Created
April 25, 2019 15:44
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Outgoing Middleware
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| const _ = require('lodash') | |
| /** | |
| * This outgoing middleware will find the $"..." pattern in the ougoing text | |
| * And transform those into suggestion chips in channel-web | |
| * @example e.g. | |
| * `What type of restaurant are you looking for? $“Asian” $”Mexican” $”American”` | |
| */ | |
| const regex = /\$(“|'|"|”)([\w\s]+)(“|'|"|”)/g | |
| if (event.payload && typeof event.payload.text === 'string') { | |
| const suggestions = [] | |
| event.payload.text = event.payload.text.replace(regex, function(match, g1, g2) { | |
| suggestions.push(g2) | |
| return '' | |
| }) | |
| if (suggestions.length) { | |
| event.payload = { | |
| type: 'custom', | |
| module: 'channel-web', | |
| component: 'QuickReplies', | |
| quick_replies: suggestions.map(x => ({ title: x, payload: x })), | |
| wrapped: { | |
| type: 'text', | |
| ..._.omit(event.payload, 'quick_replies') | |
| } | |
| } | |
| event.type = 'custom' | |
| } | |
| } |
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