#include "raylib.h"
#include <stdio.h>
#include <stdlib.h>
#include "sprite.h"
#include "Input/inputHandler.h"
#include "raymath.h"
#include "List/list.h"
#include "IsometricMap/isometricRenderer.h"
#include "IsometricMap/isometricMap.h"
#include "game.h"

int main(){

    InitWindow(800, 450, "basic window");

    Game *game = GameInit();

    // Hides the operating systems own cursor
    HideCursor();
    SetTargetFPS(60);
    while(!WindowShouldClose()){

        BeginDrawing();

        ClearBackground(RAYWHITE);

        BeginMode2D(*(game->camera));

        IsometricRendererRenderIsometricMap(game->layers, game->inputHandler);
        
        ListDrawAllSprites(game->sprites, game->layers[0], game->camera);
        
        EndMode2D();

        // Moving cursor Sprite to Mouse Pos and drawing it
        game->cursorSprite->x = game->inputHandler->cursorPos.x;
        game->cursorSprite->y = game->inputHandler->cursorPos.y;
        DrawSpriteToScreen(game->cursorSprite);

        // User Input Handling
        mouseInput(game);
        keyboardInput(game->inputHandler, game->camera);

        //cursor Positions test
        //printf("Cursor Pos:       %f %f\n", game->inputHandler->cursorPos.x, game->inputHandler.cursorPos.y)->
        //printf("Cursor World Pos: %f %f\n", game->inputHandler->cursorWorldPos.x, game->inputHandler->cursorWorldPos.y);

        // Sprites move towards their destination
        float movementSpeed = 10.0f; 
        Node *current = game->sprites->head;

        while (current != 0){
            if(current->data.hasDestination == 1){
                Vector2 movement = {
                    current->data.destX - current->data.x,
                    current->data.destY - current->data.y
                };

                if(Vector2Length(movement) < movementSpeed){
                    current->data.hasDestination = 0;
                    current->data.x = current->data.destX;
                    current->data.y = current->data.destY;
                }
                else{
                    movement = Vector2Normalize(movement);
                    movement = Vector2Scale(movement, movementSpeed);
                    current->data.x += movement.x;
                    current->data.y += movement.y;

                    // Change sprite according to direction
                    Vector2 nullvektor = {0,0};
                    float f = Vector2Angle(movement, nullvektor);
                    printf("Angle: %f\n", f);
                    f /= 3.14;
                    f *= 3.5;
                    f += 3.5;
                    int index = (int) f;
                    current->data.texture = game->worker + index;
                }
            }

            current = current->next;
        }

        DrawFPS(GetScreenWidth() - 95, 10);

        EndDrawing();
    }

    CloseWindow();

    return 0;

}