✨ feat: refactor environment variable initialization and introduce new constant types for API and context keys

common/endpoint_type.go

@@ -0,0 +1,29 @@
+package common
+
+import "one-api/constant"
+
+// GetEndpointTypesByChannelType 获取渠道最优先端点类型（所有的渠道都支持 OpenAI 端点）
+func GetEndpointTypesByChannelType(channelType int, modelName string) []constant.EndpointType {
+	var endpointTypes []constant.EndpointType
+	switch channelType {
+	case constant.ChannelTypeJina:
+		endpointTypes = []constant.EndpointType{constant.EndpointTypeJinaRerank}
+	case constant.ChannelTypeAws:
+		fallthrough
+	case constant.ChannelTypeAnthropic:
+		endpointTypes = []constant.EndpointType{constant.EndpointTypeAnthropic, constant.EndpointTypeOpenAI}
+	case constant.ChannelTypeVertexAi:
+		fallthrough
+	case constant.ChannelTypeGemini:
+		endpointTypes = []constant.EndpointType{constant.EndpointTypeGemini, constant.EndpointTypeOpenAI}
+	case constant.ChannelTypeOpenRouter: // OpenRouter 只支持 OpenAI 端点
+		endpointTypes = []constant.EndpointType{constant.EndpointTypeOpenAI}
+	default:
+		if IsOpenAIResponseOnlyModel(modelName) {
+			endpointTypes = []constant.EndpointType{constant.EndpointTypeOpenAIResponse}
+		} else {
+			endpointTypes = []constant.EndpointType{constant.EndpointTypeOpenAI}
+		}
+	}
+	return endpointTypes
+}