package grpcserver

import (
	"context"
	"encoding/json"
	"git.hlsq.asia/alex/service-common/net/http/httpresp"
	"git.hlsq.asia/alex/service-common/proto/rs/rspb"
	"git.hlsq.asia/alex/service-common/utils"
	"git.hlsq.asia/alex/service-qgdzs/internal/dao/repository"
)

// 模块 - 答题记录

// GetRecord 获取答题记录
func (s *Server) GetRecord(ctx context.Context, req *rspb.GetRecordReq) (*rspb.GetRecordResp, error) {
	if !utils.ShouldBindUsn(ctx, &req.USN) {
		return nil, httpresp.ParamError
	}
	records, count, err := repository.NewRecordDao(ctx, s.query).FindByUSN(req.USN, int(req.Page), int(req.PageSize))
	if err != nil {
		return nil, utils.ErrorsWrap(err)
	}
	resp := make([]*rspb.GetRecordItem, 0)
	for _, record := range records {
		resp = append(resp, &rspb.GetRecordItem{
			QuestionSn:     record.QuestionSn,
			Question:       record.Question,
			Difficulty:     record.Difficulty,
			Category:       record.Category,
			QuestionAnswer: record.QuestionAnswer,
			Answer:         record.Answer,
			CreateTime:     record.CreatedAt.Unix(),
		})
	}
	return &rspb.GetRecordResp{
		Count:   int32(count),
		Records: resp,
	}, nil
}

// GetQuestionInfo 获取具体的题目
func (s *Server) GetQuestionInfo(ctx context.Context, req *rspb.GetQuestionInfoReq) (*rspb.GetQuestionInfoResp, error) {
	question, err := repository.NewQuestionDao(ctx, s.query).FindBySn(req.QuestionSn)
	if err != nil {
		return nil, utils.ErrorsWrap(err)
	}
	options := make([]string, 0)
	if err = json.Unmarshal([]byte(question.Options), &options); err != nil {
		return nil, utils.ErrorsWrapF(err, "data: %v", question.Options)
	}
	category, _ := repository.NewCategoryDao(ctx, s.query).FindNameBySn(question.CategorySn)
	return &rspb.GetQuestionInfoResp{
		Question:    question.Question,
		Options:     options,
		Category:    category,
		Difficulty:  question.Difficulty,
		Explanation: question.Explanation,
	}, nil
}