// This file was auto-generated by the veyron vdl tool.
// Source: debug.vdl

package debug

import (
	"veyron2/services/mgmt/logreader"

	"veyron2/services/mgmt/stats"

	// The non-user imports are prefixed with "_gen_" to prevent collisions.
	_gen_veyron2 "veyron2"
	_gen_context "veyron2/context"
	_gen_ipc "veyron2/ipc"
	_gen_naming "veyron2/naming"
	_gen_vdlutil "veyron2/vdl/vdlutil"
	_gen_wiretype "veyron2/wiretype"
)

// TODO(bprosnitz) Remove this line once signatures are updated to use typevals.
// It corrects a bug where _gen_wiretype is unused in VDL pacakges where only bootstrap types are used on interfaces.
const _ = _gen_wiretype.TypeIDInvalid

// This interface exists only for the purpose of generating a valid Signature
// for all the interfaces that are served by the debug server. It should be
// removed when https://code.google.com/p/envyor/issues/detail?id=285 is
// resolved.
// Debug is the interface the client binds and uses.
// Debug_ExcludingUniversal is the interface without internal framework-added methods
// to enable embedding without method collisions.  Not to be used directly by clients.
type Debug_ExcludingUniversal interface {
	// LogFile can be used to access log files remotely.
	logreader.LogFile_ExcludingUniversal
	// The Stats interface is used to access stats for troubleshooting and
	// monitoring purposes. The stats objects are discoverable via the Globbable
	// interface and watchable via the GlobWatcher interface.
	//
	// The types of the object values are implementation specific, but should be
	// primarily numeric in nature, e.g. counters, memory usage, latency metrics,
	// etc.
	stats.Stats_ExcludingUniversal
}
type Debug interface {
	_gen_ipc.UniversalServiceMethods
	Debug_ExcludingUniversal
}

// DebugService is the interface the server implements.
type DebugService interface {

	// LogFile can be used to access log files remotely.
	logreader.LogFileService
	// The Stats interface is used to access stats for troubleshooting and
	// monitoring purposes. The stats objects are discoverable via the Globbable
	// interface and watchable via the GlobWatcher interface.
	//
	// The types of the object values are implementation specific, but should be
	// primarily numeric in nature, e.g. counters, memory usage, latency metrics,
	// etc.
	stats.StatsService
}

// BindDebug returns the client stub implementing the Debug
// interface.
//
// If no _gen_ipc.Client is specified, the default _gen_ipc.Client in the
// global Runtime is used.
func BindDebug(name string, opts ..._gen_ipc.BindOpt) (Debug, error) {
	var client _gen_ipc.Client
	switch len(opts) {
	case 0:
		// Do nothing.
	case 1:
		if clientOpt, ok := opts[0].(_gen_ipc.Client); opts[0] == nil || ok {
			client = clientOpt
		} else {
			return nil, _gen_vdlutil.ErrUnrecognizedOption
		}
	default:
		return nil, _gen_vdlutil.ErrTooManyOptionsToBind
	}
	stub := &clientStubDebug{defaultClient: client, name: name}
	stub.LogFile_ExcludingUniversal, _ = logreader.BindLogFile(name, client)
	stub.Stats_ExcludingUniversal, _ = stats.BindStats(name, client)

	return stub, nil
}

// NewServerDebug creates a new server stub.
//
// It takes a regular server implementing the DebugService
// interface, and returns a new server stub.
func NewServerDebug(server DebugService) interface{} {
	return &ServerStubDebug{
		ServerStubLogFile: *logreader.NewServerLogFile(server).(*logreader.ServerStubLogFile),
		ServerStubStats:   *stats.NewServerStats(server).(*stats.ServerStubStats),
		service:           server,
	}
}

// clientStubDebug implements Debug.
type clientStubDebug struct {
	logreader.LogFile_ExcludingUniversal
	stats.Stats_ExcludingUniversal

	defaultClient _gen_ipc.Client
	name          string
}

func (__gen_c *clientStubDebug) client(ctx _gen_context.T) _gen_ipc.Client {
	if __gen_c.defaultClient != nil {
		return __gen_c.defaultClient
	}
	return _gen_veyron2.RuntimeFromContext(ctx).Client()
}

func (__gen_c *clientStubDebug) UnresolveStep(ctx _gen_context.T, opts ..._gen_ipc.CallOpt) (reply []string, err error) {
	var call _gen_ipc.Call
	if call, err = __gen_c.client(ctx).StartCall(ctx, __gen_c.name, "UnresolveStep", nil, opts...); err != nil {
		return
	}
	if ierr := call.Finish(&reply, &err); ierr != nil {
		err = ierr
	}
	return
}

func (__gen_c *clientStubDebug) Signature(ctx _gen_context.T, opts ..._gen_ipc.CallOpt) (reply _gen_ipc.ServiceSignature, err error) {
	var call _gen_ipc.Call
	if call, err = __gen_c.client(ctx).StartCall(ctx, __gen_c.name, "Signature", nil, opts...); err != nil {
		return
	}
	if ierr := call.Finish(&reply, &err); ierr != nil {
		err = ierr
	}
	return
}

func (__gen_c *clientStubDebug) GetMethodTags(ctx _gen_context.T, method string, opts ..._gen_ipc.CallOpt) (reply []interface{}, err error) {
	var call _gen_ipc.Call
	if call, err = __gen_c.client(ctx).StartCall(ctx, __gen_c.name, "GetMethodTags", []interface{}{method}, opts...); err != nil {
		return
	}
	if ierr := call.Finish(&reply, &err); ierr != nil {
		err = ierr
	}
	return
}

// ServerStubDebug wraps a server that implements
// DebugService and provides an object that satisfies
// the requirements of veyron2/ipc.ReflectInvoker.
type ServerStubDebug struct {
	logreader.ServerStubLogFile
	stats.ServerStubStats

	service DebugService
}

func (__gen_s *ServerStubDebug) GetMethodTags(call _gen_ipc.ServerCall, method string) ([]interface{}, error) {
	// TODO(bprosnitz) GetMethodTags() will be replaces with Signature().
	// Note: This exhibits some weird behavior like returning a nil error if the method isn't found.
	// This will change when it is replaced with Signature().
	if resp, err := __gen_s.ServerStubLogFile.GetMethodTags(call, method); resp != nil || err != nil {
		return resp, err
	}
	if resp, err := __gen_s.ServerStubStats.GetMethodTags(call, method); resp != nil || err != nil {
		return resp, err
	}
	return nil, nil
}

func (__gen_s *ServerStubDebug) Signature(call _gen_ipc.ServerCall) (_gen_ipc.ServiceSignature, error) {
	result := _gen_ipc.ServiceSignature{Methods: make(map[string]_gen_ipc.MethodSignature)}

	result.TypeDefs = []_gen_vdlutil.Any{}
	var ss _gen_ipc.ServiceSignature
	var firstAdded int
	ss, _ = __gen_s.ServerStubLogFile.Signature(call)
	firstAdded = len(result.TypeDefs)
	for k, v := range ss.Methods {
		for i, _ := range v.InArgs {
			if v.InArgs[i].Type >= _gen_wiretype.TypeIDFirst {
				v.InArgs[i].Type += _gen_wiretype.TypeID(firstAdded)
			}
		}
		for i, _ := range v.OutArgs {
			if v.OutArgs[i].Type >= _gen_wiretype.TypeIDFirst {
				v.OutArgs[i].Type += _gen_wiretype.TypeID(firstAdded)
			}
		}
		if v.InStream >= _gen_wiretype.TypeIDFirst {
			v.InStream += _gen_wiretype.TypeID(firstAdded)
		}
		if v.OutStream >= _gen_wiretype.TypeIDFirst {
			v.OutStream += _gen_wiretype.TypeID(firstAdded)
		}
		result.Methods[k] = v
	}
	//TODO(bprosnitz) combine type definitions from embeded interfaces in a way that doesn't cause duplication.
	for _, d := range ss.TypeDefs {
		switch wt := d.(type) {
		case _gen_wiretype.SliceType:
			if wt.Elem >= _gen_wiretype.TypeIDFirst {
				wt.Elem += _gen_wiretype.TypeID(firstAdded)
			}
			d = wt
		case _gen_wiretype.ArrayType:
			if wt.Elem >= _gen_wiretype.TypeIDFirst {
				wt.Elem += _gen_wiretype.TypeID(firstAdded)
			}
			d = wt
		case _gen_wiretype.MapType:
			if wt.Key >= _gen_wiretype.TypeIDFirst {
				wt.Key += _gen_wiretype.TypeID(firstAdded)
			}
			if wt.Elem >= _gen_wiretype.TypeIDFirst {
				wt.Elem += _gen_wiretype.TypeID(firstAdded)
			}
			d = wt
		case _gen_wiretype.StructType:
			for i, fld := range wt.Fields {
				if fld.Type >= _gen_wiretype.TypeIDFirst {
					wt.Fields[i].Type += _gen_wiretype.TypeID(firstAdded)
				}
			}
			d = wt
			// NOTE: other types are missing, but we are upgrading anyways.
		}
		result.TypeDefs = append(result.TypeDefs, d)
	}
	ss, _ = __gen_s.ServerStubStats.Signature(call)
	firstAdded = len(result.TypeDefs)
	for k, v := range ss.Methods {
		for i, _ := range v.InArgs {
			if v.InArgs[i].Type >= _gen_wiretype.TypeIDFirst {
				v.InArgs[i].Type += _gen_wiretype.TypeID(firstAdded)
			}
		}
		for i, _ := range v.OutArgs {
			if v.OutArgs[i].Type >= _gen_wiretype.TypeIDFirst {
				v.OutArgs[i].Type += _gen_wiretype.TypeID(firstAdded)
			}
		}
		if v.InStream >= _gen_wiretype.TypeIDFirst {
			v.InStream += _gen_wiretype.TypeID(firstAdded)
		}
		if v.OutStream >= _gen_wiretype.TypeIDFirst {
			v.OutStream += _gen_wiretype.TypeID(firstAdded)
		}
		result.Methods[k] = v
	}
	//TODO(bprosnitz) combine type definitions from embeded interfaces in a way that doesn't cause duplication.
	for _, d := range ss.TypeDefs {
		switch wt := d.(type) {
		case _gen_wiretype.SliceType:
			if wt.Elem >= _gen_wiretype.TypeIDFirst {
				wt.Elem += _gen_wiretype.TypeID(firstAdded)
			}
			d = wt
		case _gen_wiretype.ArrayType:
			if wt.Elem >= _gen_wiretype.TypeIDFirst {
				wt.Elem += _gen_wiretype.TypeID(firstAdded)
			}
			d = wt
		case _gen_wiretype.MapType:
			if wt.Key >= _gen_wiretype.TypeIDFirst {
				wt.Key += _gen_wiretype.TypeID(firstAdded)
			}
			if wt.Elem >= _gen_wiretype.TypeIDFirst {
				wt.Elem += _gen_wiretype.TypeID(firstAdded)
			}
			d = wt
		case _gen_wiretype.StructType:
			for i, fld := range wt.Fields {
				if fld.Type >= _gen_wiretype.TypeIDFirst {
					wt.Fields[i].Type += _gen_wiretype.TypeID(firstAdded)
				}
			}
			d = wt
			// NOTE: other types are missing, but we are upgrading anyways.
		}
		result.TypeDefs = append(result.TypeDefs, d)
	}

	return result, nil
}

func (__gen_s *ServerStubDebug) UnresolveStep(call _gen_ipc.ServerCall) (reply []string, err error) {
	if unresolver, ok := __gen_s.service.(_gen_ipc.Unresolver); ok {
		return unresolver.UnresolveStep(call)
	}
	if call.Server() == nil {
		return
	}
	var published []string
	if published, err = call.Server().Published(); err != nil || published == nil {
		return
	}
	reply = make([]string, len(published))
	for i, p := range published {
		reply[i] = _gen_naming.Join(p, call.Name())
	}
	return
}