Fix for mising types that the schema promises

src/GradeUtils.ts

@@ -238,7 +238,18 @@ export const getCountriesDefaultGradeContext = (): { [x: string]: GradeContexts
   return countries
 }
 
-export const validDisciplines = ['trad', 'sport', 'bouldering', 'deepwatersolo', 'alpine', 'snow', 'ice', 'mixed', 'aid', 'tr']
+export const validDisciplines: Array<keyof DisciplineType> = [
+  'trad',
+  'sport',
+  'bouldering',
+  'deepwatersolo',
+  'alpine',
+  'snow',
+  'ice',
+  'mixed',
+  'aid',
+  'tr'
+]
 
 /**
  * Perform runtime validation of climb discipline object

src/model/AreaDataSource.ts

@@ -20,6 +20,7 @@ import {
 import { getClimbModel } from '../db/ClimbSchema.js'
 import { ClimbGQLQueryType } from '../db/ClimbTypes.js'
 import { logger } from '../logger.js'
+import { validDisciplines } from '../GradeUtils.js'
 
 export default class AreaDataSource extends MongoDataSource<AreaType> {
   areaModel = getAreaModel()
@@ -152,6 +153,20 @@ export default class AreaDataSource extends MongoDataSource<AreaType> {
     const rs = await this.climbModel
       .aggregate([
         { $match: { _id: uuid } },
+        // Stage to ensure all discipline fields exist and are booleans. This data may not exist
+        // for chronology reasons and is an easier fix than doing migrations.
+        {
+          $addFields: {
+            ...validDisciplines.reduce((prev, curr) => {
+              prev[`type.${curr}`] = { $ifNull: [`$type.${curr}`, false] }
+              return prev
+            }, {}
+            ),
+            // This ensures 'type' is an object, so the above $ifNull
+            // operations work correctly on their fields.
+            disciplines: { $ifNull: ['$type', {}] }
+          }
+        },
         {
           $lookup: {
             from: 'areas', // other collection name

src/model/__tests__/MutableClimbDataSource.ts

@@ -7,10 +7,11 @@ import MutableAreaDataSource from '../MutableAreaDataSource.js'
 import { createIndexes, getAreaModel, getClimbModel } from '../../db/index.js'
 import { logger } from '../../logger.js'
 import { ClimbChangeInputType, ClimbType } from '../../db/ClimbTypes.js'
-import { sanitizeDisciplines } from '../../GradeUtils.js'
+import { sanitizeDisciplines, validDisciplines } from '../../GradeUtils.js'
 import streamListener from '../../db/edit/streamListener.js'
 import ChangeLogDataSource from '../ChangeLogDataSource.js'
 import inMemoryDB from '../../utils/inMemoryDB.js'
+import assert from 'assert'
 
 export const newSportClimb1: ClimbChangeInputType = {
   name: 'Cool route 1',
@@ -187,6 +188,12 @@ describe('Climb CRUD', () => {
     for (const [i, climbIn] of newClimbsToAdd.entries()) {
       const climbOut = await climbs.findOneClimbByMUUID(muid.from(newIDs[i]))
 
+      assert(climbOut !== null)
+      for (const key of validDisciplines) {
+        expect(climbOut.type[key]).not.toBeNull()
+        expect(climbOut.type[key]).not.toBeUndefined()
+      }
+
       // Validate new climb
       expect(climbOut).toMatchObject({
         name: climbIn.name,