// Copyright 2020, Chef.  All rights reserved.
// https://github.com/q191201771/lal
//
// Use of this source code is governed by a MIT-style license
// that can be found in the License file.
//
// Author: Chef (191201771@qq.com)

package base

import "strings"

// 版本信息相关
// lal的一部分版本信息使用了naza.bininfo
// 另外，我们也在本文件提供另外一些信息
// 并且将这些信息打入可执行文件、日志、各协议中的标准版本字段中

// 版本，该变量由外部脚本修改维护
const LALVersion = "v0.21.0"

var (
	LALLibraryName = "lal"
	LALGithubRepo  = "github.com/q191201771/lal"
	LALGithubSite  = "https://github.com/q191201771/lal"
	LALDocSite     = "https://pengrl.com/lal"

	// e.g. lal v0.12.3 (github.com/q191201771/lal)
	LALFullInfo = LALLibraryName + " " + LALVersion + " (" + LALGithubRepo + ")"

	// e.g. 0.12.3
	LALVersionDot string

	// e.g. 0,12,3
	LALVersionComma string
)

var (
	// 植入rtmp握手随机字符串中
	// e.g. lal v0.12.3 (github.com/q191201771/lal)
	LALRTMPHandshakeWaterMark string

	// 植入rtmp server中的connect result信令中
	// 注意，有两个object，第一个object中的fmsVer我们保持通用公认的值，在第二个object中植入
	// e.g. 0,12,3
	LALRTMPConnectResultVersion string

	// e.g. lal0.12.3
	LALRTMPPushSessionConnectVersion string

	// e.g. lal0.12.3
	LALRTMPBuildMetadataEncoder string

	// e.g. lal/0.12.3
	LALHTTPFLVPullSessionUA string

	// e.g. lal0.12.3
	LALHTTPFLVSubSessionServer string

	// e.g. lal0.12.3
	LALHLSM3U8Server string

	// e.g. lal0.12.3
	LALHLSTSServer string

	// e.g. lal0.12.3
	LALRTSPOptionsResponseServer string

	// e.g. lal0.12.3
	LALHTTPTSSubSessionServer string

	// e.g. lal0.12.3
	LALHTTPAPIServer string

	// e.g. lal/0.12.3
	LALRTSPPullSessionUA string
)

// - rtmp handshake random buf
// - rtmp server(pub & sub)
//     - rtmp message connect result
//         - cdnws: 第一个obj: `fmsVer: FMS/3,0,1,123` 第二个obj: `version: x,x,x,xxx`
// - rtmp client(push & pull)
//     - rtmp message connect
//	       - ffmpeg push: `flashVer: FMLE/3.0 (compatible; Lavf57.83.100)`
//         - ffmpeg pull: `flashVer: LNX 9,0,124,2` -- emulated Flash client version - 9.0.124.2 on Linux
// - rtmp/flv build metadata
//     - encoder: Lavf57.83.100
// - httpflv pull
// 	   - wget: User-Agent: Wget/1.19.1 (darwin15.6.0)
// - httpflv sub
//     - `server:`
// - hls
//     - m3u8
//         - `Server:`
//     - ts
//         - `Server:`
// - rtsp server(pub & sub)
//     - Options response `Server:`
// - rtsp client(pull)
//     - Options User-Agent
//
// - httpts sub
//     - `server:`
//
// - http api
//     - `server:`

func init() {
	LALVersionDot = strings.TrimPrefix(LALVersion, "v")
	LALVersionComma = strings.Replace(LALVersionDot, ".", ",", -1)

	LALRTMPConnectResultVersion = LALVersionComma

	LALRTMPPushSessionConnectVersion = LALLibraryName + LALVersionDot
	LALRTMPBuildMetadataEncoder = LALLibraryName + LALVersionDot
	LALHTTPFLVSubSessionServer = LALLibraryName + LALVersionDot
	LALHLSM3U8Server = LALLibraryName + LALVersionDot
	LALHLSTSServer = LALLibraryName + LALVersionDot
	LALRTSPOptionsResponseServer = LALLibraryName + LALVersionDot
	LALHTTPTSSubSessionServer = LALLibraryName + LALVersionDot
	LALHTTPAPIServer = LALLibraryName + LALVersionDot

	LALHTTPFLVPullSessionUA = LALLibraryName + "/" + LALVersionDot
	LALRTSPPullSessionUA = LALLibraryName + "/" + LALVersionDot

	LALRTMPHandshakeWaterMark = LALFullInfo
}