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package repositories
import (
"errors"
"fmt"
"metachan/entities"
"metachan/enums"
"metachan/utils/logger"
"time"
"gorm.io/gorm"
"gorm.io/gorm/clause"
)
func GetAnime[T idType](maptype enums.MappingType, id T) (entities.Anime, error) {
var anime entities.Anime
mapping, err := GetAnimeMapping(maptype, id)
if err != nil {
logger.Errorf("Anime", "Failed to get anime mapping: %v", err)
return entities.Anime{}, errors.New("anime not found")
}
result := DB.
Preload("Mapping").
Preload("Genres").
Preload("Themes").
Preload("Demographics").
Preload("Producers").
Preload("Producers.Image").
Preload("Producers.Titles").
Preload("Producers.ExternalURLs").
Preload("Studios").
Preload("Studios.Image").
Preload("Studios.Titles").
Preload("Studios.ExternalURLs").
Preload("Licensors").
Preload("Licensors.Image").
Preload("Licensors.Titles").
Preload("Licensors.ExternalURLs").
Preload("Episodes").
Preload("Episodes.SkipTimes").
Preload("Episodes.StreamInfo").
Preload("Episodes.StreamInfo.SubSources").
Preload("Episodes.StreamInfo.DubSources").
Preload("Schedule").
Preload("Seasons").
Where("mapping_id = ?", mapping.ID).
First(&anime)
if result.Error != nil {
if errors.Is(result.Error, gorm.ErrRecordNotFound) {
return entities.Anime{}, result.Error
}
logger.Errorf("Anime", "Failed to get anime details: %v", result.Error)
return entities.Anime{}, errors.New("anime not found")
}
loadAnimeCharacters(&anime)
return anime, nil
}
func CreateOrUpdateAnime(anime *entities.Anime) error {
if anime == nil {
return fmt.Errorf("anime is nil")
}
var existingAnime entities.Anime
result := DB.Where("mal_id = ?", anime.MALID).First(&existingAnime)
if result.Error == nil {
anime.ID = existingAnime.ID
}
now := time.Now()
anime.LastUpdated = now
result = DB.Session(&gorm.Session{FullSaveAssociations: true}).Clauses(clause.OnConflict{
UpdateAll: true,
}).Omit("Characters", "Episodes").Save(anime)
if result.Error != nil {
return fmt.Errorf("failed to save anime: %w", result.Error)
}
logger.Infof("Anime", "Saved anime (MAL ID: %d) with %d episodes, %d characters", anime.MALID, len(anime.Episodes), len(anime.Characters))
return nil
}
func SaveAnimeEpisodes(animeID uint, episodes []entities.Episode) error {
for i := range episodes {
ep := &episodes[i]
ep.AnimeID = animeID
var existing entities.Episode
if DB.Where("episode_id = ?", ep.EpisodeID).First(&existing).Error == nil {
ep.ID = existing.ID
DB.Model(ep).Omit("SkipTimes", "StreamInfo").Updates(ep)
} else {
DB.Session(&gorm.Session{FullSaveAssociations: true}).
Omit("SkipTimes", "StreamInfo").
Create(ep)
}
}
return nil
}
func SaveEpisodeSkipTimes(episodeID string, skipTimes []entities.EpisodeSkipTime) error {
if len(skipTimes) == 0 {
return nil
}
DB.Where("episode_id = ?", episodeID).Delete(&entities.EpisodeSkipTime{})
for i := range skipTimes {
skipTimes[i].EpisodeID = episodeID
if err := DB.Create(&skipTimes[i]).Error; err != nil {
return fmt.Errorf("failed to save skip time: %w", err)
}
}
return nil
}
func GetAnimeEpisode[T idType](maptype enums.MappingType, id T, episodeID string) (entities.Episode, error) {
mapping, err := GetAnimeMapping(maptype, id)
if err != nil {
return entities.Episode{}, errors.New("anime not found")
}
var anime entities.Anime
if err := DB.Where("mapping_id = ?", mapping.ID).Select("id").First(&anime).Error; err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return entities.Episode{}, err
}
return entities.Episode{}, errors.New("anime not found")
}
var episode entities.Episode
result := DB.
Preload("SkipTimes").
Preload("StreamInfo").
Preload("StreamInfo.SubSources").
Preload("StreamInfo.DubSources").
Where("anime_id = ? AND episode_id = ?", anime.ID, episodeID).
First(&episode)
if result.Error != nil {
if errors.Is(result.Error, gorm.ErrRecordNotFound) {
return entities.Episode{}, result.Error
}
return entities.Episode{}, errors.New("failed to fetch episode")
}
return episode, nil
}
func GetAnimeEpisodes[T idType](maptype enums.MappingType, id T) ([]entities.Episode, error) {
mapping, err := GetAnimeMapping(maptype, id)
if err != nil {
return nil, errors.New("anime not found")
}
var anime entities.Anime
if err := DB.Where("mapping_id = ?", mapping.ID).Select("id").First(&anime).Error; err != nil {
if errors.Is(err, gorm.ErrRecordNotFound) {
return nil, err
}
return nil, errors.New("anime not found")
}
var episodes []entities.Episode
result := DB.
Preload("SkipTimes").
Preload("StreamInfo").
Preload("StreamInfo.SubSources").
Preload("StreamInfo.DubSources").
Where("anime_id = ?", anime.ID).
Order("episode_number asc").
Find(&episodes)
if result.Error != nil {
return nil, errors.New("failed to fetch episodes")
}
return episodes, nil
}
func SaveEpisodeStreamInfo(animeID uint, episodeID string, info *entities.StreamInfo) error {
info.AnimeID = animeID
info.EpisodeID = episodeID
info.LastFetch = time.Now()
var existing entities.StreamInfo
if DB.Where("episode_id = ? AND anime_id = ?", episodeID, animeID).First(&existing).Error == nil {
info.ID = existing.ID
DB.Where("stream_info_id = ?", existing.ID).Delete(&entities.StreamingSource{})
}
return DB.Session(&gorm.Session{FullSaveAssociations: true}).Save(info).Error
}
func GetAllAnimeStubs() ([]animeStub, error) {
var stubs []animeStub
if err := DB.Model(&entities.Anime{}).Select("mal_id, updated_at, enriched_at").Scan(&stubs).Error; err != nil {
return nil, err
}
return stubs, nil
}
func SetAnimeEnriched(malID int) error {
now := time.Now()
return DB.Model(&entities.Anime{}).Where("mal_id = ?", malID).Update("enriched_at", now).Error
}
func GetAiringAnime() ([]entities.Anime, error) {
var anime []entities.Anime
result := DB.
Where("airing = ?", true).
Preload("Schedule").
Find(&anime)
if result.Error != nil {
logger.Errorf("Anime", "Failed to fetch airing anime: %v", result.Error)
return nil, errors.New("failed to fetch airing anime")
}
return anime, nil
}
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