c7dc56e2d2
- Update Go module from mycrib-api to casera-api - Update all import statements across 69 Go files - Update admin panel branding (title, sidebar, login form) - Update email templates (subjects, bodies, signatures) - Update PDF report generation branding - Update Docker container names and network - Update config defaults (database name, email sender, APNS topic) - Update README and documentation 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
506 lines
15 KiB
Go
506 lines
15 KiB
Go
package services
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import (
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"errors"
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"time"
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"gorm.io/gorm"
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"github.com/treytartt/casera-api/internal/models"
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"github.com/treytartt/casera-api/internal/repositories"
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)
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// Subscription-related errors
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var (
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ErrSubscriptionNotFound = errors.New("subscription not found")
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ErrPropertiesLimitExceeded = errors.New("properties limit exceeded for your subscription tier")
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ErrTasksLimitExceeded = errors.New("tasks limit exceeded for your subscription tier")
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ErrContractorsLimitExceeded = errors.New("contractors limit exceeded for your subscription tier")
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ErrDocumentsLimitExceeded = errors.New("documents limit exceeded for your subscription tier")
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ErrUpgradeTriggerNotFound = errors.New("upgrade trigger not found")
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ErrPromotionNotFound = errors.New("promotion not found")
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)
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// SubscriptionService handles subscription business logic
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type SubscriptionService struct {
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subscriptionRepo *repositories.SubscriptionRepository
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residenceRepo *repositories.ResidenceRepository
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taskRepo *repositories.TaskRepository
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contractorRepo *repositories.ContractorRepository
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documentRepo *repositories.DocumentRepository
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}
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// NewSubscriptionService creates a new subscription service
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func NewSubscriptionService(
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subscriptionRepo *repositories.SubscriptionRepository,
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residenceRepo *repositories.ResidenceRepository,
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taskRepo *repositories.TaskRepository,
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contractorRepo *repositories.ContractorRepository,
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documentRepo *repositories.DocumentRepository,
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) *SubscriptionService {
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return &SubscriptionService{
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subscriptionRepo: subscriptionRepo,
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residenceRepo: residenceRepo,
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taskRepo: taskRepo,
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contractorRepo: contractorRepo,
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documentRepo: documentRepo,
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}
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}
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// GetSubscription gets the subscription for a user
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func (s *SubscriptionService) GetSubscription(userID uint) (*SubscriptionResponse, error) {
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sub, err := s.subscriptionRepo.GetOrCreate(userID)
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if err != nil {
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return nil, err
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}
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return NewSubscriptionResponse(sub), nil
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}
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// GetSubscriptionStatus gets detailed subscription status including limits
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func (s *SubscriptionService) GetSubscriptionStatus(userID uint) (*SubscriptionStatusResponse, error) {
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sub, err := s.subscriptionRepo.GetOrCreate(userID)
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if err != nil {
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return nil, err
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}
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settings, err := s.subscriptionRepo.GetSettings()
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if err != nil {
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return nil, err
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}
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// Get all tier limits and build a map
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allLimits, err := s.subscriptionRepo.GetAllTierLimits()
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if err != nil {
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return nil, err
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}
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limitsMap := make(map[string]*TierLimitsClientResponse)
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for _, l := range allLimits {
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limitsMap[string(l.Tier)] = NewTierLimitsClientResponse(&l)
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}
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// Ensure both free and pro exist with defaults if missing
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if _, ok := limitsMap["free"]; !ok {
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defaults := models.GetDefaultFreeLimits()
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limitsMap["free"] = NewTierLimitsClientResponse(&defaults)
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}
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if _, ok := limitsMap["pro"]; !ok {
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defaults := models.GetDefaultProLimits()
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limitsMap["pro"] = NewTierLimitsClientResponse(&defaults)
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}
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// Get current usage
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usage, err := s.getUserUsage(userID)
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if err != nil {
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return nil, err
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}
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// Build flattened response (KMM expects subscription fields at top level)
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resp := &SubscriptionStatusResponse{
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AutoRenew: sub.AutoRenew,
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Limits: limitsMap,
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Usage: usage,
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LimitationsEnabled: settings.EnableLimitations,
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}
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// Format dates if present
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if sub.SubscribedAt != nil {
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t := sub.SubscribedAt.Format("2006-01-02T15:04:05Z")
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resp.SubscribedAt = &t
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}
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if sub.ExpiresAt != nil {
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t := sub.ExpiresAt.Format("2006-01-02T15:04:05Z")
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resp.ExpiresAt = &t
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}
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return resp, nil
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}
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// getUserUsage calculates current usage for a user
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func (s *SubscriptionService) getUserUsage(userID uint) (*UsageResponse, error) {
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residences, err := s.residenceRepo.FindOwnedByUser(userID)
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if err != nil {
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return nil, err
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}
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propertiesCount := int64(len(residences))
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// Count tasks, contractors, and documents across all user's residences
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var tasksCount, contractorsCount, documentsCount int64
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for _, r := range residences {
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tc, err := s.taskRepo.CountByResidence(r.ID)
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if err != nil {
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return nil, err
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}
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tasksCount += tc
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cc, err := s.contractorRepo.CountByResidence(r.ID)
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if err != nil {
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return nil, err
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}
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contractorsCount += cc
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dc, err := s.documentRepo.CountByResidence(r.ID)
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if err != nil {
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return nil, err
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}
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documentsCount += dc
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}
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return &UsageResponse{
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PropertiesCount: propertiesCount,
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TasksCount: tasksCount,
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ContractorsCount: contractorsCount,
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DocumentsCount: documentsCount,
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}, nil
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}
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// CheckLimit checks if a user has exceeded a specific limit
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func (s *SubscriptionService) CheckLimit(userID uint, limitType string) error {
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settings, err := s.subscriptionRepo.GetSettings()
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if err != nil {
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return err
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}
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// If limitations are disabled, allow everything
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if !settings.EnableLimitations {
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return nil
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}
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sub, err := s.subscriptionRepo.GetOrCreate(userID)
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if err != nil {
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return err
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}
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// Pro users have unlimited access
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if sub.IsPro() {
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return nil
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}
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limits, err := s.subscriptionRepo.GetTierLimits(sub.Tier)
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if err != nil {
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return err
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}
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usage, err := s.getUserUsage(userID)
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if err != nil {
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return err
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}
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switch limitType {
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case "properties":
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if limits.PropertiesLimit != nil && usage.PropertiesCount >= int64(*limits.PropertiesLimit) {
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return ErrPropertiesLimitExceeded
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}
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case "tasks":
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if limits.TasksLimit != nil && usage.TasksCount >= int64(*limits.TasksLimit) {
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return ErrTasksLimitExceeded
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}
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case "contractors":
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if limits.ContractorsLimit != nil && usage.ContractorsCount >= int64(*limits.ContractorsLimit) {
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return ErrContractorsLimitExceeded
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}
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case "documents":
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if limits.DocumentsLimit != nil && usage.DocumentsCount >= int64(*limits.DocumentsLimit) {
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return ErrDocumentsLimitExceeded
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}
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}
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return nil
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}
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// GetUpgradeTrigger gets an upgrade trigger by key
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func (s *SubscriptionService) GetUpgradeTrigger(key string) (*UpgradeTriggerResponse, error) {
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trigger, err := s.subscriptionRepo.GetUpgradeTrigger(key)
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if err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil, ErrUpgradeTriggerNotFound
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}
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return nil, err
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}
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return NewUpgradeTriggerResponse(trigger), nil
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}
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// GetAllUpgradeTriggers gets all active upgrade triggers as a map keyed by trigger_key
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// KMM client expects Map<String, UpgradeTriggerData>
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func (s *SubscriptionService) GetAllUpgradeTriggers() (map[string]*UpgradeTriggerDataResponse, error) {
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triggers, err := s.subscriptionRepo.GetAllUpgradeTriggers()
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if err != nil {
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return nil, err
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}
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result := make(map[string]*UpgradeTriggerDataResponse)
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for _, t := range triggers {
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result[t.TriggerKey] = NewUpgradeTriggerDataResponse(&t)
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}
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return result, nil
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}
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// GetFeatureBenefits gets all feature benefits
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func (s *SubscriptionService) GetFeatureBenefits() ([]FeatureBenefitResponse, error) {
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benefits, err := s.subscriptionRepo.GetFeatureBenefits()
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if err != nil {
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return nil, err
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}
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result := make([]FeatureBenefitResponse, len(benefits))
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for i, b := range benefits {
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result[i] = *NewFeatureBenefitResponse(&b)
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}
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return result, nil
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}
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// GetActivePromotions gets active promotions for a user
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func (s *SubscriptionService) GetActivePromotions(userID uint) ([]PromotionResponse, error) {
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sub, err := s.subscriptionRepo.GetOrCreate(userID)
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if err != nil {
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return nil, err
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}
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promotions, err := s.subscriptionRepo.GetActivePromotions(sub.Tier)
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if err != nil {
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return nil, err
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}
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result := make([]PromotionResponse, len(promotions))
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for i, p := range promotions {
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result[i] = *NewPromotionResponse(&p)
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}
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return result, nil
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}
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// ProcessApplePurchase processes an Apple IAP purchase
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func (s *SubscriptionService) ProcessApplePurchase(userID uint, receiptData string) (*SubscriptionResponse, error) {
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// TODO: Implement receipt validation with Apple's servers
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// For now, just upgrade the user
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// Store receipt data
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if err := s.subscriptionRepo.UpdateReceiptData(userID, receiptData); err != nil {
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return nil, err
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}
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// Upgrade to Pro (1 year from now - adjust based on actual subscription)
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expiresAt := time.Now().UTC().AddDate(1, 0, 0)
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if err := s.subscriptionRepo.UpgradeToPro(userID, expiresAt, "ios"); err != nil {
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return nil, err
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}
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return s.GetSubscription(userID)
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}
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// ProcessGooglePurchase processes a Google Play purchase
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func (s *SubscriptionService) ProcessGooglePurchase(userID uint, purchaseToken string) (*SubscriptionResponse, error) {
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// TODO: Implement token validation with Google's servers
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// For now, just upgrade the user
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// Store purchase token
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if err := s.subscriptionRepo.UpdatePurchaseToken(userID, purchaseToken); err != nil {
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return nil, err
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}
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// Upgrade to Pro (1 year from now - adjust based on actual subscription)
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expiresAt := time.Now().UTC().AddDate(1, 0, 0)
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if err := s.subscriptionRepo.UpgradeToPro(userID, expiresAt, "android"); err != nil {
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return nil, err
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}
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return s.GetSubscription(userID)
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}
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// CancelSubscription cancels a subscription (downgrades to free at end of period)
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func (s *SubscriptionService) CancelSubscription(userID uint) (*SubscriptionResponse, error) {
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if err := s.subscriptionRepo.SetAutoRenew(userID, false); err != nil {
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return nil, err
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}
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return s.GetSubscription(userID)
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}
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// === Response Types ===
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// SubscriptionResponse represents a subscription in API response
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type SubscriptionResponse struct {
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Tier string `json:"tier"`
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SubscribedAt *string `json:"subscribed_at"`
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ExpiresAt *string `json:"expires_at"`
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AutoRenew bool `json:"auto_renew"`
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CancelledAt *string `json:"cancelled_at"`
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Platform string `json:"platform"`
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IsActive bool `json:"is_active"`
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IsPro bool `json:"is_pro"`
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}
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// NewSubscriptionResponse creates a SubscriptionResponse from a model
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func NewSubscriptionResponse(s *models.UserSubscription) *SubscriptionResponse {
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resp := &SubscriptionResponse{
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Tier: string(s.Tier),
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AutoRenew: s.AutoRenew,
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Platform: s.Platform,
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IsActive: s.IsActive(),
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IsPro: s.IsPro(),
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}
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if s.SubscribedAt != nil {
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t := s.SubscribedAt.Format("2006-01-02T15:04:05Z")
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resp.SubscribedAt = &t
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}
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if s.ExpiresAt != nil {
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t := s.ExpiresAt.Format("2006-01-02T15:04:05Z")
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resp.ExpiresAt = &t
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}
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if s.CancelledAt != nil {
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t := s.CancelledAt.Format("2006-01-02T15:04:05Z")
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resp.CancelledAt = &t
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}
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return resp
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}
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// TierLimitsResponse represents tier limits
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type TierLimitsResponse struct {
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Tier string `json:"tier"`
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PropertiesLimit *int `json:"properties_limit"`
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TasksLimit *int `json:"tasks_limit"`
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ContractorsLimit *int `json:"contractors_limit"`
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DocumentsLimit *int `json:"documents_limit"`
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}
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// NewTierLimitsResponse creates a TierLimitsResponse from a model
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func NewTierLimitsResponse(l *models.TierLimits) *TierLimitsResponse {
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return &TierLimitsResponse{
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Tier: string(l.Tier),
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PropertiesLimit: l.PropertiesLimit,
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TasksLimit: l.TasksLimit,
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ContractorsLimit: l.ContractorsLimit,
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DocumentsLimit: l.DocumentsLimit,
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}
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}
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// UsageResponse represents current usage (KMM client expects _count suffix)
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type UsageResponse struct {
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PropertiesCount int64 `json:"properties_count"`
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TasksCount int64 `json:"tasks_count"`
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ContractorsCount int64 `json:"contractors_count"`
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DocumentsCount int64 `json:"documents_count"`
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}
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// TierLimitsClientResponse represents tier limits for mobile client (simple field names)
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type TierLimitsClientResponse struct {
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Properties *int `json:"properties"`
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Tasks *int `json:"tasks"`
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Contractors *int `json:"contractors"`
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Documents *int `json:"documents"`
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}
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// NewTierLimitsClientResponse creates a TierLimitsClientResponse from a model
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func NewTierLimitsClientResponse(l *models.TierLimits) *TierLimitsClientResponse {
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return &TierLimitsClientResponse{
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Properties: l.PropertiesLimit,
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Tasks: l.TasksLimit,
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Contractors: l.ContractorsLimit,
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Documents: l.DocumentsLimit,
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}
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}
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// SubscriptionStatusResponse represents full subscription status
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// Fields are flattened to match KMM client expectations
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type SubscriptionStatusResponse struct {
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// Flattened subscription fields (KMM expects these at top level)
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SubscribedAt *string `json:"subscribed_at"`
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ExpiresAt *string `json:"expires_at"`
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AutoRenew bool `json:"auto_renew"`
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// Other fields
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Usage *UsageResponse `json:"usage"`
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Limits map[string]*TierLimitsClientResponse `json:"limits"`
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LimitationsEnabled bool `json:"limitations_enabled"`
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}
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// UpgradeTriggerResponse represents an upgrade trigger (includes trigger_key)
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type UpgradeTriggerResponse struct {
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TriggerKey string `json:"trigger_key"`
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Title string `json:"title"`
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Message string `json:"message"`
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PromoHTML string `json:"promo_html"`
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ButtonText string `json:"button_text"`
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}
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// NewUpgradeTriggerResponse creates an UpgradeTriggerResponse from a model
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func NewUpgradeTriggerResponse(t *models.UpgradeTrigger) *UpgradeTriggerResponse {
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return &UpgradeTriggerResponse{
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TriggerKey: t.TriggerKey,
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Title: t.Title,
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Message: t.Message,
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PromoHTML: t.PromoHTML,
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ButtonText: t.ButtonText,
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}
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}
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// UpgradeTriggerDataResponse represents trigger data for map values (no trigger_key)
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// Matches KMM UpgradeTriggerData model
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type UpgradeTriggerDataResponse struct {
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Title string `json:"title"`
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Message string `json:"message"`
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PromoHTML *string `json:"promo_html"`
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ButtonText string `json:"button_text"`
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}
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// NewUpgradeTriggerDataResponse creates an UpgradeTriggerDataResponse from a model
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func NewUpgradeTriggerDataResponse(t *models.UpgradeTrigger) *UpgradeTriggerDataResponse {
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var promoHTML *string
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if t.PromoHTML != "" {
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promoHTML = &t.PromoHTML
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}
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return &UpgradeTriggerDataResponse{
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Title: t.Title,
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Message: t.Message,
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PromoHTML: promoHTML,
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ButtonText: t.ButtonText,
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}
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}
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// FeatureBenefitResponse represents a feature benefit
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type FeatureBenefitResponse struct {
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FeatureName string `json:"feature_name"`
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FreeTierText string `json:"free_tier_text"`
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ProTierText string `json:"pro_tier_text"`
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DisplayOrder int `json:"display_order"`
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}
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// NewFeatureBenefitResponse creates a FeatureBenefitResponse from a model
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func NewFeatureBenefitResponse(f *models.FeatureBenefit) *FeatureBenefitResponse {
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return &FeatureBenefitResponse{
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FeatureName: f.FeatureName,
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FreeTierText: f.FreeTierText,
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ProTierText: f.ProTierText,
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DisplayOrder: f.DisplayOrder,
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}
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}
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// PromotionResponse represents a promotion
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type PromotionResponse struct {
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PromotionID string `json:"promotion_id"`
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Title string `json:"title"`
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Message string `json:"message"`
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Link *string `json:"link"`
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StartDate string `json:"start_date"`
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EndDate string `json:"end_date"`
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}
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// NewPromotionResponse creates a PromotionResponse from a model
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func NewPromotionResponse(p *models.Promotion) *PromotionResponse {
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return &PromotionResponse{
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PromotionID: p.PromotionID,
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Title: p.Title,
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Message: p.Message,
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Link: p.Link,
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StartDate: p.StartDate.Format("2006-01-02"),
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EndDate: p.EndDate.Format("2006-01-02"),
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}
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}
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// === Request Types ===
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// ProcessPurchaseRequest represents an IAP purchase request
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type ProcessPurchaseRequest struct {
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ReceiptData string `json:"receipt_data"` // iOS
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PurchaseToken string `json:"purchase_token"` // Android
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Platform string `json:"platform" binding:"required,oneof=ios android"`
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}
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