#include <stdlib.h>
#include "ibm.h"
#include "device.h"
#include "timer.h"
#include "gameport.h"
#include "joystick_standard.h"
#include "plat-joystick.h"

static void *tm_fcs_init() {
	return NULL;
}

static void tm_fcs_close(void *p) {
}

static uint8_t tm_fcs_read(void *p) {
	uint8_t ret = 0xf0;

	if (JOYSTICK_PRESENT(0)) {
		if (joystick_state[0].button[0])
			ret &= ~0x10;
		if (joystick_state[0].button[1])
			ret &= ~0x20;
		if (joystick_state[0].button[2])
			ret &= ~0x40;
		if (joystick_state[0].button[3])
			ret &= ~0x80;
	}

	return ret;
}

static void tm_fcs_write(void *p) {
}

static int tm_fcs_read_axis(void *p, int axis) {
	if (!JOYSTICK_PRESENT(0))
		return AXIS_NOT_PRESENT;

	switch (axis) {
	case 0:return joystick_state[0].axis[0];
	case 1:return joystick_state[0].axis[1];
	case 2:return 0;
	case 3:
		if (joystick_state[0].pov[0] == -1)
			return 32767;
		if (joystick_state[0].pov[0] > 315 || joystick_state[0].pov[0] < 45)
			return -32768;
		if (joystick_state[0].pov[0] >= 45 && joystick_state[0].pov[0] < 135)
			return -16384;
		if (joystick_state[0].pov[0] >= 135 && joystick_state[0].pov[0] < 225)
			return 0;
		if (joystick_state[0].pov[0] >= 225 && joystick_state[0].pov[0] < 315)
			return 16384;
		return 0;
	}
	return 0;
}

static void tm_fcs_a0_over(void *p) {
}

joystick_if_t joystick_tm_fcs =
	{
		.name      = "Thrustmaster Flight Control System",
		.init      = tm_fcs_init,
		.close     = tm_fcs_close,
		.read      = tm_fcs_read,
		.write     = tm_fcs_write,
		.read_axis = tm_fcs_read_axis,
		.a0_over   = tm_fcs_a0_over,
		.max_joysticks = 1,
		.axis_count = 2,
		.button_count = 4,
		.pov_count = 1,
		.axis_names = {"X axis", "Y axis"},
		.button_names = {"Button 1", "Button 2", "Button 3", "Button 4"},
		.pov_names = {"POV"}
	};
