100 lines
2.7 KiB
JavaScript
100 lines
2.7 KiB
JavaScript
const CouchDB = require("../../db")
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const { generateWebhookID, getWebhookParams } = require("../../db/utils")
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const toJsonSchema = require("to-json-schema")
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const validate = require("jsonschema").validate
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const triggers = require("../../automations/triggers")
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const AUTOMATION_DESCRIPTION = "Generated from Webhook Schema"
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function Webhook(name, type, target) {
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this.live = true
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this.name = name
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this.action = {
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type,
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target,
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}
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}
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exports.Webhook = Webhook
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exports.WebhookType = {
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AUTOMATION: "automation",
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}
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exports.fetch = async ctx => {
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const db = new CouchDB(ctx.user.appId)
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const response = await db.allDocs(
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getWebhookParams(null, {
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include_docs: true,
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})
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)
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ctx.body = response.rows.map(row => row.doc)
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}
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exports.save = async ctx => {
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const db = new CouchDB(ctx.user.appId)
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const webhook = ctx.request.body
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webhook.appId = ctx.user.appId
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// check that the webhook exists
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if (webhook._id) {
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await db.get(webhook._id)
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} else {
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webhook._id = generateWebhookID()
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}
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const response = await db.put(webhook)
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webhook._rev = response.rev
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ctx.body = {
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message: "Webhook created successfully",
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webhook,
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}
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}
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exports.destroy = async ctx => {
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const db = new CouchDB(ctx.user.appId)
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ctx.body = await db.remove(ctx.params.id, ctx.params.rev)
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}
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exports.buildSchema = async ctx => {
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const db = new CouchDB(ctx.params.instance)
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const webhook = await db.get(ctx.params.id)
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webhook.bodySchema = toJsonSchema(ctx.request.body)
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// update the automation outputs
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if (webhook.action.type === exports.WebhookType.AUTOMATION) {
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let automation = await db.get(webhook.action.target)
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const autoOutputs = automation.definition.trigger.schema.outputs
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let properties = webhook.bodySchema.properties
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for (let prop of Object.keys(properties)) {
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autoOutputs.properties[prop] = {
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type: properties[prop].type,
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description: AUTOMATION_DESCRIPTION,
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}
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}
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await db.put(automation)
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}
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ctx.body = await db.put(webhook)
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}
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exports.trigger = async ctx => {
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const db = new CouchDB(ctx.params.instance)
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const webhook = await db.get(ctx.params.id)
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// validate against the schema
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if (webhook.bodySchema) {
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validate(ctx.request.body, webhook.bodySchema)
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}
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const target = await db.get(webhook.action.target)
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if (webhook.action.type === exports.WebhookType.AUTOMATION) {
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// trigger with both the pure request and then expand it
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// incase the user has produced a schema to bind to
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await triggers.externalTrigger(target, {
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body: ctx.request.body,
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...ctx.request.body,
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appId: ctx.params.instance,
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})
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}
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ctx.status = 200
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ctx.body = {
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message: "Webhook trigger fired successfully",
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}
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}
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