"use client";
import React, { Component, useEffect, useState } from "react";
import ReactApexChart from "react-apexcharts";
import dummyData from "../../../../const/dummy.json";
import {
  getStatisticMonthly,
  getStatisticMonthlyFeedback,
} from "@/services/article";

type WeekData = {
  week: number;
  days: number[];
  total: number;
};

type RemainingDays = {
  days: number[];
  total: number;
};

function processMonthlyData(count: number[]): {
  weeks: WeekData[];
  remaining_days: RemainingDays;
} {
  const weeks: WeekData[] = [];
  let weekIndex = 1;

  for (let i = 0; i < count.length; i += 7) {
    const weekData = count.slice(i, i + 7);
    weeks.push({
      week: weekIndex,
      days: weekData,
      total: weekData.reduce((sum, day) => sum + day, 0),
    });
    weekIndex++;
  }

  const remainingDays: RemainingDays = {
    days: count.length % 7 === 0 ? [] : count.slice(-count.length % 7),
    total: count.slice(-count.length % 7).reduce((sum, day) => sum + day, 0),
  };

  return {
    weeks,
    remaining_days: remainingDays,
  };
}

const SuggestionsChart = (props: {
  type: string;
  date: string;
  totals: (data: number) => void;
}) => {
  const { date, type, totals } = props;
  const [categories, setCategories] = useState<string[]>([]);
  const [seriesSuggestions, setSeriesSuggestions] = useState<number[]>([]);

  useEffect(() => {
    initFetch();
  }, [date, type]);

  function processYearlyData(data: any) {
    const months = [
      "Januari",
      "Februari",
      "Maret",
      "April",
      "Mei",
      "Juni",
      "Juli",
      "Agustus",
      "September",
      "Oktober",
      "November",
      "Desember",
    ];
    const category = [];
    const temp = [];
    let totalData = 0;
    for (let i = 0; i < data.length; i++) {
      const total = data[i].suggestions.reduce(
        (sum: number, list: number) => sum + list,
        0
      );
      temp.push(total);
      totalData += total;
      category.push(months[data[i].month - 1]);
    }
    return { categories: category, series: temp, total: totalData };
  }

  const initFetch = async () => {
    const splitDate = date.split(" ");
    const res = await getStatisticMonthlyFeedback(splitDate[1]);
    const data = res?.data?.data;
    // const data = dummyData.data;
    if (type === "monthly") {
      const getDatas = data?.filter(
        (a: any) => a.year === Number(splitDate[1])
      );
      console.log("teemp,tota", getDatas);

      if (getDatas) {
        const temp = processYearlyData(getDatas);
        setSeriesSuggestions(temp.series);
        setCategories(temp.categories);
        totals(temp.total);
      } else {
        setSeriesSuggestions([]);
        totals(0);
      }
    } else {
      const getDatas = data?.find(
        (a: any) =>
          a.month == Number(splitDate[0]) && a.year === Number(splitDate[1])
      );
      if (getDatas) {
        const temp = processMonthlyData(getDatas?.suggestions);
        const sum = getDatas.suggestions.reduce(
          (acc: any, curr: any) => acc + curr,
          0
        );
        totals(sum);
        if (type == "weekly") {
          setSeriesSuggestions(
            temp.weeks.map((list) => {
              return list.total;
            })
          );
          const category = [];
          for (let i = 1; i <= temp.weeks.length; i++) {
            category.push(`Minggu ke-${i}`);
          }
          setCategories(category);
        } else {
          setSeriesSuggestions(getDatas.suggestions);
        }
      } else {
        setSeriesSuggestions([]);
        totals(0);
      }
    }
  };

  return (
    <div className="h-full">
      <div id="chart" className="h-full">
        <ReactApexChart
          options={{
            chart: {
              height: "100%",
              type: "area",
            },
            stroke: {
              curve: "smooth",
            },
            dataLabels: {
              enabled: false,
            },
            xaxis: {
              categories: type == "daily" ? [] : categories,
            },
          }}
          series={[
            {
              name: "Kritik & Saran",
              data: seriesSuggestions,
            },
          ]}
          type="area"
          height="100%"
        />
      </div>
      <div id="html-dist"></div>
    </div>
  );
};

export default SuggestionsChart;