我目前正在尝试自动化向Facebook发送广播消息的过程，以便可以从API调用中触发它。
已收到并处理了对我的API的Http请求，但是当进程开始将消息发送到 message_creatives 端点时，它将返回以下错误：
{ Error: Request failed with status code 400
2018-08-10T00:12:25.705782+00:00 app[web.1]: at createError (/app/node_modules/axios/lib/core/createError.js:16:15)
2018-08-10T00:12:25.705784+00:00 app[web.1]: at settle (/app/node_modules/axios/lib/core/settle.js:18:12)
2018-08-10T00:12:25.705787+00:00 app[web.1]: at IncomingMessage.handleStreamEnd (/app/node_modules/axios/lib/adapters/http.js:191:11)
2018-08-10T00:12:25.705789+00:00 app[web.1]: at IncomingMessage.emit (events.js:164:20)
2018-08-10T00:12:25.705792+00:00 app[web.1]: at endReadableNT (_stream_readable.js:1062:12)
2018-08-10T00:12:25.705794+00:00 app[web.1]: at process._tickCallback (internal/process/next_tick.js:152:19)
2018-08-10T00:12:25.705796+00:00 app[web.1]: config:
2018-08-10T00:12:25.705798+00:00 app[web.1]: { adapter: [Function: httpAdapter],
2018-08-10T00:12:25.705800+00:00 app[web.1]: transformRequest: { '0': [Function: transformRequest] },
2018-08-10T00:12:25.705801+00:00 app[web.1]: transformResponse: { '0': [Function: transformResponse] },
2018-08-10T00:12:25.705804+00:00 app[web.1]: timeout: 0,
2018-08-10T00:12:25.705806+00:00 app[web.1]: xsrfCookieName: 'XSRF-TOKEN',
2018-08-10T00:12:25.705807+00:00 app[web.1]: xsrfHeaderName: 'X-XSRF-TOKEN',
2018-08-10T00:12:25.705809+00:00 app[web.1]: maxContentLength: -1,
2018-08-10T00:12:25.705810+00:00 app[web.1]: validateStatus: [Function: validateStatus],
2018-08-10T00:12:25.705812+00:00 app[web.1]: headers:
2018-08-10T00:12:25.705814+00:00 app[web.1]: { Accept: 'application/json, text/plain, */*',
2018-08-10T00:12:25.705815+00:00 app[web.1]: 'Content-Type': 'application/json',
2018-08-10T00:12:25.705817+00:00 app[web.1]: 'User-Agent': 'axios/0.16.2',
2018-08-10T00:12:25.705819+00:00 app[web.1]: 'Content-Length': 54 },
2018-08-10T00:12:25.705820+00:00 app[web.1]: method: 'post',
2018-08-10T00:12:25.705829+00:00 app[web.1]: url: 'https://graph.facebook.com/v2.11/me/message_creatives?access_token=<ACCESS_TOKEN>',
2018-08-10T00:12:25.705831+00:00 app[web.1]: data: '{"message":[{"text":"Today\'s information is HERE!"}]}' },
2018-08-10T00:12:25.705832+00:00 app[web.1]: request:
2018-08-10T00:12:25.705834+00:00 app[web.1]: ClientRequest {
2018-08-10T00:12:25.705835+00:00 app[web.1]: domain: null,
2018-08-10T00:12:25.705837+00:00 app[web.1]: _events:
2018-08-10T00:12:25.705839+00:00 app[web.1]: { socket: [Function],
2018-08-10T00:12:25.705840+00:00 app[web.1]: abort: [Function],
2018-08-10T00:12:25.705842+00:00 app[web.1]: aborted: [Function],
2018-08-10T00:12:25.705844+00:00 app[web.1]: error: [Function],
2018-08-10T00:12:25.705845+00:00 app[web.1]: timeout: [Function],
2018-08-10T00:12:25.705847+00:00 app[web.1]: prefinish: [Function: requestOnPrefinish] },
2018-08-10T00:12:25.705848+00:00 app[web.1]: _eventsCount: 6,
2018-08-10T00:12:25.705850+00:00 app[web.1]: _maxListeners: undefined,
2018-08-10T00:12:25.705852+00:00 app[web.1]: output: [],
2018-08-10T00:12:25.705853+00:00 app[web.1]: outputEncodings: [],
2018-08-10T00:12:25.705855+00:00 app[web.1]: outputCallbacks: [],
2018-08-10T00:12:25.705856+00:00 app[web.1]: outputSize: 0,
2018-08-10T00:12:25.705858+00:00 app[web.1]: writable: true,
2018-08-10T00:12:25.705860+00:00 app[web.1]: _last: true,
2018-08-10T00:12:25.705861+00:00 app[web.1]: upgrading: false,
2018-08-10T00:12:25.705863+00:00 app[web.1]: chunkedEncoding: false,
2018-08-10T00:12:25.705865+00:00 app[web.1]: shouldKeepAlive: false,
2018-08-10T00:12:25.705867+00:00 app[web.1]: useChunkedEncodingByDefault: true,
2018-08-10T00:12:25.705868+00:00 app[web.1]: sendDate: false,
2018-08-10T00:12:25.705870+00:00 app[web.1]: _removedConnection: false,
2018-08-10T00:12:25.705871+00:00 app[web.1]: _removedContLen: false,
2018-08-10T00:12:25.705873+00:00 app[web.1]: _removedTE: false,
2018-08-10T00:12:25.705875+00:00 app[web.1]: _contentLength: null,
2018-08-10T00:12:25.705876+00:00 app[web.1]: _hasBody: true,
2018-08-10T00:12:25.705878+00:00 app[web.1]: _trailer: '',
2018-08-10T00:12:25.705880+00:00 app[web.1]: finished: true,
2018-08-10T00:12:25.705881+00:00 app[web.1]: _headerSent: true,
2018-08-10T00:12:25.705883+00:00 app[web.1]: socket:
2018-08-10T00:12:25.705885+00:00 app[web.1]: TLSSocket {
2018-08-10T00:12:25.705887+00:00 app[web.1]: _tlsOptions: [Object],
2018-08-10T00:12:25.705889+00:00 app[web.1]: _secureEstablished: true,
2018-08-10T00:12:25.705890+00:00 app[web.1]: _securePending: false,
2018-08-10T00:12:25.705892+00:00 app[web.1]: _newSessionPending: false,
2018-08-10T00:12:25.705894+00:00 app[web.1]: _controlReleased: true,
2018-08-10T00:12:25.705895+00:00 app[web.1]: _SNICallback: null,
2018-08-10T00:12:25.705897+00:00 app[web.1]: servername: null,
2018-08-10T00:12:25.705899+00:00 app[web.1]: npnProtocol: undefined,
2018-08-10T00:12:25.705900+00:00 app[web.1]: alpnProtocol: false,
2018-08-10T00:12:25.705902+00:00 app[web.1]: authorized: true,
2018-08-10T00:12:25.705904+00:00 app[web.1]: authorizationError: null,
2018-08-10T00:12:25.705906+00:00 app[web.1]: encrypted: true,
2018-08-10T00:12:25.705907+00:00 app[web.1]: _events: [Object],
2018-08-10T00:12:25.705908+00:00 app[web.1]: _eventsCount: 9,
2018-08-10T00:12:25.705910+00:00 app[web.1]: connecting: false,
2018-08-10T00:12:25.705911+00:00 app[web.1]: _hadError: false,
2018-08-10T00:12:25.705913+00:00 app[web.1]: _handle: null,
2018-08-10T00:12:25.705914+00:00 app[web.1]: _parent: null,
2018-08-10T00:12:25.705916+00:00 app[web.1]: _host: 'graph.facebook.com',
2018-08-10T00:12:25.705917+00:00 app[web.1]: _readableState: [ReadableState],
2018-08-10T00:12:25.705919+00:00 app[web.1]: readable: false,
2018-08-10T00:12:25.705921+00:00 app[web.1]: domain: null,
2018-08-10T00:12:25.705922+00:00 app[web.1]: _maxListeners: undefined,
2018-08-10T00:12:25.705924+00:00 app[web.1]: _writableState: [WritableState],
2018-08-10T00:12:25.705926+00:00 app[web.1]: writable: false,
2018-08-10T00:12:25.705927+00:00 app[web.1]: allowHalfOpen: false,
2018-08-10T00:12:25.705929+00:00 app[web.1]: _bytesDispatched: 456,
2018-08-10T00:12:25.705931+00:00 app[web.1]: _sockname: null,
2018-08-10T00:12:25.705932+00:00 app[web.1]: _pendingData: null,
2018-08-10T00:12:25.705934+00:00 app[web.1]: _pendingEncoding: '',
2018-08-10T00:12:25.705936+00:00 app[web.1]: server: undefined,
2018-08-10T00:12:25.705937+00:00 app[web.1]: _server: null,
2018-08-10T00:12:25.705939+00:00 app[web.1]: ssl: null,
2018-08-10T00:12:25.705940+00:00 app[web.1]: _requestCert: true,
2018-08-10T00:12:25.705942+00:00 app[web.1]: _rejectUnauthorized: true,
2018-08-10T00:12:25.705944+00:00 app[web.1]: parser: null,
2018-08-10T00:12:25.705946+00:00 app[web.1]: _httpMessage: [Circular],
2018-08-10T00:12:25.705947+00:00 app[web.1]: read: [Function],
2018-08-10T00:12:25.705949+00:00 app[web.1]: _consuming: true,
2018-08-10T00:12:25.705950+00:00 app[web.1]: _idleNext: null,
2018-08-10T00:12:25.705952+00:00 app[web.1]: _idlePrev: null,
2018-08-10T00:12:25.705953+00:00 app[web.1]: _idleTimeout: -1,
2018-08-10T00:12:25.705955+00:00 app[web.1]: [Symbol(res)]: [TLSWrap],
2018-08-10T00:12:25.705957+00:00 app[web.1]: [Symbol(asyncId)]: 11622,
2018-08-10T00:12:25.705958+00:00 app[web.1]: [Symbol(bytesRead)]: 842,
2018-08-10T00:12:25.705960+00:00 app[web.1]: [Symbol(connect-options)]: [Object] },
2018-08-10T00:12:25.705961+00:00 app[web.1]: connection:
2018-08-10T00:12:25.705963+00:00 app[web.1]: TLSSocket {
2018-08-10T00:12:25.705964+00:00 app[web.1]: _tlsOptions: [Object],
2018-08-10T00:12:25.705966+00:00 app[web.1]: _secureEstablished: true,
2018-08-10T00:12:25.705968+00:00 app[web.1]: _securePending: false,
2018-08-10T00:12:25.705970+00:00 app[web.1]: _newSessionPending: false,
2018-08-10T00:12:25.705971+00:00 app[web.1]: _controlReleased: true,
2018-08-10T00:12:25.705973+00:00 app[web.1]: _SNICallback: null,
2018-08-10T00:12:25.705974+00:00 app[web.1]: servername: null,
2018-08-10T00:12:25.705976+00:00 app[web.1]: npnProtocol: undefined,
2018-08-10T00:12:25.705977+00:00 app[web.1]: alpnProtocol: false,
2018-08-10T00:12:25.705979+00:00 app[web.1]: authorized: true,
2018-08-10T00:12:25.705982+00:00 app[web.1]: authorizationError: null,
2018-08-10T00:12:25.705984+00:00 app[web.1]: encrypted: true,
2018-08-10T00:12:25.705985+00:00 app[web.1]: _events: [Object],
2018-08-10T00:12:25.705987+00:00 app[web.1]: _eventsCount: 9,
2018-08-10T00:12:25.705988+00:00 app[web.1]: connecting: false,
2018-08-10T00:12:25.705990+00:00 app[web.1]: _hadError: false,
2018-08-10T00:12:25.705992+00:00 app[web.1]: _handle: null,
2018-08-10T00:12:25.705993+00:00 app[web.1]: _parent: null,
2018-08-10T00:12:25.705995+00:00 app[web.1]: _host: 'graph.facebook.com',
2018-08-10T00:12:25.706004+00:00 app[web.1]: _readableState: [ReadableState],
2018-08-10T00:12:25.706006+00:00 app[web.1]: readable: false,
2018-08-10T00:12:25.706007+00:00 app[web.1]: domain: null,
2018-08-10T00:12:25.706009+00:00 app[web.1]: _maxListeners: undefined,
2018-08-10T00:12:25.706010+00:00 app[web.1]: _writableState: [WritableState],
2018-08-10T00:12:25.706012+00:00 app[web.1]: writable: false,
2018-08-10T00:12:25.706013+00:00 app[web.1]: allowHalfOpen: false,
2018-08-10T00:12:25.706015+00:00 app[web.1]: _bytesDispatched: 456,
2018-08-10T00:12:25.706017+00:00 app[web.1]: _sockname: null,
2018-08-10T00:12:25.706019+00:00 app[web.1]: _pendingData: null,
2018-08-10T00:12:25.706020+00:00 app[web.1]: _pendingEncoding: '',
2018-08-10T00:12:25.706022+00:00 app[web.1]: server: undefined,
2018-08-10T00:12:25.706023+00:00 app[web.1]: _server: null,
2018-08-10T00:12:25.706025+00:00 app[web.1]: ssl: null,
2018-08-10T00:12:25.706027+00:00 app[web.1]: _requestCert: true,
2018-08-10T00:12:25.706028+00:00 app[web.1]: _rejectUnauthorized: true,
2018-08-10T00:12:25.706030+00:00 app[web.1]: parser: null,
2018-08-10T00:12:25.706032+00:00 app[web.1]: _httpMessage: [Circular],
2018-08-10T00:12:25.706033+00:00 app[web.1]: read: [Function],
2018-08-10T00:12:25.706035+00:00 app[web.1]: _consuming: true,
2018-08-10T00:12:25.706036+00:00 app[web.1]: _idleNext: null,
2018-08-10T00:12:25.706038+00:00 app[web.1]: _idlePrev: null,
2018-08-10T00:12:25.706040+00:00 app[web.1]: _idleTimeout: -1,
2018-08-10T00:12:25.706041+00:00 app[web.1]: [Symbol(res)]: [TLSWrap],
2018-08-10T00:12:25.706043+00:00 app[web.1]: [Symbol(asyncId)]: 11622,
2018-08-10T00:12:25.706045+00:00 app[web.1]: [Symbol(bytesRead)]: 842,
2018-08-10T00:12:25.706047+00:00 app[web.1]: [Symbol(connect-options)]: [Object] },
2018-08-10T00:12:25.706050+00:00 app[web.1]: _header: 'POST /v2.11/me/message_creatives?access_token=<ACCESS_TOKEN> HTTP/1.1\r\nAccept: application/json, text/plain, */*\r\nContent-Type: application/json\r\nUser-Agent: axios/0.16.2\r\nContent-Length: 54\r\nHost: graph.facebook.com\r\nConnection: close\r\n\r\n',
2018-08-10T00:12:25.706052+00:00 app[web.1]: _onPendingData: [Function: noopPendingOutput],
2018-08-10T00:12:25.706054+00:00 app[web.1]: agent:
2018-08-10T00:12:25.706056+00:00 app[web.1]: Agent {
2018-08-10T00:12:25.706057+00:00 app[web.1]: domain: null,
2018-08-10T00:12:25.706059+00:00 app[web.1]: _events: [Object],
2018-08-10T00:12:25.706061+00:00 app[web.1]: _eventsCount: 1,
2018-08-10T00:12:25.706062+00:00 app[web.1]: _maxListeners: undefined,
2018-08-10T00:12:25.706064+00:00 app[web.1]: defaultPort: 443,
2018-08-10T00:12:25.706066+00:00 app[web.1]: protocol: 'https:',
2018-08-10T00:12:25.706068+00:00 app[web.1]: options: [Object],
2018-08-10T00:12:25.706069+00:00 app[web.1]: requests: {},
2018-08-10T00:12:25.706071+00:00 app[web.1]: sockets: [Object],
2018-08-10T00:12:25.706072+00:00 app[web.1]: freeSockets: {},
2018-08-10T00:12:25.706074+00:00 app[web.1]: keepAliveMsecs: 1000,
2018-08-10T00:12:25.706076+00:00 app[web.1]: keepAlive: false,
2018-08-10T00:12:25.706077+00:00 app[web.1]: maxSockets: Infinity,
2018-08-10T00:12:25.706079+00:00 app[web.1]: maxFreeSockets: 256,
2018-08-10T00:12:25.706081+00:00 app[web.1]: maxCachedSessions: 100,
2018-08-10T00:12:25.706083+00:00 app[web.1]: _sessionCache: [Object] },
2018-08-10T00:12:25.706085+00:00 app[web.1]: socketPath: undefined,
2018-08-10T00:12:25.706086+00:00 app[web.1]: timeout: undefined,
2018-08-10T00:12:25.706088+00:00 app[web.1]: method: 'POST',
2018-08-10T00:12:25.706093+00:00 app[web.1]: path: '/v2.11/me/message_creatives?access_token=<ACCESS_TOKEN>
注意：出于安全原因，我在发帖之前故意编辑了 ACCESS_TOKEN 的地方。
起作用的我的代码是这样的：
const templates = require('./templates')
const dialogsContent = require('../dialogs-content').dialogsContent
const axios = require('axios')
class broadcastSender {
static formatMessage (message) {
return templates.format(message)
}
static async getCreativeId (message) {
// -- The format of the message from the dialog is in a generic format
// -- We need to format it to the Facebook format
const formattedMessage = this.formatMessage(message)
// -- Execute the first step to send a single Broadcast Message
// -- Get that message's ID from Facebook
await axios.request({
headers: { 'Content-Type': 'application/json' },
url: `${process.env.FB_BASE_URL}/${process.env.FB_VERSION}/me/message_creatives?access_token=${process.env.FB_ACCESS_TOKEN}`,
method: 'post',
data: formattedMessage,
})
.then(data => {
return data.message_creative_id
})
.catch(error => {
console.log(error)
})
}
static async prepareCreativeIdsArray (dialogName) {
// -- The Dialog is an array of messages
// -- We get the Dialog and assign it to a messages array
const messagesArray = dialogsContent.messages[dialogName]
const IdsArray = []
// -- Fill the array with the Ids of the BroadCast Messages
for (const message of messagesArray) {
const messageIdFromFacebook = await this.getCreativeId(message)
if (!isNaN(parseInt(messageIdFromFacebook, 10))) {
IdsArray.push(messageIdFromFacebook)
}
}
return IdsArray
}
static async getCustomLabelId (label) {
const labelsIdsArray = (await axios.get(`${process.env.FB_BASE_URL}/${process.env.FB_VERSION}/me/custom_labels?fields=name&access_token=${process.env.FB_ACCESS_TOKEN}`)).data.data
for (const labelData of labelsIdsArray) {
if (labelData.name === label) {
return labelData.id
}
}
}
static async sendBroadcastMessage (dialogName, labelToExclude) {
const IdsArray = await this.prepareCreativeIdsArray(dialogName)
const customLabelId = await this.getCustomLabelId(labelToExclude)
console.log('IDS ARRAY %s\n labelid %s', IdsArray, customLabelId)
for (const broadcastId of IdsArray) {
const creativeData = Object.assign({},
{
message_creative_id: broadcastId,
notification_type: 'REGULAR',
targeting: { labels: { operator: 'NOT', values: [{ customLabelId }] } },
})
// -- Send the message to facebook
await axios.request({
headers: { 'Content-Type': 'application/json' },
url: `${process.env.FB_BASE_URL}/${process.env.FB_VERSION}/me/broadcast_messages?access_token=${process.env.FB_ACCESS_TOKEN}`,
method: 'post',
data: JSON.stringify(creativeData),
})
.then(data => {
return data.broadcast_id
})
.catch(error => {
throw error
})
}
}
}
module.exports = broadcastSender
templates.format函数的代码是
module.exports = class templates {
static format (genericMessage) {
let type = genericMessage.type
const payload = genericMessage.content
let fallback_text = ''
const isPersonalized = /{{first_name}}/i
if (isPersonalized.test(JSON.stringify(payload))) {
type = 'dynamic_text'
fallback_text = payload.replace(isPersonalized, 'buddy')
}
let preparedMessage
if (type === 'carousel') {
const carousel = []
// NOTE: content_type supported by FB are text, location, phone number and email
for (const cards of payload) {
if (cards.buttons && cards.subtitle) {
const buttonsOfCard = []
for (const buttonTemplate of cards.buttons) {
if (buttonTemplate.type === 'postback') {
buttonsOfCard.push({
type: buttonTemplate.type,
title: buttonTemplate.title,
payload: buttonTemplate.value,
})
} else if (buttonTemplate.type === 'web_url') {
buttonsOfCard.push({
type: buttonTemplate.type,
title: buttonTemplate.title,
url: buttonTemplate.url,
})
} else if (buttonTemplate.type === 'element_share') {
buttonsOfCard.push({
type: buttonTemplate.type,
})
}
}
carousel.push({
title: cards.title,
image_url: cards.imageUrl,
subtitle: cards.subtitle,
buttons: buttonsOfCard,
})
} else if (cards.buttons) {
const buttonsOfCard = []
for (const buttonTemplate of cards.buttons) {
if (buttonTemplate.type === 'postback') {
buttonsOfCard.push({
type: buttonTemplate.type,
title: buttonTemplate.title,
payload: buttonTemplate.value,
})
} else if (buttonTemplate.type === 'web_url') {
buttonsOfCard.push({
type: buttonTemplate.type,
title: buttonTemplate.title,
url: buttonTemplate.url,
})
} else if (buttonTemplate.type === 'element_share') {
buttonsOfCard.push({
type: buttonTemplate.type,
})
}
}
carousel.push({
title: cards.title,
image_url: cards.imageUrl,
buttons: buttonsOfCard,
})
} else if (cards.subtitle) {
carousel.push({
title: cards.title,
image_url: cards.imageUrl,
subtitle: cards.subtitle,
})
} else {
carousel.push({
title: cards.title,
image_url: cards.imageUrl,
})
}
}
// Set the prepared message
preparedMessage = JSON.stringify({
message: [{
attachment: {
type: 'template',
payload: {
template_type: 'generic',
elements: carousel,
},
},
}],
})
}
if (type === 'card') {
const elements = payload[0]
if (elements.buttons && elements.subtitle) {
const buttonsOfCard = []
for (const buttonTemplate of elements.buttons) {
if (buttonTemplate.type === 'postback') {
buttonsOfCard.push({
type: buttonTemplate.type,
title: buttonTemplate.title,
payload: buttonTemplate.value,
})
} else if (buttonTemplate.type === 'web_url') {
buttonsOfCard.push({
type: buttonTemplate.type,
title: buttonTemplate.title,
url: buttonTemplate.url,
})
} else if (buttonTemplate.type === 'element_share') {
buttonsOfCard.push({
type: buttonTemplate.type,
})
}
}
payload[0] = ({
title: elements.title,
image_url: elements.imageUrl,
subtitle: elements.subtitle,
buttons: buttonsOfCard,
})
} else if (elements.buttons) {
const buttonsOfCard = []
for (const buttonTemplate of elements.buttons) {
if (buttonTemplate.type === 'postback') {
buttonsOfCard.push({
type: buttonTemplate.type,
title: buttonTemplate.title,
payload: buttonTemplate.value,
})
} else if (buttonTemplate.type === 'web_url') {
buttonsOfCard.push({
type: buttonTemplate.type,
title: buttonTemplate.title,
url: buttonTemplate.url,
})
} else if (buttonTemplate.type === 'element_share') {
buttonsOfCard.push({
type: buttonTemplate.type,
})
}
}
payload[0] = ({
title: elements.title,
image_url: elements.imageUrl,
buttons: buttonsOfCard,
})
} else if (elements.subtitle) {
payload[0] = ({
title: elements.title,
image_url: elements.imageUrl,
subtitle: elements.subtitle,
})
} else {
payload[0] = ({
title: elements.title,
image_url: elements.imageUrl,
})
}
// Set the prepared message
preparedMessage = JSON.stringify({
message: [{
attachment: {
type: 'template',
payload: {
template_type: 'generic',
elements: payload,
},
},
}],
})
}
if (type === 'button') {
const buttonsArray = []
for (const buttons of payload.buttons) {
if (buttons.type === 'postback') {
buttonsArray.push({
type: buttons.type,
title: buttons.title,
payload: buttons.value,
})
} else if (buttons.type === 'web_url') {
buttonsArray.push({
type: buttons.type,
title: buttons.title,
url: buttons.url,
})
} else if (buttons.type === 'element_share') {
buttonsArray.push({
type: buttons.type,
})
}
}
// Set the prepared message
preparedMessage = JSON.stringify({
message: [{
attachment: {
type: 'template',
payload: {
template_type: type,
text: payload.title,
buttons: buttonsArray,
},
},
}],
})
} else if (type === 'quickReplies') {
const quickRepliesArray = []
// NOTE: content_type supported by FB are text, location, phone number
and email
for (const buttons of payload.buttons) {
if (buttons.image_url) {
quickRepliesArray.push({
content_type: 'text',
title: buttons.title,
payload: buttons.value,
image_url: buttons.image_url,
})
} else {
quickRepliesArray.push({
content_type: 'text',
title: buttons.title,
payload: buttons.value,
})
}
}
// Set the prepared Message
preparedMessage = JSON.stringify({
message: [{
text: payload.title,
quick_replies: quickRepliesArray,
}],
})
} else if (type === 'text') {
preparedMessage = JSON.stringify({
message: [{ text: payload }],
})
} else if (type === 'dynamic_text') {
preparedMessage = JSON.stringify({
messages: [{
dynamic_text: {
text: payload,
fallback_text,
},
}],
})
} else if (type === 'audio') {
preparedMessage = JSON.stringify({
message: [{
attachment: {
type,
payload: {
url: payload,
is_reusable: true,
},
},
}],
})
} else if (type === 'video') {
preparedMessage = JSON.stringify({
message: [{
attachment: {
type,
payload: {
url: payload,
is_reusable: true,
},
},
}],
})
} else if (type === 'image') {
preparedMessage = JSON.stringify({
message: [{
attachment: {
type,
payload: {
url: payload,
is_reusable: true,
},
},
}],
})
} else if (type === 'file') {
preparedMessage = JSON.stringify({
message: [{
attachment: {
type,
payload: {
url: payload,
is_reusable: true,
},
},
}],
})
}
return preparedMessage
}
}
想要的行为 将广播消息发送到Messenger的过程的第一步应该返回具有“ message_creative_id”属性的对象。
答案 0 :(得分：0)
我发现了错误，它是“消息”末尾缺少的“ s”。 Facebook具有用于向用户发送回复的外观相似的格式，因此，当使用该格式的广播消息而不是“ message”具有名为“ messages”的属性时，就会出现问题。