#include <iostream>

#include "intensemarcus.h"
#include "Level.h"
#include "SDL/SDL.h"
#include "SDL/SDL_image.h"

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

    // Main SDL event structure
    SDL_Event event;
    // Current level number
    int levelNo = 1;
    // Main loop continues while true
    bool loop = true;
    // Timer start
    Uint32 startTicks = 0;

    // Game window
    Screen screen;

    // Initialise SDL
    if (SDL_Init(SDL_INIT_EVERYTHING) == -1)
        return 1;

    Level level;
    level.changeLevel(levelNo);

    // Main loop
    while (loop) {
        // Start FPS timer
        startTicks = SDL_GetTicks();

        // Get input
        while (SDL_PollEvent(&event)) {
            if (event.type == SDL_KEYDOWN) {
                // Adjust player velocity
                switch (event.key.keysym.sym) {
                    case SDLK_LEFT:
                    case SDLK_a:
                        level.player.incXVel(-MOVE_AMOUNT);
                        break;
                    case SDLK_RIGHT:
                    case SDLK_d:
                        level.player.incXVel(MOVE_AMOUNT);
                        break;
                    case SDLK_UP:
                    case SDLK_w:
                        level.player.jump();
                        break;
                    case SDLK_LCTRL:
                        level.player.setSprint(true);
                        break;
                    case SDLK_DOWN:
                        // Only crouch if they are not currently crouched
                        if (level.player.getCrouch() == 0)
                            level.player.setCrouch(2);
                        break;
                    case SDLK_SPACE:
                        level.player.attack();
                        break;
                    case SDLK_0:
                        level.player.setWeapon(0);
                        break;
                    case SDLK_1:
                        level.player.setWeapon(1);
                        break;
                }
            } else if (event.type == SDL_KEYUP) {
                // Adjust player velocity
                switch (event.key.keysym.sym) {
                    case SDLK_LEFT:
                    case SDLK_a:
                        level.player.incXVel(MOVE_AMOUNT);
                        break;
                    case SDLK_RIGHT:
                    case SDLK_d:
                        level.player.incXVel(-MOVE_AMOUNT);
                        break;
                    case SDLK_LCTRL:
                        level.player.setSprint(false);
                        break;
                    case SDLK_DOWN:
                        // Attempt to uncrouch, if crouching
                        if (level.player.getCrouch() == 2)
                            level.player.setCrouch(1);
                        break;
                }
            }

            // Handle the user trying to close the window
            if (event.type == SDL_QUIT || event.key.keysym.sym == SDLK_ESCAPE)
                loop = false;
        }

        // Do movement
        level.move();

        // Draw level
        level.draw(&screen);

        // Update screen
        screen.flip();

        // Set FPS cap to 30
        if ((SDL_GetTicks() - startTicks) < 1000 / FPS)
            SDL_Delay((1000 / FPS) - (SDL_GetTicks() - startTicks));
    }
}