X2 achievement reset

local lunajson = require("ext\\lunajson")

local EPISODEPATH = Misc.episodePath():gsub([[[\/]+]], [[/]]);
local SMBXPATH = (Native.getSMBXPath() .. "/"):gsub([[[\/]+]], [[/]]);
local noGoodEpiosodeFolder = (EPISODEPATH == SMBXPATH)

local savedata;
local savepath = EPISODEPATH.."progress.json";

local function resetAch(index)
    if noGoodEpiosodeFolder then return end

    -- reset the achievement in the Achievements class
    local resettie = Achievements.get(index)
    resettie.__CLTD = false -- has to be this. .collected throws an error on editor exit and fails to change.
    resettie.__PSHWN = false -- same for .popupShown

    for l,m in pairs(resettie.conditions) do
        if(m.conditiontype == "number") then
            resettie.conditions[l].value = 0;
        else
            resettie.conditions[l].value = false;
        end
    end

    -- commit those changes to the file
    savedata = {};
    for k,v in pairs(Achievements.get()) do
        k = tostring(k)
        if(savedata[k] == nil) then
            savedata[k] = {};
        end

        savedata[k].c = v.collected;
        savedata[k].s = v.collected and v.popupShown;
        for l,m in pairs(v.conditions) do
            l = tostring(l);
            if(savedata[k][l] == nil) then
                savedata[k][l] = {};
            end
            if(v.collected) then
                if(m.conditiontype == "number") then
                    savedata[k][l].v = m.max;
                    savedata[k][l].m = m.max;
                else
                    savedata[k][l].v = true;
                end
            else
                savedata[k][l].v = m.value;
                if(m.conditiontype == "number") then
                    savedata[k][l].m = m.max;
                end
            end
        end
    end
    local savefile = io.open(savepath, "w+");
    savefile:write(lunajson.encode(savedata));
    savefile:close();
end