111

pkg/plugin/base.go

@@ -0,0 +1,90 @@
+package plugin
+
+import (
+	"fmt"
+	"log"
+	"sync"
+)
+
+// =============================================================================
+// 基础实现 - 提取公共代码
+// =============================================================================
+
+// baseAPI 包含服务端和客户端共享的基础功能
+type baseAPI struct {
+	pluginName string
+	config     map[string]string
+	configMu   sync.RWMutex
+
+	eventHandlers map[EventType][]EventHandler
+	eventMu       sync.RWMutex
+}
+
+// newBaseAPI 创建基础 API
+func newBaseAPI(pluginName string, config map[string]string) *baseAPI {
+	cfg := config
+	if cfg == nil {
+		cfg = make(map[string]string)
+	}
+	return &baseAPI{
+		pluginName:    pluginName,
+		config:        cfg,
+		eventHandlers: make(map[EventType][]EventHandler),
+	}
+}
+
+// Log 记录日志
+func (b *baseAPI) Log(level LogLevel, format string, args ...interface{}) {
+	prefix := fmt.Sprintf("[Plugin:%s] ", b.pluginName)
+	msg := fmt.Sprintf(format, args...)
+	log.Printf("%s%s", prefix, msg)
+}
+
+// GetConfig 获取配置值
+func (b *baseAPI) GetConfig(key string) string {
+	b.configMu.RLock()
+	defer b.configMu.RUnlock()
+	return b.config[key]
+}
+
+// SetConfig 设置配置值
+func (b *baseAPI) SetConfig(key, value string) {
+	b.configMu.Lock()
+	defer b.configMu.Unlock()
+	b.config[key] = value
+}
+
+// OnEvent 订阅事件
+func (b *baseAPI) OnEvent(eventType EventType, handler EventHandler) {
+	b.eventMu.Lock()
+	defer b.eventMu.Unlock()
+	b.eventHandlers[eventType] = append(b.eventHandlers[eventType], handler)
+}
+
+// EmitEvent 发送事件（复制切片避免竞态条件）
+func (b *baseAPI) EmitEvent(event *Event) {
+	b.eventMu.RLock()
+	handlers := make([]EventHandler, len(b.eventHandlers[event.Type]))
+	copy(handlers, b.eventHandlers[event.Type])
+	b.eventMu.RUnlock()
+
+	for _, handler := range handlers {
+		go handler(event)
+	}
+}
+
+// getPluginName 获取插件名称
+func (b *baseAPI) getPluginName() string {
+	return b.pluginName
+}
+
+// getConfigMap 获取配置副本
+func (b *baseAPI) getConfigMap() map[string]string {
+	b.configMu.RLock()
+	defer b.configMu.RUnlock()
+	result := make(map[string]string, len(b.config))
+	for k, v := range b.config {
+		result[k] = v
+	}
+	return result
+}