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* Room membership manager
* Handles database operations for room members
*/
import { and, eq } from 'drizzle-orm'
import { db, schema } from '@/db'
import { recordRoomMemberHistory } from './room-member-history'
export interface AddMemberOptions {
roomId: string
userId: string // User/guest ID
displayName: string
isCreator?: boolean
}
export interface AutoLeaveResult {
leftRooms: string[] // Room IDs user was removed from
previousRoomMembers: Array<{ roomId: string; member: schema.RoomMember }>
}
/**
* Add a member to a room
* Automatically removes user from any other rooms they're in (modal room enforcement)
* Returns the new membership and info about rooms that were auto-left
*/
export async function addRoomMember(
options: AddMemberOptions
): Promise<{ member: schema.RoomMember; autoLeaveResult?: AutoLeaveResult }> {
const now = new Date()
// Check if member already exists in THIS room
const existing = await getRoomMember(options.roomId, options.userId)
if (existing) {
// Already in this room - just update status (no auto-leave needed)
const [updated] = await db
.update(schema.roomMembers)
.set({
isOnline: true,
lastSeen: now,
})
.where(eq(schema.roomMembers.id, existing.id))
.returning()
return { member: updated }
}
// AUTO-LEAVE LOGIC: Remove from all other rooms before joining this one
const currentRooms = await getUserRooms(options.userId)
const autoLeaveResult: AutoLeaveResult = {
leftRooms: [],
previousRoomMembers: [],
}
for (const roomId of currentRooms) {
if (roomId !== options.roomId) {
// Get member info before removing (for socket events)
const memberToRemove = await getRoomMember(roomId, options.userId)
if (memberToRemove) {
autoLeaveResult.previousRoomMembers.push({
roomId,
member: memberToRemove,
})
}
// Remove from room
await removeMember(roomId, options.userId)
autoLeaveResult.leftRooms.push(roomId)
console.log(`[Room Membership] Auto-left room ${roomId} for user ${options.userId}`)
}
}
// Now add to new room
const newMember: schema.NewRoomMember = {
roomId: options.roomId,
userId: options.userId,
displayName: options.displayName,
isCreator: options.isCreator || false,
joinedAt: now,
lastSeen: now,
isOnline: true,
}
try {
const [member] = await db.insert(schema.roomMembers).values(newMember).returning()
console.log('[Room Membership] Added member:', member.userId, 'to room:', member.roomId)
// Record in history
await recordRoomMemberHistory({
roomId: options.roomId,
userId: options.userId,
displayName: options.displayName,
action: 'active',
})
return {
member,
autoLeaveResult: autoLeaveResult.leftRooms.length > 0 ? autoLeaveResult : undefined,
}
} catch (error: any) {
// Handle unique constraint violation
// This should rarely happen due to auto-leave logic above, but catch it for safety
if (
error.code === 'SQLITE_CONSTRAINT' ||
error.message?.includes('UNIQUE') ||
error.message?.includes('unique')
) {
console.error('[Room Membership] Unique constraint violation:', error.message)
throw new Error(
'ROOM_MEMBERSHIP_CONFLICT: User is already in another room. This should have been handled by auto-leave logic.'
)
}
throw error
}
}
/**
* Get a specific room member
*/
export async function getRoomMember(
roomId: string,
userId: string
): Promise<schema.RoomMember | undefined> {
return await db.query.roomMembers.findFirst({
where: and(eq(schema.roomMembers.roomId, roomId), eq(schema.roomMembers.userId, userId)),
})
}
/**
* Get all members in a room
*/
export async function getRoomMembers(roomId: string): Promise<schema.RoomMember[]> {
return await db.query.roomMembers.findMany({
where: eq(schema.roomMembers.roomId, roomId),
orderBy: schema.roomMembers.joinedAt,
})
}
/**
* Get online members in a room
*/
export async function getOnlineRoomMembers(roomId: string): Promise<schema.RoomMember[]> {
return await db.query.roomMembers.findMany({
where: and(eq(schema.roomMembers.roomId, roomId), eq(schema.roomMembers.isOnline, true)),
orderBy: schema.roomMembers.joinedAt,
})
}
/**
* Update member's online status
*/
export async function setMemberOnline(
roomId: string,
userId: string,
isOnline: boolean
): Promise<void> {
await db
.update(schema.roomMembers)
.set({
isOnline,
lastSeen: new Date(),
})
.where(and(eq(schema.roomMembers.roomId, roomId), eq(schema.roomMembers.userId, userId)))
}
/**
* Update member's last seen timestamp
*/
export async function touchMember(roomId: string, userId: string): Promise<void> {
await db
.update(schema.roomMembers)
.set({ lastSeen: new Date() })
.where(and(eq(schema.roomMembers.roomId, roomId), eq(schema.roomMembers.userId, userId)))
}
/**
* Remove a member from a room
* Note: This only removes from active members. History is preserved.
* Use updateRoomMemberAction from room-member-history to set the reason (left/kicked/banned)
*/
export async function removeMember(roomId: string, userId: string): Promise<void> {
// Get member info before deleting
const member = await getRoomMember(roomId, userId)
await db
.delete(schema.roomMembers)
.where(and(eq(schema.roomMembers.roomId, roomId), eq(schema.roomMembers.userId, userId)))
console.log('[Room Membership] Removed member:', userId, 'from room:', roomId)
// Update history to show they left (default action)
// This can be overridden by kick/ban functions
if (member) {
await recordRoomMemberHistory({
roomId,
userId,
displayName: member.displayName,
action: 'left',
})
}
}
/**
* Remove all members from a room
*/
export async function removeAllMembers(roomId: string): Promise<void> {
await db.delete(schema.roomMembers).where(eq(schema.roomMembers.roomId, roomId))
console.log('[Room Membership] Removed all members from room:', roomId)
}
/**
* Get count of online members in a room
*/
export async function getOnlineMemberCount(roomId: string): Promise<number> {
const members = await getOnlineRoomMembers(roomId)
return members.length
}
/**
* Check if a user is a member of a room
*/
export async function isMember(roomId: string, userId: string): Promise<boolean> {
const member = await getRoomMember(roomId, userId)
return !!member
}
/**
* Get all rooms a user is a member of
*/
export async function getUserRooms(userId: string): Promise<string[]> {
const memberships = await db.query.roomMembers.findMany({
where: eq(schema.roomMembers.userId, userId),
columns: { roomId: true },
})
return memberships.map((m) => m.roomId)
}
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