# yaml-language-server: $schema=https://raw.githubusercontent.com/wundergraph/cosmo/main/router/pkg/config/config.schema.json
version: "1"

subgraphs:
  - name: users
    routing_url: http://subgraph-python:8000/graphql 
    schema:
      file: ./subgraphs/users/users-schema.graphql
    # introspection:
    #    url: http://localhost:8000/graphql
  - name: nats_events
    routing_url: http://nats-virtual # The router handles this via EDFS
    schema:
      file: ./subgraphs/users/schema.graphqls
    

# Use the "custom_schema" key instead of "custom_queries" 
# to ensure the base Mutation type is initialized correctly.
# custom_schema: |
#   schema {
#     query: Query
#     mutation: Mutation
#   }
#   type Mutation {
#     createUser(id: ID!, username: String!, email: String!): edfs__PublishResult! 
#       @edfs__natsPublish(subject: "user.created", providerId: "my-nats")
#   }

# Use the 'override_config' key to force the Mutation into the final schema
# Use custom_queries to 'extend' the Mutation type provided by your Python app
# custom_queries: |
#   extend type Mutation {
#     createUser(id: ID!, username: String!, email: String!): edfs__PublishResult! 
#       @edfs__natsPublish(subject: "user.created", providerId: "my-nats")
#   }

# This 'extends' the Mutation type you just created in app.py
# custom_queries: |
#   extend type Mutation {
#     createUser(id: ID!, username: String!, email: String!): edfs__PublishResult! 
#       @edfs__natsPublish(subject: "user.created", providerId: "my-nats")
#   }

# This "unlocks" the Mutation type in the router
# custom_schema: |
#   type Mutation
# This tells the COMPOSER (wgc) how to build the router.json
# edfs:
#   nats:
#     - id: "my-nats"
#       url: "nats://nats:4222"
#   publish:
#     - name: "createUser"
#       subject: "user.created"
#       providerId: "my-nats"
#       arguments:
#         - name: "id"
#           type: "ID!"
#         - name: "username"
#           type: "String!"
#         - name: "email"
#           type: "String!"