Connection Management

async function checkConnectionHealth(connectionId: string): Promise<boolean> {
  const { data: connection, error } = await sdk.link.connections.getById(
    connectionId
  )
  
  if (error) {
    console.error("Failed to check connection:", error.message)
    return false
  }
  
  switch (connection.status) {
    case "active":
      // Additional verification with a simple API call
      const { error: apiError } = await sdk.self.getMe({
        authentication: { connectionId }
      })
      
      if (apiError && apiError.type === "unauthorized") {
        console.log("Connection appears active but API calls fail")
        return false
      }
      
      return true
      
    case "expired":
      console.log("Connection expired")
      return false
      
    case "error":
      console.log("Connection in error state")
      return false
      
    default:
      console.log("Unknown connection status:", connection.status)
      return false
  }
}

// Usage
const isHealthy = await checkConnectionHealth("conn_123456789")
if (!isHealthy) {
  // Handle unhealthy connection
  await handleConnectionIssue("conn_123456789")
}

async function getActiveConnectionsForUsers(
  userIds: number[]
): Promise<Map<number, string>> {
  const activeConnections = new Map<number, string>()
  
  // Get all active connections
  const { data: connections, error } = await sdk.link.connections.getAll({
    status: "active",
    limit: 100
  })
  
  if (error) {
    console.error("Failed to get connections:", error.message)
    return activeConnections
  }
  
  // Map user IDs to connection IDs
  connections.list.forEach(connection => {
    const userId = parseInt(connection.platformUserId)
    if (userIds.includes(userId)) {
      activeConnections.set(userId, connection.id)
    }
  })
  
  return activeConnections
}

// Usage
const userIds = [123456, 789012, 345678]
const connectionMap = await getActiveConnectionsForUsers(userIds)

console.log(`Found connections for ${connectionMap.size} users`)
connectionMap.forEach((connectionId, userId) => {
  console.log(`User ${userId}: ${connectionId}`)
})

async function cleanupExpiredConnections(): Promise<number> {
  let deletedCount = 0
  let offset = 0
  const limit = 50
  
  while (true) {
    const { data: connections, error } = await sdk.link.connections.getAll({
      status: "expired",
      limit,
      offset
    })
    
    if (error) {
      console.error("Failed to get expired connections:", error.message)
      break
    }
    
    if (connections.list.length === 0) {
      break // No more expired connections
    }
    
    // Delete expired connections
    const deletePromises = connections.list.map(async connection => {
      const { error: deleteError } = await sdk.link.connections.delete(
        connection.id
      )
      
      if (!deleteError) {
        deletedCount++
        console.log(`Deleted expired connection: ${connection.id}`)
      } else {
        console.error(`Failed to delete ${connection.id}:`, deleteError.message)
      }
    })
    
    await Promise.all(deletePromises)
    
    if (!connections.hasMore) {
      break
    }
    
    offset += limit
  }
  
  return deletedCount
}

// Run cleanup
const deleted = await cleanupExpiredConnections()
console.log(`Cleaned up ${deleted} expired connections`)

const { data, error } = await sdk.link.connections.getById("conn_invalid")

if (error && error.type === "not_found") {
  console.log("Connection doesn't exist or was already deleted")
  // Remove from local storage if needed
  await removeLocalConnection("conn_invalid")
}

const { data, error } = await sdk.link.connections.delete("conn_123456789")

if (error && error.type === "forbidden") {
  console.log("You don't have permission to delete this connection")
  // This connection might belong to another application
}

const { data, error } = await sdk.link.connections.getAll({ limit: 100 })

if (error && error.type === "too_many_requests") {
  console.log("Rate limited, waiting before retry...")
  await new Promise(resolve => setTimeout(resolve, 5000))
  // Retry the request
}

class UserConnectionManager {
  private connectionCache = new Map<string, any>()
  
  async getUserConnection(userId: string): Promise<string | null> {
    // Check cache first
    if (this.connectionCache.has(userId)) {
      const cached = this.connectionCache.get(userId)
      if (Date.now() - cached.timestamp < 300000) { // 5 min cache
        return cached.connectionId
      }
    }
    
    // Find active connection for user
    const { data: connections, error } = await sdk.link.connections.getAll({
      platformUserId: parseInt(userId),
      status: "active",
      limit: 1
    })
    
    if (error || connections.list.length === 0) {
      return null
    }
    
    const connectionId = connections.list[0].id
    
    // Cache the result
    this.connectionCache.set(userId, {
      connectionId,
      timestamp: Date.now()
    })
    
    return connectionId
  }
  
  async clearUserCache(userId: string): void {
    this.connectionCache.delete(userId)
  }
}

// Usage
const connectionManager = new UserConnectionManager()

const connectionId = await connectionManager.getUserConnection("123456")
if (connectionId) {
  const { data: profile } = await sdk.self.getMe({
    authentication: { connectionId }
  })
  console.log("User profile:", profile)
} else {
  console.log("No active connection for user")
}