package session

import (
	"ai-agent/workflow/consts/public"
	sessionDto "ai-agent/workflow/model/dto/session"
	"ai-agent/workflow/model/entity"
	"context"

	"gitea.redpowerfuture.com/red-future/common/beans"
	"gitea.redpowerfuture.com/red-future/common/db/gfdb"
	"github.com/gogf/gf/v2/util/gconv"
)

var ExecWorkflowResultDao = &execWorkflowResultDao{}

type execWorkflowResultDao struct{}

func (d *execWorkflowResultDao) Insert(ctx context.Context, req *sessionDto.CreateWorkflowResultReq) (id int64, err error) {
	var s = new(entity.ExecWorkflowResult)
	if err = gconv.Struct(req, &s); err != nil {
		return
	}
	r, err := gfdb.DB(ctx, public.DbNameBlackDeacon).Model(ctx, public.TableNameExecWorkflowResult).Insert(s)
	if err != nil {
		return
	}
	return r.LastInsertId()
}

func (d *execWorkflowResultDao) BatchInsert(ctx context.Context, req []*sessionDto.CreateWorkflowResultReq) (rows int64, err error) {
	var res []*entity.ExecWorkflowResult
	if err = gconv.Structs(req, &res); err != nil {
		return
	}
	r, err := gfdb.DB(ctx, public.DbNameBlackDeacon).Model(ctx, public.TableNameExecWorkflowResult).Data(res).Save()
	if err != nil {
		return
	}
	return r.RowsAffected()
}

func (d *execWorkflowResultDao) Delete(ctx context.Context, req *sessionDto.DeleteWorkflowResultReq) (rows int64, err error) {
	r, err := gfdb.DB(ctx, public.DbNameBlackDeacon).Model(ctx, public.TableNameExecWorkflowResult).Where(entity.ExecWorkflowResultCol.Id, req.Id).Delete()
	if err != nil {
		return
	}
	return r.RowsAffected()
}

func (d *execWorkflowResultDao) List(ctx context.Context, creator string, page *beans.Page) (res []*entity.ExecWorkflowResult, total int, err error) {
	m := gfdb.DB(ctx, public.DbNameBlackDeacon).Model(ctx, public.TableNameExecWorkflowResult).
		Where(entity.ExecWorkflowResultCol.Creator, creator)
	m.OrderDesc(entity.ExecWorkflowResultCol.CreatedAt)
	if page != nil {
		m.Page(int(page.PageNum), int(page.PageSize))
	}
	r, total, err := m.AllAndCount(false)
	if err != nil {
		return
	}
	err = r.Structs(&res)
	return
}

// ListBySession 查询会话下工作流结果（按创建时间倒序）
func (d *execWorkflowResultDao) ListBySession(ctx context.Context, sessionId string) (res []*entity.ExecWorkflowResult, err error) {
	r, err := gfdb.DB(ctx, public.DbNameBlackDeacon).Model(ctx, public.TableNameExecWorkflowResult).
		Where(entity.ExecWorkflowResultCol.SessionId, sessionId).
		OrderDesc(entity.ExecWorkflowResultCol.CreatedAt).
		All()
	if err != nil {
		return
	}
	err = r.Structs(&res)
	return
}

// ListByExecId 查询指定工作流执行记录下的结果文件路径
func (d *execWorkflowResultDao) ListByExecId(ctx context.Context, execId int64) (res []*entity.ExecWorkflowResult, err error) {
	r, err := gfdb.DB(ctx, public.DbNameBlackDeacon).Model(ctx, public.TableNameExecWorkflowResult).
		Where(entity.ExecWorkflowResultCol.ExecId, execId).
		All()
	if err != nil {
		return
	}
	err = r.Structs(&res)
	return
}

// ListDates 按创建人查询去重后的创建日期（倒序，支持分页；page 为 nil 返回全部日期）
func (d *execWorkflowResultDao) ListDates(ctx context.Context, creator string, page *beans.Page) (dates []string, err error) {
	fieldAlias := "create_date"
	m := gfdb.DB(ctx, public.DbNameBlackDeacon).Model(ctx, public.TableNameExecWorkflowResult).
		Fields("DATE("+entity.ExecWorkflowResultCol.CreatedAt+") AS "+fieldAlias).
		Where(entity.ExecWorkflowResultCol.Creator, creator).
		Group("DATE(" + entity.ExecWorkflowResultCol.CreatedAt + ")").
		OrderDesc(fieldAlias)

	if page != nil {
		m.Page(int(page.PageNum), int(page.PageSize))
	}

	r, err := m.All()
	if err != nil {
		return nil, err
	}

	for _, rec := range r {
		dates = append(dates, rec[fieldAlias].String())
	}
	return dates, nil
}

// ListByDates 按创建人查询指定创建日期（DATE(created_at) 命中）内的结果记录，按创建时间倒序
func (d *execWorkflowResultDao) ListByDates(ctx context.Context, creator string, dates []string) (res []*entity.ExecWorkflowResult, err error) {
	if len(dates) == 0 {
		return
	}
	r, err := gfdb.DB(ctx, public.DbNameBlackDeacon).Model(ctx, public.TableNameExecWorkflowResult).
		Where(entity.ExecWorkflowResultCol.Creator, creator).
		WhereIn("DATE(created_at)", dates).
		OrderDesc(entity.ExecWorkflowResultCol.CreatedAt).
		All()
	if err != nil {
		return
	}
	err = r.Structs(&res)
	return
}