package scenes

import (
	"sync"

	"gitea.maximumdirect.net/eric/notarius/internal/framework/llm"
	"gitea.maximumdirect.net/eric/notarius/internal/modules/dnd/promptassets"
)

const scriptoriumPromptRoot = "assets/scriptorium/prompts"

func RegisterPromptAssets(registry *llm.AssetRegistry) error {
	if err := registry.RegisterPromptFS(embeddedAssets, scriptoriumPromptRoot); err != nil {
		return err
	}
	return registry.RegisterSchemaFS(embeddedAssets, "assets/schemas")
}

func scriptoriumPromptMetadata() (string, error) {
	scriptoriumPromptHashOnce.Do(func() {
		parts := append([]llm.AssetHashPart{
			{FS: embeddedAssets, Path: "assets/scriptorium/prompts/dnd.scenes.yaml"},
			{FS: embeddedAssets, Path: "assets/scriptorium/prompts/dnd/scenes/task.md"},
			{FS: embeddedAssets, Path: "assets/scriptorium/prompts/dnd/scenes/instructions.md"},
		}, promptassets.CommonHashParts()...)
		scriptoriumPromptHash, scriptoriumPromptHashErr = llm.HashAssets(parts)
	})
	return scriptoriumPromptHash, scriptoriumPromptHashErr
}

var (
	scriptoriumPromptHashOnce sync.Once
	scriptoriumPromptHash     string
	scriptoriumPromptHashErr  error
)