89 lines
2.8 KiB
Go
89 lines
2.8 KiB
Go
package logic
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import (
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"context"
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"time"
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conventity "spark-server/internal/module/conversation/entity"
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deliverentity "spark-server/internal/module/deliver/entity"
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"spark-server/internal/module/message/entity"
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)
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const (
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defaultHistoryLimit = 200
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recallWindow = 2 * time.Minute
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msgIDSkew = 5 * time.Minute
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)
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type Repository interface {
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Create(ctx context.Context, message *entity.Message) error
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CreateAndBump(ctx context.Context, message *entity.Message) error
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GetByID(ctx context.Context, id int64) (*entity.Message, error)
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GetByClientMsgID(ctx context.Context, senderID, conversationID int64, clientMsgID string) (*entity.Message, error)
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ListByConversation(ctx context.Context, conversationID, viewerID, lastMsgID int64, limit int) ([]*entity.Message, error)
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Recall(ctx context.Context, id int64) error
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HideForUser(ctx context.Context, userID int64, msg *entity.Message) error
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PurgeUser(ctx context.Context, userID int64) error
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}
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type Conversations interface {
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Get(ctx context.Context, id int64) (*conventity.Conversation, error)
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GetMember(ctx context.Context, conversationID, userID int64) (*conventity.Member, error)
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ListMemberIDs(ctx context.Context, conversationID int64) ([]int64, error)
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}
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type P2POpener interface {
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EnsureP2P(ctx context.Context, userA, userB int64) (int64, error)
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}
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type FriendGate interface {
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CanSend(ctx context.Context, fromUserID, toUserID int64) error
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}
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type GroupGate interface {
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CanSend(ctx context.Context, userID, conversationID int64) error
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MemberIDs(ctx context.Context, conversationID int64) ([]int64, error)
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CheckMentions(ctx context.Context, userID, conversationID int64, atAll bool, uids []int64) error
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IDByConversation(ctx context.Context, conversationID int64) (int64, error)
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}
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type IDGen interface {
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NextID() (int64, error)
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}
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type DeliverQueue interface {
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Push(ctx context.Context, job *deliverentity.Job) error
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}
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// Service is send / recall / delete / history. HTTP and TCP share it.
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type Service struct {
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repo Repository
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chats Conversations
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p2p P2POpener
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friends FriendGate
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groups GroupGate
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ids IDGen
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queue DeliverQueue
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account AccountGate
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filter TextFilter
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penalty Penalty
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}
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func NewService(repo Repository, chats Conversations, p2p P2POpener, friends FriendGate, groups GroupGate, ids IDGen, queue DeliverQueue) *Service {
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return &Service{repo: repo, chats: chats, p2p: p2p, friends: friends, groups: groups, ids: ids, queue: queue}
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}
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// BindModeration wires account gate and text filter (optional; nil skips).
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func (s *Service) BindModeration(account AccountGate, filter TextFilter, penalty Penalty) {
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if s == nil {
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return
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}
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s.account = account
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s.filter = filter
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s.penalty = penalty
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}
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func (s *Service) ready() bool {
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return s != nil && s.repo != nil && s.chats != nil && s.ids != nil
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}
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