84 lines
2.1 KiB
JavaScript
84 lines
2.1 KiB
JavaScript
const { DocumentTypes, ViewNames } = require("./utils")
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const { getGlobalDB } = require("../tenancy")
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function DesignDoc() {
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return {
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_id: "_design/database",
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// view collation information, read before writing any complex views:
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// https://docs.couchdb.org/en/master/ddocs/views/collation.html#collation-specification
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views: {},
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}
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}
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exports.createUserEmailView = async () => {
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const db = getGlobalDB()
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let designDoc
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try {
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designDoc = await db.get("_design/database")
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} catch (err) {
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// no design doc, make one
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designDoc = DesignDoc()
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}
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const view = {
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// if using variables in a map function need to inject them before use
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map: `function(doc) {
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if (doc._id.startsWith("${DocumentTypes.USER}")) {
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emit(doc.email.toLowerCase(), doc._id)
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}
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}`,
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}
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designDoc.views = {
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...designDoc.views,
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[ViewNames.USER_BY_EMAIL]: view,
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}
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await db.put(designDoc)
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}
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exports.createApiKeyView = async () => {
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const db = getGlobalDB()
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let designDoc
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try {
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designDoc = await db.get("_design/database")
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} catch (err) {
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designDoc = DesignDoc()
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}
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const view = {
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map: `function(doc) {
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if (doc._id.startsWith("${DocumentTypes.DEV_INFO}") && doc.apiKey) {
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emit(doc.apiKey, doc.userId)
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}
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}`,
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}
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designDoc.views = {
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...designDoc.views,
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[ViewNames.BY_API_KEY]: view,
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}
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await db.put(designDoc)
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}
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exports.queryGlobalView = async (viewName, params, db = null) => {
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const CreateFuncByName = {
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[ViewNames.USER_BY_EMAIL]: exports.createUserEmailView,
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[ViewNames.BY_API_KEY]: exports.createApiKeyView,
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}
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// can pass DB in if working with something specific
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if (!db) {
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db = getGlobalDB()
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}
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try {
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let response = (await db.query(`database/${viewName}`, params)).rows
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response = response.map(resp =>
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params.include_docs ? resp.doc : resp.value
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)
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return response.length <= 1 ? response[0] : response
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} catch (err) {
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if (err != null && err.name === "not_found") {
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const createFunc = CreateFuncByName[viewName]
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await createFunc()
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return exports.queryGlobalView(viewName, params)
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} else {
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throw err
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}
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}
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}
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