import { OutputType } from './external';
import { onion, initContext, Plugin, PluginContext } from './plugin';

export interface CompilerOptions {
  width: number,
  height: number,
  element: string,
  engine: string,
  config: any,
  // toBrowserUrl: (url: string) => Promise<string>,
  plugins: Plugin[],
  type: OutputType,
}

export async function compile(options: CompilerOptions): Promise<PluginContext> {
  const { plugins } = options;
  const ctx = initContext();
  ctx.element = options.element;
  ctx.type = options.type;
  ctx.width = options.width || 800;
  ctx.height = options.height || 600;
  ctx.engine = options.engine;
  ctx.config = options.config;
  // ctx.toBrowserUrl = options.toBrowserUrl;

  const reversedPlugins = [...plugins].reverse();

  await onion(plugins.map(p => p.onParse), ctx)();

  await onion(reversedPlugins.map(p => p.onParsed), ctx)();

  await onion(plugins.map(p => p.onCompile), ctx)();

  await onion(reversedPlugins.map(p => p.onCompiled), ctx)();

  await onion(plugins.map(p => p.onPrint), ctx)();

  await onion(reversedPlugins.map(p => p.onPrinted), ctx)();

  return ctx;
}