code.vegaprotocol.io/vega@v0.79.0/datanode/sqlsubscribers/referral_programs.go (about)

     1  // Copyright (C) 2023 Gobalsky Labs Limited
     2  //
     3  // This program is free software: you can redistribute it and/or modify
     4  // it under the terms of the GNU Affero General Public License as
     5  // published by the Free Software Foundation, either version 3 of the
     6  // License, or (at your option) any later version.
     7  //
     8  // This program is distributed in the hope that it will be useful,
     9  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    10  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    11  // GNU Affero General Public License for more details.
    12  //
    13  // You should have received a copy of the GNU Affero General Public License
    14  // along with this program.  If not, see <http://www.gnu.org/licenses/>.
    15  
    16  package sqlsubscribers
    17  
    18  import (
    19  	"context"
    20  	"time"
    21  
    22  	"code.vegaprotocol.io/vega/core/events"
    23  	"code.vegaprotocol.io/vega/datanode/entities"
    24  	eventspb "code.vegaprotocol.io/vega/protos/vega/events/v1"
    25  )
    26  
    27  type (
    28  	ReferralProgramStartedEvent interface {
    29  		events.Event
    30  		GetReferralProgramStarted() *eventspb.ReferralProgramStarted
    31  	}
    32  
    33  	ReferralProgramUpdatedEvent interface {
    34  		events.Event
    35  		GetReferralProgramUpdated() *eventspb.ReferralProgramUpdated
    36  	}
    37  
    38  	ReferralProgramEndedEvent interface {
    39  		events.Event
    40  		GetReferralProgramEnded() *eventspb.ReferralProgramEnded
    41  	}
    42  
    43  	ReferralStore interface {
    44  		AddReferralProgram(ctx context.Context, referral *entities.ReferralProgram) error
    45  		UpdateReferralProgram(ctx context.Context, referral *entities.ReferralProgram) error
    46  		EndReferralProgram(ctx context.Context, version uint64, endedAt time.Time, vegaTime time.Time, seqNum uint64) error
    47  	}
    48  
    49  	ReferralProgram struct {
    50  		subscriber
    51  		store ReferralStore
    52  	}
    53  )
    54  
    55  func NewReferralProgram(store ReferralStore) *ReferralProgram {
    56  	return &ReferralProgram{
    57  		store: store,
    58  	}
    59  }
    60  
    61  func (rp *ReferralProgram) Types() []events.Type {
    62  	return []events.Type{
    63  		events.ReferralProgramStartedEvent,
    64  		events.ReferralProgramUpdatedEvent,
    65  		events.ReferralProgramEndedEvent,
    66  	}
    67  }
    68  
    69  func (rp *ReferralProgram) Push(ctx context.Context, evt events.Event) error {
    70  	switch e := evt.(type) {
    71  	case ReferralProgramStartedEvent:
    72  		return rp.consumeReferralProgramStartedEvent(ctx, e)
    73  	case ReferralProgramUpdatedEvent:
    74  		return rp.consumeReferralProgramUpdatedEvent(ctx, e)
    75  	case ReferralProgramEndedEvent:
    76  		return rp.consumeReferralProgramEndedEvent(ctx, e)
    77  	default:
    78  		return nil
    79  	}
    80  }
    81  
    82  func (rp *ReferralProgram) consumeReferralProgramStartedEvent(ctx context.Context, e ReferralProgramStartedEvent) error {
    83  	program := entities.ReferralProgramFromProto(e.GetReferralProgramStarted().GetProgram(), rp.vegaTime, e.Sequence())
    84  	return rp.store.AddReferralProgram(ctx, program)
    85  }
    86  
    87  func (rp *ReferralProgram) consumeReferralProgramUpdatedEvent(ctx context.Context, e ReferralProgramUpdatedEvent) error {
    88  	program := entities.ReferralProgramFromProto(e.GetReferralProgramUpdated().GetProgram(), rp.vegaTime, e.Sequence())
    89  	return rp.store.UpdateReferralProgram(ctx, program)
    90  }
    91  
    92  func (rp *ReferralProgram) consumeReferralProgramEndedEvent(ctx context.Context, e ReferralProgramEndedEvent) error {
    93  	ev := e.GetReferralProgramEnded()
    94  	return rp.store.EndReferralProgram(ctx, ev.GetVersion(), time.Unix(0, ev.EndedAt), rp.vegaTime, e.Sequence())
    95  }
    96  
    97  func (rp *ReferralProgram) Name() string {
    98  	return "ReferralProgram"
    99  }