CCiri

--[[ Variables ]]--
version = "2.1.3"
screenX, screenY = term.getSize()
loadingBar = false
running = true
progress = false
pastebin_url = "PRUuJxf6"
isBeta = false
path = shell.dir()
programPath = shell.getRunningProgram()

-- Tables
t_mic = {
  ".::.",
  "///\\\\\\",
  "||||||",
  "HH  ||||||  HH",
  "HH==========HH",
  "HH==========HH",
  "HH  ######  HH",
  "HH   ####   HH",
  "HH    ##    HH",
  "HH          HH",
  "\\\\      //",
  "\\\\  //",
  "___\\/___ ",
}

local logo = {
" 9999  9999 7    7 ",
"9     9            ",
"9     9     7 77 7 ",
"9     9     7 7  7 ",
"9     9     7 7  7 ",
"9     9     7 7  7 ",
" 9999  9999 7 7  7 ",
}

local appkeys = {"GU7GAL-HLW2TGXR4J","P99XV4-6Y359T8584","5KGYY5-YE2JLLG74H"}
--[[ End of Variables ]]--

--[[ Functions ]]--

-- Draw a line at _yPos
function line(_yPos)
  term.setCursorPos(1, _yPos)
  for i = 1, screenX do
    write("-")
  end
end

-- Print text centered at line _yPos
function printC(text, _yPos)
  term.setCursorPos((screenX - #text)/2, _yPos)
  write(text)
end

-- Clear screen and set cursor pos
function cScreen(swidth, sheight)
  term.clear()
  term.setCursorPos(swidth, sheight)
end

-- Wait for key pressing
function waitForExitKey()
  t = "Press x to go back"
  term.setCursorPos(screenX - #t, 4)
  write(t)
  while true do
    _, key = os.pullEvent("key")
    if key == keys.x then break end
  end
end

-- Print a progress bar
function progressBar()
  local function doWrite(char)
    term.setCursorPos(3, 6)
    write("Loading "..char)
    sleep(0.1)
  end
  while true do
    doWrite("|")
    doWrite("/")
    doWrite("-")
    doWrite("\\")
  end
end

-- Split a paragraph into single lines
function splitLine( text )
  local swidth = term.getSize()
  local function split( str, regex )
    local t = { }
    local fpat = "(.-)"..regex
    local last_end = 1
    local s, e, cap = str:find(fpat, 1)
    while s do
      if s ~= 1 or cap ~= "" then
        table.insert(t,cap)
      end
      last_end = e+1
      s, e, cap = str:find(fpat, last_end)
    end
    if last_end <= #str then
      cap = str:sub(last_end)
      table.insert(t, cap)
    end
    return t
  end
  local currLine = ""
  local words = split( text, " " )
  local t = {}
  for i = 1, #words do
    if #currLine + #words[i] + 1 > swidth then
      table.insert( t, currLine )
      currLine = words[i].." "
    else
      currLine = currLine..words[i].." "
    end
    if i == #words then
      table.insert( t, currLine )
    end
  end
return t
end

-- Get the answer from Wolfram Alpha
function getMessage(_input)
  _input = textutils.urlEncode(_input)
  http.request("http://api.wolframalpha.com/v2/query?appid="..appkeys[math.random(1,#appkeys)].."&input=".._input.."&format=plaintext")
  parallel.waitForAny(progressBar,
  function()
    repeat sEvent, url, sourceText = os.pullEvent() until sEvent == "http_success" or sEvent == "http_failure"
  end)
  if sEvent == "http_success" then
    local respondedText = sourceText.readAll()
    text = {}
    mainTable = {}
    index = 1
    for content in respondedText:gmatch "<plaintext>(.-)</plaintext>" do
      table.insert(text, content)
      text[index] = string.gsub(text[index],"&apos;","'")
      text[index] = string.gsub(text[index],"&quot;","\"")
      text[index] = string.gsub(text[index],"&amp;","&")
      text[index] = string.gsub(text[index],"&lt;","<")
      text[index] = string.gsub(text[index],"&gt;",">")
      index = index + 1
    end
    cScreen(1,1)
    line(1)  printC("CCiri V "..version, 2) line(3)
    if text[1] ~= nil then
      screenx = term.getSize()
      for i = 1, #text do
        if #text[i] >= screenx-5 then
          k = splitLine(text[i])
          for l = 1, #k do
            table.insert(mainTable, k[l])
          end
        else
          table.insert(mainTable, text[i])
        end
      end
      return true, mainTable
    else
      printC("Output: No answer found", 7)
      waitForExitKey()
      return false, nil
    end
  elseif sEvent == "http_failure" then
    cScreen(1,1)
    line(1)  printC("CCiri V "..version, 2) line(3)
    write("Couldn't contact server")
    waitForExitKey()
    return false, nil
  end
end

-- Print the answer
function printMessage(_table)
  yPos = 1
  while true do
    cScreen(1,1)
    line(1)  printC("CCiri V "..version, 2) line(3)
    write("Input: "..input, 5)
    t = "Press x to go back"
    term.setCursorPos(screenX - #t, 4)
    write(t)
    for i = 6, screenY do
      term.setCursorPos(1, i)
      term.clearLine()
      if not _table[i + yPos - 6] then
        break
      else
        if string.find(_table[i + yPos - 6], "\n") then
          _table[i + yPos - 6] = string.sub(_table[i + yPos - 6], 1, string.find(_table[i + yPos - 6], "\n") - 1)
          .. " " ..
          string.sub(_table[i + yPos - 6], string.find(_table[i + yPos - 6], "\n") + 1)
        end
        write(_table[i + yPos - 6])
      end
    end
    e, button = os.pullEvent()
    if e == "mouse_scroll" and term.isColor() then
      if button == 1 and yPos < #_table - (screenY - 6) then
      -- Down
      yPos = yPos + 1
    elseif button == -1 and yPos > 1 then
      yPos = yPos - 1
      end
    elseif e == "key" then
      if button == keys.down and yPos < #_table - (screenY - 6) then
        -- Down
        yPos = yPos + 1
      elseif button == keys.up and yPos > 1 then
        --Up
        yPos = yPos - 1
      elseif button == keys.x then
        break
      end
    end
  end
  sleep(0.1)
end

-- Check for Updates
function checkForUpdate()
  intBar:setMessage( "Starting up..." )
  sleep(1)
  intBar:triggerUpdate( "1/4 Checking for updates..." )
  sleep(0.5)
  if http then
    local response = http.get("http://pastebin.com/raw.php?i="..textutils.urlEncode( pastebin_url ))
    if response then
      v = response.readLine()
      v = response.readLine()
      content = "--[[ Variables ]]--\n"..v.."\n"..response.readAll()
      v = string.sub(v, 12, -2)
      response.close()
      if v == version then
        intBar:triggerUpdate( "2/4 No update required" )
        sleep(0.75)
        intBar:triggerUpdate()
        sleep(0.5)
        intBar:triggerUpdate( "4/4 Done." )
      else
        intBar:triggerUpdate( "2/4 Update found ("..v..")" )
        t = "Click Y to update, N to continue"
        term.setCursorPos((screenX-#t)/2, screenY-2)
        write(t)
        repeat _, k = os.pullEvent("key") until k == keys.y or k == keys.n
        term.setCursorPos(1, screenY-2) term.clearLine()
        if k == keys.y then
          version = v
          intBar:triggerUpdate( "3/4 Updating... Please wait" )
          fileName = fs.getName(shell.getRunningProgram())
          file = fs.open(path.."/"..fileName, "w")
          file.write(content)
          file.close()
          sleep(1)
          intBar:triggerUpdate( "4/4 Done." )
          sleep(1)
          return true
        elseif k == keys.n then
          intBar:triggerUpdate( "3/4 Update canceled.")
          sleep(0.75)
          intBar:triggerUpdate( "4/4 Done." )
          sleep(1)
          return false
        end
      end
    else
      write("Failed to connect to pastebin.")
      return false
    end
  else
    intBar:triggerUpdate()
    intBar:triggerUpdate( "3/4 HTTP api is disabled" )
    sleep(1)
    intBar:triggerUpdate( "4/4 Done." )
  end
  sleep(2)
end

os.unloadAPI(path.."/CCiri_Files/load")
os.loadAPI(path.."/CCiri_Files/load")

-- Load bar API by TheOriginalBit
if term.isColor and term.isColor() then -- this allows it to work on CC1.3 AND CC1.4
  intBar = load.init( load.LOGO_IS_LOAD, logo, 4, nil, screenY - 5, colors.red, "Starting...", " ", "CCiri " .. version )
else
  intBar = load.init( load.ASCII, logo, 4, nil, sizeY - 5, "Starting...", " ", "CCiri".. version )
end
local function loadBar()
  intBar:run( true )
end
parallel.waitForAll( loadBar, checkForUpdate )
term.setBackgroundColour(colours.black)
term.setTextColour(colours.white)
term.clear()

-- Startup
while running do
  cScreen(1, 1)
  line(1) printC("CCiri V "..version, 2) line(3) line(17) line(19)
  for i = 1, #t_mic do
    term.setCursorPos((screenX - #t_mic[i])/2, i+3)
    write(t_mic[i])
  end
  term.setCursorPos(1,18)
  write("> ")
  input = read()
  cScreen(1,1)
  line(1)  printC("CCiri V "..version, 2) line(3)
  write("Input: "..input, 5)
  progress, tab = getMessage(input)
  if progress then printMessage(tab) end
end