Files
QuoteForge/internal/services/project.go
2026-03-16 08:32:15 +03:00

402 lines
11 KiB
Go

package services
import (
"encoding/json"
"errors"
"fmt"
"net/url"
"strings"
"time"
"git.mchus.pro/mchus/quoteforge/internal/localdb"
"git.mchus.pro/mchus/quoteforge/internal/models"
"git.mchus.pro/mchus/quoteforge/internal/services/sync"
"github.com/google/uuid"
"gorm.io/gorm"
)
var (
ErrProjectNotFound = errors.New("project not found")
ErrProjectForbidden = errors.New("access to project forbidden")
ErrProjectCodeExists = errors.New("project code and variant already exist")
ErrCannotDeleteMainVariant = errors.New("cannot delete main variant")
ErrReservedMainVariant = errors.New("variant name 'main' is reserved")
)
type ProjectService struct {
localDB *localdb.LocalDB
}
func NewProjectService(localDB *localdb.LocalDB) *ProjectService {
return &ProjectService{localDB: localDB}
}
type CreateProjectRequest struct {
Code string `json:"code"`
Variant string `json:"variant,omitempty"`
Name *string `json:"name,omitempty"`
TrackerURL string `json:"tracker_url"`
}
type UpdateProjectRequest struct {
Code *string `json:"code,omitempty"`
Variant *string `json:"variant,omitempty"`
Name *string `json:"name,omitempty"`
TrackerURL *string `json:"tracker_url,omitempty"`
}
type ProjectConfigurationsResult struct {
ProjectUUID string `json:"project_uuid"`
Configs []models.Configuration `json:"configurations"`
Total float64 `json:"total"`
}
func (s *ProjectService) Create(ownerUsername string, req *CreateProjectRequest) (*models.Project, error) {
var namePtr *string
if req.Name != nil {
name := strings.TrimSpace(*req.Name)
if name != "" {
namePtr = &name
}
}
code := strings.TrimSpace(req.Code)
if code == "" {
return nil, fmt.Errorf("project code is required")
}
variant := strings.TrimSpace(req.Variant)
if err := validateProjectVariantName(variant); err != nil {
return nil, err
}
if err := s.ensureUniqueProjectCodeVariant("", code, variant); err != nil {
return nil, err
}
now := time.Now()
localProject := &localdb.LocalProject{
UUID: uuid.NewString(),
OwnerUsername: ownerUsername,
Code: code,
Variant: variant,
Name: namePtr,
TrackerURL: normalizeProjectTrackerURL(code, req.TrackerURL),
IsActive: true,
IsSystem: false,
CreatedAt: now,
UpdatedAt: now,
SyncStatus: "pending",
}
if err := s.localDB.SaveProject(localProject); err != nil {
return nil, err
}
if err := s.enqueueProjectPendingChange(localProject, "create"); err != nil {
return nil, err
}
return localdb.LocalToProject(localProject), nil
}
func (s *ProjectService) Update(projectUUID, ownerUsername string, req *UpdateProjectRequest) (*models.Project, error) {
localProject, err := s.localDB.GetProjectByUUID(projectUUID)
if err != nil {
return nil, ErrProjectNotFound
}
if req.Code != nil {
code := strings.TrimSpace(*req.Code)
if code == "" {
return nil, fmt.Errorf("project code is required")
}
localProject.Code = code
}
if req.Variant != nil {
localProject.Variant = strings.TrimSpace(*req.Variant)
if err := validateProjectVariantName(localProject.Variant); err != nil {
return nil, err
}
}
if err := s.ensureUniqueProjectCodeVariant(projectUUID, localProject.Code, localProject.Variant); err != nil {
return nil, err
}
if req.Name != nil {
name := strings.TrimSpace(*req.Name)
if name == "" {
localProject.Name = nil
} else {
localProject.Name = &name
}
}
if req.TrackerURL != nil {
localProject.TrackerURL = normalizeProjectTrackerURL(localProject.Code, *req.TrackerURL)
} else if strings.TrimSpace(localProject.TrackerURL) == "" {
localProject.TrackerURL = normalizeProjectTrackerURL(localProject.Code, "")
}
localProject.UpdatedAt = time.Now()
localProject.SyncStatus = "pending"
if err := s.localDB.SaveProject(localProject); err != nil {
return nil, err
}
if err := s.enqueueProjectPendingChange(localProject, "update"); err != nil {
return nil, err
}
return localdb.LocalToProject(localProject), nil
}
func (s *ProjectService) ensureUniqueProjectCodeVariant(excludeUUID, code, variant string) error {
normalizedCode := normalizeProjectCode(code)
normalizedVariant := normalizeProjectVariant(variant)
if normalizedCode == "" {
return fmt.Errorf("project code is required")
}
projects, err := s.localDB.GetAllProjects(true)
if err != nil {
return err
}
for i := range projects {
project := projects[i]
if excludeUUID != "" && project.UUID == excludeUUID {
continue
}
if normalizeProjectCode(project.Code) == normalizedCode &&
normalizeProjectVariant(project.Variant) == normalizedVariant {
return ErrProjectCodeExists
}
}
return nil
}
func normalizeProjectCode(code string) string {
return strings.ToLower(strings.TrimSpace(code))
}
func normalizeProjectVariant(variant string) string {
return strings.ToLower(strings.TrimSpace(variant))
}
func validateProjectVariantName(variant string) error {
if normalizeProjectVariant(variant) == "main" {
return ErrReservedMainVariant
}
return nil
}
func (s *ProjectService) Archive(projectUUID, ownerUsername string) error {
return s.setProjectActive(projectUUID, ownerUsername, false)
}
func (s *ProjectService) Reactivate(projectUUID, ownerUsername string) error {
return s.setProjectActive(projectUUID, ownerUsername, true)
}
func (s *ProjectService) DeleteVariant(projectUUID, ownerUsername string) error {
localProject, err := s.localDB.GetProjectByUUID(projectUUID)
if err != nil {
return ErrProjectNotFound
}
if strings.TrimSpace(localProject.Variant) == "" {
return ErrCannotDeleteMainVariant
}
return s.setProjectActive(projectUUID, ownerUsername, false)
}
func (s *ProjectService) setProjectActive(projectUUID, ownerUsername string, isActive bool) error {
return s.localDB.DB().Transaction(func(tx *gorm.DB) error {
var project localdb.LocalProject
if err := tx.Where("uuid = ?", projectUUID).First(&project).Error; err != nil {
return ErrProjectNotFound
}
if project.IsActive == isActive {
return nil
}
project.IsActive = isActive
project.UpdatedAt = time.Now()
project.SyncStatus = "pending"
if err := tx.Save(&project).Error; err != nil {
return err
}
if err := s.enqueueProjectPendingChangeTx(tx, &project, boolToOp(isActive, "reactivate", "archive")); err != nil {
return err
}
var configs []localdb.LocalConfiguration
if err := tx.Where("project_uuid = ?", projectUUID).Find(&configs).Error; err != nil {
return err
}
for i := range configs {
cfg := configs[i]
cfg.IsActive = isActive
cfg.SyncStatus = "pending"
cfg.UpdatedAt = time.Now()
if err := tx.Save(&cfg).Error; err != nil {
return err
}
modelCfg := localdb.LocalToConfiguration(&cfg)
payload, err := json.Marshal(modelCfg)
if err != nil {
return err
}
change := &localdb.PendingChange{
EntityType: "configuration",
EntityUUID: cfg.UUID,
Operation: "update",
Payload: string(payload),
CreatedAt: time.Now(),
Attempts: 0,
}
if err := tx.Create(change).Error; err != nil {
return err
}
}
return nil
})
}
func (s *ProjectService) ListByUser(ownerUsername string, includeArchived bool) ([]models.Project, error) {
localProjects, err := s.localDB.GetAllProjects(includeArchived)
if err != nil {
return nil, err
}
projects := make([]models.Project, 0, len(localProjects))
for i := range localProjects {
projects = append(projects, *localdb.LocalToProject(&localProjects[i]))
}
return projects, nil
}
func (s *ProjectService) GetByUUID(projectUUID, ownerUsername string) (*models.Project, error) {
localProject, err := s.localDB.GetProjectByUUID(projectUUID)
if err != nil {
return nil, ErrProjectNotFound
}
return localdb.LocalToProject(localProject), nil
}
func (s *ProjectService) ListConfigurations(projectUUID, ownerUsername, status string) (*ProjectConfigurationsResult, error) {
project, err := s.GetByUUID(projectUUID, ownerUsername)
if err != nil {
return nil, err
}
if !project.IsActive && status == "active" {
return &ProjectConfigurationsResult{
ProjectUUID: projectUUID,
Configs: []models.Configuration{},
Total: 0,
}, nil
}
query := s.localDB.DB().
Preload("CurrentVersion").
Where("project_uuid = ?", projectUUID).
Order("CASE WHEN COALESCE(line_no, 0) <= 0 THEN 2147483647 ELSE line_no END ASC, created_at DESC, id DESC")
switch status {
case "active", "":
query = query.Where("is_active = ?", true)
case "archived":
query = query.Where("is_active = ?", false)
case "all":
default:
query = query.Where("is_active = ?", true)
}
var localConfigs []localdb.LocalConfiguration
if err := query.Find(&localConfigs).Error; err != nil {
return nil, err
}
configs := make([]models.Configuration, 0, len(localConfigs))
total := 0.0
for i := range localConfigs {
localCfg := localConfigs[i]
cfg := localdb.LocalToConfiguration(&localCfg)
if cfg.TotalPrice != nil {
total += *cfg.TotalPrice
}
configs = append(configs, *cfg)
}
return &ProjectConfigurationsResult{
ProjectUUID: projectUUID,
Configs: configs,
Total: total,
}, nil
}
func (s *ProjectService) ResolveProjectUUID(ownerUsername string, projectUUID *string) (*string, error) {
if projectUUID == nil || strings.TrimSpace(*projectUUID) == "" {
project, err := s.localDB.EnsureDefaultProject(ownerUsername)
if err != nil {
return nil, err
}
return &project.UUID, nil
}
project, err := s.localDB.GetProjectByUUID(strings.TrimSpace(*projectUUID))
if err != nil {
return nil, ErrProjectNotFound
}
if project.OwnerUsername != ownerUsername {
return nil, ErrProjectForbidden
}
if !project.IsActive {
return nil, fmt.Errorf("project is archived")
}
resolved := project.UUID
return &resolved, nil
}
func normalizeProjectTrackerURL(projectCode, trackerURL string) string {
trimmedURL := strings.TrimSpace(trackerURL)
if trimmedURL != "" {
return trimmedURL
}
trimmedCode := strings.TrimSpace(projectCode)
if trimmedCode == "" {
return ""
}
return "https://tracker.yandex.ru/" + url.PathEscape(trimmedCode)
}
func (s *ProjectService) enqueueProjectPendingChange(project *localdb.LocalProject, operation string) error {
return s.enqueueProjectPendingChangeTx(s.localDB.DB(), project, operation)
}
func (s *ProjectService) enqueueProjectPendingChangeTx(tx *gorm.DB, project *localdb.LocalProject, operation string) error {
payload := sync.ProjectChangePayload{
EventID: uuid.NewString(),
ProjectUUID: project.UUID,
Operation: operation,
Snapshot: *localdb.LocalToProject(project),
CreatedAt: time.Now().UTC(),
IdempotencyKey: fmt.Sprintf("%s:%d:%s", project.UUID, project.UpdatedAt.UnixNano(), operation),
}
raw, err := json.Marshal(payload)
if err != nil {
return err
}
change := &localdb.PendingChange{
EntityType: "project",
EntityUUID: project.UUID,
Operation: operation,
Payload: string(raw),
CreatedAt: time.Now(),
Attempts: 0,
}
return tx.Create(change).Error
}
func boolToOp(v bool, whenTrue, whenFalse string) string {
if v {
return whenTrue
}
return whenFalse
}