#include "binary_tree.hpp"
#include <CLI11.hpp>

void binary_tree(
 const std::string& model,
 const size_t num_layers,
 const unsigned num_threads, 
 const unsigned num_rounds
 ) {

 std::cout << std::setw(12) << "size"
 << std::setw(12) << "runtime"
 << std::endl;
 
 for(size_t i=1; i<=num_layers; ++i) {

 double runtime {0.0};

 for(unsigned j=0; j<num_rounds; ++j) {
 if(model == "tf") {
 runtime += measure_time_taskflow(i, num_threads).count();
 }
 else if(model == "tbb") {
 runtime += measure_time_tbb(i, num_threads).count();
 }
 else if(model == "omp") {
 runtime += measure_time_omp(i, num_threads).count();
 }
 else assert(false);
 }

 std::cout << std::setw(12) << (1 << i)
 << std::setw(12) << runtime / num_rounds / 1e3
 << std::endl;
 }
}

int main(int argc, char* argv[]) {

 CLI::App app{"BinaryTree"};

 unsigned num_threads {1}; 
 app.add_option("-t,--num_threads", num_threads, "number of threads (default=1)");

 unsigned num_rounds {1}; 
 app.add_option("-r,--num_rounds", num_rounds, "number of rounds (default=1)");
 
 size_t num_layers {25}; 
 app.add_option("-l,--num_layers", num_layers, "number of layers (default=25)");

 std::string model = "tf";
 app.add_option("-m,--model", model, "model name tbb|omp|tf (default=tf)")
 ->check([] (const std::string& m) {
 if(m != "tbb" && m != "tf" && m != "omp") {
 return "model name should be \"tbb\", \"omp\", or \"tf\"";
 }
 return "";
 });

 CLI11_PARSE(app, argc, argv);
 
 std::cout << "model=" << model << ' '
 << "num_threads=" << num_threads << ' '
 << "num_rounds=" << num_rounds << ' '
 << std::endl;

 binary_tree(model, num_layers, num_threads, num_rounds);

 return 0;
}