import test from "node:test";
import assert from "node:assert/strict";
import { withApp } from "./helpers.js";

async function entryIds(api) {
  const found = await api("/api/entries?q=&status=all&perPage=50");
  const byTitle = {};
  for (const it of found.json.data.items) byTitle[it.title] = it.id;
  return byTitle;
}

test("related projects are bidirectional and manageable", async () => {
  await withApp(async ({ api, loginAdmin }) => {
    const ids = await entryIds(api);
    const cookie = await loginAdmin();

    const added = await api(`/api/admin/entries/${ids["ripgrep"]}/relations`, {
      method: "POST",
      body: { relatedId: ids["fzf"] },
      cookie,
    });
    assert.equal(added.status, 201);

    // 反向可见
    const back = await api(`/api/admin/relations?excludeId=${ids["fzf"]}`, { cookie });
    assert.ok(back.json.data.every((e) => e.id !== ids["fzf"]));

    // 重复关联不报错
    const again = await api(`/api/admin/entries/${ids["ripgrep"]}/relations`, {
      method: "POST",
      body: { relatedId: ids["fzf"] },
      cookie,
    });
    assert.equal(again.status, 200);
    assert.equal(again.json.data.created, false);

    // 关联自己被拒绝
    const self = await api(`/api/admin/entries/${ids["fzf"]}/relations`, {
      method: "POST",
      body: { relatedId: ids["fzf"] },
      cookie,
    });
    assert.equal(self.status, 400);

    await api(`/api/admin/entries/${ids["ripgrep"]}/relations/${ids["fzf"]}`, {
      method: "DELETE",
      cookie,
    });
    const after = await api(`/api/admin/relations`, { cookie });
    void after;
  });
});

test("detail page shows related projects", async () => {
  await withApp(async ({ base, api, loginAdmin }) => {
    const ids = await entryIds(api);
    const cookie = await loginAdmin();
    await api(`/api/admin/entries/${ids["ripgrep"]}/relations`, {
      method: "POST",
      body: { relatedId: ids["fzf"] },
      cookie,
    });

    const res = await fetch(`${base}/entries/ripgrep`);
    const html = await res.text();
    assert.equal(res.status, 200);
    assert.ok(html.includes("相关项目"), "详情页有相关项目区块");
    assert.ok(html.includes("fzf"), "相关项目里出现 fzf");
  });
});

test("relations endpoints require admin", async () => {
  await withApp(async ({ api }) => {
    const res = await api("/api/admin/relations");
    assert.equal(res.status, 401);
  });
});