function ADVR.onLoad()
    achievement.psvrID = 12
	achievement.hideDescription = false
    achievement.predecessors = {achievements.HAMMER_TIME, achievements.A_CONTRACT_BREACHED}
    achievement.category = "combat"

    NpcIdKeyPrimary = "blacksmith_crossbowdagger_primary"
    NpcIdKeySecondary = "blacksmith_crossbowdagger_secondary"
end

function ADVR.onProgressBought(npcId)
    if (npcId ~= NpcIdKeyPrimary and npcId ~= NpcIdKeySecondary) or HasBoughtAtLeast5Upgrades() == false then
        return
    end

    achievement.Unlock()

    -- Refresh the achievement UI.
    game.RefreshHomeBaseUIs()
end

-- Failsafe
function ADVR.onSpawnInHomeBase()
    if HasBoughtAtLeast5Upgrades() == true then
        achievement.Unlock()

        -- Refresh the achievement UI.
        game.RefreshHomeBaseUIs()
    end
end

function HasBoughtAtLeast5Upgrades()
    local boughtCount = 0
    
    for progressRepresentation in game.progressHandler.GetProgressesByNpc(NpcIdKeyPrimary) do
        if progressRepresentation.IsBought() then
            boughtCount = boughtCount + 1
        end
    end
    
    for progressRepresentation in game.progressHandler.GetProgressesByNpc(NpcIdKeySecondary) do
        if progressRepresentation.IsBought() then
            boughtCount = boughtCount + 1
        end
    end

    return boughtCount >= 5
end