package main

import sdl "vendor:sdl2"
import ttf "vendor:sdl2/ttf"

// Text buffer for a single file
Text_Buffer :: struct {
	lines: [dynamic]string,
	filename: string,
	modified: bool,
	cursor_line: int,
	cursor_col: int,
	scroll_y: int,
	max_line_width: int,
}

// Tab structure
Tab :: struct {
	name: string,
	buffer: Text_Buffer,
	rect: sdl.Rect,
}

Colours :: struct {
	background: sdl.Colour,
	text: sdl.Colour,
	line_numbers_background: sdl.Colour,
	line_numbers: sdl.Colour,
	active_tab: sdl.Colour,
	inactive_tab: sdl.Colour,
	tab_border: sdl.Colour,
	cursor: sdl.Colour
}

Config :: struct {
	font: string,
	font_size: int,
	colours: Colours,
}

// Application state
App :: struct {
	window: ^sdl.Window,
	renderer: ^sdl.Renderer,
	font: ^ttf.Font,
	tabs: [dynamic]Tab,
	active_tab: int,
	running: bool,
	char_width: i32,
	char_height: i32,
	text_area_width: i32,
	visible_lines: int,
	cursor_blink_timer: u32,
	show_cursor: bool,
	config: Config,
}