package main

import (
	"context"
	"net/http"

	"tangled.org/bnewbold.net/scrumble/api/socialscrumble"

	"github.com/bluesky-social/indigo/atproto/identity"
	"github.com/bluesky-social/indigo/atproto/syntax"
	"github.com/labstack/echo/v4"
)

type SessionInfo struct {
	DID       syntax.DID
	Handle    syntax.Handle
	Ident     identity.Identity
	SessionID string
}

type SceneInfo struct {
	DID         syntax.DID
	Handle      syntax.Handle
	Ident       identity.Identity
	Declaration *socialscrumble.BetaSceneDeclaration
}

type ItemInfo struct {
	Ident    identity.Identity
	SceneDID syntax.DID
	RKey     syntax.RecordKey
	Record   *socialscrumble.BetaCollectionItem
}

// returns the session for the current request, or nil
func (srv *Server) GetCurrentSession(r *http.Request) *SessionInfo {
	sess, _ := srv.cookieStore.Get(r, "scrumble")
	accountDID, ok := sess.Values["account_did"].(string)
	if !ok || accountDID == "" {
		return nil
	}
	did, err := syntax.ParseDID(accountDID)
	if err != nil {
		return nil
	}
	sessionID, ok := sess.Values["session_id"].(string)
	if !ok || sessionID == "" {
		return nil
	}

	ident, err := srv.dir.LookupDID(r.Context(), did)
	if err != nil {
		srv.logger.Warn("failed to resolve session account", "did", did, "err", err)
		return nil
	}

	return &SessionInfo{
		DID:       did,
		Handle:    ident.Handle,
		Ident:     *ident,
		SessionID: sessionID,
	}
}

func (srv *Server) GetSceneInfo(ctx context.Context, param string) (*SceneInfo, error) {

	sceneDID, err := syntax.ParseDID(param)
	if err != nil {
		return nil, echo.NewHTTPError(http.StatusBadRequest, "Broken URL: Invalid Scene Name")
	}

	decl, err := srv.store.GetSceneDeclaration(ctx, sceneDID)
	if err != nil {
		return nil, echo.NewHTTPError(http.StatusNotFound, "Unknown Scene (Declaration)")
	}

	ident, err := srv.dir.LookupDID(ctx, sceneDID)
	if err != nil {
		return nil, echo.NewHTTPError(http.StatusNotFound, "Unknown Scene (Identity)")
	}

	return &SceneInfo{
		DID:         sceneDID,
		Handle:      ident.Handle,
		Ident:       *ident,
		Declaration: decl,
	}, nil
}