chore!(all): attempt to update beego to v2

BREAKING CHANGE: beego has update to v2, and this version of mindoc IS
NOT TESTED AND STABLE!!!

cache/cache.go

@@ -1,20 +1,27 @@
 package cache
 
 import (
-	"github.com/astaxie/beego/cache"
-	"time"
-	"encoding/gob"
 	"bytes"
+	"context"
+	"encoding/gob"
 	"errors"
-	"github.com/astaxie/beego"
-)
+	"time"
 
+	"github.com/astaxie/beego/logs"
+	"github.com/beego/beego/v2/client/cache"
+)
 
 var bm cache.Cache
 
+var nilctx = context.TODO()
+
 func Get(key string, e interface{}) error {
 
-	val := bm.Get(key)
+	val, err := bm.Get(nilctx, key)
+
+	if err != nil {
+		return errors.New("get cache error:"+ err.Error())
+	}
 
 	if val == nil {
 		return errors.New("cache does not exist")
@@ -27,7 +34,7 @@ func Get(key string, e interface{}) error {
 		err := decoder.Decode(e)
 
 		if err != nil {
-			beego.Error("反序列化对象失败 ->", err)
+			logs.Error("反序列化对象失败 ->", err)
 		}
 		return err
 	} else if s, ok := val.(string); ok && s != "" {
@@ -39,14 +46,13 @@ func Get(key string, e interface{}) error {
 		err := decoder.Decode(e)
 
 		if err != nil {
-			beego.Error("反序列化对象失败 ->", err)
+			logs.Error("反序列化对象失败 ->", err)
 		}
 		return err
 	}
 	return errors.New("value is not []byte or string")
 }
 
-
 func Put(key string, val interface{}, timeout time.Duration) error {
 
 	var buf bytes.Buffer
@@ -55,34 +61,34 @@ func Put(key string, val interface{}, timeout time.Duration) error {
 
 	err := encoder.Encode(val)
 	if err != nil {
-		beego.Error("序列化对象失败 ->", err)
+		logs.Error("序列化对象失败 ->", err)
 		return err
 	}
 
-	return bm.Put(key, buf.String(), timeout)
+	return bm.Put(nilctx, key, buf.String(), timeout)
 }
 
 func Delete(key string) error {
-	return bm.Delete(key)
+	return bm.Delete(nilctx, key)
 }
 func Incr(key string) error {
-	return bm.Incr(key)
+	return bm.Incr(nilctx, key)
 }
 func Decr(key string) error {
-	return bm.Decr(key)
+	return bm.Decr(nilctx, key)
 }
-func IsExist(key string) bool {
-	return bm.IsExist(key)
+func IsExist(key string) (bool, error) {
+	return bm.IsExist(nilctx, key)
 }
 func ClearAll() error {
-	return bm.ClearAll()
+	return bm.ClearAll(nilctx)
 }
 
 func StartAndGC(config string) error {
 	return bm.StartAndGC(config)
 }
 
-//初始化缓存
+//Init will initialize cache
 func Init(c cache.Cache) {
 	bm = c
 }

cache/cache_null.go

@@ -1,36 +1,39 @@
 package cache
 
-import "time"
+import (
+	"context"
+	"time"
+)
 
 type NullCache struct {
 
 }
 
 
-func (bm *NullCache) Get(key string) interface{} {
-	return nil
+func (bm *NullCache) Get(ctx context.Context, key string) (interface{}, error) {
+	return nil, nil
 }
 
-func (bm *NullCache)GetMulti(keys []string) []interface{} {
-	return nil
+func (bm *NullCache)GetMulti(ctx context.Context, keys []string) ([]interface{}, error) {
+	return nil, nil
 }
 
-func (bm *NullCache)Put(key string, val interface{}, timeout time.Duration) error {
+func (bm *NullCache)Put(ctx context.Context,key string, val interface{}, timeout time.Duration) error {
 	return nil
 }
-func (bm *NullCache)Delete(key string) error {
+func (bm *NullCache)Delete(ctx context.Context,key string) error {
 	return nil
 }
-func (bm *NullCache)Incr(key string) error {
+func (bm *NullCache)Incr(ctx context.Context,key string) error {
 	return nil
 }
-func (bm *NullCache)Decr(key string) error {
+func (bm *NullCache)Decr(ctx context.Context,key string) error {
 	return nil
 }
-func (bm *NullCache)IsExist(key string) bool {
-	return false
+func (bm *NullCache)IsExist(ctx context.Context,key string) (bool, error) {
+	return false, nil
 }
-func (bm *NullCache)ClearAll() error{
+func (bm *NullCache)ClearAll(ctx context.Context) error{
 	return nil
 }