package locationoccurrences

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

	"gitea.maximumdirect.net/eric/notarius/internal/framework/llm"
	"gitea.maximumdirect.net/eric/promptkit"
)

func TestRegisterPromptAssetsPreparesLocationOccurrencePrompt(t *testing.T) {
	registry := llm.NewAssetRegistry()
	if err := RegisterPromptAssets(registry); err != nil {
		t.Fatal(err)
	}
	options, err := registry.PromptKitOptions()
	if err != nil {
		t.Fatal(err)
	}
	options = append(options, promptkit.WithProfiles(promptkit.OpenAICompatibleProfile(promptkit.OpenAICompatibleProfileConfig{
		ID: "location-occurrences-test", Endpoint: "http://127.0.0.1:1/v1", Model: "test",
	})))
	engine, err := promptkit.NewEngine(promptkit.Config{Timeout: time.Second}, options...)
	if err != nil {
		t.Fatal(err)
	}
	prepared, err := engine.Prepare(context.Background(), promptkit.RunRequest{
		PromptID: PromptID, PromptVersion: SchemaVersion, ProfileID: "location-occurrences-test",
		Inputs: map[string]promptkit.ArtifactRef{
			"transcript": promptkit.Inline(`{"units":[1]}`), "players": promptkit.Inline(" "), "party": promptkit.Inline(" "), "glossary": promptkit.Inline(" "),
			"locations": promptkit.Inline(`{"locations":[{"id":"location:sha256:test","name":"The Mill"}]}`),
		},
	})
	if err != nil {
		t.Fatal(err)
	}
	if prepared.PromptID != PromptID || prepared.OutputContract.SchemaPath != "dnd_location_occurrences_llm.v1.json" {
		t.Fatalf("prepared prompt = %#v", prepared)
	}
	var registryMessage string
	registryIndex := -1
	evidenceIndex := -1
	taskIndex := -1
	for index, message := range prepared.Messages {
		if strings.Contains(message.Content, "normalized location registry") {
			registryMessage = message.Content
			registryIndex = index
		}
		if strings.Contains(message.Content, "Transcript units are the only evidence") {
			evidenceIndex = index
		}
		if strings.Contains(message.Content, "Extract Dungeons & Dragons location occurrences") {
			taskIndex = index
		}
	}
	if !strings.Contains(registryMessage, "location:sha256:test") || !strings.Contains(registryMessage, "The Mill") || strings.Contains(registryMessage, "source_refs") {
		t.Fatalf("rendered prompt did not preserve source-free registry grounding: %s", registryMessage)
	}
	if evidenceIndex < 0 || taskIndex < 0 || registryIndex <= evidenceIndex || registryIndex >= taskIndex {
		t.Fatalf("registry prompt placement = evidence %d, registry %d, task %d", evidenceIndex, registryIndex, taskIndex)
	}
}