test array within array instead of array within object within array

hasura · Jul 11, 2024 · 2775c08 · 2775c08
1 parent bdb8f2a
commit 2775c08
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Showing 3 changed files with 70 additions and 84 deletions.
diff --git a/fixtures/hasura/chinook/connector/chinook/native_queries/artists_with_albums_and_tracks.json b/fixtures/hasura/chinook/connector/chinook/native_queries/artists_with_albums_and_tracks.json
@@ -2,21 +2,20 @@
   "name": "artists_with_albums_and_tracks",
   "representation": "collection",
   "inputCollection": "Artist",
-  "description": "combines artist, albums, and tracks into a single document per artist",
+  "description": "combines artist, albums, and tracks into a single document per artist - demonstrates array within array",
   "resultDocumentType": "ArtistWithAlbumsAndTracks",
   "objectTypes": {
     "ArtistWithAlbumsAndTracks": {
       "fields": {
         "_id": { "type": { "scalar": "objectId" } },
-        "Name": { "type": { "scalar": "string" } },
-        "Albums": { "type": { "arrayOf": { "object": "AlbumWithTracks" } } }
+        "name": { "type": { "scalar": "string" } },
+        "albums": { "type": { "arrayOf": { "arrayOf": { "object": "TrackWithAlbumTitle" } } } }
       }
     },
-    "AlbumWithTracks": {
+    "TrackWithAlbumTitle": {
       "fields": {
-        "_id": { "type": { "scalar": "objectId" } },
-        "Title": { "type": { "scalar": "string" } },
-        "Tracks": { "type": { "arrayOf": { "object": "Track" } } }
+        "track": { "type": { "scalar": "string" } },
+        "album": { "type": { "scalar": "string" } }
       }
     }
   },
@@ -26,21 +25,25 @@
         "from": "Album",
         "localField": "ArtistId",
         "foreignField": "ArtistId",
-        "as": "Albums",
+        "as": "albums",
         "pipeline": [
           {
             "$lookup": {
               "from": "Track",
               "localField": "AlbumId",
               "foreignField": "AlbumId",
-              "as": "Tracks"
-            }
-          },
-          {
-            "$replaceWith": {
-              "_id": "$_id",
-              "Title": "$Title",
-              "Tracks": "$Tracks"
+              "let": {
+                "albumTitle": "$Title"
+              },
+              "as": "tracks",
+              "pipeline": [
+                {
+                  "$replaceWith": {
+                    "track": "$Name",
+                    "album": "$$albumTitle"
+                  }
+                }
+              ]
             }
           }
         ]
@@ -49,8 +52,8 @@
     { 
       "$replaceWith": {
         "_id": "$_id",
-        "Name": "$Name",
-        "Albums": "$Albums"
+        "name": "$Name",
+        "albums": { "$map": { "input": "$albums", "in": "$$this.tracks" } }
       }
     }
   ]

diff --git a/fixtures/hasura/chinook/metadata/ArtistsWithAlbumsAndTracks.hml b/fixtures/hasura/chinook/metadata/ArtistsWithAlbumsAndTracks.hml
@@ -1,45 +1,3 @@
----
-kind: ObjectType
-version: v1
-definition:
-  name: AlbumWithTracks
-  fields:
-    - name: id
-      type: Chinook_ObjectId!
-    - name: title
-      type: String!
-    - name: tracks
-      type: "[Track!]!"
-  graphql:
-    typeName: Chinook_AlbumWithTracks
-    inputTypeName: Chinook_AlbumWithTracksInput
-  dataConnectorTypeMapping:
-    - dataConnectorName: chinook
-      dataConnectorObjectType: AlbumWithTracks
-      fieldMapping:
-        id:
-          column:
-            name: _id
-        title:
-          column:
-            name: Title
-        tracks:
-          column:
-            name: Tracks
-
----
-kind: TypePermissions
-version: v1
-definition:
-  typeName: AlbumWithTracks
-  permissions:
-    - role: admin
-      output:
-        allowedFields:
-          - id
-          - title
-          - tracks
-
 ---
 kind: ObjectType
 version: v1
@@ -49,7 +7,7 @@ definition:
     - name: id
       type: Chinook_ObjectId!
     - name: albums
-      type: "[AlbumWithTracks!]!"
+      type: "[[TrackWithAlbumTitle!]!]!"
     - name: name
       type: String!
   graphql:
@@ -64,10 +22,10 @@ definition:
             name: _id
         albums:
           column:
-            name: Albums
+            name: albums
         name:
           column:
-            name: Name
+            name: name
 
 ---
 kind: TypePermissions
@@ -143,3 +101,32 @@ definition:
       select:
         filter: null
 
+---
+kind: ObjectType
+version: v1
+definition:
+  name: TrackWithAlbumTitle
+  fields:
+    - name: album
+      type: String!
+    - name: track
+      type: String!
+  graphql:
+    typeName: Chinook_TrackWithAlbumTitle
+    inputTypeName: Chinook_TrackWithAlbumTitleInput
+  dataConnectorTypeMapping:
+    - dataConnectorName: chinook
+      dataConnectorObjectType: TrackWithAlbumTitle
+
+---
+kind: TypePermissions
+version: v1
+definition:
+  typeName: TrackWithAlbumTitle
+  permissions:
+    - role: admin
+      output:
+        allowedFields:
+          - album
+          - track
+
diff --git a/fixtures/hasura/chinook/metadata/chinook.hml b/fixtures/hasura/chinook/metadata/chinook.hml
@@ -536,22 +536,6 @@ definition:
               type:
                 type: named
                 name: String
-        AlbumWithTracks:
-          fields:
-            _id:
-              type:
-                type: named
-                name: ObjectId
-            Title:
-              type:
-                type: named
-                name: String
-            Tracks:
-              type:
-                type: array
-                element_type:
-                  type: named
-                  name: Track
         Artist:
           description: Object type for collection Artist
           fields:
@@ -575,13 +559,15 @@ definition:
               type:
                 type: named
                 name: ObjectId
-            Albums:
+            albums:
               type:
                 type: array
                 element_type:
-                  type: named
-                  name: AlbumWithTracks
-            Name:
+                  type: array
+                  element_type:
+                    type: named
+                    name: TrackWithAlbumTitle
+            name:
               type:
                 type: named
                 name: String
@@ -960,6 +946,16 @@ definition:
               type:
                 type: named
                 name: Decimal
+        TrackWithAlbumTitle:
+          fields:
+            album:
+              type:
+                type: named
+                name: String
+            track:
+              type:
+                type: named
+                name: String
       collections:
         - name: Album
           arguments: {}
@@ -1050,7 +1046,7 @@ definition:
                 - _id
           foreign_keys: {}
         - name: artists_with_albums_and_tracks
-          description: combines artist, albums, and tracks into a single document per artist
+          description: combines artist, albums, and tracks into a single document per artist - demonstrates array within array
           arguments: {}
           type: ArtistWithAlbumsAndTracks
           uniqueness_constraints: