import assert from "node:assert/strict";
import test from "node:test";
import {
  runPublicAccountIdRefresh,
} from "../lib/account-id-refresh-service.ts";

function fakeDb(accounts) {
  const updates = [];
  return {
    db: {
      prepare: (sql) => {
        if (sql.startsWith("SELECT")) {
          return {
            all: async () => ({
              results: accounts.map((account) => ({
                id: account.id,
                platform: account.platform,
                platform_uid: account.platform_uid,
                profile_url: account.profile_url,
              })),
              success: true,
              meta: { changes: 0, last_row_id: 0 },
            }),
          };
        }
        const match = sql.match(/WHERE id = \?$/);
        assert.ok(match, `unexpected sql: ${sql}`);
        assert.match(sql, /UPDATE accounts SET public_account_id = \?/);
        assert.doesNotMatch(sql, /followers|tags|nickname|bio|gender|ip_location/);
        return {
          bind: (value, id) => ({
            run: async () => {
              updates.push({ value, id });
              return { success: true, meta: { changes: 1, last_row_id: 0 } };
            },
          }),
        };
      },
    },
    updates,
  };
}

test("updates only public_account_id for scrapeable accounts", async () => {
  const accounts = [
    { id: "a1", platform: "小红书", platform_uid: "uid-1", profile_url: "https://www.xiaohongshu.com/user/profile/a1" },
    { id: "a2", platform: "抖音", platform_uid: "uid-2", profile_url: "https://www.douyin.com/user/a2" },
  ];
  const { db, updates } = fakeDb(accounts);
  const status = await runPublicAccountIdRefresh(db, async (url) => {
    if (url.endsWith("a1")) return { redId: "xhs-id-1" };
    if (url.endsWith("a2")) return { redId: " dy-id-2 " };
    return { redId: null };
  });

  assert.equal(status.status, "done");
  assert.equal(status.total, 2);
  assert.equal(status.processed, 2);
  assert.equal(status.updated, 2);
  assert.equal(status.failed, 0);
  assert.deepEqual(updates, [
    { value: "xhs-id-1", id: "a1" },
    { value: "dy-id-2", id: "a2" },
  ]);
});

test("counts failures and skips empty redId without writing", async () => {
  const accounts = [
    { id: "a1", platform: "小红书", platform_uid: "uid-1", profile_url: "https://www.xiaohongshu.com/user/profile/a1" },
    { id: "a2", platform: "小红书", platform_uid: "uid-2", profile_url: "https://www.xiaohongshu.com/user/profile/a2" },
    { id: "a3", platform: "小红书", platform_uid: "uid-3", profile_url: "https://www.xiaohongshu.com/user/profile/a3" },
  ];
  const { db, updates } = fakeDb(accounts);
  const status = await runPublicAccountIdRefresh(db, async (url) => {
    if (url.endsWith("a1")) throw new Error("mcp down");
    if (url.endsWith("a2")) return { redId: "   " };
    return { redId: "ok-3" };
  });

  assert.equal(status.total, 3);
  assert.equal(status.updated, 1);
  assert.equal(status.failed, 1);
  assert.equal(status.skipped, 1);
  assert.deepEqual(updates, [{ value: "ok-3", id: "a3" }]);
});

test("ignores demo accounts and accounts without profile_url at query level", async () => {
  const accounts = [
    { id: "demo", platform: "小红书", platform_uid: "xhs-8af3", profile_url: "https://www.xiaohongshu.com/user/profile/demo" },
    { id: "real", platform: "小红书", platform_uid: "uid-9", profile_url: "https://www.xiaohongshu.com/user/profile/real" },
  ];
  const { db, updates } = fakeDb(accounts);
  const status = await runPublicAccountIdRefresh(db, async () => ({ redId: "id-9" }));

  assert.equal(status.total, 1);
  assert.equal(status.updated, 1);
  assert.deepEqual(updates, [{ value: "id-9", id: "real" }]);
});