131 lines
3.8 KiB
Go
131 lines
3.8 KiB
Go
package resolvers
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import (
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"context"
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"fmt"
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"time"
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"github.com/photoview/photoview/api/database"
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"github.com/photoview/photoview/api/graphql/auth"
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"github.com/photoview/photoview/api/graphql/models"
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"gorm.io/gorm"
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)
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func (r *queryResolver) MyTimeline(ctx context.Context, paginate *models.Pagination, onlyFavorites *bool) ([]*models.TimelineGroup, error) {
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user := auth.UserFromContext(ctx)
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if user == nil {
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return nil, auth.ErrUnauthorized
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}
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var timelineGroups []*models.TimelineGroup
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transactionError := r.Database.Transaction(func(tx *gorm.DB) error {
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// album_id, year, month, day
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daysQuery := tx.Select(
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"albums.id AS album_id",
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fmt.Sprintf("%s AS year", database.DateExtract(tx, database.DateCompYear, "media.date_shot")),
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fmt.Sprintf("%s AS month", database.DateExtract(tx, database.DateCompMonth, "media.date_shot")),
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fmt.Sprintf("%s AS day", database.DateExtract(tx, database.DateCompDay, "media.date_shot")),
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).
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Table("media").
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Joins("JOIN albums ON media.album_id = albums.id").
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Where("albums.id IN (?)", tx.Table("user_albums").Select("user_albums.album_id").Where("user_id = ?", user.ID))
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if onlyFavorites != nil && *onlyFavorites == true {
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daysQuery.Where("media.id IN (?)", tx.Table("user_media_data").Select("user_media_data.media_id").Where("user_media_data.user_id = ?", user.ID).Where("user_media_data.favorite = 1"))
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}
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if paginate != nil {
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if paginate.Limit != nil {
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daysQuery.Limit(*paginate.Limit)
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}
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if paginate.Offset != nil {
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daysQuery.Offset(*paginate.Offset)
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}
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}
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dateChain := fmt.Sprintf("%s, %s, %s",
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database.DateExtract(tx, database.DateCompYear, "media.date_shot"),
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database.DateExtract(tx, database.DateCompMonth, "media.date_shot"),
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database.DateExtract(tx, database.DateCompDay, "media.date_shot"))
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rows, err := daysQuery.Group("albums.id").Group(dateChain).Order(dateChain).Rows()
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defer rows.Close()
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if err != nil {
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return err
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}
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type group struct {
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albumID int
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year int
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month int
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day int
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}
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dbGroups := make([]group, 0)
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for rows.Next() {
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var g group
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rows.Scan(&g.albumID, &g.year, &g.month, &g.day)
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dbGroups = append(dbGroups, g)
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}
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timelineGroups = make([]*models.TimelineGroup, len(dbGroups))
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for i, group := range dbGroups {
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// Fill album
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var groupAlbum models.Album
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if err := tx.First(&groupAlbum, group.albumID).Error; err != nil {
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return err
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}
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// Fill media
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var groupMedia []*models.Media
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mediaQuery := tx.Model(&models.Media{}).
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Where("album_id = ?", group.albumID).
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Where(fmt.Sprintf("%s = ?", database.DateExtract(tx, database.DateCompYear, "media.date_shot")), group.year).
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Where(fmt.Sprintf("%s = ?", database.DateExtract(tx, database.DateCompMonth, "media.date_shot")), group.month).
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Where(fmt.Sprintf("%s = ?", database.DateExtract(tx, database.DateCompDay, "media.date_shot")), group.day).
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Order("date_shot DESC")
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if onlyFavorites != nil && *onlyFavorites == true {
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mediaQuery.Where("media.id IN (?)", tx.Table("user_media_data").Select("user_media_data.media_id").Where("user_media_data.user_id = ?", user.ID).Where("user_media_data.favorite = 1"))
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}
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if err := mediaQuery.Limit(5).Find(&groupMedia).Error; err != nil {
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return err
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}
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// Get total media count
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var totalMedia int64
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if err := mediaQuery.Count(&totalMedia).Error; err != nil {
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return err
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}
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var date time.Time = groupMedia[0].DateShot
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date = time.Date(date.Year(), date.Month(), date.Day(), 0, 0, 0, 0, date.Location())
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timelineGroup := models.TimelineGroup{
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Album: &groupAlbum,
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Media: groupMedia,
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MediaTotal: int(totalMedia),
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Date: date,
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}
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timelineGroups[i] = &timelineGroup
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}
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return nil
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})
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if transactionError != nil {
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return nil, transactionError
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}
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return timelineGroups, nil
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}
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