// Copyright 2026 Arctel.net
// SPDX-License-Identifier: Apache-2.0

package analytics

import (
	"fmt"
	"time"
)

const (
	nodeAccessLogTableName     = "of_node_access_logs"
	nodeAccessLogInsertColumns = "id, node_id, logged_at, remote_addr, region, host, path, status_code, created_at"
)

// NodeAccessLog stores OpenFlare edge node access records in ClickHouse.
type NodeAccessLog struct {
	ID         uint64    `gorm:"column:id"`
	NodeID     string    `gorm:"column:node_id"`
	LoggedAt   time.Time `gorm:"column:logged_at"`
	RemoteAddr string    `gorm:"column:remote_addr"`
	Region     string    `gorm:"column:region"`
	Host       string    `gorm:"column:host"`
	Path       string    `gorm:"column:path"`
	StatusCode int32     `gorm:"column:status_code"`
	CreatedAt  time.Time `gorm:"column:created_at"`
}

// TableName returns the ClickHouse table name.
func (NodeAccessLog) TableName() string {
	return nodeAccessLogTableName
}

// InsertColumns returns comma-separated column names for batch insert.
func (NodeAccessLog) InsertColumns() string {
	return nodeAccessLogInsertColumns
}

// BatchInsertSQL returns the INSERT prefix used by native batch writers.
func (NodeAccessLog) BatchInsertSQL() string {
	return fmt.Sprintf("INSERT INTO %s (%s)", nodeAccessLogTableName, nodeAccessLogInsertColumns)
}