feat: first working poc

Signed-off-by: r3drun3 <simone.ragonesi@sighup.io>

.gitignore

@@ -1,2 +1,5 @@
 # macos
-.DS_Store
+.DS_Store
+
+# Vs code
+.vscode

README.md

@@ -12,3 +12,22 @@ NostrO facilitates operations such as keyword search on filtered user notes, and
 > **Note**
 > The tool is currently in the experimental phase, and we welcome pull requests and contributions!
 
+
+## Examples
+
+Retrieve relay info:  
+```console
+nostro relay info relay.nostrview.com
+####################### RELAY INFO #######################
+NAME:  relay.nostrview.com
+DESCRIPTION:  Nostrview relay
+PUB KEY:  2e9397a8c9268585668b76479f88e359d0ee261f8e8ea07b3b3450546d1601c8
+CONTACT:  2e9397a8c9268585668b76479f88e359d0ee261f8e8ea07b3b3450546d1601c8
+SUPPORTED NIPS:  [1 2 4 9 11 12 15 16 20 22 26 28 33 40 111]
+SOFTWARE:  git+https://github.com/Cameri/nostream.git
+VERSION:  1.22.2
+LIMITATION:  &{524288 10 10 5000 256 4 2500 102400 0 false true}
+PAYMENTSURL:  https://relay.nostrview.com/invoices
+##########################################################
+```  
+

cmd/root.go

@@ -4,19 +4,25 @@ import (
 	"fmt"
 	"os"
 
+	"github.com/r3drun3/nostro/internal/commands"
 	"github.com/spf13/cobra"
 )
 
 var rootCmd = &cobra.Command{
 	Use:   "nostro",
-	Short: "Nostr OSINT",
-	Long:  `NostrO enables you to do Open Source Intelligence on the Nostr protocol`,
+	Short: "Nostr OSINT.",
+	Long:  `NostrO enables you to do Open Source Intelligence on the Nostr protocol.`,
 	Run: func(cmd *cobra.Command, args []string) {
-		// Your CLI's main logic goes here
+		// Display a message indicating that a subcommand is required
 		fmt.Println("################### Welcome to NostrO 🔎 𓅦 ###################")
+		fmt.Println("Please specify a subcommand (e.g., 'relay').")
 	},
 }
 
+func init() {
+	rootCmd.AddCommand(commands.RelayCmd)
+}
+
 func Execute() {
 	if err := rootCmd.Execute(); err != nil {
 		fmt.Println(err)

go.mod

@@ -6,5 +6,6 @@ require github.com/spf13/cobra v1.7.0
 
 require (
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/nbd-wtf/go-nostr v0.24.1
 	github.com/spf13/pflag v1.0.5 // indirect
 )

go.sum

@@ -1,6 +1,8 @@
 github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
 github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
+github.com/nbd-wtf/go-nostr v0.24.1 h1:VqWDceiYTKZaOrizgwix/l/MXmDqqXHLqZd6rhiCxbo=
+github.com/nbd-wtf/go-nostr v0.24.1/go.mod h1:eE8Qf8QszZbCd9arBQyotXqATNUElWsTEEx+LLORhyQ=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/spf13/cobra v1.7.0 h1:hyqWnYt1ZQShIddO5kBpj3vu05/++x6tJ6dg8EC572I=
 github.com/spf13/cobra v1.7.0/go.mod h1:uLxZILRyS/50WlhOIKD7W6V5bgeIt+4sICxh6uRMrb0=

internal/commands/relay.go

@@ -0,0 +1,10 @@
+package commands
+
+import (
+	"github.com/spf13/cobra"
+)
+
+var RelayCmd = &cobra.Command{
+	Use:   "relay",
+	Short: "Relay commands",
+}

internal/commands/relayinfo.go

@@ -0,0 +1,71 @@
+// package commands
+
+// import (
+// 	"context"
+// 	"fmt"
+
+// 	"github.com/nbd-wtf/go-nostr/nip11"
+// 	"github.com/spf13/cobra"
+// )
+
+// var infoCmd = &cobra.Command{
+// 	Use:   "info [RELAY]",
+// 	Short: "Retrieve relay information document (nip-11)",
+// 	Long:  `The info subcommand retrieves the relay capabilities, administrative contacts, and various server attributes.`,
+// 	Args:  cobra.ExactArgs(1), // Expects exactly 1 argument (relay name)
+// 	Run: func(cmd *cobra.Command, args []string) {
+// 		url := args[0]
+// 		data, err := nip11.Fetch(context.Background(), url)
+
+// 		if err != nil {
+// 			panic(err)
+// 		}
+// 		fmt.Println(data)
+
+// 	},
+// }
+
+// func init() {
+// 	// Add the "info" subcommand to the "relay" command
+// 	relayCmd.AddCommand(infoCmd)
+// }
+
+package commands
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/nbd-wtf/go-nostr/nip11"
+	"github.com/spf13/cobra"
+)
+
+var relayInfoCmd = &cobra.Command{
+	Use:   "info [RELAY]",
+	Short: "Retrieve relay information document (nip-11)",
+	Long:  `The info subcommand retrieves the relay capabilities, administrative contacts, and various server attributes.`,
+	Args:  cobra.ExactArgs(1),
+	Run: func(cmd *cobra.Command, args []string) {
+		relay := args[0]
+		data, err := nip11.Fetch(context.Background(), relay)
+		if err != nil {
+			panic(err)
+		}
+		fmt.Println("####################### RELAY INFO #######################")
+		fmt.Println("NAME: ", data.Name)
+		fmt.Println("DESCRIPTION: ", data.Description)
+		fmt.Println("PUB KEY: ", data.PubKey)
+		fmt.Println("CONTACT: ", data.Contact)
+		fmt.Println("SUPPORTED NIPS: ", data.SupportedNIPs)
+		fmt.Println("SOFTWARE: ", data.Software)
+		fmt.Println("VERSION: ", data.Version)
+		fmt.Println("LIMITATION: ", data.Limitation)
+		fmt.Println("PAYMENTSURL: ", data.PaymentsURL)
+		fmt.Println("##########################################################")
+
+	},
+}
+
+func init() {
+	RelayCmd.AddCommand(relayInfoCmd)
+}