123 lines
4.0 KiB
Go
123 lines
4.0 KiB
Go
package pay
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import (
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"aedata-server/app/main/api/internal/svc"
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"aedata-server/app/main/api/internal/types"
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"aedata-server/app/main/model"
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"aedata-server/common/ctxdata"
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"aedata-server/common/xerr"
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"context"
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"encoding/json"
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"fmt"
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"github.com/pkg/errors"
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"github.com/redis/go-redis/v9"
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"github.com/zeromicro/go-zero/core/logx"
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"github.com/zeromicro/go-zero/core/stores/sqlx"
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)
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type PaymentLogic struct {
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logx.Logger
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ctx context.Context
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svcCtx *svc.ServiceContext
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}
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type PaymentTypeResp struct {
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amount float64
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outTradeNo string
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description string
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}
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func NewPaymentLogic(ctx context.Context, svcCtx *svc.ServiceContext) *PaymentLogic {
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return &PaymentLogic{
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Logger: logx.WithContext(ctx),
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ctx: ctx,
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svcCtx: svcCtx,
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}
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}
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func (l *PaymentLogic) Payment(req *types.PaymentReq) (resp *types.PaymentResp, err error) {
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var paymentTypeResp *PaymentTypeResp
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var prepayData interface{}
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l.svcCtx.OrderModel.Trans(l.ctx, func(ctx context.Context, session sqlx.Session) error {
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switch req.PayType {
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case "query":
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paymentTypeResp, err = l.QueryOrderPayment(req, session)
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if err != nil {
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return err
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}
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}
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var createOrderErr error
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if req.PayMethod == "wechat" {
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prepayData, createOrderErr = l.svcCtx.WechatPayService.CreateWechatOrder(l.ctx, paymentTypeResp.amount, paymentTypeResp.description, paymentTypeResp.outTradeNo)
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} else if req.PayMethod == "alipay" {
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prepayData, createOrderErr = l.svcCtx.AlipayService.CreateAlipayOrder(l.ctx, paymentTypeResp.amount, paymentTypeResp.description, paymentTypeResp.outTradeNo)
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}
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if createOrderErr != nil {
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return errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "生成订单, 创建支付订单失败: %+v", createOrderErr)
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}
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return nil
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})
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if err != nil {
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return nil, err
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}
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switch v := prepayData.(type) {
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case string:
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// 如果 prepayData 是字符串类型，直接返回
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return &types.PaymentResp{PrepayId: v, OrderNo: paymentTypeResp.outTradeNo}, nil
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default:
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return &types.PaymentResp{PrepayData: prepayData, OrderNo: paymentTypeResp.outTradeNo}, nil
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}
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}
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func (l *PaymentLogic) QueryOrderPayment(req *types.PaymentReq, session sqlx.Session) (resp *PaymentTypeResp, err error) {
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userID, getUidErr := ctxdata.GetUidFromCtx(l.ctx)
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if getUidErr != nil {
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return nil, errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "生成订单, 获取用户信息失败, %+v", getUidErr)
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}
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outTradeNo := req.Id
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redisKey := fmt.Sprintf(types.QueryCacheKey, userID, outTradeNo)
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cache, cacheErr := l.svcCtx.Redis.GetCtx(l.ctx, redisKey)
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if cacheErr != nil {
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if cacheErr == redis.Nil {
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return nil, errors.Wrapf(xerr.NewErrMsg("订单已过期"), "生成订单, 缓存不存在, %+v", cacheErr)
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}
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return nil, errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "生成订单, 获取缓存失败, %+v", cacheErr)
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}
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var data types.QueryCacheLoad
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err = json.Unmarshal([]byte(cache), &data)
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if err != nil {
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return nil, errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "生成订单, 解析缓存内容失败, %v", err)
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}
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product, err := l.svcCtx.ProductModel.FindOneByProductEn(l.ctx, data.Product)
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if err != nil {
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return nil, errors.Wrapf(xerr.NewErrCode(xerr.SERVER_COMMON_ERROR), "生成订单, 查找产品错误: %v", err)
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}
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var amount float64
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user, err := l.svcCtx.UserModel.FindOne(l.ctx, userID)
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if err != nil {
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return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "生成订单, 获取用户信息失败: %v", err)
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}
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amount = product.SellPrice
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if user.Inside == 1 {
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amount = 0.01
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}
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order := model.Order{
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OrderNo: outTradeNo,
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UserId: userID,
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ProductId: product.Id,
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PaymentPlatform: req.PayMethod,
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PaymentScene: "app",
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Amount: amount,
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Status: "pending",
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}
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_, insertOrderErr := l.svcCtx.OrderModel.Insert(l.ctx, session, &order)
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if insertOrderErr != nil {
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return nil, errors.Wrapf(xerr.NewErrCode(xerr.DB_ERROR), "生成订单, 保存订单失败: %+v", insertOrderErr)
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}
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return &PaymentTypeResp{amount: amount, outTradeNo: outTradeNo, description: product.ProductName}, nil
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}
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