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Merge pull request #621 from techmatters/CHI-2770-post_survey_convers…
…ations CHI-2770: Adjust post survey to fix conversations tasks
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| /** | ||
| * Copyright (C) 2021-2023 Technology Matters | ||
| * This program is free software: you can redistribute it and/or modify | ||
| * it under the terms of the GNU Affero General Public License as published | ||
| * by the Free Software Foundation, either version 3 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU Affero General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Affero General Public License | ||
| * along with this program. If not, see https://www.gnu.org/licenses/. | ||
| */ | ||
|
|
||
| import { Context, ServerlessCallback } from '@twilio-labs/serverless-runtime-types/types'; | ||
| import { | ||
| bindResolve, | ||
| error400, | ||
| functionValidator as TokenValidator, | ||
| responseWithCors, | ||
| success, | ||
| } from '@tech-matters/serverless-helpers'; | ||
| import { InteractionChannelParticipantStatus } from 'twilio/lib/rest/flexApi/v1/interaction/interactionChannel/interactionChannelParticipant'; | ||
|
|
||
| type EnvVars = { | ||
| TWILIO_WORKSPACE_SID: string; | ||
| }; | ||
|
|
||
| type Body = { | ||
| taskSid: string; | ||
| targetStatus: InteractionChannelParticipantStatus; | ||
| request: { cookies: {}; headers: {} }; | ||
| }; | ||
|
|
||
| /** | ||
| * This function looks up a Flex interaction & interaction channel using the attributes of the provided Task. | ||
| * It will then transition any participants in the interaction channel of type 'agent' to the pspecified state. | ||
| * This will automatically wrap up or complete the task in question WITHOUT closing the attached conversation - allowing post wrapup activity like post surveys to be performed | ||
| * This approach is required because the default WrapupTask / CompleteTask Flex Actions will close the conversation, and the ChatOrchestrator cannot be used to prevent this behaviour like it could with Programmable Chat tasks. | ||
| */ | ||
| export const handler = TokenValidator( | ||
| async (context: Context<EnvVars>, event: Body, callback: ServerlessCallback) => { | ||
| console.log('==== transitionAgentParticipants ===='); | ||
| const response = responseWithCors(); | ||
| const resolve = bindResolve(callback)(response); | ||
| const { taskSid, targetStatus } = event; | ||
|
|
||
| if (!taskSid) return resolve(error400('taskSid')); | ||
| if (!targetStatus) return resolve(error400('targetStatus')); | ||
|
|
||
| const client = context.getTwilioClient(); | ||
| const task = await client.taskrouter.workspaces | ||
| .get(context.TWILIO_WORKSPACE_SID) | ||
| .tasks.get(taskSid) | ||
| .fetch(); | ||
| const { flexInteractionSid, flexInteractionChannelSid } = JSON.parse(task.attributes); | ||
|
|
||
| if (!flexInteractionSid || !flexInteractionChannelSid) { | ||
| console.warn( | ||
| "transitionAgentParticipants called with a task without a flexInteractionSid or flexInteractionChannelSid set in it's attributes - is it being called with a Programmable Chat task?", | ||
| task.attributes, | ||
| ); | ||
| return resolve( | ||
| error400( | ||
| "Task specified must have a flexInteractionSid and flexInteractionChannelSid set in it's attributes", | ||
| ), | ||
| ); | ||
| } | ||
| const interactionParticipantContext = client.flexApi.v1.interaction | ||
| .get(flexInteractionSid) | ||
| .channels.get(flexInteractionChannelSid).participants; | ||
| const interactionAgentParticipants = (await interactionParticipantContext.list()).filter( | ||
| (p) => p.type === 'agent', | ||
| ); | ||
|
|
||
| // Should only be 1, but just in case | ||
| await Promise.all( | ||
| interactionAgentParticipants.map((p) => { | ||
| console.log( | ||
| `Transitioning agent participant ${p.sid} to ${targetStatus}`, | ||
| p.interactionSid, | ||
| p.channelSid, | ||
| ); | ||
| return p.update({ status: targetStatus }); | ||
| }), | ||
| ); | ||
| return resolve(success({ message: 'Transitioned agent participants' })); | ||
| }, | ||
| ); |
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