gochat/backend/internal/service/csat_template_worker_test.go

package service

import (
	"context"
	"errors"
	"strings"
	"testing"
	"time"

	"github.com/gochat/gochat/internal/model"
	"github.com/gochat/gochat/internal/repository"
	"github.com/gochat/gochat/internal/worker"
)

type fakeCsatTemplateProvider struct {
	calls  int
	result *CsatTemplateProviderResult
	err    error
}

func (p *fakeCsatTemplateProvider) CreateTemplate(ctx context.Context, inbox *model.Inbox, template *model.CsatTemplate, req CreateCsatTemplateRequest) (*CsatTemplateProviderResult, error) {
	p.calls++
	if p.err != nil {
		return nil, p.err
	}
	if p.result != nil {
		return p.result, nil
	}
	return &CsatTemplateProviderResult{TemplateExists: true, Status: "PENDING", TemplateName: "csat_survey_test", TemplateID: "tmpl_1", Language: "en"}, nil
}

func (p *fakeCsatTemplateProvider) GetTemplateStatus(ctx context.Context, inbox *model.Inbox, template *model.CsatTemplate) (*CsatTemplateProviderResult, error) {
	return p.result, p.err
}

func TestCsatTemplateService_CreateTemplateQueuesDurableProviderCreation(t *testing.T) {
	db := setupServiceTestDB(t)
	repo := repository.NewCsatTemplateRepo(db)
	svc := NewCsatTemplateService(repo)
	provider := &fakeCsatTemplateProvider{result: &CsatTemplateProviderResult{TemplateExists: true, Status: "PENDING", TemplateName: "csat_survey_1", TemplateID: "tmpl_123", Language: "en"}}
	svc.SetProvider(provider)
	now := time.Date(2026, 6, 5, 22, 0, 0, 0, time.UTC)
	wp := worker.NewWorkerPoolWithOptions(db, worker.WithNow(func() time.Time { return now }))
	svc.SetWorkerPool(wp)
	account := createTestAccount(t, db)
	inbox := createTestInbox(t, db, account.ID, string(model.InboxChannelTypeWhatsApp))

	template, err := svc.CreateTemplate(context.Background(), inbox.ID, CreateCsatTemplateRequest{Message: "Please rate our support", ButtonText: "Please rate us", Language: "en"})
	if err != nil {
		t.Fatalf("create template: %v", err)
	}
	if template.Status != "pending" {
		t.Fatalf("expected pending before worker, got %s", template.Status)
	}
	if provider.calls != 0 {
		t.Fatalf("expected provider deferred to worker, got %d calls", provider.calls)
	}

	var jobCount int64
	if err := db.Model(&model.BackgroundJob{}).Where("job_type = ? AND queue = ? AND status = ?", TaskTypeCsatTemplateCreate, "automation", model.BackgroundJobStatusQueued).Count(&jobCount).Error; err != nil {
		t.Fatalf("count jobs: %v", err)
	}
	if jobCount != 1 {
		t.Fatalf("expected one csat template job, got %d", jobCount)
	}
	processed, err := wp.ProcessOne(context.Background())
	if err != nil || !processed {
		t.Fatalf("process csat template job: processed=%v err=%v", processed, err)
	}

	var completed model.CsatTemplate
	if err := db.First(&completed, template.ID).Error; err != nil {
		t.Fatalf("load completed template: %v", err)
	}
	if completed.Status != "PENDING" {
		t.Fatalf("expected provider status PENDING, got %s", completed.Status)
	}
	var reloadedInbox model.Inbox
	if err := db.First(&reloadedInbox, inbox.ID).Error; err != nil {
		t.Fatalf("load inbox: %v", err)
	}
	if !strings.Contains(reloadedInbox.CsatConfig, "csat_survey_1") || !strings.Contains(reloadedInbox.CsatConfig, "tmpl_123") {
		t.Fatalf("expected inbox csat_config to include provider template metadata, got %s", reloadedInbox.CsatConfig)
	}
	if provider.calls != 1 {
		t.Fatalf("expected one provider call, got %d", provider.calls)
	}
}

func TestCsatTemplateService_TwilioTemplateStoresContentSid(t *testing.T) {
	db := setupServiceTestDB(t)
	repo := repository.NewCsatTemplateRepo(db)
	svc := NewCsatTemplateService(repo)
	svc.SetProvider(&fakeCsatTemplateProvider{result: &CsatTemplateProviderResult{TemplateExists: true, Status: "PENDING", FriendlyName: "csat_survey_2", ContentSID: "HX123", ApprovalSID: "HA123", Language: "en"}})
	account := createTestAccount(t, db)
	inbox := createTestInbox(t, db, account.ID, string(model.InboxChannelTypeTwilioSMS), func(inbox *model.Inbox) {
		inbox.ChannelConfig = `{"medium":"whatsapp"}`
	})

	template, err := svc.CreateTemplate(context.Background(), inbox.ID, CreateCsatTemplateRequest{Message: "Rate us over WhatsApp"})
	if err != nil {
		t.Fatalf("create twilio template: %v", err)
	}
	if template.Status != "PENDING" {
		t.Fatalf("expected sync provider status PENDING, got %s", template.Status)
	}
	var reloadedInbox model.Inbox
	if err := db.First(&reloadedInbox, inbox.ID).Error; err != nil {
		t.Fatalf("load inbox: %v", err)
	}
	if !strings.Contains(reloadedInbox.CsatConfig, "HX123") || !strings.Contains(reloadedInbox.CsatConfig, "HA123") {
		t.Fatalf("expected twilio content/approval SIDs in csat_config, got %s", reloadedInbox.CsatConfig)
	}
}

func TestCsatTemplateService_TemplateJobRetriesProviderFailures(t *testing.T) {
	db := setupServiceTestDB(t)
	repo := repository.NewCsatTemplateRepo(db)
	svc := NewCsatTemplateService(repo)
	svc.SetProvider(&fakeCsatTemplateProvider{err: errors.New("provider unavailable")})
	now := time.Date(2026, 6, 5, 22, 30, 0, 0, time.UTC)
	wp := worker.NewWorkerPoolWithOptions(db, worker.WithNow(func() time.Time { return now }), worker.WithBackoff(func(attempt int) time.Duration { return time.Minute }))
	svc.SetWorkerPool(wp)
	account := createTestAccount(t, db)
	inbox := createTestInbox(t, db, account.ID, string(model.InboxChannelTypeWhatsApp))

	template, err := svc.CreateTemplate(context.Background(), inbox.ID, CreateCsatTemplateRequest{Message: "Please rate our support"})
	if err != nil {
		t.Fatalf("enqueue template create: %v", err)
	}
	processed, err := wp.ProcessOne(context.Background())
	if err == nil || !processed {
		t.Fatalf("expected provider failure to retry, processed=%v err=%v", processed, err)
	}
	var job model.BackgroundJob
	if err := db.Where("job_type = ?", TaskTypeCsatTemplateCreate).First(&job).Error; err != nil {
		t.Fatalf("load template job: %v", err)
	}
	if job.Status != model.BackgroundJobStatusRetrying || job.LastError == "" {
		t.Fatalf("expected retrying template job with error, got status=%s last_error=%q", job.Status, job.LastError)
	}
	var failed model.CsatTemplate
	if err := db.First(&failed, template.ID).Error; err != nil {
		t.Fatalf("load failed template: %v", err)
	}
	if failed.Status != "failed" {
		t.Fatalf("expected failed template status, got %s", failed.Status)
	}
}