feat(auth-app): Add an API to generate AppTokens

Signed-off-by: jkoberg <jkoberg@owncloud.com>

services/auth-app/pkg/server/http/option.go

@@ -0,0 +1,86 @@
+package http
+
+import (
+	"context"
+
+	gateway "github.com/cs3org/go-cs3apis/cs3/gateway/v1beta1"
+	"github.com/cs3org/reva/v2/pkg/rgrpc/todo/pool"
+	"github.com/owncloud/ocis/v2/ocis-pkg/log"
+	"github.com/owncloud/ocis/v2/services/auth-app/pkg/config"
+	"github.com/urfave/cli/v2"
+	"go.opentelemetry.io/otel/trace"
+)
+
+// Option defines a single option function.
+type Option func(o *Options)
+
+// Options defines the available options for this package.
+type Options struct {
+	Logger          log.Logger
+	Context         context.Context
+	Config          *config.Config
+	Flags           []cli.Flag
+	Namespace       string
+	GatewaySelector pool.Selectable[gateway.GatewayAPIClient]
+	TracerProvider  trace.TracerProvider
+}
+
+// newOptions initializes the available default options.
+func newOptions(opts ...Option) Options {
+	opt := Options{}
+
+	for _, o := range opts {
+		o(&opt)
+	}
+
+	return opt
+}
+
+// Logger provides a function to set the logger option.
+func Logger(val log.Logger) Option {
+	return func(o *Options) {
+		o.Logger = val
+	}
+}
+
+// Context provides a function to set the context option.
+func Context(val context.Context) Option {
+	return func(o *Options) {
+		o.Context = val
+	}
+}
+
+// Config provides a function to set the config option.
+func Config(val *config.Config) Option {
+	return func(o *Options) {
+		o.Config = val
+	}
+}
+
+// Flags provides a function to set the flags option.
+func Flags(val []cli.Flag) Option {
+	return func(o *Options) {
+		o.Flags = append(o.Flags, val...)
+	}
+}
+
+// Namespace provides a function to set the Namespace option.
+func Namespace(val string) Option {
+	return func(o *Options) {
+		o.Namespace = val
+	}
+}
+
+// GatewaySelector provides a function to configure the gateway client selector
+func GatewaySelector(gatewaySelector pool.Selectable[gateway.GatewayAPIClient]) Option {
+	return func(o *Options) {
+		o.GatewaySelector = gatewaySelector
+	}
+}
+
+// TracerProvider provides a function to set the TracerProvider option
+func TracerProvider(val trace.TracerProvider) Option {
+	return func(o *Options) {
+		o.TracerProvider = val
+	}
+}