[Module] fileHelper.lua

-- cJdTak4C

local module = {}

module.setLines = function(filePath,lines)
    if filePath == nil then printError("Filepath is nil"); end
    if fs.isDir(filePath) then return nil end
    local file = fs.open( filePath, "w" )
    local data = ""
    for i = 1, #lines do
        data = data..lines[i]
        if i ~= #lines then
            data = data.."\n"
        end
    end
    file.write(data)
    file.close()
end

module.getLines = function(filePath)
    if filePath == nil then printError("Filepath is nil"); end
    if fs.exists(filePath) == false then return nil end
    if fs.isDir(filePath) then return nil end
    local fileHandle = fs.open(filePath, 'r')

    -- Validate handle.
    if not fileHandle then
        return
    end

    local fileContents = fileHandle.readAll()
    fileHandle.close()


    local lines = {}

    local i = 1
    for line in fileContents:gmatch("[^\n]+") do
        lines[i] = string.gsub(line,"\n","")
        i = i + 1
    end
    return lines
end

return module