Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 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 | 1x 1x 1x 1x 1x 1x 1x 10x 10x 10x 10x 10x 1x 9x 8x 1x 7x 7x 1x 6x 1x 5x 5x 1x 4x 4x 4x 4x 4x 1x 1x 1x | const { DynamoDBClient } = require('@aws-sdk/client-dynamodb')
const { DynamoDBDocumentClient, GetCommand, PutCommand } = require('@aws-sdk/lib-dynamodb')
const { requirePermission } = require('../utils/requirePermission')
const client = new DynamoDBClient({})
const docClient = DynamoDBDocumentClient.from(client)
const CORS_HEADERS = {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
}
const linkEntityHandler = async (event) => {
try {
const entityId = event.pathParameters?.entityId
const flowId = event.requestContext?.authorizer?.claims?.['custom:flowId']
const userId = event.requestContext?.authorizer?.claims?.sub
if (!entityId) {
return {
statusCode: 400,
headers: CORS_HEADERS,
body: JSON.stringify({ error: 'Missing entity id' })
}
}
// Fetch source entity
const entityResult = await docClient.send(
new GetCommand({
TableName: process.env.ENTITIES_TABLE_NAME,
Key: { id: entityId }
})
)
if (!entityResult.Item) {
return {
statusCode: 404,
headers: CORS_HEADERS,
body: JSON.stringify({ error: 'Entity not found' })
}
}
const entity = entityResult.Item
if (entity.visibility !== 'public') {
return {
statusCode: 403,
headers: CORS_HEADERS,
body: JSON.stringify({ error: 'Only public entities can be linked' })
}
}
if (entity.flowId === flowId) {
return {
statusCode: 400,
headers: CORS_HEADERS,
body: JSON.stringify({ error: 'Cannot link your own entity' })
}
}
// Check for duplicate link
const existingLink = await docClient.send(
new GetCommand({
TableName: process.env.ENTITY_LINKS_TABLE_NAME,
Key: { flowId, entityId }
})
)
if (existingLink.Item) {
return {
statusCode: 409,
headers: CORS_HEADERS,
body: JSON.stringify({ error: 'Entity already linked to this flow' })
}
}
const now = new Date().toISOString()
const link = {
flowId,
entityId,
sourceFlowId: entity.flowId,
linkedAt: now,
linkedBy: userId,
archivedAt: entity.status === 'archived' ? entity.archivedAt || now : null
}
await docClient.send(
new PutCommand({
TableName: process.env.ENTITY_LINKS_TABLE_NAME,
Item: link
})
)
console.log('[link] Entity linked:', { flowId, entityId })
return {
statusCode: 201,
headers: CORS_HEADERS,
body: JSON.stringify(link)
}
} catch (error) {
console.error('[link] Exception:', error.message, error.stack)
return {
statusCode: 500,
headers: CORS_HEADERS,
body: JSON.stringify({ error: 'Failed to link entity' })
}
}
}
exports.handler = requirePermission(linkEntityHandler, {
permission: 'entity:create'
})
|