114 lines
2.5 KiB
Go
114 lines
2.5 KiB
Go
// SPDX-FileCopyrightText: 2021 The NGI Pointer Secure-Scuttlebutt Team of 2020/2021
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//
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// SPDX-License-Identifier: MIT
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package sqlite
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import (
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"context"
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"database/sql"
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"fmt"
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"github.com/ssbc/go-ssb-room/v2/roomdb"
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"github.com/ssbc/go-ssb-room/v2/roomdb/sqlite/models"
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"github.com/volatiletech/sqlboiler/v4/boil"
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)
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var _ roomdb.RoomConfig = (*Config)(nil)
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// the database will only ever store one row, which contains all the room settings
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const configRowID = 0
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/* Config basically enables long-term memory for the server when it comes to storing settings. Currently, the only
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* stored settings is the privacy mode of the room.
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*/
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type Config struct {
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db *sql.DB
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}
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func (c Config) GetPrivacyMode(ctx context.Context) (roomdb.PrivacyMode, error) {
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config, err := models.FindConfig(ctx, c.db, configRowID)
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if err != nil {
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return roomdb.ModeUnknown, err
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}
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return config.PrivacyMode, nil
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}
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func (c Config) SetPrivacyMode(ctx context.Context, pm roomdb.PrivacyMode) error {
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// make sure the privacy mode is an ok value
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err := pm.IsValid()
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if err != nil {
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return err
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}
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err = transact(c.db, func(tx *sql.Tx) error {
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// get the settings row
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config, err := models.FindConfig(ctx, tx, configRowID)
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if err != nil {
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return err
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}
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// set the new privacy mode
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config.PrivacyMode = pm
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// issue update stmt
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rowsAffected, err := config.Update(ctx, tx, boil.Infer())
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if err != nil {
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return err
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}
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if rowsAffected == 0 {
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return fmt.Errorf("setting privacy mode should have update the settings row, instead 0 rows were updated")
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}
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return nil
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})
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if err != nil {
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return err
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}
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return nil // alles gut!!
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}
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func (c Config) GetDefaultLanguage(ctx context.Context) (string, error) {
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config, err := models.FindConfig(ctx, c.db, configRowID)
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if err != nil {
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return "", err
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}
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return config.DefaultLanguage, nil
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}
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func (c Config) SetDefaultLanguage(ctx context.Context, langTag string) error {
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if len(langTag) == 0 {
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return fmt.Errorf("language tag cannot be empty")
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}
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err := transact(c.db, func(tx *sql.Tx) error {
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// get the settings row
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config, err := models.FindConfig(ctx, tx, configRowID)
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if err != nil {
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return err
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}
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// set the new language tag
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config.DefaultLanguage = langTag
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// issue update stmt
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rowsAffected, err := config.Update(ctx, tx, boil.Infer())
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if err != nil {
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return err
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}
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if rowsAffected == 0 {
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return fmt.Errorf("setting default language should have update the settings row, instead 0 rows were updated")
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}
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return nil
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})
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if err != nil {
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return err
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}
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return nil // alles gut!!
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}
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