GQL mutation to update project repo size

This one is open to anyone who can view the project, so that frontend
code can automatically look up the project size if it's missing, with no
manual button clicks necessary.

backend/LexBoxApi/GraphQL/ProjectMutations.cs

@@ -355,6 +355,24 @@ public async Task<IQueryable<Project>> SetRetentionPolicy(
         return dbContext.Projects.Where(p => p.Id == input.ProjectId);
     }
 
+    [Error<NotFoundException>]
+    [Error<DbError>]
+    [Error<UnauthorizedAccessException>]
+    [UseMutationConvention]
+    [UseFirstOrDefault]
+    [UseProjection]
+    public async Task<IQueryable<Project>> UpdateProjectRepoSizeInKb(string code,
+        IPermissionService permissionService,
+        ProjectService projectService,
+        LexBoxDbContext dbContext)
+    {
+        var projectId = await projectService.LookupProjectId(code);
+        await permissionService.AssertCanViewProject(projectId);
+        if (projectId == default) throw NotFoundException.ForType<Project>();
+        await projectService.UpdateRepoSizeInKb(code);
+        return dbContext.Projects.Where(p => p.Id == projectId);
+    }
+
     [Error<NotFoundException>]
     [Error<DbError>]
     [Error<UnauthorizedAccessException>]

backend/LexBoxApi/Services/ProjectService.cs

@@ -244,6 +244,16 @@ public async Task UpdateProjectMetadata(Project project)
         // Caller is responsible for caling dbContext.SaveChangesAsync()
     }
 
+    public async Task<int?> UpdateRepoSizeInKb(string projectCode)
+    {
+        var project = await dbContext.Projects.FirstOrDefaultAsync(p => p.Code == projectCode);
+        if (project is null) return null;
+        var size = await hgService.GetRepoSizeInKb(projectCode);
+        project.RepoSizeInKb = size;
+        await dbContext.SaveChangesAsync();
+        return size;
+    }
+
     public async Task ResetLexEntryCount(string projectCode)
     {
         var project = await dbContext.Projects

frontend/schema.graphql

@@ -256,6 +256,7 @@ type Mutation {
   changeProjectDescription(input: ChangeProjectDescriptionInput!): ChangeProjectDescriptionPayload! @cost(weight: "10")
   setProjectConfidentiality(input: SetProjectConfidentialityInput!): SetProjectConfidentialityPayload! @cost(weight: "10")
   setRetentionPolicy(input: SetRetentionPolicyInput!): SetRetentionPolicyPayload! @cost(weight: "10")
+  updateProjectRepoSizeInKb(input: UpdateProjectRepoSizeInKbInput!): UpdateProjectRepoSizeInKbPayload! @cost(weight: "10")
   updateProjectLexEntryCount(input: UpdateProjectLexEntryCountInput!): UpdateProjectLexEntryCountPayload! @cost(weight: "10")
   updateProjectLanguageList(input: UpdateProjectLanguageListInput!): UpdateProjectLanguageListPayload! @cost(weight: "10")
   updateLangProjectId(input: UpdateLangProjectIdInput!): UpdateLangProjectIdPayload! @cost(weight: "10")
@@ -384,6 +385,7 @@ type Project {
   flexProjectMetadata: FlexProjectMetadata
   organizations: [Organization!]!
   lastCommit: DateTime
+  repoSizeInKb: Int
   deletedDate: DateTime
   resetStatus: ResetStatus!
   projectOrigin: ProjectMigrationStatus!
@@ -512,6 +514,11 @@ type UpdateProjectLexEntryCountPayload {
   errors: [UpdateProjectLexEntryCountError!]
 }
 
+type UpdateProjectRepoSizeInKbPayload {
+  project: Project
+  errors: [UpdateProjectRepoSizeInKbError!]
+}
+
 type User {
   email: String @authorize(policy: "AdminRequiredPolicy")
   emailVerified: Boolean! @authorize(policy: "AdminRequiredPolicy")
@@ -619,6 +626,8 @@ union UpdateProjectLanguageListError = NotFoundError | DbError | UnauthorizedAcc
 
 union UpdateProjectLexEntryCountError = NotFoundError | DbError | UnauthorizedAccessError
 
+union UpdateProjectRepoSizeInKbError = NotFoundError | DbError | UnauthorizedAccessError
+
 input AddProjectMemberInput {
   projectId: UUID!
   usernameOrEmail: String
@@ -930,6 +939,7 @@ input ProjectFilterInput {
   users: ListFilterInputTypeOfProjectUsersFilterInput
   organizations: ListFilterInputTypeOfOrganizationFilterInput
   lastCommit: DateTimeOperationFilterInput
+  repoSizeInKb: IntOperationFilterInput
   deletedDate: DateTimeOperationFilterInput
   resetStatus: ResetStatusOperationFilterInput
   projectOrigin: ProjectMigrationStatusOperationFilterInput
@@ -964,6 +974,7 @@ input ProjectSortInput {
   isConfidential: SortEnumType @cost(weight: "10")
   flexProjectMetadata: FlexProjectMetadataSortInput @cost(weight: "10")
   lastCommit: SortEnumType @cost(weight: "10")
+  repoSizeInKb: SortEnumType @cost(weight: "10")
   deletedDate: SortEnumType @cost(weight: "10")
   resetStatus: SortEnumType @cost(weight: "10")
   projectOrigin: SortEnumType @cost(weight: "10")
@@ -1093,6 +1104,10 @@ input UpdateProjectLexEntryCountInput {
   code: String!
 }
 
+input UpdateProjectRepoSizeInKbInput {
+  code: String!
+}
+
 input UserFilterInput {
   and: [UserFilterInput!]
   or: [UserFilterInput!]