package recognize_test

import (
	"context"
	"io"
	"log/slog"
	"os"
	"strconv"
	"testing"
	"time"

	"git.vakhrushev.me/av/jellybit/internal/llm"
	"git.vakhrushev.me/av/jellybit/internal/recognize"
)

func derefInt(p *int) string {
	if p == nil {
		return "nil"
	}
	return strconv.Itoa(*p)
}

// TestIntegration_RecognizeSeries гоняет полный конвейер против реального
// LLM на настоящих (русских) именах файлов раздачи. По умолчанию
// пропускается; включается так же, как llm-интеграция:
//
//	JELLYBIT_LLM_BASE_URL=https://bothub.chat/api/v2/openai/v1 \
//	JELLYBIT_LLM_API_KEY=... JELLYBIT_LLM_MODEL=deepseek-v4-flash \
//	go test ./internal/recognize/ -run Integration -v
func TestIntegration_RecognizeSeries(t *testing.T) {
	base := os.Getenv("JELLYBIT_LLM_BASE_URL")
	key := os.Getenv("JELLYBIT_LLM_API_KEY")
	model := os.Getenv("JELLYBIT_LLM_MODEL")
	if base == "" || model == "" {
		t.Skip("set JELLYBIT_LLM_BASE_URL and JELLYBIT_LLM_MODEL to run")
	}

	provider, err := llm.New(llm.Config{
		Type: "openai-compat", BaseURL: base, APIKey: key, Model: model,
		Timeout: 90 * time.Second,
	})
	if err != nil {
		t.Fatalf("llm.New: %v", err)
	}

	log := slog.New(slog.NewTextHandler(io.Discard, nil))
	r := recognize.New(provider, recognize.Config{MaxRetries: 2}, log)

	const dir = "Аватар Легенда об Аанге.Книга 2.Земля(Avatar The Last Airbender The book 2.Earth)/"
	in := recognize.Input{
		Name:    "Аватар Легенда об Аанге.Книга 2.Земля",
		Context: "Аватар: Легенда об Аанге / Книга 2: Земля [2006, США, DVDRip-AVC]",
		Files: []recognize.File{
			{Path: dir + "1.Состояние Аватара (The Avatar State).mkv", Size: 215_000_000},
			{Path: dir + "6.Слепой бандит (Blind bandit).mkv", Size: 215_910_977},
			{Path: dir + "8.Погоня (The Chase).mkv", Size: 216_587_695},
			{Path: dir + "12.Змеиный перевал (The Serpent's Pass).mkv", Size: 216_330_940},
			{Path: dir + "20.Перекрестки судьбы (The Crossroads of Destiny).mkv", Size: 215_934_285},
		},
	}

	ctx, cancel := context.WithTimeout(context.Background(), 90*time.Second)
	defer cancel()

	res, err := r.Recognize(ctx, in)
	if err != nil {
		t.Fatalf("Recognize: %v", err)
	}
	t.Logf("type=%s title=%q year=%d files=%d attempts=%d\nreasons=%v\nnotes=%s",
		res.Plan.Type, res.Plan.Title, res.Plan.Year, len(res.Plan.Files),
		res.Attempts, res.Decision.Reasons, res.Plan.Notes)
	for _, f := range res.Plan.Files {
		t.Logf("  %s -> role=%s season=%s episode=%s", f.Src, f.Role, derefInt(f.Season), derefInt(f.Episode))
	}

	if res.Plan.Type != recognize.MediaSeries {
		t.Errorf("type = %q, want series", res.Plan.Type)
	}
	if res.Decision.Auto {
		t.Error("Ф2 must not auto-resolve")
	}
	episodes := 0
	for _, f := range res.Plan.Files {
		if f.Role == recognize.RoleEpisode {
			episodes++
		}
	}
	if episodes != len(in.Files) {
		t.Errorf("recognized %d episodes, want %d", episodes, len(in.Files))
	}
}