///
// Created by bruno on 5.2.2025.
///

#ifndef RISCB_TEXTEDITOR_H
#define RISCB_TEXTEDITOR_H

#define MAX_LINE_WIDTH 34   // Max chars per line (excluding '\0')
#define MAX_LINES_ASM 100   // Max number of lines
#define MAX_LINES_DISPLAY 10   // Max number of lines

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <SDL2/SDL_rect.h>
#include <SDL2/SDL_surface.h>
#include <SDL2/SDL_render.h>
#include "font.h"

typedef struct {
    char text[MAX_LINE_WIDTH + 1];  // +1 for null terminator
    int active;                     // Flag to check if the line is in use
} Line;

typedef struct {
    Line lines[MAX_LINES_ASM];  // Array of lines
    int line_count;              // Number of active lines
    int cursor_line;             // Current cursor line
    int cursor_line_offset;             // Current cursor line
    int cursor_pos;              // Current cursor position in line
    char outputString[MAX_LINE_WIDTH * MAX_LINES_ASM];
    char displayString[MAX_LINE_WIDTH * MAX_LINES_DISPLAY];
    SDL_Rect rect;
    SDL_Rect outRect;
    SDL_Texture *texture;
    bool readOnly;
    BitmapFont *font;
} TextEditor;

// Initialize the text editor
void init_editor(TextEditor *editor, BitmapFont *font, int x, int y, SDL_Renderer *renderer);

// Insert a new line at a specific position
void insert_line(TextEditor *editor, int position, const char *text);

// Insert a new line at a specific position
void insert_line_rel(TextEditor *editor);

void editor_render(TextEditor *editor, SDL_Renderer * renderer);

// Insert a character at the current cursor position
void insert_character(TextEditor *editor, char ch, SDL_Renderer *renderer);

// Move cursor (handled externally)
void move_cursor(TextEditor *editor, int new_line, int new_pos);

// Move cursor (handled externally)
void move_cursor_relative(TextEditor *editor, int line_offset, int pos_offset);

// Generate a string from a given offset with a max line count
void generate_string_display(TextEditor *editor, SDL_Renderer *renderer);

void generate_string(TextEditor *editor);

#endif //RISCB_TEXTEDITOR_H