import { mkdtempSync, realpathSync } from "node:fs";
import { tmpdir } from "node:os";
import { join } from "node:path";
import { $ } from "bun";
import { createStudioStore, type Identity } from "../src/server/store";

export const ada: Identity & { id: string } = { id: "u-ada", name: "Ada Lovelace", email: "ada@example.org" };
export const bob: Identity & { id: string } = { id: "u-bob", name: "Bob Ext", email: "bob@example.org" };

export function tempDir(prefix = "stc-studio-"): string {
  return realpathSync(mkdtempSync(join(tmpdir(), prefix)));
}

export async function newStore(opts: { allowLocalRemotes?: boolean } = {}) {
  const dataDir = tempDir();
  const store = createStudioStore({ dataDir, ...opts });
  return { dataDir, store };
}

/** Runs git as an outside tool (VS Code, a terminal) would: plain identity, in the given dir. */
export async function extGit(cwd: string, ...args: string[]): Promise<string> {
  const r = await $`git -c user.name=${bob.name} -c user.email=${bob.email} -c commit.gpgsign=false -c core.hooksPath=/dev/null ${args}`.cwd(cwd).quiet().nothrow();
  if (r.exitCode !== 0) throw new Error(`git ${args.join(" ")} failed: ${r.stderr.toString()}`);
  return r.stdout.toString().trim();
}