// RecoverSQLLogError re-executes failed sql queries in sql error log file from specified path.
// It returns the number of failed -reexec queries, and new failed
// queries will be written to the file
//
// The format of error file is:
// Error description - $$$error$$$SQL_QUERY$$$error$$$
// Therefore only get statements enclosed by special `$$$error$$$`
func RecoverSQLLogError(sqlErrFilePath dna.String, db *sqlpg.DB) dna.Int {
var errCount = 0
var errStrings = dna.StringArray{}
b, err := ioutil.ReadFile(sqlErrFilePath.String())
if err != nil {
panic(err)
}
data := dna.String(string(b))
// dna.Log("\n", data.Length())
sqlArr := data.FindAllString(`(?mis)\$\$\$error\$\$\$.+?\$\$\$error\$\$\$`, -1)
// dna.Log("\nTOTAL SQL STATEMENTS FOUND:", sqlArr.Length())
for _, val := range sqlArr {
sqlStmtArr := val.FindAllStringSubmatch(`(?mis)\$\$\$error\$\$\$(.+?)\$\$\$error\$\$\$`, -1)
if len(sqlStmtArr) > 0 {
_, err := db.Exec(sqlStmtArr[0][1].String())
if err != nil {
if dna.String(err.Error()).Contains(`duplicate key value violates unique constraint`) == false {
errCount += 1
errStrings.Push("$$$error$$$" + sqlStmtArr[0][1] + "$$$error$$$")
}
}
}
}
if errCount == 0 {
err = ioutil.WriteFile(sqlErrFilePath.String(), []byte{}, 0644)
} else {
err = ioutil.WriteFile(sqlErrFilePath.String(), []byte(errStrings.Join("\n").String()), 0644)
}
if err != nil {
panic(err)
}
return dna.Int(errCount)
}
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
}
}
func (episode *Episode) Save(db *sqlpg.DB) error {
insertStmt := getInsertStmt(episode, dna.Sprintf("WHERE NOT EXISTS (SELECT 1 FROM %v WHERE movie_id=%v and ep_id=%v)", getTableName(episode), episode.MovieId, episode.EpId))
_, err := db.Exec(insertStmt.String())
if err != nil {
err = errors.New(err.Error() + " $$$error$$$" + insertStmt.String() + "$$$error$$$")
}
return err
}
func (movie *Movie) Save(db *sqlpg.DB) error {
insertStmt := getInsertStmt(movie, dna.Sprintf("WHERE NOT EXISTS (SELECT 1 FROM %v WHERE id=%v)", getTableName(movie), movie.Id))
_, err := db.Exec(insertStmt.String())
if err != nil {
err = errors.New(err.Error() + " $$$error$$$" + insertStmt.String() + "$$$error$$$")
}
return err
}
func IsValidTable(tblName dna.String, db *sqlpg.DB) dna.Bool {
_, err := db.Exec("select * from " + tblName.String() + " limit 0")
if err == nil {
return true
} else {
return false
}
}
func SaveLastestMovieCurrentEps(db *sqlpg.DB, tblName dna.String, logger *terminal.Logger) {
for mvid, currentEp := range LastestMovieCurrentEps {
query := "UPDATE " + tblName + " SET current_eps=" + currentEp.ToString()
query += " WHERE id=" + mvid.ToString() + ";"
_, err := db.Exec(query.String())
if err != nil {
logger.Println("$$$error$$$" + query + "$$$error$$$")
}
}
}
// SaveNewAlbums finds all new albums available in new found songs.
// New albums depends on aggregate funcs from the last songid.
// It returns an error or nil and the number of new albums inserted into DB
func SaveNewAlbums(db *sqlpg.DB) (nAlbumsInserted dna.Int, err error) {
if LastSongId <= 0 {
return 0, errors.New("Last song id has to be greater than Zero (0)")
}
query := dna.Sprintf(`insert into %v
(title,artists,topics,href,nsongs,coverart,producer,downloads,plays,date_released,date_created,songids)
(
select title,array_agg_csn_artist_cat(artists) as artists,array_agg_csn_cat(topics) as topics, min(link) as href ,
sum(nsongs)::int8 as nsongs,max(coverart) as coverart, max(producer) as producer,
floor(avg(downloads))::int8 as downloads, floor(avg(plays))::int8 as plays,
max(date_released) as date_released , max(date_created) as date_created, array_agg_cat_unique(songids) as songids
from
(
select max(album_title) as title,array_agg_csn_artist_cat(artists) as artists,
array_agg_csn_cat(topics) as topics , min(album_href) as link,
count(*) as nsongs, album_coverart as coverart, max(producer) as producer,
floor(avg(downloads)) as downloads, floor(avg(plays)) as plays,
max(date_released) as date_released,max(date_created) as date_created, array_agg(id) as songids
from %v
where id > %v
and album_title <> ''
and album_href <> ''
group by album_coverart
) as anbinh
group by title
)`, "csnalbums", "csnsongs", LastSongId)
// dna.Log(query)
ret, err := db.Exec(query.String())
if err != nil {
return 0, err
} else {
nAl, err := ret.RowsAffected()
nAlbumsInserted = dna.Int(nAl)
if err != nil {
return 0, nil
} else {
return nAlbumsInserted, nil
}
}
}