package dao

import (
	"context"
	"digital-human/digitalhuman/consts"
	"digital-human/digitalhuman/consts/public"
	"digital-human/digitalhuman/model/dto"
	"digital-human/digitalhuman/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"
)

// Video 视频数据
var Video = &video{}

type video struct{}

// Insert 插入视频
func (d *video) Insert(ctx context.Context, req *dto.CreateVideoReq) (ids []any, err error) {
	var result entity.Video
	if err = gconv.Struct(req, &result); err != nil {
		return
	}
	r, err := gfdb.DB(ctx).Model(ctx, public.TableNameVideo).Data(&result).Insert()
	if err != nil {
		return
	}
	lastInsertId, err := r.LastInsertId()
	if err != nil {
		return
	}
	ids = []any{lastInsertId}
	return
}

// Update 更新视频
func (d *video) Update(ctx context.Context, id int64, updateData *entity.Video) (err error) {
	_, err = gfdb.DB(ctx).Model(ctx, public.TableNameVideo).Data(updateData).Where("id = ?", id).Update()
	return
}

// Delete 删除视频
func (d *video) Delete(ctx context.Context, id int64) (err error) {
	_, err = gfdb.DB(ctx).Model(ctx, public.TableNameVideo).Where("id = ?", id).Delete()
	return
}

// GetOne 获取单个视频
func (d *video) GetOne(ctx context.Context, id int64) (video *entity.Video, err error) {
	r, err := gfdb.DB(ctx).Model(ctx, public.TableNameVideo).Where("id = ?", id).One()
	if err != nil {
		return
	}
	err = r.Struct(&video)
	return
}

// List 获取视频列表
func (d *video) List(ctx context.Context, req *dto.ListVideoReq) (res []entity.Video, total int64, err error) {
	model := d.buildListFilter(ctx, req)

	var totalCount int
	totalCount, err = model.Count()
	if err != nil {
		return
	}
	total = gconv.Int64(totalCount)

	if req.Page != nil {
		model.Page(int(req.Page.PageNum), int(req.Page.PageSize))
	}

	r, err := model.OrderDesc("id").All()
	if err != nil {
		return
	}
	err = r.Structs(&res)
	return
}

// buildListFilter 构建列表查询的过滤条件
func (d *video) buildListFilter(ctx context.Context, req *dto.ListVideoReq) *gdb.Model {
	model := gfdb.DB(ctx).Model(ctx, public.TableNameVideo).OmitEmpty()
	// 状态字段允许查询所有状态值，包括0（生成中），所以需要特别处理
	if req.Status != consts.VideoStatusGenerating && req.Status != consts.VideoStatusSuccess && req.Status != consts.VideoStatusFailed {
		// 如果状态不是有效值之一，则不添加状态过滤条件
	} else {
		model = model.Where("status = ?", req.Status)
	}
	if !g.IsEmpty(req.DigitalHumanID) {
		model = model.Where("digitalHumanId = ?", req.DigitalHumanID)
	}
	if !g.IsEmpty(req.Keyword) {
		model = model.Where("name LIKE ? OR description LIKE ?", "%"+req.Keyword+"%", "%"+req.Keyword+"%")
	}

	return model
}

// UpdateStatus 更新视频状态
func (d *video) UpdateStatus(ctx context.Context, id int64, status consts.VideoStatus, errorMsg string, videoURL string, duration int, thumbnailURL string, externalTaskID string) (rows int64, err error) {
	model := gfdb.DB(ctx).Model(ctx, public.TableNameVideo).Where("id = ?", id)

	updateData := gdb.Map{
		"status": status,
	}
	if errorMsg != "" {
		updateData["errorMsg"] = errorMsg
	}
	if videoURL != "" {
		updateData["videoUrl"] = videoURL
	}
	if duration > 0 {
		updateData["duration"] = duration
	}
	if thumbnailURL != "" {
		updateData["thumbnailUrl"] = thumbnailURL
	}
	if externalTaskID != "" {
		updateData["externalTaskId"] = externalTaskID
	}

	r, err := model.Data(updateData).Update()
	if err != nil {
		return
	}
	return r.RowsAffected()
}