#include "raylib.h"
#include "string.h"
#include <stdio.h>
#include <stdlib.h>
#include "sprite.h"
#include "Input/inputHandler.h"
#include "raymath.h"
#include "List/list.h"
#include "IsometricMap/isometricMap.h"
#include "game.h"
#include "DepthSorting/bucket.h"
#include "Ui/screenIDs.h"
#include "Ui/button.h"
#include "Ui/uiContainer.h"
#include "Ui/debug.h"

int main(){

    InitWindow(1280, 720, "basic window");

    Game *game = GameInit();

    // TODO: Screen structs, die zum Beispiel die UiContainer enthalten?

    UiContainer *pauseScreenUiContainer = UiContainerInitPauseUiContainer();
    UiContainer *mainMenuScreenUiContainer = UiContainerInitMainMenuUiContainer();

    // Hides the operating systems own cursor
    HideCursor();

    SetTargetFPS(60);


    while(!WindowShouldClose()){

        // Moving cursor Sprite to Mouse Pos
        game->cursorSprite->x = GetMousePosition().x;
        game->cursorSprite->y = GetMousePosition().y;

        BeginDrawing(); // Drawing ist grundsätzlich immer aktiviert
        ClearBackground(RAYWHITE); // Screen wird in jedem Frame gecleared
        switch(game->screen){ // Screenspecific Code
            case SCREEN_EXIT:
                printf("EXIT \n");
                return 0;
            case SCREEN_MAINMENU:
                // MainMenu hat aktuell nur paar Buttons
                UiContainerUpdateUiContainer(mainMenuScreenUiContainer, game);
                UiContainerDrawUiContainer(mainMenuScreenUiContainer);
                break;
            case SCREEN_OPTIONS:
                printf("OPTIONS \n");
                return 0;
            case SCREEN_GAME:

                // Updating Sprites
                ListActAllSprites(game);

                // Drawing IsometricMap
                BeginMode2D(*(game->camera)); // Sorgt dafür, dass die Kameraposition beachtet wird
                IsometricMapDraw(game);
                EndMode2D();

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

                if(IsKeyPressed(KEY_P)){
                    game->screen = SCREEN_PAUSE;
                }

                break;
            case SCREEN_PAUSE:

                // Still drawing isometric map, which is not updated atm
                BeginMode2D(*(game->camera)); // Sorgt dafür, dass die Kameraposition beachtet wird
                IsometricMapDraw(game);
                EndMode2D();

                // darkened background + "Paused" Text
                DrawRectangle(0, 0, GetScreenWidth(), GetScreenHeight(), (Color){0, 0, 0, 150});
                int textWidthHalf = MeasureText("Paused", 28) / 2;
                DrawText("Paused", GetScreenWidth()/2 - textWidthHalf, GetScreenHeight()/4 - 14, 28, WHITE);

                // Controls lol
                DrawText("I: Zoom in", 5, GetScreenHeight()/2, 16, WHITE);
                DrawText("K: Zoom out", 5, GetScreenHeight()/2 + 16, 16, WHITE);
                DrawText("P: Pause", 5, GetScreenHeight()/2 + 32, 16, WHITE);
                DrawText("WASD: Move Camera", 5, GetScreenHeight()/2 + 48, 16, WHITE);
                DrawText("ESC: Exit Game", 5, GetScreenHeight()/2 + 64, 16, WHITE);

                // Button / UI stuff
                UiContainerUpdateUiContainer(pauseScreenUiContainer, game);
                UiContainerDrawUiContainer(pauseScreenUiContainer);

                // Debug Menu
                DebugDraw(game, pauseScreenUiContainer);

                if(IsKeyPressed(KEY_P)){
                    game->screen = SCREEN_GAME;
                }
                break;
            default:
                printf("\n\n\n\n\n\n Wir haben ein problematisches Problem! Die Screen-ID [%d] ist nicht definiert. Hmmpf... früher bescheid wisse!\n\n\n\n\n\n", game->screen);
                return 1;
                break;
        }
        // Dinge die grundsätzlich immer gedrawed werden sollen
        // Debug Menu, FPS anzeige, Cursor
        DebugDraw(game, pauseScreenUiContainer);
        DrawFPS(GetScreenWidth() - 95, 10);
        DrawSpriteToScreen(game->cursorSprite);
        EndDrawing();



    }

    CloseWindow();

    return 0;

}