Utils = {}

--- Returns up to `n` random values from the given array. Will return fewer if `n > #fromArr`
---@generic T
---@param fromArr T[]
---@param n number
---@generic T[]
function Utils.getNDifferentValues(fromArr, n)
    assert(n >= 0, "n must be a non-negative integer")
    if n > #fromArr then
        n = #fromArr
    end
    local found = 0
    local indexes = {}
    while found < n do
        local randomIndex = math.random(#fromArr)
        if not indexes[randomIndex] then
            found = found + 1
            indexes[randomIndex] = true
        end
    end

    local randoms = {}
    for i in pairs(indexes) do
        randoms[#randoms + 1] = fromArr[i]
    end
    return randoms
end