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// Package graphqlidentity contains helpers for managing identities within the GraphQL API.
package graphqlidentity
import (
"context"
"github.com/MichaelMure/git-bug/cache"
"github.com/MichaelMure/git-bug/entity"
"github.com/MichaelMure/git-bug/identity"
"github.com/MichaelMure/git-bug/repository"
)
// identityCtxKey is a unique context key, accessible only in this package.
var identityCtxKey = &struct{}{}
// AttachToContext attaches an Identity to a context.
func AttachToContext(ctx context.Context, u *identity.Identity) context.Context {
return context.WithValue(ctx, identityCtxKey, u.Id())
}
// ForContext retrieves an IdentityCache from the context, or nil if no identity is present.
// If an error occurs while resolving the identity (e.g. I/O error), then it will be returned.
func ForContext(ctx context.Context, r *cache.RepoCache) (*cache.IdentityCache, error) {
id, ok := ctx.Value(identityCtxKey).(entity.Id)
if !ok {
return nil, nil
}
return r.ResolveIdentity(id)
}
// ForContextUncached retrieves an Identity from the context, or nil if no identity is present.
// If an error occurs while resolving the identity (e.g. I/O error), then it will be returned.
func ForContextUncached(ctx context.Context, repo repository.Repo) (*identity.Identity, error) {
id, ok := ctx.Value(identityCtxKey).(entity.Id)
if !ok {
return nil, nil
}
return identity.ReadLocal(repo, id)
}
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