#include "arch/lapic.h"
#include "boot/startup_ap.h"
#include "arch/core_interrupt.h"
#include "debug/copystream.h"
#include "debug/output.h"
#include "debug/assert.h"

#include "arch/cga.h"
#include "arch/textwindow.h"
#include "arch/serial.h"
#include "device/serialstream.h"
#include "device/textstream.h"
#include "device/ps2controller.h"
#include "arch/ioapic.h"
#include "user/app1/appl.h"
#include "sync/ticketlock.h"

TextStream kout = TextStream(0, 80, 0, 10, true);

//TextStream dout[8] = {
//    TextStream(0 ,20,12,25,false), 
//    TextStream(20,40,12,25,false),
//    TextStream(40,60,12,25,false),
//    TextStream(60,80,12,25,false),
//    TextStream(0 ,0 ,0, 0,false),
//    TextStream(0 ,0 ,0, 0,false),
//    TextStream(0 ,0 ,0, 0,false),
//    TextStream(0 ,0 ,0, 0,false),
//};

TextStream dout[Core::MAX] = {
    {0,  40, 10, 14},
    {40, 80, 10, 14},
    {0,  40, 14, 18},
    {40, 80, 14, 18},
    {0,  40, 18, 22},
    {40, 80, 18, 22},
    {0,  40, 22, 25},
    {40, 80, 22, 25},
};

CopyStream copystream[Core::MAX]{
    {&dout[0], &sout},
    {&dout[1], &sout},
    {&dout[2], &sout},
    {&dout[3], &sout},
    {&dout[4], &sout},
    {&dout[5], &sout},
    {&dout[6], &sout},
    {&dout[7], &sout},
};

Ticketlock ticketlock;

OutputStream* copyout[Core::MAX]{
    &dout[0],
    &copystream[1],
    &dout[2],
    &dout[3],
    &dout[4],
    &dout[5],
    &dout[6],
    &dout[7]
};

unsigned int testx, testy;

// Main function
// (the bootstrap processor starts here)}
extern "C" int main() {
  CGA::setCursor(0, 0);

  unsigned int numCPUs = Core::count();
  DBG_VERBOSE << "Number of CPUs: " << numCPUs << endl;

  kout << "Test          <stream result> -> <expected>" << endl;
  kout << "bool:         " << true << " -> true" << endl;
  kout << "zero:         " << 0 << " -> 0" << endl;
  kout << "binary:       " << bin << 42 << dec << " -> 0b101010" << endl;
  kout << "octal:        " << oct << 42 << dec << " -> 052" << endl;
  kout << "hex:          " << hex << 42 << dec << " -> 0x2a" << endl;
  kout << "uint64_t max: " << ~((uint64_t)0) << " -> 18446744073709551615" << endl;
  kout << "int64_t max:  " << ~(1ll<<63) << " -> 9223372036854775807" << endl;
  kout << "int64_t min:  " << (1ll<<63) << " -> -9223372036854775808" << endl;
  kout << "some int64_t: " << (-1234567890123456789) << " -> -1234567890123456789" << endl;
  kout << "some int64_t: " << (1234567890123456789) << " -> 1234567890123456789" << endl;
  kout << "pointer:      " << reinterpret_cast<void*>(1994473406541717165ull)
      << " -> 0x1badcafefee1dead" << endl;
  kout << "smiley:       " << static_cast<char>(1) << endl;
  
  /* Start application processors
   * To avoid unexpected behaviour, make sure that interrupts are not
   * enabled before the APs are booted. Otherwise it might interfere with the
   * Startup IPIs or even block devices like keyboard because of a missing EOI
   */

  ApplicationProcessor::boot();
  
  PS2Controller::init();

  IOAPIC::init();
  IOAPIC::config(1, Core::Interrupt::KEYBOARD);
  IOAPIC::allow(1);

  Core::Interrupt::enable();

  PS2Controller::drainBuffer();

  DBG << "Main CPU " << static_cast<int>(LAPIC::getID()) << endl << flush;

  Application{}.action();
  while (true){
      DBG << "pos: " << testx << ", " << testy << endl << flush;
      Core::pause();
  }

  return 0;
}

// Main function for application processors
extern "C" int main_ap() {
  DBG_VERBOSE << "CPU core " << static_cast<int>(Core::getID()) << " / LAPIC "
              << static_cast<int>(LAPIC::getID()) << " in main_ap()" << endl;
  Core::Interrupt::enable();

  DBG << "App CPU " << static_cast<int>(Core::getID()) << endl << flush;

  //assert(Core::getID() != 1);
  Application{}.action();

  return 0;
}