// Copyright (c) Tailscale Inc & contributors
// SPDX-License-Identifier: BSD-3-Clause

//go:build ts_omit_logtail

package logtail

import (
	"context"
	"iter"
	"time"

	tslogger "tailscale.com/types/logger"
	"tailscale.com/types/logid"
)

// Noop implementations of everything when ts_omit_logtail is set.

type Logger struct{}

type Buffer any

type Logtail struct {
	ClientTime time.Time `json:"client_time,omitzero"`
	ProcID     uint32    `json:"proc_id,omitzero"`
	ProcSeq    uint64    `json:"proc_seq,omitzero"`
}

type LogEntry[T any] struct {
	Logtail Logtail `json:"logtail,omitzero"`
	Value   T       `json:",inline"`
}

func UploadLogs[T any](ctx context.Context, conf Config, entries iter.Seq[LogEntry[T]]) error {
	return nil
}

func Disable() {}

func (*Logger) SetEnabled(enabled bool) {}

func NewLogger(cfg Config, logf tslogger.Logf) *Logger {
	return &Logger{}
}

func (*Logger) Write(p []byte) (n int, err error) {
	return len(p), nil
}

func (*Logger) Logf(format string, args ...any)    {}
func (*Logger) Shutdown(ctx context.Context) error { return nil }
func (*Logger) SetVerbosityLevel(level int)        {}

func (l *Logger) SetSockstatsLabel(label any) {}

func (l *Logger) PrivateID() logid.PrivateID { return logid.PrivateID{} }
func (l *Logger) StartFlush()                {}

func RegisterLogTap(dst chan<- string) (unregister func()) {
	return func() {}
}

func (*Logger) SetNetMon(any) {}