checkpoint, does not work

.gx/lastpubver

@@ -0,0 +1 @@
+0.0.0: Qmc8avR3R61qdrX8inmkKqnWtUQHQaN2XR6idG4wpYgYLf

badgerdb.go

@@ -1,63 +1,62 @@
 package main
 
-
 import "log"
 import "io/ioutil"
 import "github.com/dgraph-io/badger"
 
 type KeyValueStore struct {
-    db *badger.DB
+	db *badger.DB
 }
 
 func NewKeyValueStore() *KeyValueStore {
-    kv := new(KeyValueStore)
-    kv.init()
-    return kv
+	kv := new(KeyValueStore)
+	kv.init()
+	return kv
 }
 
 func (kv *KeyValueStore) init() {
-    dir, err := ioutil.TempDir("", "badger")
-    if err != nil {
-        log.Fatal(err)
-    }
-
-    opts := badger.DefaultOptions
-    opts.Dir = dir
-    opts.ValueDir = dir
-    kv.db, err = badger.Open(opts)
-    if err != nil {
-        log.Fatal(err)
-    }
+	dir, err := ioutil.TempDir("", "badger")
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	opts := badger.DefaultOptions
+	opts.Dir = dir
+	opts.ValueDir = dir
+	kv.db, err = badger.Open(opts)
+	if err != nil {
+		log.Fatal(err)
+	}
 }
 
 func (kv *KeyValueStore) Close() {
-    kv.db.Close()
+	kv.db.Close()
 }
 
 func (kv *KeyValueStore) Put(key *string, value *string) error {
-    txn := kv.db.NewTransaction(true) // Read-write txn
-    err := txn.Set([]byte(*key), []byte(*value))
-    if err != nil {
-        log.Fatal(err)
-    }
-    err = txn.Commit(nil)
-    if err != nil {
-        log.Fatal(err)
-    }
-    return nil
+	txn := kv.db.NewTransaction(true) // Read-write txn
+	err := txn.Set([]byte(*key), []byte(*value))
+	if err != nil {
+		log.Fatal(err)
+	}
+	err = txn.Commit(nil)
+	if err != nil {
+		log.Fatal(err)
+	}
+	return nil
 }
 
 func (kv *KeyValueStore) Get(key *string) (*string, error) {
-    txn := kv.db.NewTransaction(true) // Read-write txn
-    item, err := txn.Get([]byte(*key))
-    if err != nil {
-        return nil, err
-    }
-
-    val, err := item.ValueCopy(nil)
-    if err != nil {
-        return nil, err
-    }
-    s := string(val)
-    return &s, nil
+	txn := kv.db.NewTransaction(true) // Read-write txn
+	item, err := txn.Get([]byte(*key))
+	if err != nil {
+		return nil, err
+	}
+
+	val, err := item.ValueCopy(nil)
+	if err != nil {
+		return nil, err
+	}
+	s := string(val)
+	return &s, nil
 }

jsonrpc.go

@@ -7,59 +7,53 @@ import (
 	"bytes"
 	"encoding/json"
 	"fmt"
+	log "github.com/sirupsen/logrus"
 	"io"
 	"io/ioutil"
-	"log"
 	"net/http"
-	"os"
 )
 
-type logger interface {
-	Println(v ...interface{})
-}
-
-type httpClient interface {
+type httpRPCClient interface {
 	Post(url string, contentType string, body io.Reader) (*http.Response, error)
 }
 
-type JsonRpcError struct {
+type JSONRPCError struct {
 	Code    int    `json:"code"`
 	Message string `json:"message"`
 }
 
-func (err JsonRpcError) Error() string {
+func (err JSONRPCError) Error() string {
 	return fmt.Sprintf("Error %d (%s)", err.Code, err.Message)
 }
 
-type JsonRpcResponse struct {
-	ID      string          `json:"id"`
-	JSONRPC string          `json:"jsonrpc"`
-	Result  json.RawMessage `json:"result"`
-	Error   *JsonRpcError   `json:"error"`
-}
-
-type JsonRpcRequest struct {
+type JSONRPCResponse struct {
 	ID      string        `json:"id"`
 	JSONRPC string        `json:"jsonrpc"`
-	Method  string        `json:"method"`
-	Params  []interface{} `json:"params"`
+	Result  json.RawMessage   `json:"result"`
+	Error   *JSONRPCError `json:"error"`
+}
+
+type JSONRPCRequest struct {
+	ID      string      `json:"id"`
+	JSONRPC string      `json:"jsonrpc"`
+	Method  string      `json:"method"`
+	Params  []json.RawMessage `json:"params"`
 }
 
-// JsonRpc Client Object
-type JsonRpc struct {
+type JSONRPC struct {
 	url    string
-	client httpClient
-	log    logger
+	client httpRPCClient
 	Debug  bool
+	log    *log.Logger
 }
 
 // New create new rpc client with given url
-func JsonRpcClient(url string, options ...func(rpc *JsonRpc)) *JsonRpc {
-	rpc := &JsonRpc{
+func NewJSONRPC(url string, options ...func(rpc *JSONRPC)) *JSONRPC {
+	rpc := &JSONRPC{
 		url:    url,
 		client: http.DefaultClient,
-		log:    log.New(os.Stderr, "", log.LstdFlags),
 	}
+	rpc.log = log.New()
 	for _, option := range options {
 		option(rpc)
 	}
@@ -68,8 +62,8 @@ func JsonRpcClient(url string, options ...func(rpc *JsonRpc)) *JsonRpc {
 }
 
 // Call returns raw response of method call
-func (rpc *JsonRpc) Call(method string, params ...interface{}) (json.RawMessage, error) {
-	request := JsonRpcRequest{
+func (rpc *JSONRPC) Call(method string, params ...json.RawMessage) (json.RawMessage, error) {
+	request := JSONRPCRequest{
 		ID:      "1",
 		JSONRPC: "2.0",
 		Method:  method,
@@ -98,7 +92,7 @@ func (rpc *JsonRpc) Call(method string, params ...interface{}) (json.RawMessage,
 		rpc.log.Println(fmt.Sprintf("%s\nRequest: %s\nResponse: %s\n", method, body, data))
 	}
 
-	resp := new(JsonRpcResponse)
+	resp := new(JSONRPCResponse)
 	if err := json.Unmarshal(data, resp); err != nil {
 		return nil, err
 	}

logging.go

@@ -0,0 +1,8 @@
+package main
+
+import log "github.com/sirupsen/logrus"
+
+// wtf go stdlib doesn't have a Logger interface?!
+type Logger interface {
+	log.FieldLogger
+}

main.go

@@ -7,7 +7,7 @@ import (
 )
 
 func main() {
-	c := JsonRpcClient("https://api.steemit.com", func(x *JsonRpc) { x.Debug = true })
+	c := JSONRPCClient("https://api.steemit.com", func(x *JSONRPC) { x.Debug = true })
 
 	r, err := c.GetVirtualOpsInBlock(20000000)
 	//r, err := c.GetOpsInBlock(1)

package.json

@@ -0,0 +1,12 @@
+{
+  "author": "sneak",
+  "bugs": {},
+  "gx": {},
+  "gxVersion": "0.12.1",
+  "language": "go",
+  "license": "",
+  "name": "steem-block-db",
+  "releaseCmd": "git commit -a -m \"gx publish $VERSION\"",
+  "version": "0.0.0"
+}
+

steemitapi.go

@@ -4,9 +4,6 @@ import "encoding/json"
 import "github.com/joeshaw/iso8601"
 
 
-type UnparsedSteemVirtualOp struct {
-}
-
 type SteemVirtualTransaction struct {
 	TxID      string            `json:"trx_id"`
 	BlockNum  uint64            `json:"block"`
@@ -14,21 +11,25 @@ type SteemVirtualTransaction struct {
 	OpInTx    int               `json:"op_in_trx"`
 	IsVirtual int               `json:"virtual_op"`
 	Timestamp iso8601.Time      `json:"timestamp"`
-	Op        *[]json.RawMessage `json:"op"`
+	Op        []json.RawMessage `json:"op"`
 }
 
-func (rpc *JsonRpc) GetVirtualOpsInBlock(blockNum int) ([]*SteemVirtualTransaction, error) {
+func (rpc *JSONRPC) GetVirtualOpsInBlock(blockNum int) ([]*SteemVirtualTransaction, error) {
 	raw, err1 := rpc.Call("condenser_api.get_ops_in_block", blockNum, true)
 	if err1 != nil {
 		return nil, err1
 	}
-	var result []*SteemVirtualTransaction
+
+    tmp := make([]SteemVirtualTransaction)
 	//var result []interface{}
-	err2 := json.Unmarshal(raw, &result)
-	return result, err2
+	err2 := json.Unmarshal(raw, &tmp)
+    if err2 != nil {
+        return result, nil
+    }
+    return nil, err2
 }
 
-func (rpc *JsonRpc) GetOpsInBlock(blockNum int) (json.RawMessage, error) {
+func (rpc *JSONRPC) GetOpsInBlock(blockNum int) (json.RawMessage, error) {
 	r, err := rpc.Call("condenser_api.get_ops_in_block", blockNum, false)
 	return r, err
 }