/**
 * 一次性脚本:用 AI 给所有未打标的项目自动建议 + 应用 category。
 * 已打标的项目跳过(避免覆盖人工决策)。
 * - 默认立项日:取项目 created_at(若有)否则用 today-90天
 * - 护城河项目需要 V_asset,AI 推荐 moat 时默认填 100,000(占位,管理员后续手填)
 * 用法: bun run scripts/ai-tag-all.ts [--force]
 */
import dayjs from 'dayjs';
import { eq } from 'drizzle-orm';
import { db } from '../src/db/index';
import { projects } from '../src/db/schema';
import { suggestProjectTag } from '../src/services/roi/ai-tag-suggester';

const force = process.argv.includes('--force');

const all = await db.select().from(projects);
console.log(`Total projects: ${all.length}, force=${force}`);

let okCount = 0, skipCount = 0, failCount = 0;
const startedAt = Date.now();

for (const p of all) {
  const label = `${p.identifier || '?'} (${p.name})`;
  if (!force && p.category) {
    console.log(`  ⊘ SKIP ${label} — already tagged as ${p.category}`);
    skipCount += 1;
    continue;
  }

  try {
    console.log(`  → AI ${label} ...`);
    const sug = await suggestProjectTag(p.id);
    const launchedAt = p.launchedAt ?? p.createdAt ?? dayjs().subtract(90, 'day').toDate();

    // 护城河默认 V_asset 占位
    const needsAsset = sug.suggestedCategory === 'moat';
    const vAsset = needsAsset ? (p.vAsset ?? 100_000) : (p.vAsset ?? null);

    await db.update(projects).set({
      category: sug.suggestedCategory,
      launchedAt: launchedAt as any,
      vAsset: vAsset,
      updatedAt: new Date(),
    }).where(eq(projects.id, p.id));

    console.log(`    ✓ ${sug.suggestedCategory} (conf=${sug.confidence}) — ${sug.reasoning.slice(0, 60)}`);
    okCount += 1;
  } catch (e) {
    console.error(`    ✗ FAIL ${label}: ${(e as Error).message.slice(0, 200)}`);
    failCount += 1;
  }

  // 1 秒间隔避免 LLM 限流
  await new Promise(r => setTimeout(r, 1000));
}

const elapsed = ((Date.now() - startedAt) / 1000).toFixed(1);
console.log('');
console.log(`Done. ok=${okCount} skipped=${skipCount} failed=${failCount} elapsed=${elapsed}s`);
process.exit(0);