package dao

import (
	"context"
	"rag/consts/public"
	"rag/model/dto"
	"rag/model/entity"

	"gitea.com/red-future/common/db/gfdb"
	"github.com/gogf/gf/v2/database/gdb"
	"github.com/gogf/gf/v2/frame/g"
	"github.com/gogf/gf/v2/util/gconv"
)

var Dataset = new(datasetDao)

type datasetDao struct{}

// Insert 插入数据集
func (d *datasetDao) Insert(ctx context.Context, req *dto.CreateDatasetReq) (id int64, err error) {
	var res *entity.Dataset
	if err = gconv.Struct(req, &res); err != nil {
		return
	}
	r, err := gfdb.DB(ctx).Model(ctx, public.TableNameDataset).Data(&res).Insert()
	if err != nil {
		return
	}
	return r.LastInsertId()
}

// Update 更新数据集
func (d *datasetDao) Update(ctx context.Context, req *dto.UpdateDatasetReq) (rows int64, err error) {
	model := gfdb.DB(ctx).Model(ctx, public.TableNameDataset).OmitEmpty()
	if !g.IsEmpty(req.DocumentCount) {
		model.Data(entity.DatasetCol.DocumentCount, &gdb.Counter{
			Field: entity.DatasetCol.DocumentCount,
			Value: gconv.Float64(req.DocumentCount),
		})
	}
	if !g.IsEmpty(req.DocumentSize) {
		model.Data(entity.DatasetCol.DocumentSize, &gdb.Counter{
			Field: entity.DatasetCol.DocumentSize,
			Value: gconv.Float64(req.DocumentSize),
		})
	}
	r, err := model.Data(&req).Where(entity.DatasetCol.Id, req.Id).Update()
	if err != nil {
		return
	}
	return r.RowsAffected()
}

// Delete 删除数据集
func (d *datasetDao) Delete(ctx context.Context, req *dto.DeleteDatasetReq) (rows int64, err error) {
	r, err := gfdb.DB(ctx).Model(ctx, public.TableNameDataset).Where(entity.DatasetCol.Id, req.Id).Delete()
	if err != nil {
		return
	}
	return r.RowsAffected()
}

func (d *datasetDao) GetByID(ctx context.Context, req *dto.GetDatasetReq, fields ...string) (res *entity.Dataset, err error) {
	r, err := gfdb.DB(ctx).Model(ctx, public.TableNameDataset).Where(entity.DatasetCol.Id, req.Id).Fields(fields).One()
	if err != nil {
		return
	}
	err = r.Struct(&res)
	return
}

// List 获取数据集列表
func (d *datasetDao) List(ctx context.Context, req *dto.ListDatasetReq, fields ...string) (res []*entity.Dataset, total int, err error) {
	model := gfdb.DB(ctx).Model(ctx, public.TableNameDataset).Fields(fields).OmitEmpty()
	if !g.IsEmpty(req.Keyword) {
		model.WhereLike(entity.DatasetCol.Name, "%"+req.Keyword+"%")
	}
	model.OrderDesc(entity.DatasetCol.CreatedAt)
	if req.Page != nil {
		model.Page(int(req.Page.PageNum), int(req.Page.PageSize))
	}
	r, total, err := model.AllAndCount(false)
	if err != nil {
		return
	}
	err = r.Structs(&res)
	return
}