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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 | 1x 1x 1x 1x 1x 1x 20x 20x 20x 20x 20x 20x 20x 20x 1x 19x 1x 18x 17x 2x 15x 15x 1x 14x 14x 14x 14x 13x 13x 6x 10x 7x 10x 6x 6x 10x 9x 6x 2x 2x 6x 6x 3x 3x | const { DynamoDBClient } = require('@aws-sdk/client-dynamodb')
const {
DynamoDBDocumentClient,
GetCommand,
QueryCommand,
BatchGetCommand
} = require('@aws-sdk/lib-dynamodb')
const { permissionChecker } = require('../utils/PermissionChecker')
const client = new DynamoDBClient({})
const docClient = DynamoDBDocumentClient.from(client)
exports.handler = async (event) => {
try {
const flowId = event.pathParameters?.flowId
const userId = event.requestContext?.authorizer?.claims?.sub
const searchQueryRaw = event.queryStringParameters?.q
const searchQuery =
typeof searchQueryRaw === 'string' ? searchQueryRaw.trim().toLowerCase() : ''
const limitRaw = Number.parseInt(event.queryStringParameters?.limit ?? '', 10)
const limit = Number.isFinite(limitRaw) && limitRaw > 0 ? limitRaw : undefined
if (!userId) {
return {
statusCode: 401,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: 'Not authenticated' })
}
}
if (!flowId) {
return {
statusCode: 400,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: 'Missing flowId' })
}
}
// Verify user is member of this flow
const membership = await docClient.send(
new GetCommand({
TableName: process.env.FLOW_MEMBERSHIPS_TABLE_NAME,
Key: { userId, flowId }
})
)
if (!membership.Item || membership.Item.status !== 'active') {
return {
statusCode: 403,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: 'Access denied - not a member of this flow' })
}
}
// Check if user has permission to list members
const permissionCheck = await permissionChecker.hasPermission(userId, flowId, 'members:list')
if (!permissionCheck.hasPermission) {
return {
statusCode: 403,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: 'Forbidden - Insufficient permissions' })
}
}
// Get flow info to know the owner
const flowResult = await docClient.send(
new GetCommand({
TableName: process.env.FLOWS_TABLE_NAME,
Key: { id: flowId }
})
)
const flow = flowResult.Item
Iif (!flow) {
return {
statusCode: 404,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: 'Flow not found' })
}
}
// Query all memberships for this flow
const membershipsResult = await docClient.send(
new QueryCommand({
TableName: process.env.FLOW_MEMBERSHIPS_TABLE_NAME,
IndexName: 'flowIndex',
KeyConditionExpression: 'flowId = :flowId',
ExpressionAttributeValues: {
':flowId': flowId
}
})
)
const memberships = membershipsResult.Items || []
if (memberships.length === 0) {
return {
statusCode: 200,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify([])
}
}
// Batch get user details
const userIds = memberships.map((m) => m.userId)
const usersResult = await docClient.send(
new BatchGetCommand({
RequestItems: {
[process.env.USERS_TABLE_NAME]: {
Keys: userIds.map((id) => ({ id }))
}
}
})
)
const users = usersResult.Responses?.[process.env.USERS_TABLE_NAME] || []
// Merge user info with membership info
const result = memberships.map((membership) => {
const user = users.find((u) => u.id === membership.userId)
return {
userId: membership.userId,
email: user?.email || 'Unknown',
name: user?.name,
roleIds: membership.roleIds,
status: membership.status,
invitedBy: membership.invitedBy,
joinedAt: membership.joinedAt,
isOwner: membership.userId === flow.ownerId
}
})
const filteredResult = searchQuery
? result.filter((member) => {
const haystack =
`${member.userId || ''} ${member.name || ''} ${member.email || ''}`.toLowerCase()
return haystack.includes(searchQuery)
})
: result
const limitedResult = limit ? filteredResult.slice(0, limit) : filteredResult
return {
statusCode: 200,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify(limitedResult)
}
} catch (error) {
console.error('Error:', error)
return {
statusCode: 500,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: 'Failed to fetch members' })
}
}
}
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