From 8bf2738f14f9d30b9bfbf6999fbbdf91a5993469 Mon Sep 17 00:00:00 2001
From: Roy Li <me@dada.li>
Date: Thu, 14 Nov 2019 12:06:43 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20Provider=20=E5=A4=84=E7=90=86=E6=94=B9?=
 =?UTF-8?q?=E4=B8=BA=E5=B9=B6=E5=8F=91?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 lib/class/Provider.ts |  5 +++++
 lib/generate.ts       | 19 +++++++++++++------
 lib/utils/constant.ts |  2 ++
 lib/utils/index.ts    |  4 ++--
 4 files changed, 22 insertions(+), 8 deletions(-)

diff --git a/lib/class/Provider.ts b/lib/class/Provider.ts
index 62faaa664..d3c735a1f 100644
--- a/lib/class/Provider.ts
+++ b/lib/class/Provider.ts
@@ -5,6 +5,7 @@ import {
   NodeNameFilterType,
   ProviderConfig,
   SupportProviderEnum,
+  PossibleNodeConfigType,
 } from '../types';
 
 let globalPort: number = 61100;
@@ -56,4 +57,8 @@ export default class Provider {
     }
     return globalPort++;
   }
+
+  public getNodeList(): Promise<ReadonlyArray<PossibleNodeConfigType>> {
+    return Promise.resolve([]);
+  };
 }
diff --git a/lib/generate.ts b/lib/generate.ts
index 4ea8651b4..5a1b79480 100644
--- a/lib/generate.ts
+++ b/lib/generate.ts
@@ -1,6 +1,7 @@
 'use strict';
 
 import assert from 'assert';
+import Bluebird from 'bluebird';
 import chalk from 'chalk';
 import fs from 'fs-extra';
 import _ from 'lodash';
@@ -42,6 +43,8 @@ import {
 } from './utils/filter';
 import getProvider from './utils/get-provider';
 import { prependFlag } from './utils/flag';
+import { NETWORK_CONCURRENCY } from './utils/constant';
+import Provider from './class/Provider';
 
 const spinner = ora();
 
@@ -101,33 +104,33 @@ export async function generate(
   let customFilters: ProviderConfig['customFilters'];
   let netflixFilter: NodeNameFilterType;
   let youtubePremiumFilter: NodeNameFilterType;
+  let progress = 0;
 
   if (config.binPath && config.binPath.v2ray) {
     config.binPath.vmess = config.binPath.v2ray;
   }
 
-  for (const providerName of providerList) {
+  const providerMapper = async (providerName: string): Promise<void> => {
     const filePath = path.resolve(config.providerDir, `${providerName}.js`);
 
     if (!fs.existsSync(filePath)) {
       throw new Error(`文件 ${filePath} 不存在`);
     }
 
-    spinner.text = `正在处理 Provider: ${providerName}`;
-    let provider;
-    let nodeConfigList;
+    let provider: Provider;
+    let nodeConfigList: ReadonlyArray<PossibleNodeConfigType>;
 
     try {
       provider = getProvider(require(filePath));
     } catch (err) {
-      err.message = `处理 Provider 时出现错误，相关文件 ${filePath} ，错误原因: ${err.message}`;
+      err.message = `处理 ${chalk.cyan(providerName)} 时出现错误，相关文件 ${filePath} ，错误原因: ${err.message}`;
       throw err;
     }
 
     try {
       nodeConfigList = await provider.getNodeList();
     } catch (err) {
-      err.message = `获取 Provider 节点时出现错误，相关文件 ${filePath} ，错误原因: ${err.message}`;
+      err.message = `获取 ${chalk.cyan(providerName)} 节点时出现错误，相关文件 ${filePath} ，错误原因: ${err.message}`;
       throw err;
     }
 
@@ -174,8 +177,12 @@ export async function generate(
         nodeList.push(nodeConfig);
       }
     });
+
+    spinner.text = `已处理 Provider ${++progress}/${providerList.length}...`;
   }
 
+  await Bluebird.map(providerList, providerMapper, { concurrency: NETWORK_CONCURRENCY });
+
   try {
     return templateEngine.render(`${template}.tpl`, {
       downloadUrl: getDownloadUrl(config.urlBase, artifactName, true, gatewayHasToken ? gatewayConfig.accessToken : undefined),
diff --git a/lib/utils/constant.ts b/lib/utils/constant.ts
index 982b3fdc1..5445076f9 100644
--- a/lib/utils/constant.ts
+++ b/lib/utils/constant.ts
@@ -1,5 +1,7 @@
 export const NETWORK_TIMEOUT = process.env.SURGIO_NETWORK_TIMEOUT ? Number(process.env.SURGIO_NETWORK_TIMEOUT) : 20000;
 
+export const NETWORK_CONCURRENCY = process.env.SURGIO_NETWORK_CONCURRENCY ? Number(process.env.SURGIO_NETWORK_CONCURRENCY) : 5;
+
 export const OBFS_UA = 'Mozilla/5.0 (iPhone; CPU iPhone OS 12_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148';
 
 export const PROXY_TEST_URL = 'http://www.qualcomm.cn/generate_204';
diff --git a/lib/utils/index.ts b/lib/utils/index.ts
index 8557c730c..32580269b 100644
--- a/lib/utils/index.ts
+++ b/lib/utils/index.ts
@@ -33,7 +33,7 @@ import {
 } from '../types';
 import { normalizeConfig, validateConfig } from './config';
 import { parseSSRUri } from './ssr';
-import { OBFS_UA, NETWORK_TIMEOUT } from './constant';
+import { OBFS_UA, NETWORK_TIMEOUT, NETWORK_CONCURRENCY } from './constant';
 import { formatVmessUri } from './v2ray';
 
 const debug = Debug('surgio:utils');
@@ -1154,7 +1154,7 @@ export const loadRemoteSnippetList = (remoteSnippetList: ReadonlyArray<RemoteSni
       text: str, // 原始内容
     }));
   }, {
-    concurrency: 5,
+    concurrency: NETWORK_CONCURRENCY,
   });
 };