feat: add wxshare

backend/providers/wechat/funcs.go

@@ -1,14 +1,24 @@
 package wechat
 
-import "math/rand"
+import (
+	"crypto/sha1"
+	"encoding/hex"
+	"math/rand"
+)
 
 // RandomString generate random size string
-func randomString(size int) (string, error) {
+func randomString(size int) string {
 	// generate size string [0-9a-zA-Z]
 	const chars = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
 	b := make([]byte, size)
 	for i := range b {
 		b[i] = chars[rand.Intn(len(chars))]
 	}
-	return string(b), nil
+	return string(b)
+}
+
+func hashSha1(input string) string {
+	h := sha1.New()
+	h.Write([]byte(input))
+	return hex.EncodeToString(h.Sum(nil))
 }