init: 初始化 web_hgdjb_server 项目

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

pub/common/utils/redis.go

@@ -0,0 +1,56 @@
+package utils
+
+import (
+	"bytes"
+	"time"
+	"videoweb/pub/common/enum/redisconst"
+	sErr "videoweb/pub/common/errors"
+	"videoweb/pub/redis"
+)
+
+const (
+	expireTime = 30 * 24 * time.Hour
+)
+
+type TokenRedis struct {
+}
+
+func NewTokenRedis() *TokenRedis {
+	return &TokenRedis{}
+}
+
+func (tr *TokenRedis) Save(userId int64, token string) (err error) {
+	if err = tr.Delete(userId); err != nil {
+		return
+	}
+	err = redis.Set(redisconst.AppUserTokenKey(userId), token, expireTime)
+	if err != nil {
+		err = sErr.MakeWithErr(sErr.RedisSet, err)
+	}
+	return
+}
+
+func (tr *TokenRedis) Exists(userId int64, token string) (has bool, err error) {
+	tokenbytes, err := tr.Get(userId)
+	if err != nil {
+		return
+	}
+	has = bytes.Compare(tokenbytes, []byte(token)) == 0
+	return
+}
+
+func (tr *TokenRedis) Get(userId int64) (token []byte, err error) {
+	token, err = redis.GetBytes(redisconst.AppUserTokenKey(userId))
+	if err != nil {
+		err = sErr.MakeWithErr(sErr.RedisGet, err)
+	}
+	return
+}
+
+func (tr *TokenRedis) Delete(userId int64) (err error) {
+	err = redis.Del(redisconst.AppUserTokenKey(userId))
+	if err != nil {
+		err = sErr.MakeWithErr(sErr.RedisDel, err)
+	}
+	return
+}