#include <cstdio>
#include <iostream>

#include <complex>

#include "costas-beacon-sync.h"
#include "fft-beacon-finder.h"

int main(int argc, char const* argv[]) {
    FILE* output = fopen("output.raw", "w");
    FILE* input = fopen("input.raw", "r");

    FFTBeaconFinder finder(1000000);
    CostasBeaconSync sync(0.03, -0.1, 0.1);

    int sample_count = 0;
    clock_t start_time = clock();

    std::complex<float> in;
    while (fread(&in, sizeof(std::complex<float>), 1, input) == 1) {
        std::complex<float> coarse_synced = finder.work(in);
        std::complex<float> sync_correction = sync.work(coarse_synced);
        std::complex<float> out = coarse_synced * sync_correction;

        fwrite(&out, sizeof(std::complex<float>), 1, output);
        sample_count++;
    };

    clock_t end_time = clock();
    clock_t result = end_time - start_time;

    std::cout << "Processed " << sample_count << " samples ("
              << sample_count / 1000000.0 << "s) "
              << "in " << result / CLOCKS_PER_SEC << " s" << std::endl;

    fclose(input);
    fclose(output);

    return 0;
}