import { afterEach, describe, expect, it, vi } from 'vitest';
import { createApiClient } from '../src/lib/api/client';

const tokenStore = {
    load: () => 'test-token',
    save: () => undefined,
};

afterEach(() => {
    vi.unstubAllGlobals();
});

describe('password strength API client', () => {
    it('returns the server-owned rule evaluation', async () => {
        const rules = [
            { id: 'length', label: '长度不少于 10 位', ok: true },
            { id: 'no-space', label: '不包含空格', ok: true },
        ];
        const fetchMock = vi.fn(
            async () =>
                new Response(
                    JSON.stringify({
                        rules,
                        valid: true,
                    }),
                    {
                        status: 200,
                        headers: { 'content-type': 'application/json' },
                    },
                ),
        );
        vi.stubGlobal('fetch', fetchMock);

        const client = createApiClient({ tokenStore });
        await expect(client.checkPasswordStrength('Strong-password')).resolves.toEqual({
            rules,
            valid: true,
        });
        expect(fetchMock).toHaveBeenCalledWith(
            '/api/auth/check-strength',
            expect.objectContaining({
                method: 'POST',
                body: JSON.stringify({ password: 'Strong-password' }),
                headers: new Headers({
                    'X-SnowLuma-Token': 'test-token',
                    'Content-Type': 'application/json',
                }),
                signal: expect.any(AbortSignal),
            }),
        );
    });

    it('rejects malformed responses instead of silently disabling the form', async () => {
        vi.stubGlobal(
            'fetch',
            vi.fn(
                async () =>
                    new Response(
                        JSON.stringify({
                            valid: false,
                        }),
                        {
                            status: 200,
                            headers: { 'content-type': 'application/json' },
                        },
                    ),
            ),
        );

        const client = createApiClient({ tokenStore });
        await expect(client.checkPasswordStrength('candidate')).rejects.toMatchObject({
            status: 502,
            message: '密码强度接口返回了无效响应',
        });
    });

    it('propagates request failures for observable inline validation', async () => {
        vi.stubGlobal(
            'fetch',
            vi.fn(
                async () =>
                    new Response(
                        JSON.stringify({
                            message: 'strength service unavailable',
                        }),
                        {
                            status: 503,
                            headers: { 'content-type': 'application/json' },
                        },
                    ),
            ),
        );

        const client = createApiClient({ tokenStore });
        await expect(client.checkPasswordStrength('candidate')).rejects.toMatchObject({
            status: 503,
            message: 'strength service unavailable',
        });
    });
});