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app/interface/main/kvo/model/module/module.go

@@ -0,0 +1,88 @@
+package module
+
+import (
+	"encoding/json"
+	"fmt"
+	"hash/crc32"
+)
+
+// Setting ModuleConf
+type Setting struct {
+	Timestamp int64           `json:"timestamp"`
+	CheckSum  int64           `json:"check_sum"`
+	Data      json.RawMessage `json:"data"`
+}
+
+const (
+	_playerID     = 1
+	_playerKey    = "player"
+	_webPlayerID  = 2
+	_webPlayerKey = "web_player"
+)
+
+var _moduleMap = map[string]int{
+	_playerKey:    _playerID,
+	_webPlayerKey: _webPlayerID,
+}
+
+// VerifyModuleKey verify key
+func VerifyModuleKey(key string) int {
+	return _moduleMap[key]
+}
+
+// Result get module message
+func Result(moduleKeyID int, data string) (rm json.RawMessage, checkSum int64, err error) {
+	var (
+		bs []byte
+	)
+	switch moduleKeyID {
+	case _playerID:
+		player := &Player{}
+		playerSha1 := &PlayerSha1{}
+		err = json.Unmarshal([]byte(data), player)
+		if err != nil {
+			return
+		}
+		bs, err = json.Marshal(player)
+		if err != nil {
+			return
+		}
+		rm = json.RawMessage(bs)
+		// check_sum
+		err = json.Unmarshal([]byte(data), playerSha1)
+		if err != nil {
+			return
+		}
+		bs, err = json.Marshal(playerSha1)
+		if err != nil {
+			return
+		}
+		checkSum = int64(crc32.ChecksumIEEE(bs))
+		return
+	case _webPlayerID:
+		player := &WebPlayer{}
+		playerSha1 := &WebPlayerSha1{}
+		err = json.Unmarshal([]byte(data), player)
+		if err != nil {
+			return
+		}
+		bs, err = json.Marshal(player)
+		if err != nil {
+			return
+		}
+		rm = json.RawMessage(bs)
+		// check_sum
+		err = json.Unmarshal([]byte(data), playerSha1)
+		if err != nil {
+			return
+		}
+		bs, err = json.Marshal(playerSha1)
+		if err != nil {
+			return
+		}
+		checkSum = int64(crc32.ChecksumIEEE(bs))
+		return
+	}
+	err = fmt.Errorf("module_key_id not found: %v", moduleKeyID)
+	return
+}