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local selected = 1
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local function drawTitle()
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local x, y = getSizeOfScreen()
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local title = " Main Menu "
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term.setTextColor(colors.yellow)
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local decorator = '='
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term.write(string.rep(decorator, math.floor((x - #title) / 2)))
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term.setCursorPos(math.floor((x - #title) / 2) + 1, 1)
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print(title)
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term.setCursorPos(math.floor((x + #title) / 2) + 1, 1)
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term.write(string.rep(decorator, math.ceil((x - #title) / 2)))
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term.setTextColor(colors.white)
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term.write(string.rep(decorator, x))
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end
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local function drawMenuItems(selected)
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for i, item in ipairs(MainMenu) do
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term.setCursorPos(1, i + 2)
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if i == selected then
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term.setTextColor(colors.yellow)
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else
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term.setTextColor(colors.white)
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end
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-- put the item in the center and add [ ] before item
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local itemText = string.format("[%s] %s", i == selected and ">" or " ", item.name)
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local x, _ = getSizeOfScreen()
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local padding = math.max(0, (x - #itemText) / 2)
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term.write(string.rep(" ", padding) .. itemText)
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term.setCursorPos(1, i + 2)
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term.write(string.rep(" ", x - padding - #itemText))
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term.setCursorPos(1, i + 2)
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term.setTextColor(colors.white)
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end
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end
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local function handleKey(selected)
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local event, key = os.pullEvent("key")
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if key == keys.up then
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selected = selected - 1
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if selected < 1 then selected = #MainMenu end
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elseif key == keys.down then
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selected = selected + 1
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if selected > #MainMenu then selected = 1 end
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elseif key == keys.enter then
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term.setTextColor(colors.white)
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term.clear()
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term.setCursorPos(1, 1)
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MainMenu[selected].action()
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return selected, true
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end
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return selected, false
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end
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while true do
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term.clear()
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term.setCursorPos(1, 1)
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drawTitle()
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term.setTextColor(colors.white)
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term.setCursorPos(1, 3)
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drawMenuItems(selected)
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selected, done = handleKey(selected)
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if done then break end
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end
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term.setTextColor(colors.white)
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end
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function Main()
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initMenu()
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displayMenu()
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end
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Main()
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