wwweww
89 lines
2.0 KiB
Go
89 lines
2.0 KiB
Go
package logic
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import (
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"context"
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"errors"
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"time"
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"juwan-backend/app/wallet/rpc/internal/models/wallet"
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"juwan-backend/app/wallet/rpc/internal/svc"
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"juwan-backend/app/wallet/rpc/pb"
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"github.com/shopspring/decimal"
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"github.com/zeromicro/go-zero/core/logx"
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)
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type UpdateWalletsLogic struct {
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ctx context.Context
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svcCtx *svc.ServiceContext
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logx.Logger
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}
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func NewUpdateWalletsLogic(ctx context.Context, svcCtx *svc.ServiceContext) *UpdateWalletsLogic {
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return &UpdateWalletsLogic{
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ctx: ctx,
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svcCtx: svcCtx,
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Logger: logx.WithContext(ctx),
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}
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}
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func (l *UpdateWalletsLogic) UpdateWallets(in *pb.UpdateWalletsReq) (*pb.UpdateWalletsResp, error) {
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if in.Version == nil {
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return nil, errors.New("version is required")
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}
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tx, err := l.svcCtx.WalletModelsRW.Tx(l.ctx)
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if err != nil {
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return nil, err
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}
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updater := tx.Wallet.Update().
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Where(wallet.IDEQ(in.UserId), wallet.VersionEQ(int(in.GetVersion()))).
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AddVersion(1)
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if in.Balance != nil {
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parsedBalance, perr := decimal.NewFromString(in.GetBalance())
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if perr != nil {
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_ = tx.Rollback()
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return nil, errors.New("invalid balance")
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}
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updater = updater.SetBalance(parsedBalance)
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}
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if in.FrozenBalance != nil {
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parsedFrozenBalance, perr := decimal.NewFromString(in.GetFrozenBalance())
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if perr != nil {
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_ = tx.Rollback()
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return nil, errors.New("invalid frozenBalance")
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}
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updater = updater.SetFrozenBalance(parsedFrozenBalance)
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}
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if in.UpdatedAt != nil && in.GetUpdatedAt() > 0 {
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updater = updater.SetUpdatedAt(time.Unix(in.GetUpdatedAt(), 0))
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} else {
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updater = updater.SetUpdatedAt(time.Now())
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}
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affected, err := updater.Save(l.ctx)
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if err != nil {
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_ = tx.Rollback()
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return nil, err
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}
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if affected == 0 {
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exist, qerr := tx.Wallet.Query().Where(wallet.IDEQ(in.UserId)).Exist(l.ctx)
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_ = tx.Rollback()
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if qerr != nil {
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return nil, qerr
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}
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if !exist {
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return nil, errors.New("wallet not found")
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}
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return nil, errors.New("wallet update conflict")
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}
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if err = tx.Commit(); err != nil {
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return nil, err
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}
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return &pb.UpdateWalletsResp{}, nil
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}
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