package main

import rl "libraries/raylib"
import "base:runtime"

WINDOW_WIDTH :: 1280
WINDOW_HEIGHT :: 720
WINDOW_FRAMERATE :: 30
WINDOW_CAPTION :: "Transformation Visualizer"

init :: proc() {
	rl.SetTraceLogLevel(.WARNING)
	rl.SetConfigFlags({.WINDOW_RESIZABLE, .VSYNC_HINT})
	rl.InitWindow(WINDOW_WIDTH, WINDOW_HEIGHT, WINDOW_CAPTION)
	rl.SetTargetFPS(WINDOW_FRAMERATE)
}

update :: proc() {
	rl.BeginDrawing()
	defer rl.EndDrawing()
	rl.ClearBackground(rl.BLACK)

	ui_style := UiStyle{margin = 4.0, padding = 4.0}
	ui_state: UiState
	ui_init(&ui_state, ui_style, {0, 0}, context.temp_allocator)
	ui_start(&ui_state)
		ui_container_begin(&ui_state, {label = ""})
			ui_button_size := v2{192.0, 32.0}
			ui_button(&ui_state, ui_button_size, {label = "Hi"})
			ui_same_line(&ui_state)
			ui_button(&ui_state, ui_button_size, {label = "Hi"})
			ui_same_line(&ui_state)
			ui_button(&ui_state, ui_button_size, {label = "Hi"})
		ui_container_end(&ui_state)
	ui_elements := ui_end(ui_state)

	for element in ui_elements {
		switch element.type {
		case .Button:
			data := element.data.(UiElementData_Button)
			rl.GuiButton(element.area, data.label)
		case .Input:
		case .Container:
			data := element.data.(UiElementData_Container)
			if len(data.label) == 0 {
				rl.DrawRectangleRoundedLinesEx(element.area, 0.1, 2, 1.0, rl.WHITE)
			} else {
				rl.GuiGroupBox(element.area, data.label)
			}

		}
	}

	free_all(context.temp_allocator)
}

parent_window_size_changed :: proc(w, h: int) {
	rl.SetWindowSize(i32(w), i32(h))
}

shutdown :: proc() {
	rl.CloseWindow()
}

should_run :: proc() -> bool {
	when ODIN_OS != .JS {
		if rl.WindowShouldClose() {
			return false
		}
	}
	return true
}