feat: Add traffic-editor plugin (#2825)

plugins/wasm-go/extensions/traffic-editor/config.go

@@ -0,0 +1,37 @@
+package main
+
+import (
+	"github.com/tidwall/gjson"
+
+	"github.com/alibaba/higress/plugins/wasm-go/extensions/traffic-editor/pkg"
+)
+
+type PluginConfig struct {
+	DefaultConfig      *pkg.CommandSet              `json:"defaultConfig,omitempty"`
+	ConditionalConfigs []*pkg.ConditionalCommandSet `json:"conditionalConfigs,omitempty"`
+}
+
+func (c *PluginConfig) FromJson(json gjson.Result) error {
+	c.DefaultConfig = nil
+	defaultConfigJson := json.Get("defaultConfig")
+	if defaultConfigJson.Exists() && defaultConfigJson.IsObject() {
+		c.DefaultConfig = &pkg.CommandSet{}
+		if err := c.DefaultConfig.FromJson(defaultConfigJson); err != nil {
+			return err
+		}
+	}
+
+	c.ConditionalConfigs = nil
+	conditionalConfigsJson := json.Get("conditionalConfigs")
+	if conditionalConfigsJson.Exists() && conditionalConfigsJson.IsArray() {
+		for _, item := range conditionalConfigsJson.Array() {
+			config := &pkg.ConditionalCommandSet{}
+			if err := config.FromJson(item); err != nil {
+				return err
+			}
+			c.ConditionalConfigs = append(c.ConditionalConfigs, config)
+		}
+	}
+
+	return nil
+}