refactor(frpc, database): move all database actions to database.go

database.go

@@ -5,6 +5,7 @@ import (
 	"errors"
 	"fmt"
 	"strings"
+	"time"
 
 	_ "modernc.org/sqlite"
 )
@@ -283,4 +284,63 @@ func InitUserDatabase(dbPath string) error {
 		}
 
 		return nil
-	}
+	}
+
+func DBAddFrpcInstance(instance FrpcInstance) error {
+	_, err := frpcDB.Exec("INSERT INTO frpcInstances (userID, name, serverAddr, serverPort, auth_method, bootAtStart, runUser, configPath, createdAt) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)",
+		instance.UserID, instance.Name, instance.ServerAddr, instance.ServerPort, instance.AuthMethod, instance.BootAtStart, instance.RunUser, instance.ConfigPath, time.Now().Format(time.RFC3339))
+	if err != nil {
+		return fmt.Errorf("failed to insert frpc instance: %w", err)
+	}
+	return nil
+}
+
+func DBQueryFrpcInstance(userID int, instanceName string) (FrpcInstance, error) {
+	var instance FrpcInstance
+	err := frpcDB.QueryRow("SELECT id, userID, name, serverAddr, serverPort, auth_method, bootAtStart, runUser, configPath, createdAt FROM frpcInstances WHERE userID = ? AND name = ?", userID, instanceName).Scan(
+		&instance.ID, &instance.UserID, &instance.Name, &instance.ServerAddr, &instance.ServerPort, &instance.AuthMethod, &instance.BootAtStart, &instance.RunUser, &instance.ConfigPath, &instance.CreatedAt)
+	if err != nil {
+		return instance, fmt.Errorf("failed to query frpc instance: %w", err)
+	}
+	return instance, nil
+}
+
+func DBRemoveFrpcInstance(userID int, instanceName string) error {
+	_, err := frpcDB.Exec("DELETE FROM frpcInstances WHERE userID = ? AND name = ?", userID, instanceName)
+	if err != nil {
+		return fmt.Errorf("failed to delete frpc instance: %w", err)
+	}
+	return nil
+}
+
+func DBUpdateFrpcInstance(instance FrpcInstance) error {
+	_, err := frpcDB.Exec("UPDATE frpcInstances SET serverAddr = ?, serverPort = ?, auth_method = ?, bootAtStart = ?, runUser = ?, configPath = ? WHERE id = ?",
+		instance.ServerAddr, instance.ServerPort, instance.AuthMethod, instance.BootAtStart, instance.RunUser, instance.ConfigPath, instance.ID)
+	if err != nil {
+		return fmt.Errorf("failed to update frpc instance: %w", err)
+	}
+	return nil
+}
+
+func DBListFrpcInstances(userID int) ([]FrpcInstance, error) {
+	rows, err := frpcDB.Query("SELECT id, userID, name, serverAddr, serverPort, auth_method, bootAtStart, runUser, configPath, createdAt FROM frpcInstances WHERE userID = ?", userID)
+	if err != nil {
+		return nil, fmt.Errorf("failed to query frpc instances: %w", err)
+	}
+	defer rows.Close()
+
+	var instances []FrpcInstance
+	for rows.Next() {
+		var instance FrpcInstance
+		if err := rows.Scan(&instance.ID, &instance.UserID, &instance.Name, &instance.ServerAddr, &instance.ServerPort, &instance.AuthMethod, &instance.BootAtStart, &instance.RunUser, &instance.ConfigPath, &instance.CreatedAt); err != nil {
+			return nil, fmt.Errorf("failed to scan frpc instance: %w", err)
+		}
+		instances = append(instances, instance)
+	}
+
+	if err = rows.Err(); err != nil {
+		return nil, fmt.Errorf("rows error: %w", err)
+	}
+
+	return instances, nil
+}