func (apiSong *APIFullSong) Save(db *sqlpg.DB) error {
var queries = dna.StringArray{}
var err error
// Getting artist queries
artists := apiSong.ToArtists()
for _, artist := range artists {
queries.Push(sqlpg.GetInsertIgnoreStatement(sqlpg.GetTableName(artist), artist, "id", artist.Id, false))
}
// Getting album query
album := apiSong.ToAlbum()
queries.Push(sqlpg.GetInsertIgnoreStatement(sqlpg.GetTableName(album), album, "id", album.Id, false))
// Getting song query
song := apiSong.ToSong()
queries.Push(sqlpg.GetInsertStatement(sqlpg.GetTableName(song), song, false))
for _, query := range queries {
_, err = db.Exec(query.String())
}
if err != nil {
errQueries := dna.StringArray(queries.Map(func(val dna.String, idx dna.Int) dna.String {
return "$$$error$$$" + val + "$$$error$$$"
}).([]dna.String))
return errors.New(err.Error() + errQueries.Join("\n").String())
} else {
return nil
}
}
// NewStateHandlerWithRange returns new StateHandler with 2nd pattern.
func NewStateHandlerWithRange(itm item.Item, r *Range, config *SiteConfig, db *sqlpg.DB) *StateHandler {
tableName := sqlpg.GetTableName(itm)
return &StateHandler{
Cid: r.First - 1,
SiteConfig: config,
Range: r,
ExtSlice: nil,
Db: db,
Pattern: 2,
IsOver: false,
Item: itm,
TableName: tableName,
NcCount: 0,
}
}
// NewStateHandlerWithExtSlice returns new StateHandler with 3rd pattern.
func NewStateHandlerWithExtSlice(itm item.Item, extSlice *dna.IntArray, config *SiteConfig, db *sqlpg.DB) *StateHandler {
tableName := sqlpg.GetTableName(itm)
return &StateHandler{
Cid: -1, // In this case, Cid means index of current element in external slice
SiteConfig: config,
Range: nil,
ExtSlice: extSlice,
Db: db,
Pattern: 3,
IsOver: false,
Item: itm,
TableName: tableName,
NcCount: 0,
}
}