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| 1 | +/** |
| 2 | + * SPDX-FileCopyrightText: 2026 LibreCode coop and contributors |
| 3 | + * SPDX-License-Identifier: AGPL-3.0-or-later |
| 4 | + */ |
| 5 | + |
| 6 | +import type { |
| 7 | + FileUuidReferenceRecord, |
| 8 | + SignActionResponseRecord, |
| 9 | + SignerDetailRecord, |
| 10 | + SigningJobRecord, |
| 11 | + UserElementRecord, |
| 12 | + VisibleElementRecord, |
| 13 | +} from '../types/index' |
| 14 | + |
| 15 | +export type SignResultData = Omit<Partial<SignActionResponseRecord>, 'file' | 'job'> & { |
| 16 | + file?: Partial<FileUuidReferenceRecord> |
| 17 | + job?: Partial<SigningJobRecord> & { |
| 18 | + file?: Partial<FileUuidReferenceRecord> |
| 19 | + } |
| 20 | +} & Record<string, unknown> |
| 21 | + |
| 22 | +export type SignResult = { |
| 23 | + status: 'signingInProgress' | 'signed' | 'unknown' |
| 24 | + data: SignResultData |
| 25 | +} |
| 26 | + |
| 27 | +export type SubmitSignaturePayload = { |
| 28 | + method?: string |
| 29 | + token?: string |
| 30 | + elements?: Array<{ |
| 31 | + documentElementId: number |
| 32 | + profileNodeId?: number |
| 33 | + }> |
| 34 | +} |
| 35 | + |
| 36 | +export type SignatureMethodConfig = { |
| 37 | + method?: string |
| 38 | + modalCode?: string |
| 39 | + token?: string |
| 40 | +} |
| 41 | + |
| 42 | +export type VisibleSignatureElement = Partial<Pick<VisibleElementRecord, 'elementId' | 'signRequestId' | 'type'>> |
| 43 | + |
| 44 | +export type SignatureProfileMap = Record<string, { |
| 45 | + file?: Partial<Pick<UserElementRecord['file'], 'nodeId' | 'url'>> |
| 46 | +} | undefined> |
| 47 | + |
| 48 | +export type EnvelopeSigner = Omit<Partial<Pick<SignerDetailRecord, 'me' | 'signRequestId' | 'sign_request_uuid'>>, 'sign_request_uuid'> & { |
| 49 | + sign_request_uuid?: string | null |
| 50 | +} |
| 51 | + |
| 52 | +type EnvelopeOwnSigner = EnvelopeSigner & { |
| 53 | + me: true |
| 54 | + signRequestId: number |
| 55 | + sign_request_uuid: string |
| 56 | + level: 'top' | 'file' |
| 57 | +} |
| 58 | + |
| 59 | +export type EnvelopeFileForSubmission = { |
| 60 | + signers?: EnvelopeSigner[] |
| 61 | +} |
| 62 | + |
| 63 | +export type SignDocumentForSubmission = { |
| 64 | + nodeType?: string |
| 65 | + signers?: EnvelopeSigner[] |
| 66 | + files?: EnvelopeFileForSubmission[] |
| 67 | +} |
| 68 | + |
| 69 | +export type SignSubmissionAttempt = { |
| 70 | + result: SignResult |
| 71 | + signRequestUuid: string |
| 72 | +} |
| 73 | + |
| 74 | +export type SignSubmissionOutcome = |
| 75 | + | { |
| 76 | + type: 'signed' |
| 77 | + payload: Record<string, unknown> & { |
| 78 | + signRequestUuid: string |
| 79 | + } |
| 80 | + } |
| 81 | + | { |
| 82 | + type: 'signing-started' |
| 83 | + payload: { |
| 84 | + signRequestUuid: string |
| 85 | + async: true |
| 86 | + } |
| 87 | + } |
| 88 | + | null |
| 89 | + |
| 90 | +export type EnvelopeSubmitRequest = { |
| 91 | + signRequestUuid: string |
| 92 | + payload: SubmitSignaturePayload |
| 93 | +} |
| 94 | + |
| 95 | +export function createBaseSubmitSignaturePayload(methodConfig: SignatureMethodConfig = {}): SubmitSignaturePayload { |
| 96 | + const payload: SubmitSignaturePayload = { |
| 97 | + method: methodConfig.method, |
| 98 | + } |
| 99 | + |
| 100 | + if (methodConfig.token) { |
| 101 | + payload.token = methodConfig.token |
| 102 | + } |
| 103 | + |
| 104 | + return payload |
| 105 | +} |
| 106 | + |
| 107 | +export function buildSubmitSignaturePayload({ |
| 108 | + basePayload, |
| 109 | + elements, |
| 110 | + canCreateSignature, |
| 111 | + signatures, |
| 112 | +}: { |
| 113 | + basePayload: SubmitSignaturePayload |
| 114 | + elements: VisibleSignatureElement[] |
| 115 | + canCreateSignature: boolean |
| 116 | + signatures: SignatureProfileMap |
| 117 | +}): SubmitSignaturePayload { |
| 118 | + const payload: SubmitSignaturePayload = { ...basePayload } |
| 119 | + const mappedElements = mapSubmitSignatureElements(elements, canCreateSignature, signatures) |
| 120 | + |
| 121 | + if (mappedElements.length > 0) { |
| 122 | + payload.elements = mappedElements |
| 123 | + } |
| 124 | + |
| 125 | + return payload |
| 126 | +} |
| 127 | + |
| 128 | +export function getEnvelopeSubmitRequests({ |
| 129 | + document, |
| 130 | + basePayload, |
| 131 | + elements, |
| 132 | + canCreateSignature, |
| 133 | + signatures, |
| 134 | +}: { |
| 135 | + document: SignDocumentForSubmission | null | undefined |
| 136 | + basePayload: SubmitSignaturePayload |
| 137 | + elements: VisibleSignatureElement[] |
| 138 | + canCreateSignature: boolean |
| 139 | + signatures: SignatureProfileMap |
| 140 | +}): EnvelopeSubmitRequest[] { |
| 141 | + if (document?.nodeType !== 'envelope') { |
| 142 | + return [] |
| 143 | + } |
| 144 | + |
| 145 | + const requests: EnvelopeSubmitRequest[] = [] |
| 146 | + |
| 147 | + for (const signer of getEnvelopeOwnSigners(document)) { |
| 148 | + if (!isOwnEnvelopeSigner(signer)) { |
| 149 | + continue |
| 150 | + } |
| 151 | + |
| 152 | + const matchingElements = elements.filter((element) => element.signRequestId === signer.signRequestId) |
| 153 | + const signerElements = signer.level === 'top' && matchingElements.length === 0 |
| 154 | + ? elements |
| 155 | + : matchingElements |
| 156 | + requests.push({ |
| 157 | + signRequestUuid: signer.sign_request_uuid, |
| 158 | + payload: buildSubmitSignaturePayload({ |
| 159 | + basePayload, |
| 160 | + elements: signerElements, |
| 161 | + canCreateSignature, |
| 162 | + signatures, |
| 163 | + }), |
| 164 | + }) |
| 165 | + } |
| 166 | + |
| 167 | + return requests |
| 168 | +} |
| 169 | + |
| 170 | +function getEnvelopeOwnSigners(document: SignDocumentForSubmission): Array<EnvelopeSigner & { |
| 171 | + me: true |
| 172 | + signRequestId: number |
| 173 | + sign_request_uuid: string |
| 174 | + level: 'top' | 'file' |
| 175 | +}> { |
| 176 | + const ownSigners: EnvelopeOwnSigner[] = [] |
| 177 | + const seen = new Set<string>() |
| 178 | + |
| 179 | + const addSigner = (signer: EnvelopeSigner, level: 'top' | 'file') => { |
| 180 | + if (!isOwnEnvelopeSigner(signer)) { |
| 181 | + return |
| 182 | + } |
| 183 | + |
| 184 | + if (seen.has(signer.sign_request_uuid)) { |
| 185 | + return |
| 186 | + } |
| 187 | + |
| 188 | + seen.add(signer.sign_request_uuid) |
| 189 | + ownSigners.push({ |
| 190 | + ...signer, |
| 191 | + level, |
| 192 | + }) |
| 193 | + } |
| 194 | + |
| 195 | + const topOwnSigners: EnvelopeSigner[] = [] |
| 196 | + for (const signer of document.signers ?? []) { |
| 197 | + if (isOwnEnvelopeSigner(signer)) { |
| 198 | + topOwnSigners.push(signer) |
| 199 | + } |
| 200 | + } |
| 201 | + |
| 202 | + if (topOwnSigners.length > 0) { |
| 203 | + for (const signer of topOwnSigners) { |
| 204 | + addSigner(signer, 'top') |
| 205 | + } |
| 206 | + |
| 207 | + return ownSigners |
| 208 | + } |
| 209 | + |
| 210 | + const fileOwnSigners: EnvelopeOwnSigner[] = [] |
| 211 | + for (const file of document.files ?? []) { |
| 212 | + for (const signer of file.signers ?? []) { |
| 213 | + if (isOwnEnvelopeSigner(signer)) { |
| 214 | + fileOwnSigners.push({ |
| 215 | + ...signer, |
| 216 | + level: 'file', |
| 217 | + }) |
| 218 | + } |
| 219 | + } |
| 220 | + } |
| 221 | + |
| 222 | + if (fileOwnSigners.length > 0) { |
| 223 | + for (const signer of fileOwnSigners) { |
| 224 | + addSigner(signer, 'file') |
| 225 | + } |
| 226 | + |
| 227 | + return ownSigners |
| 228 | + } |
| 229 | + |
| 230 | + return ownSigners |
| 231 | +} |
| 232 | + |
| 233 | +export function resolveSignSubmissionOutcome(attempts: SignSubmissionAttempt[]): SignSubmissionOutcome { |
| 234 | + let signedAttempt: SignSubmissionAttempt | null = null |
| 235 | + let signingInProgressAttempt: SignSubmissionAttempt | null = null |
| 236 | + |
| 237 | + for (const attempt of attempts) { |
| 238 | + if (attempt.result.status === 'signed') { |
| 239 | + signedAttempt = attempt |
| 240 | + continue |
| 241 | + } |
| 242 | + |
| 243 | + if (attempt.result.status === 'signingInProgress' && !signingInProgressAttempt) { |
| 244 | + signingInProgressAttempt = attempt |
| 245 | + } |
| 246 | + } |
| 247 | + |
| 248 | + if (signedAttempt) { |
| 249 | + return { |
| 250 | + type: 'signed', |
| 251 | + payload: { |
| 252 | + ...signedAttempt.result.data, |
| 253 | + signRequestUuid: resolveNavigationUuid(signedAttempt.result.data, signedAttempt.signRequestUuid), |
| 254 | + }, |
| 255 | + } |
| 256 | + } |
| 257 | + |
| 258 | + if (signingInProgressAttempt) { |
| 259 | + return { |
| 260 | + type: 'signing-started', |
| 261 | + payload: { |
| 262 | + signRequestUuid: resolveNavigationUuid( |
| 263 | + signingInProgressAttempt.result.data, |
| 264 | + signingInProgressAttempt.signRequestUuid, |
| 265 | + ), |
| 266 | + async: true, |
| 267 | + }, |
| 268 | + } |
| 269 | + } |
| 270 | + |
| 271 | + return null |
| 272 | +} |
| 273 | + |
| 274 | +export function resolveNavigationUuid( |
| 275 | + data: SignResultData | null | undefined, |
| 276 | + fallbackUuid: string, |
| 277 | +): string { |
| 278 | + if (typeof data?.file?.uuid === 'string' && data.file.uuid.length > 0) { |
| 279 | + return data.file.uuid |
| 280 | + } |
| 281 | + |
| 282 | + if (typeof data?.job?.file?.uuid === 'string' && data.job.file.uuid.length > 0) { |
| 283 | + return data.job.file.uuid |
| 284 | + } |
| 285 | + |
| 286 | + return fallbackUuid |
| 287 | +} |
| 288 | + |
| 289 | +function mapSubmitSignatureElements( |
| 290 | + elements: VisibleSignatureElement[], |
| 291 | + canCreateSignature: boolean, |
| 292 | + signatures: SignatureProfileMap, |
| 293 | +): NonNullable<SubmitSignaturePayload['elements']> { |
| 294 | + const payloadElements: NonNullable<SubmitSignaturePayload['elements']> = [] |
| 295 | + |
| 296 | + for (const element of elements) { |
| 297 | + if (typeof element.elementId !== 'number') { |
| 298 | + continue |
| 299 | + } |
| 300 | + |
| 301 | + const payloadElement: NonNullable<SubmitSignaturePayload['elements']>[number] = { |
| 302 | + documentElementId: element.elementId, |
| 303 | + } |
| 304 | + |
| 305 | + if (canCreateSignature && element.type) { |
| 306 | + const profileNodeId = signatures[element.type]?.file?.nodeId |
| 307 | + if (typeof profileNodeId === 'number') { |
| 308 | + payloadElement.profileNodeId = profileNodeId |
| 309 | + } |
| 310 | + } |
| 311 | + |
| 312 | + payloadElements.push(payloadElement) |
| 313 | + } |
| 314 | + |
| 315 | + return payloadElements |
| 316 | +} |
| 317 | + |
| 318 | +function isOwnEnvelopeSigner(signer: EnvelopeSigner): signer is EnvelopeSigner & { |
| 319 | + me: true |
| 320 | + signRequestId: number |
| 321 | + sign_request_uuid: string |
| 322 | +} { |
| 323 | + if (signer.me !== true) { |
| 324 | + return false |
| 325 | + } |
| 326 | + |
| 327 | + if (typeof signer.signRequestId !== 'number') { |
| 328 | + return false |
| 329 | + } |
| 330 | + |
| 331 | + return typeof signer.sign_request_uuid === 'string' && signer.sign_request_uuid.length > 0 |
| 332 | +} |
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