package xai

import (
	"errors"
	"fmt"
	"io"
	"net/http"
	"one-api/dto"
	"one-api/relay/channel"
	relaycommon "one-api/relay/common"
	"strings"

	"github.com/gin-gonic/gin"
)

type Adaptor struct {
}

func (a *Adaptor) ConvertClaudeRequest(*gin.Context, *relaycommon.RelayInfo, *dto.ClaudeRequest) (any, error) {
	//TODO implement me
	//panic("implement me")
	return nil, errors.New("not available")
}

func (a *Adaptor) ConvertAudioRequest(c *gin.Context, info *relaycommon.RelayInfo, request dto.AudioRequest) (io.Reader, error) {
	//not available
	return nil, errors.New("not available")
}

func (a *Adaptor) ConvertImageRequest(c *gin.Context, info *relaycommon.RelayInfo, request dto.ImageRequest) (any, error) {
	request.Size = ""
	return request, nil
}

func (a *Adaptor) Init(info *relaycommon.RelayInfo) {
}

func (a *Adaptor) GetRequestURL(info *relaycommon.RelayInfo) (string, error) {
	return fmt.Sprintf("%s/v1/chat/completions", info.BaseUrl), nil
}

func (a *Adaptor) SetupRequestHeader(c *gin.Context, req *http.Header, info *relaycommon.RelayInfo) error {
	channel.SetupApiRequestHeader(info, c, req)
	req.Set("Authorization", "Bearer "+info.ApiKey)
	return nil
}

func (a *Adaptor) ConvertOpenAIRequest(c *gin.Context, info *relaycommon.RelayInfo, request *dto.GeneralOpenAIRequest) (any, error) {
	if request == nil {
		return nil, errors.New("request is nil")
	}
	if strings.HasPrefix(request.Model, "grok-3-mini") {
		if request.MaxCompletionTokens == 0 && request.MaxTokens != 0 {
			request.MaxCompletionTokens = request.MaxTokens
			request.MaxTokens = 0
		}
		if strings.HasSuffix(request.Model, "-high") {
			request.ReasoningEffort = "high"
			request.Model = strings.TrimSuffix(request.Model, "-high")
		} else if strings.HasSuffix(request.Model, "-low") {
			request.ReasoningEffort = "low"
			request.Model = strings.TrimSuffix(request.Model, "-low")
		} else if strings.HasSuffix(request.Model, "-medium") {
			request.ReasoningEffort = "medium"
			request.Model = strings.TrimSuffix(request.Model, "-medium")
		}
		info.ReasoningEffort = request.ReasoningEffort
		info.UpstreamModelName = request.Model
	}
	return request, nil
}

func (a *Adaptor) ConvertRerankRequest(c *gin.Context, relayMode int, request dto.RerankRequest) (any, error) {
	return nil, nil
}

func (a *Adaptor) ConvertEmbeddingRequest(c *gin.Context, info *relaycommon.RelayInfo, request dto.EmbeddingRequest) (any, error) {
	//not available
	return nil, errors.New("not available")
}

func (a *Adaptor) ConvertOpenAIResponsesRequest(c *gin.Context, info *relaycommon.RelayInfo, request dto.OpenAIResponsesRequest) (any, error) {
	// TODO implement me
	return nil, errors.New("not implemented")
}

func (a *Adaptor) DoRequest(c *gin.Context, info *relaycommon.RelayInfo, requestBody io.Reader) (any, error) {
	return channel.DoApiRequest(a, c, info, requestBody)
}

func (a *Adaptor) DoResponse(c *gin.Context, resp *http.Response, info *relaycommon.RelayInfo) (usage any, err *dto.OpenAIErrorWithStatusCode) {
	if info.IsStream {
		err, usage = xAIStreamHandler(c, resp, info)
	} else {
		err, usage = xAIHandler(c, resp, info)
	}
	//if _, ok := usage.(*dto.Usage); ok && usage != nil {
	//	usage.(*dto.Usage).CompletionTokens = usage.(*dto.Usage).TotalTokens - usage.(*dto.Usage).PromptTokens
	//}

	return
}

func (a *Adaptor) GetModelList() []string {
	return ModelList
}

func (a *Adaptor) GetChannelName() string {
	return ChannelName
}
