import { addEdgeToBot, createPortalEdge } from "../../../addEdgeToBot";
import { ExecuteLogicResponse } from "../../../types";
import { TRPCError } from "@trpc/server";
import { SessionState } from "indite-js/schemas";
import { JumpBlock } from "indite-js/schemas/features/blocks/logic/jump";

export const executeJumpBlock = (
  state: SessionState,
  { groupId, blockId }: JumpBlock["options"] = {}
): ExecuteLogicResponse => {
  if (!groupId) return { outgoingEdgeId: undefined };
  const { bot } = state.botsQueue[0];
  const groupToJumpTo = bot.groups.find((group) => group.id === groupId);
  const blockToJumpTo =
    groupToJumpTo?.blocks.find((block) => block.id === blockId) ??
    groupToJumpTo?.blocks[0];

  if (!blockToJumpTo)
    throw new TRPCError({
      code: "INTERNAL_SERVER_ERROR",
      message: "Block to jump to is not found",
    });

  const portalEdge = createPortalEdge({
    to: { groupId, blockId: blockToJumpTo?.id },
  });
  const newSessionState = addEdgeToBot(state, portalEdge);

  return { outgoingEdgeId: portalEdge.id, newSessionState };
};