add noneed country filter

api/router.go

@@ -69,8 +69,9 @@ func setupRouter() {
 	router.GET("/clash/proxies", func(c *gin.Context) {
 		proxyTypes := c.DefaultQuery("type", "")
 		proxyCountry := c.DefaultQuery("c", "")
+		proxyNotCountry := c.DefaultQuery("nc", "")
 		text := ""
-		if proxyTypes == "" && proxyCountry == "" {
+		if proxyTypes == "" && proxyCountry == "" && proxyNotCountry == "" {
 			text = cache.GetString("clashproxies")
 			if text == "" {
 				proxies := cache.GetProxies("proxies")
@@ -80,11 +81,21 @@ func setupRouter() {
 			}
 		} else if proxyTypes == "all" {
 			proxies := cache.GetProxies("allproxies")
-			clash := provider.Clash{Proxies: proxies, Types: proxyTypes, Country: proxyCountry}
+			clash := provider.Clash{
+				Proxies:    proxies,
+				Types:      proxyTypes,
+				Country:    proxyCountry,
+				NotCountry: proxyNotCountry,
+			}
 			text = clash.Provide()
 		} else {
 			proxies := cache.GetProxies("proxies")
-			clash := provider.Clash{Proxies: proxies, Types: proxyTypes, Country: proxyCountry}
+			clash := provider.Clash{
+				Proxies:    proxies,
+				Types:      proxyTypes,
+				Country:    proxyCountry,
+				NotCountry: proxyNotCountry,
+			}
 			text = clash.Provide()
 		}
 		c.String(200, text)

assets/html/clash.html

@@ -109,7 +109,7 @@
             <p>Clash proxy-provider(Shadowrocket添加订阅方式可用)：<a href="https://{{ .domain }}/clash/proxies">https://{{ .domain }}/clash/proxies</a></p>
             <br>
 			<p>筛选代理类型(此种方式你只能自己维护配置文件)：https://{{ .domain }}/clash/proxies?type=ss,ssr,vmess</p>
-			<p>筛选国家(此种方式你只能自己维护配置文件)：https://{{ .domain }}/clash/proxies?type=ss,ssr,vmess&c=HK,TW,US</p>
+            <p>筛选国家：https://{{ .domain }}/clash/proxies?c=HK,TW,US&nc=JP （c为需要的国家，nc为不需要的国家）</p>
             <p>所有节点的Provider(不是都可以用)：<a href="https://{{ .domain }}/clash/proxies?type=all">https://{{ .domain }}/clash/proxies?type=all</a></p>
             <br>
             <p>抓取程序已开源：<a href="https://github.com/zu1k/proxypool">https://github.com/zu1k/proxypool</a></p>

assets/html/index.html

@@ -121,7 +121,7 @@
             <p>Clash proxy-provider(Shadowrocket添加订阅方式可用)：<a href="https://{{ .domain }}/clash/proxies">https://{{ .domain }}/clash/proxies</a>
             </p>
             <p>筛选代理类型：https://{{ .domain }}/clash/proxies?type=ss,ssr,vmess</p>
-            <p>筛选国家：https://{{ .domain }}/clash/proxies?c=HK,TW,US</p>
+            <p>筛选国家：https://{{ .domain }}/clash/proxies?c=HK,TW,US&nc=JP （c为需要的国家，nc为不需要的国家）</p>
 			<br>
 			<h4><a href="/surge">Surge</a></h4>
             <p>Surge配置文件：https://{{ .domain }}/surge/config <a

pkg/provider/clash.go

@@ -7,9 +7,10 @@ import (
 )
 
 type Clash struct {
-	Proxies proxy.ProxyList `yaml:"proxies"`
-	Types   string          `yaml:"type"`
-	Country string          `yaml:"country"`
+	Proxies    proxy.ProxyList `yaml:"proxies"`
+	Types      string          `yaml:"type"`
+	Country    string          `yaml:"country"`
+	NotCountry string          `yaml:"not_country"`
 }
 
 func (c Clash) CleanProxies() (proxies proxy.ProxyList) {
@@ -26,44 +27,63 @@ func (c Clash) Provide() string {
 	var resultBuilder strings.Builder
 	resultBuilder.WriteString("proxies:\n")
 
-	noNeedFilterType := false
-	noNeedFilterCountry := false
+	needFilterType := true
+	needFilterCountry := true
+	needFilterNotCountry := true
 	if c.Types == "" || c.Types == "all" {
-		noNeedFilterType = true
+		needFilterType = false
 	}
 	if c.Country == "" || c.Country == "all" {
-		noNeedFilterCountry = true
+		needFilterCountry = false
+	}
+	if c.NotCountry == "" {
+		needFilterNotCountry = false
 	}
 	types := strings.Split(c.Types, ",")
 	countries := strings.Split(c.Country, ",")
+	notCountries := strings.Split(c.NotCountry, ",")
 
 	for _, p := range c.Proxies {
 		if !checkClashSupport(p) {
 			continue
 		}
 
-		typeOk := false
-		countryOk := false
-		if !noNeedFilterType {
+		if needFilterType {
+			typeOk := false
 			for _, t := range types {
 				if p.TypeName() == t {
 					typeOk = true
 					break
 				}
 			}
+			if !typeOk {
+				goto exclude
+			}
 		}
-		if !noNeedFilterCountry {
+
+		if needFilterNotCountry {
+			for _, c := range notCountries {
+				if strings.Contains(p.BaseInfo().Name, c) {
+					goto exclude
+				}
+			}
+		}
+
+		if needFilterCountry {
+			countryOk := false
 			for _, c := range countries {
 				if strings.Contains(p.BaseInfo().Name, c) {
 					countryOk = true
 					break
 				}
 			}
+			if !countryOk {
+				goto exclude
+			}
 		}
 
-		if (noNeedFilterType || typeOk) && (noNeedFilterCountry || countryOk) {
-			resultBuilder.WriteString(p.ToClash() + "\n")
-		}
+		resultBuilder.WriteString(p.ToClash() + "\n")
+	exclude:
 	}
 
 	return resultBuilder.String()