Generate cover image (#376)

* Make mutating metadata ops mutation
* Implement scene generate screenshot
* Remove fetch policy on metadata mutations
* Port UI changes to v2.5
* Set generated image in database

graphql/documents/mutations/metadata.graphql

@@ -0,0 +1,27 @@
+mutation MetadataImport {
+  metadataImport
+}
+
+mutation MetadataExport {
+  metadataExport
+}
+
+mutation MetadataScan($input: ScanMetadataInput!) {
+  metadataScan(input: $input)
+}
+
+mutation MetadataGenerate($input: GenerateMetadataInput!) {
+  metadataGenerate(input: $input)
+}
+
+mutation MetadataAutoTag($input: AutoTagMetadataInput!) {
+  metadataAutoTag(input: $input)
+}
+
+mutation MetadataClean {
+  metadataClean
+}
+
+mutation StopJob {
+  stopJob
+}

graphql/documents/mutations/scene.graphql

@@ -78,4 +78,8 @@ mutation SceneResetO($id: ID!) {
 
 mutation SceneDestroy($id: ID!, $delete_file: Boolean, $delete_generated : Boolean) {
   sceneDestroy(input: {id: $id, delete_file: $delete_file, delete_generated: $delete_generated})
-}
+}
+
+mutation SceneGenerateScreenshot($id: ID!, $at: Float) {
+  sceneGenerateScreenshot(id: $id, at: $at)
+}

graphql/documents/queries/settings/metadata.graphql

@@ -1,27 +1,3 @@
-query MetadataImport {
-  metadataImport
-}
-
-query MetadataExport {
-  metadataExport
-}
-
-query MetadataScan($input: ScanMetadataInput!) {
-  metadataScan(input: $input)
-}
-
-query MetadataGenerate($input: GenerateMetadataInput!) {
-  metadataGenerate(input: $input)
-}
-
-query MetadataAutoTag($input: AutoTagMetadataInput!) {
-  metadataAutoTag(input: $input)
-}
-
-query MetadataClean {
-  metadataClean
-}
-
 query JobStatus {
   jobStatus {
     progress
@@ -29,7 +5,3 @@ query JobStatus {
     message
   }
 }
-
-query StopJob {
-  stopJob
-}

graphql/schema/schema.graphql

@@ -77,21 +77,7 @@ type Query {
 
   # Metadata
 
-  """Start an import. Returns the job ID"""
-  metadataImport: String!
-  """Start an export. Returns the job ID"""
-  metadataExport: String!
-  """Start a scan. Returns the job ID"""
-  metadataScan(input: ScanMetadataInput!): String!
-  """Start generating content. Returns the job ID"""
-  metadataGenerate(input: GenerateMetadataInput!): String!
-  """Start auto-tagging. Returns the job ID"""
-  metadataAutoTag(input: AutoTagMetadataInput!): String!
-  """Clean metadata. Returns the job ID"""
-  metadataClean: String!
-
   jobStatus: MetadataUpdateStatus!
-  stopJob: Boolean!
 
   # Get everything
 
@@ -120,6 +106,9 @@ type Mutation {
   """Resets the o-counter for a scene to 0. Returns the new value"""
   sceneResetO(id: ID!): Int!
 
+  """Generates screenshot at specified time in seconds. Leave empty to generate default screenshot"""
+  sceneGenerateScreenshot(id: ID!, at: Float): String!
+
   sceneMarkerCreate(input: SceneMarkerCreateInput!): SceneMarker
   sceneMarkerUpdate(input: SceneMarkerUpdateInput!): SceneMarker
   sceneMarkerDestroy(id: ID!): Boolean!
@@ -143,6 +132,21 @@ type Mutation {
   """Change general configuration options"""
   configureGeneral(input: ConfigGeneralInput!): ConfigGeneralResult!
   configureInterface(input: ConfigInterfaceInput!): ConfigInterfaceResult!
+
+  """Start an import. Returns the job ID"""
+  metadataImport: String!
+  """Start an export. Returns the job ID"""
+  metadataExport: String!
+  """Start a scan. Returns the job ID"""
+  metadataScan(input: ScanMetadataInput!): String!
+  """Start generating content. Returns the job ID"""
+  metadataGenerate(input: GenerateMetadataInput!): String!
+  """Start auto-tagging. Returns the job ID"""
+  metadataAutoTag(input: AutoTagMetadataInput!): String!
+  """Clean metadata. Returns the job ID"""
+  metadataClean: String!
+
+  stopJob: Boolean!
 }
 
 type Subscription {