#include "raylib.h"
#include "raymath.h"
#include "stdio.h"

#include "keys.h"

Texture ninja_texture;

void load_ninja()
{
    ninja_texture = LoadTexture("data/ninja.png");
}

float ninja_radius()
{
    return fmax(ninja_texture.width, ninja_texture.height)/2;
}

Vector2 ninja_dash(Vector2 pos)
{
    Vector2 dash = {0};
    Vector2 mouse = GetMousePosition();
    Vector2 diff = Vector2Subtract(mouse, pos);
    dash = Vector2Normalize(diff);
    dash.x *= 100;
    dash.y *= 100;
    return dash;
}

void draw_ninja(Vector2 pos, Camera2D *cam)
{
    if (key_pressed(KC_SHOOT))
        cam->target = Vector2Add(cam->target, ninja_dash(pos));
    Texture n = ninja_texture;

    Rectangle source = {0, 0, n.width, n.height};
    Rectangle dest = {pos.x, pos.y, n.width, n.height};
    Vector2 origin = {n.width/2, n.height/2};
    float angle = -Vector2LineAngle(pos, GetMousePosition());
    angle *= 180/PI;
    angle += 90;
    DrawTexturePro(n, source, dest, origin, angle, WHITE);
}