初始化导入 new-api 源码

dto/openai_image.go

@@ -0,0 +1,182 @@
+package dto
+
+import (
+	"encoding/json"
+	"reflect"
+	"strings"
+
+	"github.com/QuantumNous/new-api/common"
+	"github.com/QuantumNous/new-api/types"
+
+	"github.com/gin-gonic/gin"
+)
+
+type ImageRequest struct {
+	Model             string          `json:"model"`
+	Prompt            string          `json:"prompt" binding:"required"`
+	N                 *uint           `json:"n,omitempty"`
+	Size              string          `json:"size,omitempty"`
+	Quality           string          `json:"quality,omitempty"`
+	ResponseFormat    string          `json:"response_format,omitempty"`
+	Style             json.RawMessage `json:"style,omitempty"`
+	User              json.RawMessage `json:"user,omitempty"`
+	ExtraFields       json.RawMessage `json:"extra_fields,omitempty"`
+	Background        json.RawMessage `json:"background,omitempty"`
+	Moderation        json.RawMessage `json:"moderation,omitempty"`
+	OutputFormat      json.RawMessage `json:"output_format,omitempty"`
+	OutputCompression json.RawMessage `json:"output_compression,omitempty"`
+	PartialImages     json.RawMessage `json:"partial_images,omitempty"`
+	// Stream            bool            `json:"stream,omitempty"`
+	Watermark *bool `json:"watermark,omitempty"`
+	// zhipu 4v
+	WatermarkEnabled json.RawMessage `json:"watermark_enabled,omitempty"`
+	UserId           json.RawMessage `json:"user_id,omitempty"`
+	Image            json.RawMessage `json:"image,omitempty"`
+	// 用匿名参数接收额外参数
+	Extra map[string]json.RawMessage `json:"-"`
+}
+
+func (i *ImageRequest) UnmarshalJSON(data []byte) error {
+	// 先解析成 map[string]interface{}
+	var rawMap map[string]json.RawMessage
+	if err := common.Unmarshal(data, &rawMap); err != nil {
+		return err
+	}
+
+	// 用 struct tag 获取所有已定义字段名
+	knownFields := GetJSONFieldNames(reflect.TypeOf(*i))
+
+	// 再正常解析已定义字段
+	type Alias ImageRequest
+	var known Alias
+	if err := common.Unmarshal(data, &known); err != nil {
+		return err
+	}
+	*i = ImageRequest(known)
+
+	// 提取多余字段
+	i.Extra = make(map[string]json.RawMessage)
+	for k, v := range rawMap {
+		if _, ok := knownFields[k]; !ok {
+			i.Extra[k] = v
+		}
+	}
+	return nil
+}
+
+// 序列化时需要重新把字段平铺
+func (r ImageRequest) MarshalJSON() ([]byte, error) {
+	// 将已定义字段转为 map
+	type Alias ImageRequest
+	alias := Alias(r)
+	base, err := common.Marshal(alias)
+	if err != nil {
+		return nil, err
+	}
+
+	var baseMap map[string]json.RawMessage
+	if err := common.Unmarshal(base, &baseMap); err != nil {
+		return nil, err
+	}
+
+	// 不能合并ExtraFields！！！！！！！！
+	// 合并 ExtraFields
+	//for k, v := range r.Extra {
+	//	if _, exists := baseMap[k]; !exists {
+	//		baseMap[k] = v
+	//	}
+	//}
+
+	return common.Marshal(baseMap)
+}
+
+func GetJSONFieldNames(t reflect.Type) map[string]struct{} {
+	fields := make(map[string]struct{})
+	for i := 0; i < t.NumField(); i++ {
+		field := t.Field(i)
+
+		// 跳过匿名字段（例如 ExtraFields）
+		if field.Anonymous {
+			continue
+		}
+
+		tag := field.Tag.Get("json")
+		if tag == "-" || tag == "" {
+			continue
+		}
+
+		// 取逗号前字段名（排除 omitempty 等）
+		name := tag
+		if commaIdx := indexComma(tag); commaIdx != -1 {
+			name = tag[:commaIdx]
+		}
+		fields[name] = struct{}{}
+	}
+	return fields
+}
+
+func indexComma(s string) int {
+	for i := 0; i < len(s); i++ {
+		if s[i] == ',' {
+			return i
+		}
+	}
+	return -1
+}
+
+func (i *ImageRequest) GetTokenCountMeta() *types.TokenCountMeta {
+	var sizeRatio = 1.0
+	var qualityRatio = 1.0
+
+	if strings.HasPrefix(i.Model, "dall-e") {
+		// Size
+		if i.Size == "256x256" {
+			sizeRatio = 0.4
+		} else if i.Size == "512x512" {
+			sizeRatio = 0.45
+		} else if i.Size == "1024x1024" {
+			sizeRatio = 1
+		} else if i.Size == "1024x1792" || i.Size == "1792x1024" {
+			sizeRatio = 2
+		}
+
+		if i.Model == "dall-e-3" && i.Quality == "hd" {
+			qualityRatio = 2.0
+			if i.Size == "1024x1792" || i.Size == "1792x1024" {
+				qualityRatio = 1.5
+			}
+		}
+	}
+
+	// not support token count for dalle
+	n := uint(1)
+	if i.N != nil {
+		n = *i.N
+	}
+	return &types.TokenCountMeta{
+		CombineText:     i.Prompt,
+		MaxTokens:       1584,
+		ImagePriceRatio: sizeRatio * qualityRatio * float64(n),
+	}
+}
+
+func (i *ImageRequest) IsStream(c *gin.Context) bool {
+	return false
+}
+
+func (i *ImageRequest) SetModelName(modelName string) {
+	if modelName != "" {
+		i.Model = modelName
+	}
+}
+
+type ImageResponse struct {
+	Data     []ImageData     `json:"data"`
+	Created  int64           `json:"created"`
+	Metadata json.RawMessage `json:"metadata,omitempty"`
+}
+type ImageData struct {
+	Url           string `json:"url"`
+	B64Json       string `json:"b64_json"`
+	RevisedPrompt string `json:"revised_prompt"`
+}