Include free response answers in FullMarket API response (#519)

docs/docs/api.md

@@ -354,10 +354,11 @@ Requires no authorization.
 - Response type: A `FullMarket`
 
   ```tsx
-  // A complete market, along with bets and comments
+  // A complete market, along with bets, comments, and answers (for free response markets)
   type FullMarket = LiteMarket & {
     bets: Bet[]
     comments: Comment[]
+    answers?: Answer[]
   }
 
   type Bet = {

web/lib/firebase/contracts.ts

@@ -18,7 +18,7 @@ import { range, sortBy, sum } from 'lodash'
 
 import { app } from './init'
 import { getValues, listenForValue, listenForValues } from './utils'
-import { BinaryContract, Contract } from 'common/contract'
+import { BinaryContract, Contract, FreeResponseContract } from 'common/contract'
 import { getDpmProbability } from 'common/calculate-dpm'
 import { createRNG, shuffle } from 'common/util/random'
 import { getCpmmProbability } from 'common/calculate-cpmm'
@@ -28,7 +28,7 @@ import { MAX_FEED_CONTRACTS } from 'common/recommended-contracts'
 import { Bet } from 'common/bet'
 import { Comment } from 'common/comment'
 import { ENV_CONFIG } from 'common/envs/constants'
-export type { Contract }
+export type { Contract, FreeResponseContract }
 
 export function contractPath(contract: Contract) {
   return `/${contract.creatorUsername}/${contract.slug}`

web/pages/api/v0/_types.ts

@@ -1,4 +1,5 @@
 import { Bet } from 'common/bet'
+import { Answer } from 'common/answer'
 import { getProbability } from 'common/calculate'
 import { Comment } from 'common/comment'
 import { Contract } from 'common/contract'
@@ -40,6 +41,7 @@ export type LiteMarket = {
 export type FullMarket = LiteMarket & {
   bets: Exclude<Bet, 'userId'>[]
   comments: Comment[]
+  answers?: Answer[]
 }
 
 export type ApiError = {

web/pages/api/v0/market/[id].ts

@@ -1,7 +1,10 @@
 import { NextApiRequest, NextApiResponse } from 'next'
 import { Bet, listAllBets } from 'web/lib/firebase/bets'
 import { listAllComments } from 'web/lib/firebase/comments'
-import { getContractFromId } from 'web/lib/firebase/contracts'
+import {
+  getContractFromId,
+  FreeResponseContract,
+} from 'web/lib/firebase/contracts'
 import { applyCorsHeaders, CORS_UNRESTRICTED } from 'web/lib/api/cors'
 import { FullMarket, ApiError, toLiteMarket } from '../_types'
 
@@ -25,6 +28,8 @@ export default async function handler(
     'userId'
   >[]
 
+  const answers = (contract as FreeResponseContract).answers
+
   if (!contract) {
     res.status(404).json({ error: 'Contract not found' })
     return
@@ -36,5 +41,6 @@ export default async function handler(
     ...toLiteMarket(contract),
     bets,
     comments,
+    answers,
   })
 }

web/pages/api/v0/slug/[slug].ts

@@ -2,7 +2,10 @@ import { NextApiRequest, NextApiResponse } from 'next'
 import { applyCorsHeaders, CORS_UNRESTRICTED } from 'web/lib/api/cors'
 import { Bet, listAllBets } from 'web/lib/firebase/bets'
 import { listAllComments } from 'web/lib/firebase/comments'
-import { getContractFromSlug } from 'web/lib/firebase/contracts'
+import {
+  getContractFromSlug,
+  FreeResponseContract,
+} from 'web/lib/firebase/contracts'
 import { FullMarket, ApiError, toLiteMarket } from '../_types'
 
 export default async function handler(
@@ -24,6 +27,8 @@ export default async function handler(
     listAllComments(contract.id),
   ])
 
+  const answers = (contract as FreeResponseContract).answers
+
   // eslint-disable-next-line @typescript-eslint/no-unused-vars
   const bets = allBets.map(({ userId, ...bet }) => bet) as Exclude<
     Bet,
@@ -36,5 +41,6 @@ export default async function handler(
     ...toLiteMarket(contract),
     bets,
     comments,
+    answers,
   })
 }