#include "helpers.h"
#include "program.h"
#include "tft_handler.h"

void Helpers::recalculate_taskbar(std::vector<TaskBarItem>& task_bar_items) {
  for (short i = 0; i < task_bar_items.size(); ++i) {
    if (i == 0) {
      task_bar_items[i].place_x = 60;
    } else {
      const TaskBarItem& prev = task_bar_items[i - 1];
      task_bar_items[i].place_x = prev.place_x + prev.offset_x;
    }
  }
}

void ScrollableTextBox::reflow_text(TFT_Handler* tft) {
  lines.clear();
  std::string current_line = "";
  short current_y = 0;
  
  for (size_t i = 0; i < content.length(); i++) {
    char c = content[i];
    
    if (c == '\n') {
      // Explicit newline
      lines.push_back({current_line, current_y});
      current_line = "";
      current_y += line_height;
      continue;
    }
    
    // Check if adding this character would exceed width
    short test_width, test_height;
    std::string test_str = current_line + c;
    tft->get_text_bounds(test_str, text_size, test_width, test_height);
    
    if (test_width > width - 10) {  // -10 for padding
      // Word wrap - try to break at last space
      size_t last_space = current_line.find_last_of(' ');
      if (last_space != std::string::npos) {
        // Break at space
        std::string line_to_add = current_line.substr(0, last_space);
        lines.push_back({line_to_add, current_y});
        current_line = current_line.substr(last_space + 1) + c;
      } else {
        // No space found, hard break
        lines.push_back({current_line, current_y});
        current_line = std::string(1, c);
      }
      current_y += line_height;
    } else {
      current_line += c;
    }
  }
  
  // Add remaining text
  if (!current_line.empty()) {
    lines.push_back({current_line, current_y});
  }
}