using DrWatson
using Dates

quickactivate(@__DIR__)

mutable struct Params
    A::Int 
    B::Float64 
    C::String 
    D::Array
    date::Date
end

function Params(;
    A = 36,
    B = 10.,
    C = "test",
    D = rand([1,2,3,5], 5)
)
    t_ = Dates.now()
    return Params(A, B, C, D, Date(t_))
end

mutable struct Params2
    A2::Int 
    B2::Float64 
    C2::String 
    D2::Array
    date::Date
end

function Params2(;
    A2 = 36,
    B2 = 10.,
    C2 = "test",
    D2 = rand([1,2,3,5], 5)
)
    t_ = Dates.now()
    return Params2(A2, B2, C2, D2, Date(t_))
end


DrWatson.default_prefix(params::Params) = "Experiment_"*string(params.date) 
DrWatson.allaccess(::Params) = (:A, :B, :C, :D)
DrWatson.allaccess(::Params2) = (:A2, :B2, :C2, :D2)


params = Params(A = 36,B = 10., C = "test", D = rand([1,2,3,5], 5))
params2 = Params2(A2 = 36, B2 = 10., C2 = "test", D2 = rand([1,2,3,5], 5))

what_to_save = produce_or_load(projectdir("test", "produce_or_load_test_files"), params; 
    force = false, loadfile = true) do params
        "some test output"
        Dict("A" => rand(5), "B" => rand(1:5, 5))
end

what_to_save = produce_or_load(projectdir("test", "produce_or_load_test_files"), params2; 
    force = false, loadfile = true) do params2
        "some test output"
        Dict("A" => rand(5), "B" => rand(1:5, 5))
end

    if filename === nothing
        filename = config -> savename(prefix, config, suffix; kwargs...)
    end
    # Prepare absolute file name
    if filename isa AbstractString
        name = append_prefix_suffix(filename, prefix, suffix)
    else
        name = string(filename(config))
    end