mirror of
https://github.com/infiniflow/ragflow.git
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107 lines
3.4 KiB
Go
107 lines
3.4 KiB
Go
//
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// Copyright 2026 The InfiniFlow Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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package dao
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import (
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"context"
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"ragflow/internal/entity"
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"gorm.io/gorm"
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)
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// TimeRecordDAO time record data access object
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type TimeRecordDAO struct{}
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// NewTimeRecordDAO create TimeRecord DAO
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func NewTimeRecordDAO() *TimeRecordDAO {
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return &TimeRecordDAO{}
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}
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// Create inserts a new record
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func (dao *TimeRecordDAO) Create(ctx context.Context, db *gorm.DB, record *entity.TimeRecord) error {
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return db.WithContext(ctx).Create(record).Error
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}
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// GetRecent retrieves the most recently inserted records (ordered by ID descending)
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func (dao *TimeRecordDAO) GetRecent(ctx context.Context, db *gorm.DB, limit int) ([]*entity.TimeRecord, error) {
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var records []*entity.TimeRecord
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err := db.WithContext(ctx).Order("id DESC").Limit(limit).Find(&records).Error
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if err != nil {
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return nil, err
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}
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return records, nil
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}
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// GetCount returns the total number of records
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func (dao *TimeRecordDAO) GetCount(ctx context.Context, db *gorm.DB) (int64, error) {
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var count int64
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err := db.WithContext(ctx).Model(&entity.TimeRecord{}).Count(&count).Error
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return count, err
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}
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// DeleteOldest removes the oldest records (smallest ID) with limit
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func (dao *TimeRecordDAO) DeleteOldest(ctx context.Context, db *gorm.DB, limit int64) error {
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return db.WithContext(ctx).Exec("DELETE FROM time_records ORDER BY id ASC LIMIT ?", limit).Error
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}
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// GetByID retrieves a single record by its ID
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func (dao *TimeRecordDAO) GetByID(ctx context.Context, db *gorm.DB, id int64) (*entity.TimeRecord, error) {
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var record entity.TimeRecord
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err := db.WithContext(ctx).First(&record, id).Error
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if err != nil {
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return nil, err
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}
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return &record, nil
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}
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// GetAll retrieves all records
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func (dao *TimeRecordDAO) GetAll(ctx context.Context, db *gorm.DB) ([]*entity.TimeRecord, error) {
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var records []*entity.TimeRecord
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err := db.WithContext(ctx).Find(&records).Error
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return records, err
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}
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// KeepLatest keeps the latest N records and deletes older ones
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func (dao *TimeRecordDAO) KeepLatest(ctx context.Context, db *gorm.DB, count int64) error {
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// Step 1: Get the maximum ID
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var maxID int64
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if err := db.WithContext(ctx).Model(&entity.TimeRecord{}).Select("COALESCE(MAX(id), 0)").Scan(&maxID).Error; err != nil {
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return err
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}
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// If no records or count is 0, nothing to delete
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if maxID == 0 || count <= 0 {
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return nil
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}
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// Step 2: Calculate the threshold ID
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thresholdID := maxID - count
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// If threshold is less than 0, keep all records
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if thresholdID <= 0 {
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return nil
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}
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// Step 3: Delete records with ID <= threshold
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return db.WithContext(ctx).Where("id <= ?", thresholdID).Delete(&entity.TimeRecord{}).Error
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}
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// DeleteAll deletes all records
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func (dao *TimeRecordDAO) DeleteAll(ctx context.Context, db *gorm.DB) error {
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return db.WithContext(ctx).Where("1=1").Delete(&entity.TimeRecord{}).Error
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}
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