2021-02-03 05:26:15 +13:00
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const { processString } = require("@budibase/string-templates")
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2021-12-03 04:20:03 +13:00
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const CouchDB = require("../../../db")
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2021-11-26 00:21:54 +13:00
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const {
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generateQueryID,
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getQueryParams,
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isProdAppID,
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2021-12-03 04:20:03 +13:00
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} = require("../../../db/utils")
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const { BaseQueryVerbs } = require("../../../constants")
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const { Thread, ThreadType } = require("../../../threads")
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2021-11-29 23:37:31 +13:00
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const { save: saveDatasource } = require("../datasource")
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2021-12-01 22:48:52 +13:00
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const { RestImporter } = require("./import")
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2021-11-12 01:11:09 +13:00
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const Runner = new Thread(ThreadType.QUERY, { timeoutMs: 10000 })
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2021-02-06 05:45:23 +13:00
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// simple function to append "readable" to all read queries
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function enrichQueries(input) {
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const wasArray = Array.isArray(input)
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const queries = wasArray ? input : [input]
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for (let query of queries) {
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if (query.queryVerb === BaseQueryVerbs.READ) {
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query.readable = true
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}
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}
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return wasArray ? queries : queries[0]
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}
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2020-12-19 07:19:43 +13:00
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2021-05-03 19:31:09 +12:00
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exports.fetch = async function (ctx) {
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2021-03-30 05:32:05 +13:00
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const db = new CouchDB(ctx.appId)
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2020-12-19 07:19:43 +13:00
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2021-01-07 01:28:51 +13:00
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const body = await db.allDocs(
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getQueryParams(null, {
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include_docs: true,
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})
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)
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2021-11-26 06:14:07 +13:00
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2021-05-04 22:32:22 +12:00
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ctx.body = enrichQueries(body.rows.map(row => row.doc))
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2021-01-07 01:28:51 +13:00
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}
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2020-12-19 07:19:43 +13:00
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2021-11-29 23:37:31 +13:00
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exports.import = async ctx => {
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const body = ctx.request.body
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const data = body.data
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2021-12-01 22:48:52 +13:00
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const importer = new RestImporter(data)
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await importer.init()
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2021-11-29 23:37:31 +13:00
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let datasourceId
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if (!body.datasourceId) {
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// construct new datasource
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2021-12-01 22:48:52 +13:00
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const info = await importer.getInfo()
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2021-11-29 23:37:31 +13:00
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let datasource = {
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type: "datasource",
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source: "REST",
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config: {
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url: info.url,
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2021-12-01 22:48:52 +13:00
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defaultHeaders: [],
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2021-11-29 23:37:31 +13:00
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},
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name: info.name,
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}
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// save the datasource
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const datasourceCtx = { ...ctx }
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datasourceCtx.request.body.datasource = datasource
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await saveDatasource(datasourceCtx)
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datasourceId = datasourceCtx.body.datasource._id
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2021-11-26 22:51:56 +13:00
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} else {
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2021-11-29 23:37:31 +13:00
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// use existing datasource
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datasourceId = body.datasourceId
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2021-11-26 06:14:07 +13:00
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}
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2021-12-01 22:48:52 +13:00
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const importResult = await importer.importQueries(ctx.appId, datasourceId)
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2021-11-26 06:14:07 +13:00
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2021-11-29 23:37:31 +13:00
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ctx.body = {
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...importResult,
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datasourceId,
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2021-11-26 06:14:07 +13:00
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}
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ctx.status = 200
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}
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2021-05-03 19:31:09 +12:00
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exports.save = async function (ctx) {
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2021-03-30 05:32:05 +13:00
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const db = new CouchDB(ctx.appId)
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2021-01-07 01:28:51 +13:00
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const query = ctx.request.body
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2020-12-19 07:19:43 +13:00
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2021-01-07 01:28:51 +13:00
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if (!query._id) {
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query._id = generateQueryID(query.datasourceId)
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}
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2020-12-19 07:19:43 +13:00
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2021-01-07 01:28:51 +13:00
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const response = await db.put(query)
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query._rev = response.rev
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2020-12-19 07:19:43 +13:00
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2021-01-07 01:28:51 +13:00
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ctx.body = query
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ctx.message = `Query ${query.name} saved successfully.`
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}
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2020-12-19 07:19:43 +13:00
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2021-06-09 01:26:06 +12:00
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async function enrichQueryFields(fields, parameters = {}) {
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2021-01-14 03:11:53 +13:00
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const enrichedQuery = {}
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2021-01-16 02:11:51 +13:00
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2021-01-14 03:11:53 +13:00
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// enrich the fields with dynamic parameters
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2021-02-03 05:26:15 +13:00
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for (let key of Object.keys(fields)) {
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2021-05-12 23:52:34 +12:00
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if (fields[key] == null) {
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continue
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}
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2021-02-16 06:05:53 +13:00
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if (typeof fields[key] === "object") {
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// enrich nested fields object
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enrichedQuery[key] = await enrichQueryFields(fields[key], parameters)
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2021-03-10 23:39:58 +13:00
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} else if (typeof fields[key] === "string") {
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2021-02-16 06:05:53 +13:00
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// enrich string value as normal
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2021-10-27 08:04:36 +13:00
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enrichedQuery[key] = await processString(fields[key], parameters, {
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noHelpers: true,
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})
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2021-03-10 23:39:58 +13:00
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} else {
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enrichedQuery[key] = fields[key]
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2021-02-16 06:05:53 +13:00
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}
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2021-01-12 06:18:22 +13:00
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}
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2021-01-16 02:11:51 +13:00
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2021-02-16 08:57:49 +13:00
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if (
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enrichedQuery.json ||
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enrichedQuery.customData ||
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enrichedQuery.requestBody
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) {
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2021-02-03 05:44:31 +13:00
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try {
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enrichedQuery.json = JSON.parse(
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2021-02-16 08:57:49 +13:00
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enrichedQuery.json ||
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enrichedQuery.customData ||
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enrichedQuery.requestBody
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2021-02-03 05:44:31 +13:00
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)
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} catch (err) {
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2021-12-09 08:11:19 +13:00
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// no json found, ignore
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2021-02-03 05:44:31 +13:00
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}
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2021-01-16 02:11:51 +13:00
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delete enrichedQuery.customData
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}
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2021-01-14 03:11:53 +13:00
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return enrichedQuery
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}
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2020-12-19 07:19:43 +13:00
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2021-05-03 19:31:09 +12:00
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exports.find = async function (ctx) {
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2021-03-30 05:32:05 +13:00
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const db = new CouchDB(ctx.appId)
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2021-02-06 05:45:23 +13:00
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const query = enrichQueries(await db.get(ctx.params.queryId))
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// remove properties that could be dangerous in real app
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2021-11-26 00:21:54 +13:00
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if (isProdAppID(ctx.appId)) {
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2021-02-06 05:45:23 +13:00
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delete query.fields
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delete query.parameters
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}
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ctx.body = query
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}
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2021-05-03 19:31:09 +12:00
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exports.preview = async function (ctx) {
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2021-03-30 05:32:05 +13:00
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const db = new CouchDB(ctx.appId)
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2020-12-19 07:19:43 +13:00
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2021-01-14 03:11:53 +13:00
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const datasource = await db.get(ctx.request.body.datasourceId)
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2020-12-19 07:19:43 +13:00
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2021-10-13 06:45:13 +13:00
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const { fields, parameters, queryVerb, transformer } = ctx.request.body
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2021-02-03 05:26:15 +13:00
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const enrichedQuery = await enrichQueryFields(fields, parameters)
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2021-02-23 06:41:02 +13:00
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2021-11-12 05:20:30 +13:00
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try {
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2021-12-07 07:35:44 +13:00
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const { rows, keys, info, raw } = await Runner.run({
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2021-11-12 05:20:30 +13:00
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datasource,
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queryVerb,
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query: enrichedQuery,
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transformer,
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})
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ctx.body = {
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rows,
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schemaFields: [...new Set(keys)],
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2021-12-07 07:23:18 +13:00
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info,
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2021-12-07 07:35:44 +13:00
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raw,
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2021-11-12 05:20:30 +13:00
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}
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} catch (err) {
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ctx.throw(400, err)
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2021-02-23 06:41:02 +13:00
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}
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2021-01-07 01:28:51 +13:00
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}
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2021-05-03 19:31:09 +12:00
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exports.execute = async function (ctx) {
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2021-03-30 05:32:05 +13:00
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const db = new CouchDB(ctx.appId)
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2021-01-07 01:28:51 +13:00
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2021-01-09 01:06:37 +13:00
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const query = await db.get(ctx.params.queryId)
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const datasource = await db.get(query.datasourceId)
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2021-01-07 01:28:51 +13:00
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2021-02-03 05:26:15 +13:00
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const enrichedQuery = await enrichQueryFields(
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2021-01-14 03:11:53 +13:00
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query.fields,
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ctx.request.body.parameters
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)
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2021-10-13 06:45:13 +13:00
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2021-01-13 05:49:11 +13:00
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// call the relevant CRUD method on the integration class
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2021-11-12 05:20:30 +13:00
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try {
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const { rows } = await Runner.run({
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datasource,
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queryVerb: query.queryVerb,
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query: enrichedQuery,
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transformer: query.transformer,
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})
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ctx.body = rows
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} catch (err) {
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ctx.throw(400, err)
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}
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2021-01-07 01:28:51 +13:00
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}
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2021-05-03 19:31:09 +12:00
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exports.destroy = async function (ctx) {
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2021-03-30 05:32:05 +13:00
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const db = new CouchDB(ctx.appId)
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2021-01-13 06:45:43 +13:00
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await db.remove(ctx.params.queryId, ctx.params.revId)
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2021-01-07 01:28:51 +13:00
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ctx.message = `Query deleted.`
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ctx.status = 200
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}
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