93666a3390
- Backend: room creation for live streams, permissions CanJoin/CanSend/CanRead for stream rooms - LiveViewChat: useLiveStreamChat hook, WebSocket connection, stream_id as room - LiveViewPlayer: real-time viewer count via polling (5s) - Media Session: seekbackward/seekforward handlers (10s step) - GoLiveView.stories.tsx: Default, Loading, Error, StreamKeyVisible - Docs: API_REFERENCE, CHANGELOG, PROJECT_STATE, FEATURE_STATUS, RETROSPECTIVE_V0703 - SCOPE_CONTROL, .cursorrules: update to v0.801 - Archive V0_703_RELEASE_SCOPE.md
92 lines
2.4 KiB
Go
92 lines
2.4 KiB
Go
package chat
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import (
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"context"
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"github.com/google/uuid"
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"go.uber.org/zap"
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"gorm.io/gorm"
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)
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type PermissionService struct {
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db *gorm.DB
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logger *zap.Logger
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}
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func NewPermissionService(db *gorm.DB, logger *zap.Logger) *PermissionService {
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if logger == nil {
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logger = zap.NewNop()
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}
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return &PermissionService{
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db: db,
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logger: logger,
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}
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}
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type roomMemberCheck struct {
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Role string `gorm:"column:role"`
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IsMuted bool `gorm:"column:is_muted"`
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}
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func (p *PermissionService) getMembership(ctx context.Context, userID, roomID uuid.UUID) (*roomMemberCheck, bool) {
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var member roomMemberCheck
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err := p.db.WithContext(ctx).
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Table("room_members").
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Select("role, is_muted").
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Where("user_id = ? AND room_id = ?", userID, roomID).
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First(&member).Error
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if err != nil {
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return nil, false
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}
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return &member, true
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}
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func (p *PermissionService) CanRead(ctx context.Context, userID, roomID uuid.UUID) bool {
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// GL3-01: Live stream chat — allow read when roomID is a live_streams.id (public)
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var count int64
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if err := p.db.WithContext(ctx).
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Table("live_streams").
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Where("id = ?", roomID).
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Count(&count).Error; err == nil && count > 0 {
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return true
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}
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_, isMember := p.getMembership(ctx, userID, roomID)
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return isMember
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}
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func (p *PermissionService) CanSend(ctx context.Context, userID, roomID uuid.UUID) bool {
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// GL3-01: Live stream chat — allow send when roomID is a live_streams.id (public)
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var count int64
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if err := p.db.WithContext(ctx).
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Table("live_streams").
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Where("id = ?", roomID).
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Count(&count).Error; err == nil && count > 0 {
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return true
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}
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member, isMember := p.getMembership(ctx, userID, roomID)
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if !isMember {
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return false
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}
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return !member.IsMuted
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}
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func (p *PermissionService) CanJoin(ctx context.Context, userID, roomID uuid.UUID) bool {
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// GL3-01: Live stream chat — allow join when roomID is a live_streams.id (public)
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var count int64
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if err := p.db.WithContext(ctx).
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Table("live_streams").
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Where("id = ?", roomID).
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Count(&count).Error; err == nil && count > 0 {
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return true
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}
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_, isMember := p.getMembership(ctx, userID, roomID)
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return isMember
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}
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func (p *PermissionService) CanModerate(ctx context.Context, userID, roomID uuid.UUID) bool {
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member, isMember := p.getMembership(ctx, userID, roomID)
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if !isMember {
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return false
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}
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return member.Role == "admin" || member.Role == "moderator" || member.Role == "owner"
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}
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