import { Command } from "@commander-js/extra-typings";
import { chalkStderr } from "chalk";
import open from "open";
import { Context, oneoffContext } from "../bundler/context.js";
import { logMessage } from "../bundler/log.js";
import {
  BIG_BRAIN_URL,
  bigBrainFetch,
  deprecationCheckWarning,
} from "./lib/utils/utils.js";
import {
  getDeploymentSelection,
  deploymentNameFromSelection,
} from "./lib/deploymentSelection.js";

export const docs = new Command("docs")
  .description("Open the docs in the browser")
  .allowExcessArguments(false)
  .option("--no-open", "Print docs URL instead of opening it in your browser")
  .action(async (options) => {
    const ctx = await oneoffContext({
      url: undefined,
      adminKey: undefined,
      envFile: undefined,
    });
    const deploymentSelection = await getDeploymentSelection(ctx, {
      url: undefined,
      adminKey: undefined,
      envFile: undefined,
    });
    const configuredDeployment =
      deploymentNameFromSelection(deploymentSelection);
    if (configuredDeployment === null) {
      await openDocs(ctx, options.open);
      return;
    }
    const getCookieUrl = new URL(
      `get_cookie/${configuredDeployment}`,
      BIG_BRAIN_URL,
    );
    const fetch = await bigBrainFetch(ctx);
    try {
      const res = await fetch(getCookieUrl);
      deprecationCheckWarning(ctx, res);
      const { cookie } = await res.json();
      await openDocs(ctx, options.open, cookie);
    } catch {
      await openDocs(ctx, options.open);
    }
  });

async function openDocs(ctx: Context, toOpen: boolean, cookie?: string) {
  let docsUrl = "https://docs.convex.dev";
  if (cookie !== undefined) {
    docsUrl += "/?t=" + cookie;
  }
  if (toOpen) {
    await open(docsUrl);
    logMessage(chalkStderr.green("Docs have launched! Check your browser."));
  } else {
    logMessage(chalkStderr.green(`Find Convex docs here: ${docsUrl}`));
  }
}