mutation resolvers

generated interfaces

type Resolvers interface {
        CollectionOps_Section(ctx context.Context, obj *CollectionOps, id string) (*SectionOps, error)
        CollectionOps_addSection(ctx context.Context, obj *CollectionOps, name string) (*Section, error)
        CollectionOps_removeSection(ctx context.Context, obj *CollectionOps, id string) (*bool, error)
        Mutation_Collection(ctx context.Context, id string) (*CollectionOps, error)
        Query_Collection(ctx context.Context, id string) (*Collection, error)
        SectionOps_addTag(ctx context.Context, obj *SectionOps, value string) (*Tag, error)
        SectionOps_removeTag(ctx context.Context, obj *SectionOps, value string) (*bool, error)
}

type ResolverRoot interface {
        CollectionOps() CollectionOpsResolver
        Mutation() MutationResolver
        Query() QueryResolver
        SectionOps() SectionOpsResolver
}
type CollectionOpsResolver interface {
        Section(ctx context.Context, obj *CollectionOps, id string) (*SectionOps, error)
        AddSection(ctx context.Context, obj *CollectionOps, name string) (*Section, error)
        RemoveSection(ctx context.Context, obj *CollectionOps, id string) (*bool, error)
}
type MutationResolver interface {
        Collection(ctx context.Context, id string) (*CollectionOps, error)
}
type QueryResolver interface {
        Collection(ctx context.Context, id string) (*Collection, error)
}
type SectionOpsResolver interface {
        AddTag(ctx context.Context, obj *SectionOps, value string) (*Tag, error)
        RemoveTag(ctx context.Context, obj *SectionOps, value string) (*bool, error)
}

gqlgen.yml

models:
  CollectionOps:
    model: mutate.CollectionOps
    fields:
      Section:
        resolver: true  # force a resolver to be generated
      addSection:
        resolver: true
      removeSection:
        resolver: true
  SectionOps:
    model: mutate.SectionOps
    fields:
      addTag:
        resolver: true
      removeTag:
        resolver: true

models.go

package mutate

type CollectionOps struct {
  ID string
}
type SectionOps struct {
  ID string
}

schema.graphql

type Tag {
  value: String!
}

type Section {
  id: ID!
  name: String!
  tags: [Tag!]!
  tag(value: String!): Tag
}

type Collection {
  id: ID!
  sections: [Section!]!
  section(id: ID!): Section!
}

type Query {
    Collection(id: ID!): Collection
}

type SectionOps {
  addTag(value: String!): Tag
  removeTag(value: String!): Boolean
}

type CollectionOps {
  Section(id: ID!): SectionOps
  addSection(name: String!): Section
  removeSection(id: ID!): Boolean
}

type Mutation {
  Collection(id: ID!): CollectionOps
}