feat: openai response /v1/response/compact (#2644)

* feat: openai response /v1/response/compact

* feat: /v1/response/compact bill

* feat: /v1/response/compact

* feat: /v1/responses/compact -> codex channel

* feat: /v1/responses/compact -> codex channel

* feat: /v1/responses/compact -> codex channel

* feat: codex channel default models

* feat: compact model price

* feat: /v1/responses/comapct test

dto/openai_compaction.go

@@ -0,0 +1,20 @@
+package dto
+
+import (
+	"encoding/json"
+
+	"github.com/QuantumNous/new-api/types"
+)
+
+type OpenAIResponsesCompactionResponse struct {
+	ID        string          `json:"id"`
+	Object    string          `json:"object"`
+	CreatedAt int             `json:"created_at"`
+	Output    json.RawMessage `json:"output"`
+	Usage     *Usage          `json:"usage"`
+	Error     any             `json:"error,omitempty"`
+}
+
+func (o *OpenAIResponsesCompactionResponse) GetOpenAIError() *types.OpenAIError {
+	return GetOpenAIError(o.Error)
+}

dto/openai_responses_compaction_request.go

@@ -0,0 +1,40 @@
+package dto
+
+import (
+	"encoding/json"
+	"strings"
+
+	"github.com/QuantumNous/new-api/types"
+
+	"github.com/gin-gonic/gin"
+)
+
+type OpenAIResponsesCompactionRequest struct {
+	Model              string          `json:"model"`
+	Input              json.RawMessage `json:"input,omitempty"`
+	Instructions       json.RawMessage `json:"instructions,omitempty"`
+	PreviousResponseID string          `json:"previous_response_id,omitempty"`
+}
+
+func (r *OpenAIResponsesCompactionRequest) GetTokenCountMeta() *types.TokenCountMeta {
+	var parts []string
+	if len(r.Instructions) > 0 {
+		parts = append(parts, string(r.Instructions))
+	}
+	if len(r.Input) > 0 {
+		parts = append(parts, string(r.Input))
+	}
+	return &types.TokenCountMeta{
+		CombineText: strings.Join(parts, "\n"),
+	}
+}
+
+func (r *OpenAIResponsesCompactionRequest) IsStream(c *gin.Context) bool {
+	return false
+}
+
+func (r *OpenAIResponsesCompactionRequest) SetModelName(modelName string) {
+	if modelName != "" {
+		r.Model = modelName
+	}
+}