func FindLanguage(optsx ...go2sql.QueryOption) (l *Language, err error) {
opts := go2sql.QueryOptions(optsx)
db, ok := opts.GetDB()
if !ok {
db = go2sql.DefaultDB.DB
}
if db == nil {
err = errors.New("should specify *sql.DB by go2sql.DB or init go2sql.DefaultDB")
return
}
l = &Language{}
var fields []interface{}
var columns []string
if sel, ok := opts.GetSelect(); ok {
columns = []string(sel)
for _, c := range columns {
switch c {
case LanguageColumnID:
fields = append(fields, &l.ID)
case LanguageColumnName:
fields = append(fields, &l.Name)
case LanguageColumnWordsCount:
fields = append(fields, &l.WordsCount)
default:
err = fmt.Errorf("go2sql: unknown column %s", c)
return
}
}
} else {
columns = []string{"id", "name", "words_stat", "field1", "field2", "field3", "field4", "field5", "field6", "field7"}
fields = []interface{}{&l.ID, &l.Name, &l.WordsCount, &l.Field1, &l.Field2, &l.Field3, &l.Field4, &l.Field5, &l.Field6, &l.Field7}
}
var sql go2sql.SQL
if opt, ok := opts.GetSQL(); ok && opt.Full {
sql = opt
} else {
sql.SQL = fmt.Sprintf("select %s from languages %s", strings.Join(columns, ","), opt.SQL)
sql.Args = opt.Args
}
err = db.QueryRow(sql.SQL, sql.Args...).Scan(fields...)
if err != nil {
return
}
if tables, ok := opts.GetTables(); ok {
for _, table := range tables {
switch table.Name {
case LanguageColumnAuthor:
err = l.FetchAuthor(go2sql.DB(db), table.Tables)
case LanguageColumnKeywords:
err = l.FetchKeywords(go2sql.DB(db), table.Tables)
case LanguageColumnTeachers:
err = l.FetchTeachers(go2sql.DB(db), table.Tables)
}
if err != nil {
return
}
}
}
return
}
func FindLanguages(optsx ...go2sql.QueryOption) (ls Languages, err error) {
opts := go2sql.QueryOptions(optsx)
db, ok := opts.GetDB()
if !ok {
db = go2sql.DefaultDB.DB
}
if db == nil {
err = errors.New("should specify *sql.DB by go2sql.DB or init go2sql.DefaultDB")
return
}
var columns []string
if sel, ok := opts.GetSelect(); ok {
columns = []string(sel)
} else {
columns = []string{"id", "name", "words_stat", "field1", "field2", "field3", "field4", "field5", "field6", "field7"}
}
var sql go2sql.SQL
if opt, ok := opts.GetSQL(); ok && opt.Full {
sql = opt
} else {
sql.SQL = fmt.Sprintf("select %s from languages %s", strings.Join(columns, ","), opt.SQL)
sql.Args = opt.Args
}
rows, err := db.Query(sql.SQL, sql.Args...)
if err != nil {
return
}
defer func() {
if er := rows.Close(); er != nil {
if err != nil {
log.Println(er)
} else {
err = er
}
}
}()
for rows.Next() {
var l Language
var fields []interface{}
for _, c := range columns {
switch c {
case LanguageColumnID:
fields = append(fields, &l.ID)
case LanguageColumnName:
fields = append(fields, &l.Name)
case LanguageColumnWordsCount:
fields = append(fields, &l.WordsCount)
case "field1":
fields = append(fields, &l.Field1)
case "field2":
fields = append(fields, &l.Field2)
case "field3":
fields = append(fields, &l.Field3)
case "field4":
fields = append(fields, &l.Field4)
case "field5":
fields = append(fields, &l.Field5)
case "field6":
fields = append(fields, &l.Field6)
case "field7":
fields = append(fields, &l.Field7)
default:
err = fmt.Errorf("go2sql: unknown column %s", c)
return
}
}
err = rows.Scan(fields...)
if err != nil {
return
}
ls = append(ls, &l)
}
if tables, ok := opts.GetTables(); ok {
for _, table := range tables {
switch table.Name {
case LanguageColumnAuthor:
err = ls.FetchAuthor(go2sql.DB(db), table.Tables)
case LanguageColumnKeywords:
err = ls.FetchKeywords(go2sql.DB(db), table.Tables)
case LanguageColumnTeachers:
err = ls.FetchTeachers(go2sql.DB(db), table.Tables)
}
if err != nil {
return
}
}
}
return
}
