#include "ui.h"
#include <stdbool.h>
#include <SDL2/SDL.h>

bool isPointInsideRect(int x, int y, SDL_Rect rect) {
    return (x >= rect.x && x <= rect.x + rect.w && y >= rect.y && y <= rect.y + rect.h);
}

void handleButtonClick(SDL_Event *event, Button *button) {
    int mouseX, mouseY;
    SDL_GetMouseState(&mouseX, &mouseY);

    if (event->type == SDL_MOUSEBUTTONDOWN && event->button.button == SDL_BUTTON_LEFT) {
        // Check if the mouse click is inside the button
        if (isPointInsideRect(mouseX, mouseY, (SDL_Rect){button->x, button->y, button->w, button->h})) {
            button->clicked = true;
        }
    } else if (event->type == SDL_MOUSEBUTTONUP && event->button.button == SDL_BUTTON_LEFT) {
        if (isPointInsideRect(mouseX, mouseY, (SDL_Rect){button->x, button->y, button->w, button->h})) {
            if (button->clicked && button->onClick != NULL) {
                button->onClick();  // Call the associated function
            }
        }
        button->clicked = false;
    }
}

void handleButtonEvents(SDL_Event *event, Button buttons[], int numButtons) {
    for (int i = 0; i < numButtons; i++) {
        handleButtonClick(event, &buttons[i]);
    }
}

void drawButtons(SDL_Renderer *renderer, Button buttons[], int numButtons, TTF_Font *font) {
    SDL_Color textColor = {255, 255, 255}; // White color for text

    // Clear the renderer
    SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
    SDL_RenderClear(renderer);

    // Loop through each button and draw it
    for (int i = 0; i < numButtons; ++i) {
        SDL_Rect rect = {buttons[i].x, buttons[i].y, buttons[i].w, buttons[i].h};

        // Set button color based on whether it's clicked or not
        if (buttons[i].clicked) {
            SDL_SetRenderDrawColor(renderer, 0, 255, 0, 255); // Green if clicked
        } else {
            SDL_SetRenderDrawColor(renderer, 255, 0, 0, 255); // Red if not clicked
        }
        SDL_RenderFillRect(renderer, &rect);

        // Render button text
        SDL_Surface* surfaceMessage = TTF_RenderText_Solid(font, buttons[i].text, textColor);
        SDL_Texture* message = SDL_CreateTextureFromSurface(renderer, surfaceMessage);
        int text_width, text_height;
        SDL_QueryTexture(message, NULL, NULL, &text_width, &text_height);
        SDL_Rect textRect = {buttons[i].x + (buttons[i].w - text_width) / 2, buttons[i].y + (buttons[i].h - text_height) / 2, text_width, text_height};
        SDL_RenderCopy(renderer, message, NULL, &textRect);

        SDL_FreeSurface(surfaceMessage);
        SDL_DestroyTexture(message);
    }

    // Present renderer
    SDL_RenderPresent(renderer);
}