import { existsSync } from "node:fs";
import { readFile, stat } from "node:fs/promises";
import { join } from "node:path";

const requiredOutputs = [
  join(process.cwd(), "dist", "theme-github-dev.css"),
  join(process.cwd(), "dist", "theme-github-dev-dark.css"),
  join(process.cwd(), ".gitea", "custom", "public", "assets", "css", "theme-github-dev.css"),
  join(process.cwd(), ".gitea", "custom", "public", "assets", "css", "theme-github-dev-dark.css"),
  join(process.cwd(), ".gitea", "custom", "templates", "repo", "view_content.tmpl"),
  join(process.cwd(), ".gitea", "custom", "templates", "repo", "view_list.tmpl"),
  join(process.cwd(), ".gitea", "custom", "templates", "repo", "commits_list.tmpl"),
  join(process.cwd(), ".gitea", "custom", "templates", "repo", "commit_sign_badge.tmpl"),
  join(process.cwd(), ".gitea", "custom", "options", "locale", "locale_zh-CN.json"),
];

for (const output of requiredOutputs) {
  if (!existsSync(output)) {
    throw new Error(`missing output: ${output}`);
  }

  const file = await stat(output);
  if (file.size === 0) {
    throw new Error(`empty output: ${output}`);
  }
}

const zhCnLocalePath = join(process.cwd(), ".gitea", "custom", "options", "locale", "locale_zh-CN.json");
const zhCnLocale = JSON.parse(await readFile(zhCnLocalePath, "utf8")) as Record<string, string>;

for (const key of ["explore_title", "repo.code", "repo.issues", "repo.pulls", "gitea-github-theme.verifed"]) {
  if (!zhCnLocale[key]) {
    throw new Error(`zh-CN locale output is missing required key: ${key}`);
  }
}

if (Object.keys(zhCnLocale).length < 1000) {
  throw new Error("zh-CN locale output looks incomplete; do not overwrite the full locale with a tiny partial file");
}

console.log("theme outputs verified");