feat: api server

api/handler/convert.go

@@ -0,0 +1,49 @@
+package handler
+
+import (
+	"encoding/json"
+	"sub2sing-box/api/model"
+	"sub2sing-box/internal"
+	"sub2sing-box/pkg/util"
+
+	"github.com/gin-gonic/gin"
+)
+
+func Convert(c *gin.Context) {
+	c.Header("Content-Type", "application/json")
+	if c.Query("data") == "" {
+		c.JSON(400, gin.H{
+			"error": "Missing data parameter",
+		})
+		return
+	}
+	j, err := internal.DecodeBase64(c.Query("data"))
+	if err != nil {
+		c.JSON(400, gin.H{
+			"error": "Invalid data",
+		})
+		return
+	}
+	var data model.ConvertRequest
+	err = json.Unmarshal([]byte(j), &data)
+	if err != nil {
+		c.JSON(400, gin.H{
+			"error": err.Error(),
+		})
+		return
+	}
+	if data.Proxies == nil && data.Subscriptions == nil {
+		c.JSON(400, gin.H{
+			"error": "Must provide at least one subscription or proxy",
+		})
+		return
+	}
+	result, err := util.Convert(data.Subscriptions, data.Proxies, data.Template, data.Delete, data.Rename)
+	if err != nil {
+		c.JSON(400, gin.H{
+			"error": err.Error(),
+		})
+		return
+	}
+	c.String(200, result)
+}

api/model/convert.go

@@ -0,0 +1,9 @@
+package model
+
+type ConvertRequest struct {
+	Subscriptions []string          `form:"subscription" json:"subscription"`
+	Proxies       []string          `form:"proxy" json:"proxy"`
+	Template      string            `form:"template" json:"template"`
+	Delete        string            `form:"delete" json:"delete"`
+	Rename        map[string]string `form:"rename" json:"rename"`
+}

api/server.go

@@ -0,0 +1,22 @@
+package api
+
+import (
+	"fmt"
+	"strconv"
+	"sub2sing-box/api/handler"
+
+	"github.com/gin-gonic/gin"
+)
+
+func RunServer(port uint16) {
+	gin.SetMode(gin.ReleaseMode)
+	r := gin.Default()
+
+	r.GET("/convert", handler.Convert)
+
+	fmt.Println("Server is running on port ", port)
+	err := r.Run(":" + strconv.Itoa(int(port)))
+	if err != nil {
+		fmt.Println("Run server failed: ", err)
+	}
+}

cmd/convert.go

@@ -1,10 +1,8 @@
 package cmd
 
 import (
-	"encoding/json"
 	"fmt"
 	"os"
-	"sub2sing-box/internal/model"
 	. "sub2sing-box/pkg/util"
 
 	"github.com/spf13/cobra"
@@ -34,87 +32,11 @@ var convertCmd = &cobra.Command{
 	Run: func(cmd *cobra.Command, args []string) {
 		result := ""
 		var err error
-
+		result, err = Convert(subscriptions, proxies, template, delete, rename)
-		proxyList, err := ConvertSubscriptionsToSProxy(subscriptions)
 		if err != nil {
 			fmt.Println(err)
 			return
 		}
-		for _, proxy := range proxies {
-			p, err := ConvertCProxyToSProxy(proxy)
-			if err != nil {
-				fmt.Println(err)
-				return
-			}
-			proxyList = append(proxyList, p)
-		}
-
-		if delete != "" {
-			proxyList, err = DeleteProxy(proxyList, delete)
-			if err != nil {
-				fmt.Println(err)
-				return
-			}
-		}
-
-		for k, v := range rename {
-			proxyList, err = RenameProxy(proxyList, k, v)
-			if err != nil {
-				fmt.Println(err)
-				return
-			}
-		}
-
-		keep := make(map[int]bool)
-		set := make(map[string]struct {
-			Proxy model.Proxy
-			Count int
-		})
-		for i, p := range proxyList {
-			if _, exists := set[p.Tag]; !exists {
-				keep[i] = true
-				set[p.Tag] = struct {
-					Proxy model.Proxy
-					Count int
-				}{p, 0}
-			} else {
-				p1, _ := json.Marshal(p)
-				p2, _ := json.Marshal(set[p.Tag])
-				if string(p1) != string(p2) {
-					set[p.Tag] = struct {
-						Proxy model.Proxy
-						Count int
-					}{p, set[p.Tag].Count + 1}
-					keep[i] = true
-					proxyList[i].Tag = fmt.Sprintf("%s %d", p.Tag, set[p.Tag].Count)
-				} else {
-					keep[i] = false
-				}
-			}
-		}
-		var newProxyList []model.Proxy
-		for i, p := range proxyList {
-			if keep[i] {
-				newProxyList = append(newProxyList, p)
-			}
-		}
-		proxyList = newProxyList
-
-		if template != "" {
-			result, err = MergeTemplate(proxyList, template)
-			if err != nil {
-				fmt.Println(err)
-				return
-			}
-		} else {
-			r, err := json.Marshal(proxyList)
-			result = string(r)
-			if err != nil {
-				fmt.Println(err)
-				return
-			}
-		}
-
 		if output != "" {
 			err = os.WriteFile(output, []byte(result), 0666)
 			if err != nil {

cmd/server.go

@@ -0,0 +1,23 @@
+package cmd
+
+import (
+	"sub2sing-box/api"
+
+	"github.com/spf13/cobra"
+)
+
+var port uint16
+
+func init() {
+	runCmd.Flags().Uint16VarP(&port, "port", "p", 8080, "server port")
+	RootCmd.AddCommand(runCmd)
+}
+
+var runCmd = &cobra.Command{
+	Use:   "server",
+	Long:  "Run the server",
+	Short: "Run the server",
+	Run: func(cmd *cobra.Command, args []string) {
+		api.RunServer(port)
+	},
+}

go.mod

@@ -5,6 +5,34 @@ go 1.21.5
 require github.com/spf13/cobra v1.8.0
 
 require (
+	github.com/bytedance/sonic v1.9.1 // indirect
+	github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 // indirect
+	github.com/gabriel-vasile/mimetype v1.4.2 // indirect
+	github.com/gin-contrib/sse v0.1.0 // indirect
+	github.com/go-playground/locales v0.14.1 // indirect
+	github.com/go-playground/universal-translator v0.18.1 // indirect
+	github.com/go-playground/validator/v10 v10.14.0 // indirect
+	github.com/goccy/go-json v0.10.2 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/klauspost/cpuid/v2 v2.2.4 // indirect
+	github.com/leodido/go-urn v1.2.4 // indirect
+	github.com/mattn/go-isatty v0.0.19 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/pelletier/go-toml/v2 v2.0.8 // indirect
+	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
+	github.com/ugorji/go/codec v1.2.11 // indirect
+	golang.org/x/arch v0.3.0 // indirect
+	golang.org/x/crypto v0.9.0 // indirect
+	golang.org/x/net v0.10.0 // indirect
+	golang.org/x/sys v0.8.0 // indirect
+	golang.org/x/text v0.9.0 // indirect
+	google.golang.org/protobuf v1.30.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)
+
+require (
+	github.com/gin-gonic/gin v1.9.1
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 )

go.sum

@@ -1,10 +1,94 @@
+github.com/bytedance/sonic v1.5.0/go.mod h1:ED5hyg4y6t3/9Ku1R6dU/4KyJ48DZ4jPhfY1O2AihPM=
+github.com/bytedance/sonic v1.9.1 h1:6iJ6NqdoxCDr6mbY8h18oSO+cShGSMRGCEo7F2h0x8s=
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+github.com/chenzhuoyu/base64x v0.0.0-20211019084208-fb5309c8db06/go.mod h1:DH46F32mSOjUmXrMHnKwZdA8wcEefY7UVqBKYGjpdQY=
+github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 h1:qSGYFH7+jGhDF8vLC+iwCD4WpbV1EBDSzWkJODFLams=
+github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311/go.mod h1:b583jCggY9gE99b6G5LEC39OIiVsWj+R97kbl5odCEk=
 github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
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+github.com/gabriel-vasile/mimetype v1.4.2 h1:w5qFW6JKBz9Y393Y4q372O9A7cUSequkh1Q7OhCmWKU=
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+google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng=
+google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=

pkg/util/convert.go

@@ -3,6 +3,7 @@ package util
 import (
 	"encoding/json"
 	"errors"
+	"fmt"
 	"io"
 	"net/http"
 	"os"
@@ -14,6 +15,87 @@ import (
 	"sub2sing-box/pkg/parser"
 )
 
+func Convert(subscriptions []string, proxies []string, template string, delete string, rename map[string]string) (string, error) {
+	result := ""
+	var err error
+
+	proxyList, err := ConvertSubscriptionsToSProxy(subscriptions)
+	if err != nil {
+		return "", err
+	}
+	for _, proxy := range proxies {
+		p, err := ConvertCProxyToSProxy(proxy)
+		if err != nil {
+			return "", err
+		}
+		proxyList = append(proxyList, p)
+	}
+
+	if delete != "" {
+		proxyList, err = DeleteProxy(proxyList, delete)
+		if err != nil {
+			return "", err
+		}
+	}
+
+	for k, v := range rename {
+		proxyList, err = RenameProxy(proxyList, k, v)
+		if err != nil {
+			return "", err
+		}
+	}
+
+	keep := make(map[int]bool)
+	set := make(map[string]struct {
+		Proxy model.Proxy
+		Count int
+	})
+	for i, p := range proxyList {
+		if _, exists := set[p.Tag]; !exists {
+			keep[i] = true
+			set[p.Tag] = struct {
+				Proxy model.Proxy
+				Count int
+			}{p, 0}
+		} else {
+			p1, _ := json.Marshal(p)
+			p2, _ := json.Marshal(set[p.Tag])
+			if string(p1) != string(p2) {
+				set[p.Tag] = struct {
+					Proxy model.Proxy
+					Count int
+				}{p, set[p.Tag].Count + 1}
+				keep[i] = true
+				proxyList[i].Tag = fmt.Sprintf("%s %d", p.Tag, set[p.Tag].Count)
+			} else {
+				keep[i] = false
+			}
+		}
+	}
+	var newProxyList []model.Proxy
+	for i, p := range proxyList {
+		if keep[i] {
+			newProxyList = append(newProxyList, p)
+		}
+	}
+	proxyList = newProxyList
+
+	if template != "" {
+		result, err = MergeTemplate(proxyList, template)
+		if err != nil {
+			return "", err
+		}
+	} else {
+		r, err := json.Marshal(proxyList)
+		result = string(r)
+		if err != nil {
+			return "", err
+		}
+	}
+
+	return string(result), nil
+}
+
 func MergeTemplate(proxies []model.Proxy, template string) (string, error) {
 	config, err := ReadTemplate(template)
 	proxyTags := make([]string, 0)