Create CLI for warpwallet

main.go

@@ -0,0 +1,74 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"os"
+	"strings"
+
+	"github.com/moncho/warpwallet/bitcoin"
+	"github.com/moncho/warpwallet/warp"
+)
+
+func main() {
+
+	stat, _ := os.Stdin.Stat()
+	piped := false
+	if (stat.Mode() & os.ModeCharDevice) == 0 {
+		piped = true
+	}
+	pass, salt := askForSeeds(piped)
+
+	key, err := warp.NewSeed(pass, salt)
+
+	//log.Printf("Generating wallet seed from %s, %s", pass, salt)
+
+	if err != nil {
+		fmt.Printf("Could not generate wallet seed from %s, %s: %s", pass, salt, err.Error())
+		os.Exit(-1)
+	}
+
+	wif, pubAddress := generate(key)
+	if wif == "" || pubAddress == "" {
+		os.Exit(-1)
+	}
+	fmt.Printf("Public bitcoin address: %v\n", pubAddress)
+	fmt.Printf("Private key (don't share): %v\n", wif)
+
+}
+
+func askForSeeds(piped bool) (string, string) {
+
+	reader := bufio.NewReader(os.Stdin)
+	if !piped {
+		fmt.Print("Passphrase: ")
+	}
+	pass, _ := reader.ReadString('\n')
+	pass = strings.Trim(pass, "\n")
+	if !piped {
+		fmt.Print("Your email [as a salt]: ")
+	}
+	salt, _ := reader.ReadString('\n')
+	salt = strings.Trim(salt, "\n")
+	return pass, salt
+}
+
+func generate(key []byte) (string, string) {
+	priv, err := bitcoin.NewBitcoinPrivKey(key)
+	if err != nil {
+		fmt.Printf("Could not generate wallet private key: %s", err.Error())
+		return "", ""
+	}
+	wif, err := bitcoin.PrivateToWIF(*priv)
+	if err != nil {
+		fmt.Printf("Could not generate WIF from private key: %s", err.Error())
+		return "", ""
+	}
+	address, err := bitcoin.ToBTCAddress(priv.PublicKey)
+	if err != nil {
+		fmt.Printf("Could not generate compressed Bitcoin address from public key: %s", err.Error())
+		return "", ""
+	}
+
+	return wif, address
+}