/
search.go
executable file
·231 lines (167 loc) · 4.57 KB
/
search.go
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package tables
import (
"context"
"fmt"
_ "log"
"strings"
"github.com/aaronland/go-sqlite/v2"
"github.com/whosonfirst/go-whosonfirst-feature/alt"
"github.com/whosonfirst/go-whosonfirst-feature/properties"
"github.com/whosonfirst/go-whosonfirst-names/tags"
sql_tables "github.com/whosonfirst/go-whosonfirst-sql/tables"
"github.com/whosonfirst/go-whosonfirst-sqlite-features/v2"
)
type SearchTable struct {
features.FeatureTable
name string
}
func NewSearchTableWithDatabase(ctx context.Context, db sqlite.Database) (sqlite.Table, error) {
t, err := NewSearchTable(ctx)
if err != nil {
return nil, err
}
err = t.InitializeTable(ctx, db)
if err != nil {
return nil, err
}
return t, nil
}
func NewSearchTable(ctx context.Context) (sqlite.Table, error) {
t := SearchTable{
name: sql_tables.SEARCH_TABLE_NAME,
}
return &t, nil
}
func (t *SearchTable) InitializeTable(ctx context.Context, db sqlite.Database) error {
return sqlite.CreateTableIfNecessary(ctx, db, t)
}
func (t *SearchTable) Name() string {
return t.name
}
func (t *SearchTable) Schema() string {
schema, _ := sql_tables.LoadSchema("sqlite", sql_tables.SEARCH_TABLE_NAME)
return schema
}
func (t *SearchTable) IndexRecord(ctx context.Context, db sqlite.Database, i interface{}) error {
return t.IndexFeature(ctx, db, i.([]byte))
}
func (t *SearchTable) IndexFeature(ctx context.Context, db sqlite.Database, f []byte) error {
if alt.IsAlt(f) {
return nil
}
id, err := properties.Id(f)
if err != nil {
return MissingPropertyError(t, "id", err)
}
placetype, err := properties.Placetype(f)
if err != nil {
return MissingPropertyError(t, "placetype", err)
}
is_current, err := properties.IsCurrent(f)
if err != nil {
return MissingPropertyError(t, "is current", err)
}
is_ceased, err := properties.IsCeased(f)
if err != nil {
return MissingPropertyError(t, "is ceased", err)
}
is_deprecated, err := properties.IsDeprecated(f)
if err != nil {
return MissingPropertyError(t, "is deprecated", err)
}
is_superseded, err := properties.IsSuperseded(f)
if err != nil {
return MissingPropertyError(t, "is superseded", err)
}
names_all := make([]string, 0)
names_preferred := make([]string, 0)
names_variant := make([]string, 0)
names_colloquial := make([]string, 0)
name, err := properties.Name(f)
if err != nil {
return MissingPropertyError(t, "name", err)
}
names_all = append(names_all, name)
names_preferred = append(names_preferred, name)
for tag, names := range properties.Names(f) {
lt, err := tags.NewLangTag(tag)
if err != nil {
return WrapError(t, fmt.Errorf("Failed to create new lang tag for '%s', %w", tag, err))
}
possible := make([]string, 0)
possible_map := make(map[string]bool)
for _, n := range names {
_, ok := possible_map[n]
if !ok {
possible_map[n] = true
}
}
for n, _ := range possible_map {
possible = append(possible, n)
}
for _, n := range possible {
names_all = append(names_all, n)
}
switch lt.PrivateUse() {
case "x_preferred":
for _, n := range possible {
names_preferred = append(names_preferred, n)
}
case "x_variant":
for _, n := range possible {
names_variant = append(names_variant, n)
}
case "x_colloquial":
for _, n := range possible {
names_colloquial = append(names_colloquial, n)
}
default:
continue
}
}
sql := fmt.Sprintf(`INSERT OR REPLACE INTO %s (
id, placetype,
name, names_all, names_preferred, names_variant, names_colloquial,
is_current, is_ceased, is_deprecated, is_superseded
) VALUES (
?, ?,
?, ?, ?, ?, ?,
?, ?, ?, ?
)`, t.Name()) // ON CONFLICT DO BLAH BLAH BLAH
args := []interface{}{
id, placetype,
name, strings.Join(names_all, " "), strings.Join(names_preferred, " "), strings.Join(names_variant, " "), strings.Join(names_colloquial, " "),
is_current.Flag(), is_ceased.Flag(), is_deprecated.Flag(), is_superseded.Flag(),
}
conn, err := db.Conn(ctx)
if err != nil {
return DatabaseConnectionError(t, err)
}
tx, err := conn.Begin()
if err != nil {
return BeginTransactionError(t, err)
}
s, err := tx.Prepare(fmt.Sprintf("DELETE FROM %s WHERE id = ?", t.Name()))
if err != nil {
return PrepareStatementError(t, err)
}
defer s.Close()
_, err = s.Exec(id)
if err != nil {
return ExecuteStatementError(t, err)
}
stmt, err := tx.Prepare(sql)
if err != nil {
return PrepareStatementError(t, err)
}
defer stmt.Close()
_, err = stmt.Exec(args...)
if err != nil {
return ExecuteStatementError(t, err)
}
err = tx.Commit()
if err != nil {
return CommitTransactionError(t, err)
}
return nil
}