fix: join field works on collections with versions enabled (#8715)

- Fixes errors with drizzle when building the schema
https://github.com/payloadcms/payload/issues/8680
- Adds `joins` to `db.queryDrafts` to have them when doing `.find` with
`draft: true`

packages/db-mongodb/src/queryDrafts.ts

@@ -6,12 +6,23 @@ import { combineQueries, flattenWhereToOperators } from 'payload'
 import type { MongooseAdapter } from './index.js'
 
 import { buildSortParam } from './queries/buildSortParam.js'
+import { buildJoinAggregation } from './utilities/buildJoinAggregation.js'
 import { sanitizeInternalFields } from './utilities/sanitizeInternalFields.js'
 import { withSession } from './withSession.js'
 
 export const queryDrafts: QueryDrafts = async function queryDrafts(
   this: MongooseAdapter,
-  { collection, limit, locale, page, pagination, req = {} as PayloadRequest, sort: sortArg, where },
+  {
+    collection,
+    joins,
+    limit,
+    locale,
+    page,
+    pagination,
+    req = {} as PayloadRequest,
+    sort: sortArg,
+    where,
+  },
 ) {
   const VersionModel = this.versions[collection]
   const collectionConfig = this.payload.collections[collection].config
@@ -89,7 +100,29 @@ export const queryDrafts: QueryDrafts = async function queryDrafts(
     paginationOptions.options.limit = limit
   }
 
-  const result = await VersionModel.paginate(versionQuery, paginationOptions)
+  let result
+
+  const aggregate = await buildJoinAggregation({
+    adapter: this,
+    collection,
+    collectionConfig,
+    joins,
+    limit,
+    locale,
+    query: versionQuery,
+    versions: true,
+  })
+
+  // build join aggregation
+  if (aggregate) {
+    result = await VersionModel.aggregatePaginate(
+      VersionModel.aggregate(aggregate),
+      paginationOptions,
+    )
+  } else {
+    result = await VersionModel.paginate(versionQuery, paginationOptions)
+  }
+
   const docs = JSON.parse(JSON.stringify(result.docs))
 
   return {

packages/db-mongodb/src/utilities/buildJoinAggregation.ts

@@ -15,6 +15,8 @@ type BuildJoinAggregationArgs = {
   locale: string
   // the where clause for the top collection
   query?: Where
+  /** whether the query is from drafts */
+  versions?: boolean
 }
 
 export const buildJoinAggregation = async ({
@@ -25,6 +27,7 @@ export const buildJoinAggregation = async ({
   limit,
   locale,
   query,
+  versions,
 }: BuildJoinAggregationArgs): Promise<PipelineStage[] | undefined> => {
   if (Object.keys(collectionConfig.joins).length === 0 || joins === false) {
     return
@@ -90,7 +93,7 @@ export const buildJoinAggregation = async ({
 
       if (adapter.payload.config.localization && locale === 'all') {
         adapter.payload.config.localization.localeCodes.forEach((code) => {
-          const as = `${join.schemaPath}${code}`
+          const as = `${versions ? `version.${join.schemaPath}` : join.schemaPath}${code}`
 
           aggregate.push(
             {
@@ -98,7 +101,7 @@ export const buildJoinAggregation = async ({
                 as: `${as}.docs`,
                 foreignField: `${join.field.on}${code}`,
                 from: slug,
-                localField: '_id',
+                localField: versions ? 'parent' : '_id',
                 pipeline,
               },
             },
@@ -131,7 +134,7 @@ export const buildJoinAggregation = async ({
       } else {
         const localeSuffix =
           join.field.localized && adapter.payload.config.localization && locale ? `.${locale}` : ''
-        const as = `${join.schemaPath}${localeSuffix}`
+        const as = `${versions ? `version.${join.schemaPath}` : join.schemaPath}${localeSuffix}`
 
         aggregate.push(
           {
@@ -139,7 +142,7 @@ export const buildJoinAggregation = async ({
               as: `${as}.docs`,
               foreignField: `${join.field.on}${localeSuffix}`,
               from: slug,
-              localField: '_id',
+              localField: versions ? 'parent' : '_id',
               pipeline,
             },
           },