EnderAPI v1.1.0

--# Files to grab when updating/installing
local tFiles = {
  "/EnderAPI/master/apis/color",
  "/EnderAPI/master/apis/colour",
  "/EnderAPI/master/apis/number",
  "/EnderAPI/master/apis/pastebin",
  "/EnderAPI/master/apis/text",
  "/EnderAPI/master/apis/messageBox",
  "/EnderAPI/master/apis/file",
  "/EnderAPI/master/config"
  }

--# Create directories if they are not present
if not fs.exists( "/.EnderAPI" ) then
  fs.makeDir( "/.EnderAPI" )
end
if not fs.exists( "/.EnderAPI/master" ) then
	fs.makeDir( "/.EnderAPI/master" )
end
if not fs.exists( "/.EnderAPI/master/apis" ) then
	fs.makeDir( "/.EnderAPI/master/apis" )
end
if not fs.exists( "/.EnderAPI/master/temp" ) then
	fs.makeDir( "/.EnderAPI/master/temp" )
end

local function downloadFiles( bShow )
	for i = 1, #tFiles do
		local response = http.get( "https://raw.github.com/SuicidalSTDz" .. tFiles[ i ] )
		if response then
			local sResponse = response.readAll()
			response.close()

      local sFile = tFiles[ i ]:sub( 1, 1 ) .. "." .. tFiles[ i ]:sub( 2, #tFiles[ i ] )
			local handle = fs.open( sFile, "w" )
			handle.write( sResponse )
			handle.close()
      --# Successfully downloaded file
      if bShow then
        print( "Downloaded " .. tFiles[ i ] )
      end
		else
      --# Error downloading file
			if bShow then
        print( "Failed to download " .. tFiles[ i ] )
      end
		end
	end
end

local function loadAPIs( bShow, tAPIs )
  if bShow then
    print( "Loading APIs.." )
  end

  local tAPIs = {
    TextAPI = { success = os.loadAPI( "/.EnderAPI/master/apis/text" ) },
    NumberAPI = { success = os.loadAPI( "/.EnderAPI/master/apis/number" ) },
    ColorAPI = { success = os.loadAPI( "/.EnderAPI/master/apis/color" ) },
    ColourAPI = { success = os.loadAPI( "/.EnderAPI/master/apis/colour" ) },
    PastebinAPI = { success = os.loadAPI( "/.EnderAPI/master/apis/pastebin" ) },
    MessageBoxAPI = { success = os.loadAPI( "/.EnderAPI/master/apis/messageBox" ) },
    FileAPI = { success = os.loadAPI( "/.EnderAPI/master/apis/file" ) },
    }

  for k, v in pairs( tAPIs ) do
    if not v.success then
      if bShow then
        printError( "Failed to load " .. tostring( k ) )
      end
    else
      if bShow then
        term.setTextColour( colours.lime )
        print( "Loaded " .. tostring( k ) )
      end
    end
  end
  if bShow then
    term.setTextColour( colours.white )
  end
end

--# Main Update Script
if fs.exists( "/.EnderAPI/master/config" ) then

	--# EnderAPI is installed (at least enough to download core files and load APIs)
  --# Load the EnderAPI config file
  os.loadAPI( "/.EnderAPI/master/config" )
  local bShow = config.returnVars().showUpdateStatus
  if config.returnVars().shouldAutoUpdate then
    if bShow then
      write( "Checking for updates\n" )
    end
  end

  --# Check for any available updates, if showAutoUpdate is true
  if config.returnVars().shouldAutoUpdate then
    local response = http.get( "https://raw.github.com/SuicidalSTDz/EnderAPI/master/config" )
    if response then
      local sResponse = response.readAll()
      response.close()

      local handle = io.open( "/.EnderAPI/master/temp/config", "w" )
      handle:write( sResponse )
      handle:close()
      local oldVersion = config.returnVars().version
      os.loadAPI( "/.EnderAPI/master/temp/config" )
      if config.returnVars().version ~= oldVersion then
        --# An update is available, ask user to update ( not yet implemented )
        write( "An update is available!\nDownload Update? Y/N?\n" )
        local sInput = read():lower()
        if sInput == ( "yes" or "y" ) then
          if bShow then
            print( "Updating.." )
          end
          downloadFiles( bShow )
        else
          if bShow then
            print( "Skipping update" )
          end
        end
      else
        --# No update is available
        if bShow then
          print( "No updates avavilable" )
        end
      end
    else
      --# Error updating
      if bShow then
        print( "Error updating" )
      end
    end
  end
else
	--# EnderAPI is not installed, download necessary files
	downloadFiles( true )
end

--# Load EnderAPI
os.loadAPI( "/.EnderAPI/master/config" )
loadAPIs( config.returnVars().showUpdateStatus, tbl )