import test from 'node:test';
import assert from 'node:assert/strict';
import { fulfillOrder, MiaoguoVirtualPayNotify500 } from '../src/api/virtualPay/virtualPayController.js';

function orderXml({ productId = '166_199', env = 0, goodsPrice = 19900, detail = {} } = {}) {
    return `<xml>`
        + `<detail><![CDATA[${JSON.stringify(detail)}]]></detail>`
        + `<virtual_pay><![CDATA[${JSON.stringify({ productId, env, goodsPrice })}]]></virtual_pay>`
        + `</xml>`;
}

function createFakeConnection({ order, user }) {
    const state = {
        began: 0,
        committed: 0,
        rolledBack: 0,
        released: 0,
        queries: []
    };
    const connection = {
        async beginTransaction() { state.began += 1; },
        async commit() { state.committed += 1; },
        async rollback() { state.rolledBack += 1; },
        release() { state.released += 1; },
        async query(sql, params) {
            state.queries.push({ sql, params });
            if (sql.includes('FROM ProductPayInfo')) return [[order]];
            if (sql.includes('FROM MiaoguoWXUsers')) return [[user]];
            return [{ affectedRows: 1 }];
        }
    };
    return { connection, state };
}

function dependencies(connection, postCalls = []) {
    return {
        getConnection: async () => connection,
        schedulePostCommit: callback => callback(),
        runPostPayActions: async payload => { postCalls.push(payload); }
    };
}

function paidMemberOrder(overrides = {}) {
    return {
        ID: 101,
        TradeNo: 'VP_TEST_199',
        PayType: 7,
        OpenID: 'openid-test',
        Money: 19900,
        Status: 0,
        XMLPre: orderXml({ detail: { EndTime: '2027-08-27 23:59:59' } }),
        ...overrides
    };
}

const memberUser = {
    UserID: 1,
    OpenID: 'openid-test',
    IsMember: 1,
    ProductServiceTime: '2026-08-27 23:59:59'
};

test('支付成功后在一个事务中更新会员、优惠券和订单', async () => {
    const { connection, state } = createFakeConnection({
        order: paidMemberOrder(),
        user: memberUser
    });
    const postCalls = [];

    const result = await fulfillOrder('VP_TEST_199', {
        openid: 'openid-test',
        env: 0,
        productId: '166_199',
        quantity: 1,
        originalPrice: 19900,
        actualPrice: 19900,
        paidTime: 1787846400,
        raw: { source: 'test' }
    }, dependencies(connection, postCalls));
    await new Promise(resolve => setImmediate(resolve));

    assert.equal(result.alreadyFulfilled, false);
    assert.equal(state.began, 1);
    assert.equal(state.committed, 1);
    assert.equal(state.rolledBack, 0);
    assert.equal(state.released, 1);
    assert.ok(state.queries.some(item => item.sql.includes('UPDATE MiaoguoWXUsers SET')));
    assert.ok(state.queries.some(item => item.sql.includes('UPDATE MiaoguoCoupon SET IsUse=1')));
    assert.ok(state.queries.some(item => item.sql.includes('SET PayEndTime=') && item.sql.includes('Status=1')));
    assert.equal(postCalls.length, 1);
});

test('测试用户的 1 元购买执行与正式购买相同的会员完成逻辑', async () => {
    const testOrder = paidMemberOrder({
        TradeNo: 'VP_TEST_BUY_1',
        Money: 100,
        XMLPre: orderXml({
            productId: '166_1',
            goodsPrice: 100,
            detail: { EndTime: '2027-08-27 23:59:59' }
        })
    });
    const { connection, state } = createFakeConnection({ order: testOrder, user: memberUser });

    const result = await fulfillOrder('VP_TEST_BUY_1', {
        openid: 'openid-test',
        env: 0,
        productId: '166_1',
        originalPrice: 100,
        actualPrice: 100
    }, dependencies(connection));

    assert.equal(result.memberUpdate.paidMember, true);
    assert.ok(state.queries.some(item => item.sql.includes('UPDATE MiaoguoCoupon SET IsUse=1')));
    assert.ok(state.queries.some(item => item.sql.includes('Status=1')));
});

test('重复发货通知不会重复增加会员有效期', async () => {
    const { connection, state } = createFakeConnection({
        order: paidMemberOrder({ Status: 1 }),
        user: memberUser
    });

    const result = await fulfillOrder('VP_TEST_199', {}, dependencies(connection));

    assert.equal(result.alreadyFulfilled, true);
    assert.equal(state.committed, 1);
    assert.equal(state.rolledBack, 0);
    assert.equal(state.queries.filter(item => item.sql.includes('UPDATE ')).length, 0);
});

test('微信实付金额不一致时回滚且不发放权益', async () => {
    const { connection, state } = createFakeConnection({
        order: paidMemberOrder(),
        user: memberUser
    });

    await assert.rejects(
        fulfillOrder('VP_TEST_199', {
            openid: 'openid-test',
            env: 0,
            productId: '166_199',
            orderFee: 100
        }, dependencies(connection)),
        /金额与本地订单不一致/
    );

    assert.equal(state.committed, 0);
    assert.equal(state.rolledBack, 1);
    assert.equal(state.released, 1);
    assert.equal(state.queries.filter(item => item.sql.includes('UPDATE ')).length, 0);
});

test('1 元试用只记录申请和支付订单，不开通付费会员', async () => {
    const trialOrder = paidMemberOrder({
        TradeNo: 'VP_TEST_1',
        PayType: 9,
        Money: 100,
        XMLPre: orderXml({ productId: '166_1', goodsPrice: 100, detail: { PayType: 9 } })
    });
    const { connection, state } = createFakeConnection({ order: trialOrder, user: memberUser });

    const result = await fulfillOrder('VP_TEST_1', {
        openid: 'openid-test',
        env: 0,
        productId: '166_1',
        originalPrice: 100,
        actualPrice: 100
    }, dependencies(connection));

    assert.equal(result.memberUpdate.paidMember, false);
    assert.equal(result.memberUpdate.IsApply, 1);
    assert.ok(state.queries.some(item => item.sql.includes('UPDATE MiaoguoWXUsers SET')));
    assert.equal(state.queries.some(item => item.sql.includes('UPDATE MiaoguoCoupon')), false);
    assert.ok(state.queries.some(item => item.sql.includes('Status=1')));
});

test('可在本地模拟微信发货通知并进入统一完成函数', async () => {
    const calls = [];
    const ctx = {
        query: {},
        request: {
            headers: { 'content-type': 'application/json' },
            body: {
                Event: 'xpay_goods_deliver_notify',
                OpenId: 'openid-test',
                OutTradeNo: 'VP_NOTIFY_TEST',
                Env: 0,
                GoodsInfo: {
                    ProductId: '166_199',
                    Quantity: 1,
                    OrigPrice: 19900,
                    ActualPrice: 19900
                },
                WeChatPayInfo: {
                    TransactionId: 'wx-test-transaction',
                    PaidTime: 1787846400
                }
            }
        }
    };

    await MiaoguoVirtualPayNotify500(ctx, {
        isValidMessageSignature: () => true,
        fulfillOrder: async (tradeNo, payment) => { calls.push({ tradeNo, payment }); }
    });

    assert.deepEqual(ctx.body, { ErrCode: 0, ErrMsg: 'success' });
    assert.equal(calls.length, 1);
    assert.equal(calls[0].tradeNo, 'VP_NOTIFY_TEST');
    assert.equal(calls[0].payment.productId, '166_199');
    assert.equal(calls[0].payment.actualPrice, 19900);
});