first commit

libs/api/tracker/application/src/lib/commands/add-project-member.command-handler.ts

@@ -0,0 +1,22 @@
+import { CommandHandler, ICommandHandler } from '@nestjs/cqrs';
+import { AddProjectMemberCommand } from './add-project-member.command';
+import { CommandResult, ack } from './command-result';
+import { WriteAccess } from './write-access';
+
+@CommandHandler(AddProjectMemberCommand)
+export class AddProjectMemberCommandHandler
+  implements ICommandHandler<AddProjectMemberCommand>
+{
+  constructor(private readonly access: WriteAccess) {}
+
+  async execute(command: AddProjectMemberCommand): Promise<CommandResult> {
+    const project = await this.access.project(command.projectId);
+    await this.access.assertKnownActiveUser(
+      command.userId,
+      command.accessToken,
+    );
+    project.addMember(command.actorId, command.userId, command.role);
+    await project.commitAndWait();
+    return ack(project);
+  }
+}