Make it so you can specify runtime opts for v2 functions

functions/src/api.ts

@@ -108,7 +108,12 @@ export const validate = <T extends z.ZodTypeAny>(schema: T, val: unknown) => {
   }
 }
 
-const DEFAULT_OPTS: HttpsOptions = {
+interface EndpointOptions extends HttpsOptions {
+  methods?: string[]
+}
+
+const DEFAULT_OPTS = {
+  methods: ['POST'],
   minInstances: 1,
   concurrency: 100,
   memory: '2GiB',
@@ -116,12 +121,13 @@ const DEFAULT_OPTS: HttpsOptions = {
   cors: [CORS_ORIGIN_MANIFOLD, CORS_ORIGIN_LOCALHOST],
 }
 
-export const newEndpoint = (methods: [string], fn: Handler) =>
+export const newEndpoint = (endpointOpts: EndpointOptions, fn: Handler) => {
-  onRequest(DEFAULT_OPTS, async (req, res) => {
+  const opts = Object.assign(endpointOpts, DEFAULT_OPTS)
+  return onRequest(opts, async (req, res) => {
     log('Request processing started.')
     try {
-      if (!methods.includes(req.method)) {
+      if (!opts.methods.includes(req.method)) {
-        const allowed = methods.join(', ')
+        const allowed = opts.methods.join(', ')
         throw new APIError(405, `This endpoint supports only ${allowed}.`)
       }
       const authedUser = await lookupUser(await parseCredentials(req))
@@ -140,3 +146,4 @@ export const newEndpoint = (methods: [string], fn: Handler) =>
       }
     }
   })
+}

functions/src/create-contract.ts

@@ -50,7 +50,7 @@ const numericSchema = z.object({
   max: z.number(),
 })
 
-export const createmarket = newEndpoint(['POST'], async (req, auth) => {
+export const createmarket = newEndpoint({}, async (req, auth) => {
   const { question, description, tags, closeTime, outcomeType, groupId } =
     validate(bodySchema, req.body)
 

functions/src/create-group.ts

@@ -20,7 +20,7 @@ const bodySchema = z.object({
   about: z.string().min(1).max(MAX_ABOUT_LENGTH).optional(),
 })
 
-export const creategroup = newEndpoint(['POST'], async (req, auth) => {
+export const creategroup = newEndpoint({}, async (req, auth) => {
   const { name, about, memberIds, anyoneCanJoin } = validate(
     bodySchema,
     req.body

functions/src/health.ts

@@ -1,6 +1,6 @@
 import { newEndpoint } from './api'
 
-export const health = newEndpoint(['GET'], async (_req, auth) => {
+export const health = newEndpoint({ methods: ['GET'] }, async (_req, auth) => {
   return {
     message: 'Server is working.',
     uid: auth.uid,

functions/src/place-bet.ts

@@ -33,7 +33,7 @@ const numericSchema = z.object({
   value: z.number(),
 })
 
-export const placebet = newEndpoint(['POST'], async (req, auth) => {
+export const placebet = newEndpoint({}, async (req, auth) => {
   log('Inside endpoint handler.')
   const { amount, contractId } = validate(bodySchema, req.body)
 

functions/src/sell-bet.ts

@@ -13,7 +13,7 @@ const bodySchema = z.object({
   betId: z.string(),
 })
 
-export const sellbet = newEndpoint(['POST'], async (req, auth) => {
+export const sellbet = newEndpoint({}, async (req, auth) => {
   const { contractId, betId } = validate(bodySchema, req.body)
 
   // run as transaction to prevent race conditions

functions/src/sell-shares.ts

@@ -16,7 +16,7 @@ const bodySchema = z.object({
   outcome: z.enum(['YES', 'NO']),
 })
 
-export const sellshares = newEndpoint(['POST'], async (req, auth) => {
+export const sellshares = newEndpoint({}, async (req, auth) => {
   const { contractId, shares, outcome } = validate(bodySchema, req.body)
 
   // Run as transaction to prevent race conditions.