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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 | 2x 2x 2x 2x 2x 8x 8x 6x 6x 2x 1x 2x 11x 11x 11x 1x 10x 1x 9x 9x 1x 8x 8x 110x 8x 8x 1x 7x 1x 6x 1x 5x 5x 4x 4x 1x 3x 3x 3x 1x 2x 1x 3x 3x 2x 4x 2x 2x 4x 3x 2x 4x 3x 3x 5x 5x 3x 3x 4x 2x 1x 1x | const { DynamoDBClient } = require('@aws-sdk/client-dynamodb')
const { DynamoDBDocumentClient, BatchGetCommand, GetCommand } = require('@aws-sdk/lib-dynamodb')
const { authenticateRequest, hasPermission, canAccessEntity } = require('../shared/auth-helper')
const client = new DynamoDBClient({})
const docClient = DynamoDBDocumentClient.from(client)
function parseRequestBody(body) {
Iif (!body) return {}
if (typeof body === 'string') {
try {
return JSON.parse(body)
} catch {
throw new Error('Invalid JSON body')
}
}
if (typeof body === 'object') return body
return {}
}
exports.handler = async (event) => {
try {
const auth = await authenticateRequest(event)
if (!auth || auth.error) {
return {
statusCode: 401,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: auth?.error || 'Authentication required' })
}
}
if (!hasPermission(auth, 'items:read')) {
return {
statusCode: 403,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: 'Permission denied: items:read required' })
}
}
const entityId = event.pathParameters?.entityId
if (!entityId) {
return {
statusCode: 400,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: 'Missing entityId' })
}
}
let payload
try {
payload = parseRequestBody(event.body)
} catch (error) {
return {
statusCode: 400,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: error.message })
}
}
const ids = Array.isArray(payload.ids) ? payload.ids.filter((id) => typeof id === 'string') : []
const formId = typeof payload.formId === 'string' ? payload.formId.trim() : ''
if (!ids.length) {
return {
statusCode: 400,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: 'ids array is required' })
}
}
if (!formId) {
return {
statusCode: 400,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: 'formId is required' })
}
}
if (ids.length > 100) {
return {
statusCode: 400,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: 'ids array exceeds max size of 100' })
}
}
const uniqueIds = [...new Set(ids)]
const entityResult = await docClient.send(
new GetCommand({
TableName: process.env.ENTITIES_TABLE_NAME,
Key: { id: entityId }
})
)
Iif (!entityResult.Item) {
return {
statusCode: 404,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: 'Entity not found' })
}
}
if (!canAccessEntity(auth, entityResult.Item)) {
return {
statusCode: 403,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: 'Access denied to this entity' })
}
}
const forms = Array.isArray(entityResult.Item.forms) ? entityResult.Item.forms : []
const targetForm = forms.find((form) => form?.id === formId)
if (!targetForm) {
return {
statusCode: 404,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: 'Form not found' })
}
}
const formFieldIds = Array.isArray(targetForm.fields)
? [...targetForm.fields]
.sort((a, b) => (a?.order ?? 0) - (b?.order ?? 0))
.map((placement) => placement?.fieldId)
.filter((fieldId) => typeof fieldId === 'string' && fieldId)
: []
const flowId =
entityResult.Item.visibility === 'public'
? entityResult.Item.flowId
: auth.type === 'apikey' && (auth.allowedEntityIds || []).includes('*')
? entityResult.Item.flowId
: auth.flowId
const keys = uniqueIds.map((id) => ({ entityId, id }))
const batchResult = await docClient.send(
new BatchGetCommand({
RequestItems: {
[process.env.TABLE_NAME]: {
Keys: keys
}
}
})
)
const rawItems = batchResult.Responses?.[process.env.TABLE_NAME] || []
const visibleItems = rawItems.filter((item) => item.flowId === flowId)
const itemById = new Map(visibleItems.map((item) => [item.id, item]))
const projectedItems = uniqueIds
.map((id) => itemById.get(id))
.filter(Boolean)
.map((item) => {
const values = {}
for (const fieldId of formFieldIds) {
Eif (item[fieldId] !== undefined) {
values[fieldId] = item[fieldId]
}
}
return { id: item.id, values }
})
const projectedItemIds = new Set(projectedItems.map((item) => item.id))
const missingIds = uniqueIds.filter((id) => !projectedItemIds.has(id))
return {
statusCode: 200,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({
items: projectedItems,
missingIds
})
}
} catch (error) {
console.error('Error looking up items by form:', error)
return {
statusCode: 500,
headers: {
'Content-Type': 'application/json',
'Access-Control-Allow-Origin': '*'
},
body: JSON.stringify({ error: 'Failed to lookup items by form' })
}
}
}
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