import assert from 'node:assert/strict'
import { afterEach, mock, test } from 'node:test'
import { createUser, reviewClouds } from '../src/features/admin/api.ts'
import { serializeCsv, visibilityLabel } from '../src/features/admin/models.ts'

afterEach(() => mock.restoreAll())

test('admin review preserves completed batches when a later batch fails', async () => {
    const completed = []
    let call = 0
    mock.method(globalThis, 'fetch', async (url, options) => {
        assert.equal(new URL(url).pathname, '/admin/clouds/review')
        assert.equal(options.credentials, 'include')
        const body = JSON.parse(options.body)
        assert.equal(body.review_status, 'approved')
        assert.ok(body.cloud_ids.length <= 100)
        return ++call === 1
            ? Response.json({ message: '成功' })
            : Response.json({ message: '服务暂不可用' }, { status: 503 })
    })
    const ids = Array.from({ length: 101 }, (_, index) => `cloud-${index}`)
    await assert.rejects(
        reviewClouds(ids, 'approved', batch => completed.push(...batch)),
        /服务暂不可用/,
    )
    assert.deepEqual(completed, ids.slice(0, 100))
    assert.equal(call, 2)
})

test('admin account creation returns email delivery status without retrying creation', async () => {
    const body = {
        username: '观云者',
        email: 'observer@example.test',
        password: 'test-password',
        role: 'user',
    }
    const fetch = mock.method(globalThis, 'fetch', async (url, options) => {
        assert.equal(new URL(url).pathname, '/admin/users')
        assert.equal(options.method, 'POST')
        assert.equal(options.credentials, 'include')
        assert.deepEqual(JSON.parse(options.body), body)
        return Response.json(
            { message: '已创建，邮件发送失败', user_id: 'new-user', email_sent: false },
            { status: 201 },
        )
    })
    assert.equal((await createUser(body)).email_sent, false)
    assert.equal(fetch.mock.callCount(), 1)
})

test('CSV exports escape untrusted text, formulas, quotes and multiline descriptions', () => {
    const csv = serializeCsv(
        ['用户名', '说明'],
        [
            ['=HYPERLINK("test")', '第一行\n第二行'],
            [' @SUM(1)', '云,"雨"'],
            ['-1+2', '\t=1'],
        ],
    )
    assert.ok(csv.startsWith('\uFEFF'))
    assert.ok(csv.includes('"\'=HYPERLINK(""test"")"'))
    assert.ok(csv.includes('"\' @SUM(1)"'))
    assert.ok(csv.includes('"\'-1+2"'))
    assert.ok(csv.includes('"\'\t=1"'))
    assert.ok(csv.includes('"云,""雨"""'))
    assert.ok(csv.includes('"第一行\n第二行"'))
})

test('pending and rejected images are never labeled publicly visible', () => {
    for (const status of ['pending', 'rejected']) {
        assert.equal(visibilityLabel({ status, is_hidden: false }), '尚未公开')
    }
    assert.equal(visibilityLabel({ status: 'approved', is_hidden: false }), '公开可见')
    assert.equal(visibilityLabel({ status: 'approved', is_hidden: true }), '用户隐藏')
})