add support to new version vmess link

some information can be found at: https://github.com/v2ray/discussion/issues/720

V2rayNG/app/src/main/kotlin/com/v2ray/ang/util/AngConfigManager.kt

@@ -2,7 +2,6 @@ package com.v2ray.ang.util
 
 import android.graphics.Bitmap
 import android.text.TextUtils
-import android.util.Log
 import com.google.gson.Gson
 import com.v2ray.ang.AngApplication
 import com.v2ray.ang.AppConfig
@@ -16,12 +15,9 @@ import com.v2ray.ang.AppConfig.VMESS_PROTOCOL
 import com.v2ray.ang.R
 import com.v2ray.ang.dto.AngConfig
 import com.v2ray.ang.dto.VmessQRCode
-import com.v2ray.ang.extension.defaultDPreference
-import org.jetbrains.anko.toast
+import java.net.URI
 import java.net.URLDecoder
 import java.util.*
-import java.net.*
-import java.math.BigInteger
 
 object AngConfigManager {
     private lateinit var app: AngApplication
@@ -256,7 +252,11 @@ object AngConfigManager {
             if (server.startsWith(VMESS_PROTOCOL)) {
 
                 val indexSplit = server.indexOf("?")
-                if (indexSplit > 0) {
+                val newVmess = tryParseNewVmess(server)
+                if (newVmess != null) {
+                    vmess = newVmess
+                    vmess.subid = subid
+                } else if (indexSplit > 0) {
                     vmess = ResolveVmess4Kitsunebi(server)
                 } else {
 
@@ -378,6 +378,60 @@ object AngConfigManager {
         return 0
     }
 
+    fun tryParseNewVmess(uri: String): AngConfig.VmessBean? {
+        return runCatching {
+            val uri = URI(uri)
+            check(uri.scheme == "vmess")
+            val (_, protocol, tlsStr, uuid, alterId) =
+                    Regex("(tcp|http|ws|kcp|quic)(\\+tls)?:([0-9a-z]{8}-[0-9a-z]{4}-[0-9a-z]{4}-[0-9a-z]{4}-[0-9a-z]{12})-([0-9]+)")
+                            .matchEntire(uri.userInfo)?.groupValues
+                            ?: error("parse user info fail.")
+            val tls = tlsStr.isNotBlank()
+            val queryParam = uri.rawQuery.split("&")
+                    .map { it.split("=").let { (k, v) -> k to URLDecoder.decode(v, "utf-8")!! } }
+                    .toMap()
+            val vmess = AngConfig.VmessBean()
+            vmess.address = uri.host
+            vmess.port = uri.port
+            vmess.guid = uuid
+            vmess.alterId = alterId.toInt()
+            vmess.streamSecurity = if (tls) "tls" else ""
+            vmess.remarks = uri.fragment
+
+            // TODO: allowInsecure not supported
+
+            when (protocol) {
+                "tcp" -> {
+                    vmess.network = "tcp"
+                    vmess.headerType = queryParam["type"] ?: "none"
+                    vmess.requestHost = queryParam["host"] ?: ""
+                }
+                "http" -> {
+                    vmess.network = "h2"
+                    vmess.path = queryParam["path"]?.takeIf { it.trim() != "/" } ?: ""
+                    vmess.requestHost = queryParam["host"]?.split("|")?.get(0) ?: ""
+                }
+                "ws" -> {
+                    vmess.network = "ws"
+                    vmess.path = queryParam["path"]?.takeIf { it.trim() != "/" } ?: ""
+                    vmess.requestHost = queryParam["host"]?.split("|")?.get(0) ?: ""
+                }
+                "kcp" -> {
+                    vmess.network = "kcp"
+                    vmess.headerType = queryParam["type"] ?: "none"
+                    vmess.path = queryParam["seed"] ?: ""
+                }
+                "quic" -> {
+                    vmess.network = "quic"
+                    vmess.security = queryParam["security"] ?: "none"
+                    vmess.headerType = queryParam["type"] ?: "none"
+                    vmess.path = queryParam["key"] ?: ""
+                }
+            }
+            vmess
+        }.getOrNull()
+    }
+
     private fun ResolveVmess4Kitsunebi(server: String): AngConfig.VmessBean {
 
         val vmess = AngConfig.VmessBean()