feat: support builtin script for enhanced mode

src-tauri/src/config/config.rs

@@ -84,15 +84,7 @@ impl Config {
 
     /// 生成配置存好
     pub fn generate() -> Result<()> {
-        let clash_config = { Config::clash().latest().clone() };
-
-        let tun_mode = { Config::verge().latest().enable_tun_mode.clone() };
-        let tun_mode = tun_mode.unwrap_or(false);
-
-        let pa = { Config::profiles().latest().gen_activate()? };
-
-        let (config, exists_keys, logs) =
-            enhance::enhance_config(clash_config.0, pa.current, pa.chain, pa.valid, tun_mode);
+        let (config, exists_keys, logs) = enhance::enhance();
 
         *Config::runtime().draft() = IRuntime {
             config: Some(config),

src-tauri/src/config/prfitem.rs

@@ -369,40 +369,4 @@ impl PrfItem {
         let path = dirs::app_profiles_dir()?.join(file);
         fs::write(path, data.as_bytes()).context("failed to save the file")
     }
-
-    /// get the data for enhanced mode
-    pub fn to_enhance(&self) -> Option<ChainItem> {
-        let itype = self.itype.as_ref()?.as_str();
-        let file = self.file.clone()?;
-        let uid = self.uid.clone().unwrap_or("".into());
-        let path = dirs::app_profiles_dir().ok()?.join(file);
-
-        if !path.exists() {
-            return None;
-        }
-
-        match itype {
-            "script" => Some(ChainItem {
-                uid,
-                data: ChainType::Script(fs::read_to_string(path).ok()?),
-            }),
-            "merge" => Some(ChainItem {
-                uid,
-                data: ChainType::Merge(help::read_merge_mapping(&path).ok()?),
-            }),
-            _ => None,
-        }
-    }
-}
-
-#[derive(Debug, Clone)]
-pub struct ChainItem {
-    pub uid: String,
-    pub data: ChainType,
-}
-
-#[derive(Debug, Clone)]
-pub enum ChainType {
-    Merge(Mapping),
-    Script(String),
 }

src-tauri/src/config/profiles.rs

@@ -1,4 +1,4 @@
-use super::{prfitem::PrfItem, ChainItem};
+use super::prfitem::PrfItem;
 use crate::utils::{dirs, help};
 use anyhow::{bail, Context, Result};
 use serde::{Deserialize, Serialize};
@@ -261,52 +261,20 @@ impl IProfiles {
         Ok(current == uid)
     }
 
-    /// generate the current Mapping data
-    fn gen_current(&self) -> Result<Mapping> {
-        let config = Mapping::new();
-
-        if self.current.is_none() || self.items.is_none() {
-            return Ok(config);
-        }
-
-        let current = self.current.as_ref().unwrap();
-        for item in self.items.as_ref().unwrap().iter() {
-            if item.uid.as_ref() == Some(current) {
-                let file_path = match item.file.as_ref() {
-                    Some(file) => dirs::app_profiles_dir()?.join(file),
-                    None => bail!("failed to get the file field"),
-                };
-
-                return Ok(help::read_merge_mapping(&file_path)?);
+    /// 获取current指向的配置内容
+    pub fn current_mapping(&self) -> Result<Mapping> {
+        match (self.current.as_ref(), self.items.as_ref()) {
+            (Some(current), Some(items)) => {
+                if let Some(item) = items.iter().find(|e| e.uid.as_ref() == Some(current)) {
+                    let file_path = match item.file.as_ref() {
+                        Some(file) => dirs::app_profiles_dir()?.join(file),
+                        None => bail!("failed to get the file field"),
+                    };
+                    return Ok(help::read_merge_mapping(&file_path)?);
+                }
+                bail!("failed to find the current profile \"uid:{current}\"");
             }
+            _ => Ok(Mapping::new()),
         }
-        bail!("failed to find the current profile \"uid:{current}\"");
     }
-
-    /// generate the data for activate clash config
-    pub fn gen_activate(&self) -> Result<PrfActivate> {
-        let current = self.gen_current()?;
-        let chain = match self.chain.as_ref() {
-            Some(chain) => chain
-                .iter()
-                .filter_map(|uid| self.get_item(uid).ok())
-                .filter_map(|item| item.to_enhance())
-                .collect::<Vec<ChainItem>>(),
-            None => vec![],
-        };
-        let valid = self.valid.clone().unwrap_or(vec![]);
-
-        Ok(PrfActivate {
-            current,
-            chain,
-            valid,
-        })
-    }
-}
-
-#[derive(Default, Clone)]
-pub struct PrfActivate {
-    pub current: Mapping,
-    pub chain: Vec<ChainItem>,
-    pub valid: Vec<String>,
 }

src-tauri/src/config/verge.rs

@@ -65,6 +65,9 @@ pub struct IVerge {
 
     /// 默认的延迟测试连接
     pub default_latency_test: Option<String>,
+
+    /// 是否使用内部的脚本支持，默认为真
+    pub enable_builtin_enhanced: Option<bool>,
 }
 
 #[derive(Default, Debug, Clone, Deserialize, Serialize)]
@@ -107,6 +110,7 @@ impl IVerge {
             enable_proxy_guard: Some(false),
             proxy_guard_duration: Some(30),
             auto_close_connection: Some(true),
+            enable_builtin_enhanced: Some(true),
             ..Self::default()
         }
     }
@@ -148,6 +152,7 @@ impl IVerge {
 
         patch!(auto_close_connection);
         patch!(default_latency_test);
+        patch!(enable_builtin_enhanced);
     }
 
     /// 在初始化前尝试拿到单例端口的值

src-tauri/src/enhance/builtin/hy_alpn.js

@@ -0,0 +1,10 @@
+function main(params) {
+  if (Array.isArray(params.proxies)) {
+    params.proxies.forEach((p, i) => {
+      if (p.type === "hysteria" && typeof p.alpn === "string") {
+        params.proxies[i].alpn = [p.alpn];
+      }
+    });
+  }
+  return params;
+}

src-tauri/src/enhance/chain.rs

@@ -0,0 +1,56 @@
+use crate::{
+    config::PrfItem,
+    utils::{dirs, help},
+};
+use serde_yaml::Mapping;
+use std::fs;
+
+#[derive(Debug, Clone)]
+pub struct ChainItem {
+    pub uid: String,
+    pub data: ChainType,
+}
+
+#[derive(Debug, Clone)]
+pub enum ChainType {
+    Merge(Mapping),
+    Script(String),
+}
+
+impl From<&PrfItem> for Option<ChainItem> {
+    fn from(item: &PrfItem) -> Self {
+        let itype = item.itype.as_ref()?.as_str();
+        let file = item.file.clone()?;
+        let uid = item.uid.clone().unwrap_or("".into());
+        let path = dirs::app_profiles_dir().ok()?.join(file);
+
+        if !path.exists() {
+            return None;
+        }
+
+        match itype {
+            "script" => Some(ChainItem {
+                uid,
+                data: ChainType::Script(fs::read_to_string(path).ok()?),
+            }),
+            "merge" => Some(ChainItem {
+                uid,
+                data: ChainType::Merge(help::read_merge_mapping(&path).ok()?),
+            }),
+            _ => None,
+        }
+    }
+}
+
+impl ChainItem {
+    /// 内建支持一些脚本
+    pub fn builtin() -> Vec<ChainItem> {
+        // meta 1.13.2 alpn string 转 数组
+        let hy_alpn = ChainItem {
+            uid: "verge_hy_alpn".into(),
+            data: ChainType::Script(include_str!("./builtin/hy_alpn.js").into()),
+        };
+
+        vec![hy_alpn]
+    }
+}

src-tauri/src/enhance/mod.rs

@@ -1,32 +1,67 @@
+mod chain;
 mod field;
 mod merge;
 mod script;
 mod tun;
 
+use self::chain::*;
 pub(self) use self::field::*;
 use self::merge::*;
 use self::script::*;
 use self::tun::*;
-use crate::config::{ChainItem, ChainType};
+use crate::config::Config;
 use serde_yaml::Mapping;
 use std::collections::HashMap;
 use std::collections::HashSet;
 
 type ResultLog = Vec<(String, String)>;
 
-pub fn enhance_config(
-    clash_config: Mapping,
-    profile_config: Mapping,
-    chain: Vec<ChainItem>,
-    valid: Vec<String>,
-    tun_mode: bool,
-) -> (Mapping, Vec<String>, HashMap<String, ResultLog>) {
-    let mut config = profile_config;
+/// Enhance mode
+/// 返回最终配置、该配置包含的键、和script执行的结果
+pub fn enhance() -> (Mapping, Vec<String>, HashMap<String, ResultLog>) {
+    let clash_config = { Config::clash().latest().0.clone() };
+
+    let (tun_mode, enable_builtin) = {
+        let verge = Config::verge();
+        let verge = verge.latest();
+        (
+            verge.enable_tun_mode.clone(),
+            verge.enable_builtin_enhanced.clone(),
+        )
+    };
+
+    let tun_mode = tun_mode.unwrap_or(false);
+    let enable_builtin = enable_builtin.unwrap_or(true);
+
+    let (mut config, mut chain, valid) = {
+        let profiles = Config::profiles();
+        let profiles = profiles.latest();
+
+        let current = profiles.current_mapping().unwrap_or(Mapping::new());
+
+        let chain = match profiles.chain.as_ref() {
+            Some(chain) => chain
+                .iter()
+                .filter_map(|uid| profiles.get_item(uid).ok())
+                .filter_map(|item| <Option<ChainItem>>::from(item))
+                .collect::<Vec<ChainItem>>(),
+            None => vec![],
+        };
+
+        let valid = profiles.valid.clone().unwrap_or(vec![]);
+
+        (current, chain, valid)
+    };
+
     let mut result_map = HashMap::new();
     let mut exists_keys = use_keys(&config);
 
     let valid = use_valid_fields(valid);
 
+    if enable_builtin {
+        chain.extend(ChainItem::builtin().into_iter());
+    }
+
     chain.into_iter().for_each(|item| match item.data {
         ChainType::Merge(merge) => {
             exists_keys.extend(use_keys(&merge));