import cloud from '@lafjs/cloud'
const db = cloud.database();
import Utils from "@/Utils";
const REGION_RANK_LIMIT = 20;
export default async function (ctx: FunctionContext) {
  const uid = ctx.body.uid;
  if (!uid) {
    return { code: 0, data: null, msg: "未获取到uid" };
  }
  const address = ctx.body.address;
  let dbname = "users";
  const gameName = ctx.body.gameName;
  let db1 = "691093093cf0c4532ba4fd9c";
  if (gameName == "iaa") {
    dbname = "usersAd";
    db1 = "691097ac3cf0c4532ba4fd9e";
  }
  let ret1 = await db.collection(dbname).where({ _id: uid }).getOne();
  let oldAddress = ret1.data.address;
  if (address == oldAddress) {
    return;
  }
  const token1 = ctx.body.token;
  if (ret1.data && ret1.data.token) {
    let istoken = Utils.checkToken(token1, ret1.data.token);
    if (!istoken) {
      return { code: 0, data: null, msg: "token校验失败" };
    }
  }
  let ret = await db.collection(dbname).where({ _id: uid }).update({ address: address });
  if (ret1.data.isWhite == false) {
    let res = await rank(db1, uid, ret1, oldAddress, address);
  }
  return { code: 1, data: { address: address }, msg: "ok" }
}

async function rank(db1, uid, res1, oldaddress, address) {
  let add = res1.data.addLevel;
  if (add < 5) {
    return;
  }
  let rankInfo = await db.collection("sRank").where({ _id: db1 }).getOne();
  let total = rankInfo.data.total;
  if (total != null) {
    total = JSON.parse(total);
  } else {
    total = {};
  }
  if (total[oldaddress]) {
    for (let i = 0; i < total[oldaddress].length; i++) {
      if (total[oldaddress][i].id == uid) {
        total[oldaddress].splice(i, 1)
      }
    }
  }
  if (total[address]) {
    let isHave = false;
    for (let i = 0; i < total[address].length; i++) {
      if (total[address][i].id == uid) {
        isHave = true;
        break;
      }
    }
    if (isHave == false) {
      let length = total[address].length;
      if (length < REGION_RANK_LIMIT || add > total[address][length - 1].addLevel) {
        total[address].push({
          id: uid,
          addLevel: add,
          time: Date.now(),
          username: res1.data?.username,
          useravatar: res1.data?.useravatar,
          useravatarIcon: res1.data?.useravatarIcon,
          levelAmount: res1.data?.levelAmount
        });
      }
    }
  } else {
    total[address] = [{
      id: uid,
      addLevel: add,
      time: Date.now(),
      username: res1.data?.username,
      useravatar: res1.data?.useravatar,
      useravatarIcon: res1.data?.useravatarIcon,
      levelAmount: res1.data?.levelAmount
    }];
  }
  total[address].sort((a, b) => {
    if (a.addLevel !== b.addLevel) {
      return b.addLevel - a.addLevel;
    }
    return a.time - b.time;
  });
  if (total[address].length >= REGION_RANK_LIMIT) {
    total[address] = total[address].slice(0, REGION_RANK_LIMIT);
  }
  if (!total["role"]) {
    total["role"] = {};
  }
  if (total["role"][oldaddress] > 0) {
    total["role"][oldaddress] -= 1;
    let length = total[oldaddress]?.length || 0;
    if (length < REGION_RANK_LIMIT) {
      total["role"][oldaddress] = length;
    }
  }
  if (!total["role"][address]) {
    total["role"][address] = 1;
  } else {
    total["role"][address] += 1;
    let length = total[address]?.length || 0;
    if (length < REGION_RANK_LIMIT) {
      total["role"][address] = length;
    };
  }
  //console.log(address);
  let ret1 = await db.collection("sRank").where({ _id: db1 }).update({ total: JSON.stringify(total) });
  let rank = -1;
  for (let i = 0; i < total[address].length; i++) {
    if (total[address][i].id == uid) {
      rank = i + 1;
      break;
    }
  }
  return rank;
}