import { Client, isFullBlock } from "@notionhq/client";
import { BlockObjectRequest } from "@notionhq/client/build/src/api-endpoints";
import { ELStats } from "../../statistiques/ELStats";
import { listAllChildrenBlocks } from "../utils/listAllChildrenBlocks";
import { removeBlocks } from "../utils/removeBlocks";
import { richTextToPlainText } from "../utils/text/richTextToPlainText";
import { currentStatsHeading, statsPageId } from "./publishStatisticsToNotion";

export async function publishCurrentStats(
  notionClient: Client,
  stats: ELStats
) {
  const childrenBlocks = (
    await listAllChildrenBlocks(notionClient, {
      block_id: statsPageId,
    })
  ).filter(isFullBlock);

  const currentStatsHeadingBlockIndex = childrenBlocks.findIndex(
    (block) =>
      block.type === "heading_1" &&
      richTextToPlainText(block.heading_1.rich_text) === currentStatsHeading
  );
  const endOfCurrentStats = childrenBlocks.findIndex(
    (block, index) =>
      index > currentStatsHeadingBlockIndex && block.type === "heading_1"
  );
  if (currentStatsHeadingBlockIndex === -1 || endOfCurrentStats === -1) {
    throw new Error("Cannot find expected headings in statistics page");
  }

  const currentStatsHeadingBlock =
    childrenBlocks[currentStatsHeadingBlockIndex];

  const blocksIdsToRemove = childrenBlocks
    .slice(currentStatsHeadingBlockIndex + 1, endOfCurrentStats)
    .map((b) => b.id);
  await removeBlocks(notionClient, blocksIdsToRemove);

  notionClient.blocks.children.append({
    block_id: statsPageId,
    after: currentStatsHeadingBlock.id,
    children: [
      currentStatBlock("Nb Famille Résistante", stats.nbFamilleResistantes),
      currentStatBlock(
        "Nb Famille Résistante ou Ex-Résistante",
        stats.nbFamilleResistantesOrEx
      ),
      currentStatBlock(
        "Durée Moyenne Résistance (jours)",
        stats.dureeMoyenneResistance
      ),
      currentStatBlock(
        "Durée Médiane Résistance (jours)",
        stats.dureeMedianeResistance
      ),
    ],
  });
}

function currentStatBlock(
  stateName: string,
  value: number
): BlockObjectRequest {
  return {
    paragraph: {
      rich_text: [
        {
          text: {
            content:
              stateName +
              ": " +
              value.toLocaleString("us-FR", {
                maximumFractionDigits: 0,
              }),
          },
        },
      ],
    },
  };
}