mirror of
https://github.com/ddworken/hishtory.git
synced 2024-11-29 11:44:53 +01:00
86 lines
2.5 KiB
Go
86 lines
2.5 KiB
Go
package database
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import (
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"context"
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"fmt"
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"github.com/ddworken/hishtory/shared"
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"gorm.io/gorm"
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)
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func (db *DB) CountApproximateHistoryEntries(ctx context.Context) (int64, error) {
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var numDbEntries int64
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err := db.WithContext(ctx).Raw("SELECT reltuples::bigint FROM pg_class WHERE relname = 'enc_history_entries'").Row().Scan(&numDbEntries)
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if err != nil {
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return 0, fmt.Errorf("DB Error: %w", err)
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}
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return numDbEntries, nil
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}
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func (db *DB) AllHistoryEntriesForUser(ctx context.Context, userID string) ([]*shared.EncHistoryEntry, error) {
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var historyEntries []*shared.EncHistoryEntry
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tx := db.WithContext(ctx).Where("user_id = ?", userID).Find(&historyEntries)
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if tx.Error != nil {
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return nil, fmt.Errorf("tx.Error: %w", tx.Error)
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}
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return historyEntries, nil
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}
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func (db *DB) HistoryEntriesForDevice(ctx context.Context, deviceID string, limit int) ([]*shared.EncHistoryEntry, error) {
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var historyEntries []*shared.EncHistoryEntry
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tx := db.WithContext(ctx).Where("device_id = ? AND read_count < ?", deviceID, limit).Find(&historyEntries)
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if tx.Error != nil {
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return nil, fmt.Errorf("tx.Error: %w", tx.Error)
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}
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return historyEntries, nil
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}
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func (db *DB) AddHistoryEntries(ctx context.Context, entries ...*shared.EncHistoryEntry) error {
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return db.WithContext(ctx).Transaction(func(tx *gorm.DB) error {
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for _, entry := range entries {
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resp := tx.Create(&entry)
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if resp.Error != nil {
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return fmt.Errorf("resp.Error: %w", resp.Error)
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}
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}
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return nil
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})
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}
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func (db *DB) AddHistoryEntriesForAllDevices(ctx context.Context, devices []*shared.Device, entries []*shared.EncHistoryEntry) error {
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chunkSize := 1000
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return db.WithContext(ctx).Transaction(func(tx *gorm.DB) error {
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for _, device := range devices {
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for _, entry := range entries {
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entry.DeviceId = device.DeviceId
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}
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// Chunk the inserts to prevent the `extended protocol limited to 65535 parameters` error
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for _, entriesChunk := range shared.Chunks(entries, chunkSize) {
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resp := tx.Create(&entriesChunk)
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if resp.Error != nil {
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return fmt.Errorf("resp.Error: %w", resp.Error)
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}
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}
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}
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return nil
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})
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}
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func (db *DB) Unsafe_DeleteAllHistoryEntries(ctx context.Context) error {
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tx := db.WithContext(ctx).Exec("DELETE FROM enc_history_entries")
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if tx.Error != nil {
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return fmt.Errorf("tx.Error: %w", tx.Error)
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}
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return nil
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}
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func (db *DB) IncrementEntryReadCountsForDevice(ctx context.Context, deviceID string) error {
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return db.WithContext(ctx).Exec("UPDATE enc_history_entries SET read_count = read_count + 1 WHERE device_id = ?", deviceID).Error
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}
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