chore: clean .gitignore cache

backend/internal/services/proxyhost_service.go

@@ -1,155 +0,0 @@
-package services
-
-import (
-	"encoding/json"
-	"errors"
-	"fmt"
-	"net"
-	"strconv"
-	"time"
-
-	"github.com/Wikid82/charon/backend/internal/caddy"
-	"github.com/Wikid82/charon/backend/internal/logger"
-
-	"gorm.io/gorm"
-
-	"github.com/Wikid82/charon/backend/internal/models"
-)
-
-// ProxyHostService encapsulates business logic for proxy host management.
-type ProxyHostService struct {
-	db *gorm.DB
-}
-
-// NewProxyHostService creates a new proxy host service.
-func NewProxyHostService(db *gorm.DB) *ProxyHostService {
-	return &ProxyHostService{db: db}
-}
-
-// ValidateUniqueDomain ensures no duplicate domains exist before creation/update.
-func (s *ProxyHostService) ValidateUniqueDomain(domainNames string, excludeID uint) error {
-	var count int64
-	query := s.db.Model(&models.ProxyHost{}).Where("domain_names = ?", domainNames)
-
-	if excludeID > 0 {
-		query = query.Where("id != ?", excludeID)
-	}
-
-	if err := query.Count(&count).Error; err != nil {
-		return fmt.Errorf("checking domain uniqueness: %w", err)
-	}
-
-	if count > 0 {
-		return errors.New("domain already exists")
-	}
-
-	return nil
-}
-
-// Create validates and creates a new proxy host.
-func (s *ProxyHostService) Create(host *models.ProxyHost) error {
-	if err := s.ValidateUniqueDomain(host.DomainNames, 0); err != nil {
-		return err
-	}
-
-	// Normalize and validate advanced config (if present)
-	if host.AdvancedConfig != "" {
-		var parsed any
-		if err := json.Unmarshal([]byte(host.AdvancedConfig), &parsed); err != nil {
-			return fmt.Errorf("invalid advanced_config JSON: %w", err)
-		}
-		parsed = caddy.NormalizeAdvancedConfig(parsed)
-		if norm, err := json.Marshal(parsed); err != nil {
-			return fmt.Errorf("invalid advanced_config after normalization: %w", err)
-		} else {
-			host.AdvancedConfig = string(norm)
-		}
-	}
-
-	return s.db.Create(host).Error
-}
-
-// Update validates and updates an existing proxy host.
-func (s *ProxyHostService) Update(host *models.ProxyHost) error {
-	if err := s.ValidateUniqueDomain(host.DomainNames, host.ID); err != nil {
-		return err
-	}
-
-	// Normalize and validate advanced config (if present)
-	if host.AdvancedConfig != "" {
-		var parsed any
-		if err := json.Unmarshal([]byte(host.AdvancedConfig), &parsed); err != nil {
-			return fmt.Errorf("invalid advanced_config JSON: %w", err)
-		}
-		parsed = caddy.NormalizeAdvancedConfig(parsed)
-		if norm, err := json.Marshal(parsed); err != nil {
-			return fmt.Errorf("invalid advanced_config after normalization: %w", err)
-		} else {
-			host.AdvancedConfig = string(norm)
-		}
-	}
-
-	// Use Updates to handle nullable foreign keys properly
-	// Must use Select to explicitly allow setting nullable fields to nil
-	return s.db.Model(&models.ProxyHost{}).
-		Where("id = ?", host.ID).
-		Select("*").
-		Updates(host).Error
-}
-
-// Delete removes a proxy host.
-func (s *ProxyHostService) Delete(id uint) error {
-	return s.db.Delete(&models.ProxyHost{}, id).Error
-}
-
-// GetByID retrieves a proxy host by ID.
-func (s *ProxyHostService) GetByID(id uint) (*models.ProxyHost, error) {
-	var host models.ProxyHost
-	if err := s.db.First(&host, id).Error; err != nil {
-		return nil, err
-	}
-	return &host, nil
-}
-
-// GetByUUID finds a proxy host by UUID.
-func (s *ProxyHostService) GetByUUID(uuidStr string) (*models.ProxyHost, error) {
-	var host models.ProxyHost
-	if err := s.db.Preload("Locations").Preload("Certificate").Preload("SecurityHeaderProfile").Where("uuid = ?", uuidStr).First(&host).Error; err != nil {
-		return nil, err
-	}
-	return &host, nil
-}
-
-// List returns all proxy hosts.
-func (s *ProxyHostService) List() ([]models.ProxyHost, error) {
-	var hosts []models.ProxyHost
-	if err := s.db.Preload("Locations").Preload("Certificate").Preload("SecurityHeaderProfile").Order("updated_at desc").Find(&hosts).Error; err != nil {
-		return nil, err
-	}
-	return hosts, nil
-}
-
-// TestConnection attempts to connect to the target host and port.
-func (s *ProxyHostService) TestConnection(host string, port int) error {
-	if host == "" || port <= 0 {
-		return errors.New("invalid host or port")
-	}
-
-	target := net.JoinHostPort(host, strconv.Itoa(port))
-	conn, err := net.DialTimeout("tcp", target, 3*time.Second)
-	if err != nil {
-		return fmt.Errorf("connection failed: %w", err)
-	}
-	defer func() {
-		if err := conn.Close(); err != nil {
-			logger.Log().WithError(err).Warn("failed to close tcp connection")
-		}
-	}()
-
-	return nil
-}
-
-// DB returns the underlying database instance for advanced operations.
-func (s *ProxyHostService) DB() *gorm.DB {
-	return s.db
-}