import { SmcErr } from "./errors.js";
import { SmcBuilder } from "./builder.js";

export { SmcErr };

// XXX: TODO: merge SmcBuilder into smc
class smc {
  #canvas;
  #builderDelegate = _ => { };

  constructor(canvas) {
    this.#canvas = canvas;
  }

  build(delegate) {
    this.#builderDelegate = delegate;
    return this;
  }

  onError(delegate) {
    this.#errorDelegate = delegate;
    return this;
  }

  run() {
    this.#canvas = canvas;
    const gl = this.#canvas.getContext("webgl");
    if (gl == null) {
      this.#raiseError(
        SmcErr.UNSUPPORTED,
        Error("Unable to initialize WebGL. Your browser or machine may not support it."),
      );
    }
    const builder = this.#builderDelegate(new SmcBuilder(gl, this.#raiseError))
    builder.render()
  }
}