package store

import (
	"os"
	"testing"

	"software.sslmate.com/src/certspotter/cttypes"

	"tea.karlcom.de/karl/bucketeer/internal/model"
	"tea.karlcom.de/karl/bucketeer/internal/pipeline"
)

func TestSTHKeyStableAndUnique(t *testing.T) {
	a := &cttypes.SignedTreeHead{TreeSize: 10, Timestamp: 100}
	if sthKey(a) != sthKey(a) {
		t.Fatal("sthKey is not deterministic")
	}
	b := &cttypes.SignedTreeHead{TreeSize: 11, Timestamp: 100}
	if sthKey(a) == sthKey(b) {
		t.Fatal("sthKey collides for different tree sizes")
	}
}

func TestNonNil(t *testing.T) {
	if got := nonNil(nil); got == nil || len(got) != 0 {
		t.Fatalf("nonNil(nil) = %#v", got)
	}
	in := []string{"a"}
	if got := nonNil(in); len(got) != 1 || got[0] != "a" {
		t.Fatalf("nonNil changed slice: %#v", got)
	}
}

// TestIntegration exercises the real schema when DATABASE_URL is set.
func TestIntegration(t *testing.T) {
	url := os.Getenv("DATABASE_URL")
	if url == "" {
		t.Skip("DATABASE_URL not set; skipping integration test")
	}
	ctx := t.Context()
	s, err := Open(ctx, url, 2)
	if err != nil {
		t.Fatal(err)
	}
	defer s.Close()
	if err := s.Migrate(ctx); err != nil {
		t.Fatal(err)
	}

	f := pipeline.Finding{
		Candidate: model.Candidate{
			Hostname: "it-bucket.s3.eu-central-1.amazonaws.com",
			Original: "it-bucket.s3.eu-central-1.amazonaws.com",
			Provider: model.ProviderAWS,
			Service:  model.ServiceS3,
			Source:   model.SourceDirectCT,
		},
		IPv4: []string{"1.2.3.4"},
	}
	if err := s.WriteFindings(ctx, []pipeline.Finding{f}); err != nil {
		t.Fatal(err)
	}
	if err := s.UpdateExposure(ctx, model.ProviderAWS.String(), model.ServiceS3.String(), f.Hostname, model.ExposurePublicRead, "test", true, true); err != nil {
		t.Fatal(err)
	}
	if _, err := s.ListAssets(ctx, AssetFilter{Provider: "aws", Limit: 10}); err != nil {
		t.Fatal(err)
	}
	if _, err := s.CountAssets(ctx, AssetFilter{Provider: "aws"}); err != nil {
		t.Fatal(err)
	}
	if _, err := s.Stats(ctx); err != nil {
		t.Fatal(err)
	}
	n, err := s.ReplaceEntries(ctx, model.ProviderAWS.String(), model.ServiceS3.String(), f.Hostname, []model.Entry{
		{Kind: "object", Name: "it/index/a.txt", Size: 10},
		{Kind: "prefix", Name: "it/index/"},
	})
	if err != nil || n != 2 {
		t.Fatalf("ReplaceEntries = %d, %v", n, err)
	}
	entries, total, err := s.SearchEntries(ctx, "index/a", 10, 0)
	if err != nil || total != 1 || len(entries) != 1 || entries[0].ProviderHost != f.Hostname {
		t.Fatalf("SearchEntries = %+v total=%d err=%v", entries, total, err)
	}
}