greeneclipse
8580c996c3
Drop one-shot tmp/axe scripts and agent i18n scratch so the Gitea tree is deployable.
80 lines
2.1 KiB
Go
80 lines
2.1 KiB
Go
package campaigns
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import (
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"net/http"
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"sync"
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"time"
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"github.com/descrybe/descrybe-v2/apps/api/internal/aiprompts"
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"github.com/descrybe/descrybe-v2/apps/api/internal/aiprovider"
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"github.com/descrybe/descrybe-v2/apps/api/internal/billing"
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"github.com/descrybe/descrybe-v2/apps/api/internal/email"
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"github.com/descrybe/descrybe-v2/apps/api/internal/processing"
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"github.com/jackc/pgx/v5/pgxpool"
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)
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// Service is the email campaigns API surface (CRUD + generate + schedule/send).
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// Tenant sending goes through email.Service (verified provider, rate limits, unsub).
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type Service struct {
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Pool *pgxpool.Pool
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Billing *billing.Service
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Email *email.Service
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Completer processing.Completer
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AI *aiprovider.Service
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Prompts *aiprompts.Service
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WebOrigin string
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PublicAPIURL string
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// TokenSigningSecret signs public brand-logo URLs for email embeds.
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TokenSigningSecret string
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HTTP *http.Client
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genMu sync.Mutex
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genHit map[string][]time.Time
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sendMu sync.Mutex
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sendHit map[string][]time.Time
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}
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func NewService(pool *pgxpool.Pool, billingSvc *billing.Service, emailSvc *email.Service) *Service {
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return &Service{
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Pool: pool,
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Billing: billingSvc,
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Email: emailSvc,
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HTTP: &http.Client{Timeout: 30 * time.Second},
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genHit: make(map[string][]time.Time),
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sendHit: make(map[string][]time.Time),
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}
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}
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const (
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generateRPM = 10
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sendRPM = 20
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)
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func (s *Service) allowGenerate(companyID string) bool {
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return allowWindow(&s.genMu, s.genHit, companyID, generateRPM, time.Minute)
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}
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func (s *Service) allowSend(companyID string) bool {
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return allowWindow(&s.sendMu, s.sendHit, companyID, sendRPM, time.Minute)
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}
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func allowWindow(mu *sync.Mutex, hits map[string][]time.Time, key string, limit int, window time.Duration) bool {
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now := time.Now()
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cutoff := now.Add(-window)
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mu.Lock()
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defer mu.Unlock()
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ts := hits[key]
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kept := ts[:0]
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for _, t := range ts {
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if t.After(cutoff) {
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kept = append(kept, t)
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}
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}
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if len(kept) >= limit {
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hits[key] = kept
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return false
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}
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hits[key] = append(kept, now)
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return true
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}
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