package logic

import (
	"encoding/json"
	"errors"
	"fusenapi/constants"
	"fusenapi/utils/auth"
	"fusenapi/utils/basic"
	"strings"

	"gorm.io/gorm"

	"context"

	"fusenapi/server/render/internal/svc"
	"fusenapi/server/render/internal/types"

	"github.com/zeromicro/go-zero/core/logx"
)

type GetFaceSliceLogic struct {
	logx.Logger
	ctx    context.Context
	svcCtx *svc.ServiceContext
}

func NewGetFaceSliceLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetFaceSliceLogic {
	return &GetFaceSliceLogic{
		Logger: logx.WithContext(ctx),
		ctx:    ctx,
		svcCtx: svcCtx,
	}
}

// 处理进入前逻辑w,r
// func (l *GetFaceSliceLogic) BeforeLogic(w http.ResponseWriter, r *http.Request) {
// }

// 处理逻辑后 w,r 如:重定向, resp 必须重新处理
// func (l *GetFaceSliceLogic) AfterLogic(w http.ResponseWriter, r *http.Request, resp *basic.Response) {
// // httpx.OkJsonCtx(r.Context(), w, resp)
// }

func (l *GetFaceSliceLogic) GetFaceSlice(req *types.Request, userinfo *auth.UserInfo) (resp *basic.Response) {
	if !userinfo.IsUser() && !userinfo.IsGuest() {
		return resp.SetStatusWithMessage(basic.CodeUnAuth, "please login or access cookie")
	}
	//获取用户素材信息
	materialInfo, err := l.svcCtx.AllModels.FsUserMaterial.FindLatestOne(l.ctx, userinfo.UserId, userinfo.GuestId)
	if err != nil {
		if errors.Is(err, gorm.ErrRecordNotFound) {
			return resp.SetStatusWithMessage(basic.CodeDbRecordNotFoundErr, "user material info is not exists")
		}
		return resp.SetStatusWithMessage(basic.CodeDbSqlErr, "failed to get user material info")
	}
	if materialInfo.Metadata == nil {
		return resp.SetStatusWithMessage(basic.CodeServiceErr, "user material info`Metadata is empty")
	}
	var info map[string]interface{}
	if err = json.Unmarshal([]byte(*materialInfo.Metadata), &info); err != nil {
		logx.Error(err)
		return resp.SetStatusWithMessage(basic.CodeJsonErr, "invalid json format of metadata")
	}
	str := strings.ReplaceAll(constants.RENDER_FACE_SLICE_TEMPLATE_JSON, "{{MainColorFill}}", info["main_color_fill"].(string))
	str = strings.ReplaceAll(str, "{{SecondaryColorFill}}", info["secondary_color_fill"].(string))
	str = strings.ReplaceAll(str, "{{LogoMaterial}}", info["logo_material"].(string))
	var rspInfo interface{}
	_ = json.Unmarshal([]byte(str), &rspInfo)
	return resp.SetStatusWithMessage(basic.CodeOK, "success", rspInfo)
}