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budibase/packages/server/src/api/controllers/datasource.js

136 lines
3.5 KiB
JavaScript

const CouchDB = require("../../db")
const {
generateDatasourceID,
getDatasourceParams,
getQueryParams,
DocumentTypes,
BudibaseInternalDB,
getTableParams,
} = require("../../db/utils")
const { integrations } = require("../../integrations")
const { makeExternalQuery } = require("./row/utils")
exports.fetch = async function (ctx) {
const database = new CouchDB(ctx.appId)
// Get internal tables
const db = new CouchDB(ctx.appId)
const internalTables = await db.allDocs(
getTableParams(null, {
include_docs: true,
})
)
const internal = internalTables.rows.map(row => row.doc)
const bbInternalDb = {
...BudibaseInternalDB,
entities: internal,
}
// Get external datasources
const datasources = (
await database.allDocs(
getDatasourceParams(null, {
include_docs: true,
})
)
).rows.map(row => row.doc)
ctx.body = [bbInternalDb, ...datasources]
}
exports.buildSchemaFromDb = async function (ctx) {
const db = new CouchDB(ctx.appId)
const datasourceId = ctx.params.datasourceId
const datasource = await db.get(datasourceId)
const Connector = integrations[datasource.source]
// Connect to the DB and build the schema
const connector = new Connector(datasource.config)
await connector.buildSchema(datasource._id, datasource.entities)
datasource.entities = connector.tables
const response = await db.put(datasource)
datasource._rev = response.rev
ctx.body = datasource
}
exports.update = async function (ctx) {
const db = new CouchDB(ctx.appId)
const datasourceId = ctx.params.datasourceId
let datasource = await db.get(datasourceId)
datasource = { ...datasource, ...ctx.request.body }
const response = await db.put(datasource)
datasource._rev = response.rev
// Drain connection pools when configuration is changed
if (datasource.source) {
const source = integrations[datasource.source]
if (source && source.pool) {
await source.pool.end()
}
}
ctx.status = 200
ctx.message = "Datasource saved successfully."
ctx.body = datasource
}
exports.save = async function (ctx) {
const db = new CouchDB(ctx.appId)
const plus = ctx.request.body.plus
const datasource = {
_id: generateDatasourceID({ plus }),
type: plus ? DocumentTypes.DATASOURCE_PLUS : DocumentTypes.DATASOURCE,
...ctx.request.body,
}
const response = await db.put(datasource)
datasource._rev = response.rev
// Drain connection pools when configuration is changed
if (datasource.source) {
const source = integrations[datasource.source]
if (source && source.pool) {
await source.pool.end()
}
}
ctx.status = 200
ctx.message = "Datasource saved successfully."
ctx.body = datasource
}
exports.destroy = async function (ctx) {
const db = new CouchDB(ctx.appId)
// Delete all queries for the datasource
const rows = await db.allDocs(getQueryParams(ctx.params.datasourceId, null))
await db.bulkDocs(rows.rows.map(row => ({ ...row.doc, _deleted: true })))
// delete the datasource
await db.remove(ctx.params.datasourceId, ctx.params.revId)
ctx.message = `Datasource deleted.`
ctx.status = 200
}
exports.find = async function (ctx) {
const database = new CouchDB(ctx.appId)
ctx.body = await database.get(ctx.params.datasourceId)
}
// dynamic query functionality
exports.query = async function (ctx) {
const queryJson = ctx.request.body
try {
ctx.body = await makeExternalQuery(ctx.appId, queryJson)
} catch (err) {
ctx.throw(400, err)
}
}