Wrapper

--This is the starter wrapper. Runs the main program whenever the user types "cmauto" into their computer and also handles outside variables.
local shell = require("shell");
local filesystem = require("filesystem");
local serialization = require("serialization");

local args = {...};
local startingDir = shell.getWorkingDirectory();
local resetDir = true;
threadList = {};

local CFG_FILE_LOC = "/usr/CM_Automator/launcher-config.cfg";
local cfg_data = {};
shouldBeRunning = false;

local function save()
    local file = io.open(CFG_FILE_LOC, "w");
    file:write(serialization.serialize(cfg_data));
    file:close();
end

local function load()
    local file = io.open(CFG_FILE_LOC, "r");
    cfg_data = serialization.unserialize(file:read("*a"));
    file:close();
end

if filesystem.exists(CFG_FILE_LOC) then
    load();
else
    cfg_data["autostart"] = true;
    save();
end


local function killAllThreads()
    if #threadList > 0 then
        for i, t in pairs(threadList) do
            t:kill();
        end
    end
end

if args[1] == "-i" then
    print("Detected installer argument. Running installer.");
    os.execute("/usr/CM_Automator/installer.lua -d");
    -- os.execute("/usr/CM_Automator/installer");
elseif args[1] == "dir" then
    shell.setWorkingDirectory("/usr/CM_Automator/");
    resetDir = false;
elseif args[1] == "-r" then
    print("Resetting all data.");
    os.execute("rm /usr/CM_Automator/data.dat");
elseif args[1] == "-a" then
    if args[2] == "true" then
        cfg_data["autostart"] = true;
        save();
        print("Set autostart to true!");
    elseif args[2] == "false" then
        cfg_data["autostart"] = false;
        save();
        print("Set autostart to false!");
    elseif args[2] == nil then
        if cfg_data["autostart"] == false then
            cfg_data["autostart"] = true;
            save();
            print("Set autostart to true!");
        else
            cfg_data["autostart"] = false;
            save();
            print("Set autostart to false!");
        end
    end
else
    --This needs to be in here for requires to work in the program.
    shouldBeRunning = true;
    shell.setWorkingDirectory("/usr/CM_Automator/");
    shell.execute("/usr/CM_Automator/main.lua");
end

--Resets working directory back to home
killAllThreads();
threadList = nil;
if resetDir then
    shell.setWorkingDirectory(startingDir);
end

if shouldBeRunning then
    print("Error. Program appears to have crashed. Disabling autostart.");
    cfg_data["autostart"] = false;
    save();
end

package.loaded.console = nil;